CN102434778A - Low-temperature liquid hydrocarbon generator with novel structure - Google Patents
Low-temperature liquid hydrocarbon generator with novel structure Download PDFInfo
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- CN102434778A CN102434778A CN2011103981640A CN201110398164A CN102434778A CN 102434778 A CN102434778 A CN 102434778A CN 2011103981640 A CN2011103981640 A CN 2011103981640A CN 201110398164 A CN201110398164 A CN 201110398164A CN 102434778 A CN102434778 A CN 102434778A
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- liquid hydrocarbon
- temperature liquid
- low temperature
- shell
- vaporizer
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- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 92
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 92
- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 87
- 239000007788 liquid Substances 0.000 title claims abstract description 74
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 239000006200 vaporizer Substances 0.000 claims description 32
- 238000000605 extraction Methods 0.000 claims description 11
- 239000000969 carrier Substances 0.000 claims description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000001273 butane Substances 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical group CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000002309 gasification Methods 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000013021 overheating Methods 0.000 abstract 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 239000005977 Ethylene Substances 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 125000000816 ethylene group Chemical class [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
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- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses a low-temperature liquid hydrocarbon generator with a novel structure, which comprises a shell and two sets of U-shaped tube bundles, wherein the shell is provided with an upper part, a middle part and a lower part, and intermediate heating mediums are filled in the shell; and the two sets of U-shaped tube bundles are respectively arranged at the upper part and the lower part of the shell, the U-shaped tube bundle at the lower part of the shell is used for passing heating mediums and is provided with a heating steam inlet and a condensate outlet, and the U-shaped tube bundle at the upper part of the shell is used for passing low-temperature liquid hydrocarbon and is provided with a low-temperature liquid hydrocarbon inlet and a gas hydrocarbon outlet. The low-temperature liquid hydrocarbon generator with the novel structure has the advantages that the gasification and overheating of the low-temperature liquid hydrocarbon can be realized in the same equipment, the structure is simple, the equipment investment is small, the low-temperature liquid hydrocarbon is ensured to be fully gasified and overheated and the requirements of users are satisfied.
Description
Technical field
The present invention relates to the heating and gasifying field of low temperature liquid hydrocarbon, particularly a kind of new structure low temperature liquid hydrocarbon vaporizer.
Background technique
Hydrocarbons (like ethene etc.) is one of most important basic material of petrochemical industry.From the fifties in last century, the country of some petrochemical industry advanced technology develops the hydrocarbon cracking technology in succession, and this has promoted the development of synthetic material industry greatly.At present, utilize general plastics such as polyethylene that hydrocarbons produces, polypropylene, vinyl benzene to spread all over the every nook and cranny of daily life.
Along with the sustainable development of China's Petrochemical and national economy, the demand of hydrocarbons is being continued to increase, homemade hydrocarbons can not meet the needs of production, thereby needs a large amount of imports.The mode of atmospheric low-temperature groove ship is adopted in the import of hydrocarbons usually, and the liquid hydrocarbon shipping is come back home.For example, the volume of-104 ℃ of liquid ethylenes of the inferior weight of normal pressure is about 1/490 of gaseous ethylene under the normal pressure, and the volume of visible liquefaction back ethene reduces greatly, and is comparatively favourable to the storing of ethene.Liquid hydrocarbon is unloaded from ship, after tank field storage, pressurization and gasification gasification, sees off to its user's use.
The liquid hydrocarbon of low temperature will be transformed into the gas of normal temperature; Must provide corresponding heat to make its gasification, low temperature liquid hydrocarbon vaporizer is the equipment that carries out the low temperature liquid hydrocarbon gasization specially, and its low temperature liquid hydrocarbon gas with input turns to gaseous hydrocarbon output; If adopt steam or the direct-fired heat exchanger of hot water; Because the temperature of low temperature liquid hydrocarbon is usually far below 0 ℃, if the phenomenon of freezing of heat mediums such as steam or hot water appears in misoperation easily; And then cause serious consequences such as device damage, combustible material leakage, so low temperature liquid hydrocarbon boil-off gas is typically designed to the structure of intermediate medium heating.
Existing technology adopts the shell-and-tube heat exchanger of two series connection, an evaporation that realizes the low temperature liquid hydrocarbon, and another one realizes the cryogenic gaseous hydrocarbon heating after the evaporation; The shell-and-tube heat exchanger that perhaps adopts two shells to be connected stacks layout (shown in accompanying drawing 1) up and down; The evaporation of heat medium in the middle of the heat exchanger of downside is realized, boil-off gas is through arriving the heat exchanger of upside connecting tube, and the heat exchanger of upside uses the middle heat medium after the evaporation that the low temperature liquid hydrocarbon is heated; Export vaporizer after reaching the outer defeated temperature that requires; Send the user to use, and middle heat medium steam flows in the heat exchanger of downside after being condensed from connecting tube, form circulation.
But; Two kinds of structures in fact all are to be provided with two shell-and-tube heat exchangers, and existence needs to increase auxiliary connecting line, equipment size strengthens, invests technological deficiencies such as increase, adopts connecting tube or connecting line simultaneously; Cause problems such as the intermediate medium backflow freely perhaps can not in time not reflux easily; Thereby it is unstable to cause evaporator operation, and the gaseous hydrocarbon temperature after the gasification is unstable, can not continue to satisfy the requirement that downstream user is used gas continuously.
Therefore, how to design the low temperature liquid hydrocarbon vaporizer of new structure, be those skilled in the art's research direction place.
Summary of the invention
Main purpose of the present invention provides a kind of new structure low temperature liquid hydrocarbon vaporizer, to solve existing problem in the above-mentioned existing technology.
In order to achieve the above object, the present invention discloses a kind of low temperature liquid hydrocarbon vaporizer of new structure, and it comprises:
One shell, it has top, middle part and bottom, heat medium in the middle of being filled with in the said shell;
Two cover U type tube banks; It is arranged at the top and the bottom of said shell respectively; The bottom U type tube bank of said shell is used for through heat medium; It has a heating steam inlet and a condensate outlet, and the top U type tube bank of said shell is used for through the low temperature liquid hydrocarbon, and it has low temperature liquid hydrocarbon inlet and gaseous hydrocarbon outlet.
In the preferred implementation, the extraction direction of said top and the bottom U type tube bank adopts up and down not homonymy.
In the preferred implementation, the extraction direction of said top and the bottom U type tube bank adopts the same side.
In the preferred implementation, the tube bank of described upside U type is formed for a plurality of U type heat exchanging tubes, shown in a plurality of U type heat exchanging tubes adopt the rounded projections arranged structures.
In the preferred implementation, adopt dividing plate separately between described low temperature liquid hydrocarbon inlet and the outlet of described gaseous hydrocarbon.
In the preferred implementation, the employing dividing plate separates between said heating steam inlet and the described condensate outlet.
In the preferred implementation, described outer casing bottom has one group of two support carriers, and one of them support carriers is a fixed structure, and another is a sliding motion structure.
In the preferred implementation, the material that described shell adopts is stainless steel or low temperature carbon steel.
In the preferred implementation, described middle heat medium is butane or glycol water.
In the preferred implementation, the heat medium that the bottom U type tube bank of said shell is used for passing through is a steam.
The present invention is in running, and vaporizer is stable, and the gaseous ethylene output temperature is stable, the middle heat medium pressure of shell-side does not fluctuate, liquid level is constant; There is not middle heat medium loss; Actual effect is good, has reached intended purposes, realize simultaneously the low temperature liquid hydrocarbon in same equipment, realize the gasification and overheated; Simple in structure, equipment investment is low, guarantee that the low temperature liquid hydrocarbon is gasified totally and overheated, satisfies customer requirements.
Description of drawings
Fig. 1 is this existing technology structural representation;
Fig. 2 is a low temperature liquid hydrocarbon vaporizer schematic representation of the present invention;
Fig. 3 is extraction direction one embodiment's schematic representation of U type tube bank of the present invention;
Fig. 4 is another embodiment's schematic representation of extraction direction of U type tube bank of the present invention;
Fig. 5 is low temperature liquid hydrocarbon vaporizer one embodiment's schematic representation of the present invention;
Fig. 6 is another embodiment's schematic representation of low temperature liquid hydrocarbon vaporizer of the present invention;
Fig. 7 is low temperature liquid hydrocarbon vaporizer of the present invention embodiment's schematic representation again;
Fig. 8 A, 8B are respectively low temperature liquid hydrocarbon vaporizer of the present invention U type tube bank tube sheet schematic representation up and down.
Description of reference numerals: 1-shell; The U type tube bank of 21-top; 211-low temperature liquid hydrocarbon inlet; The outlet of 212-gaseous hydrocarbon; The U type tube bank of 22-bottom; The 221-medium inlet; The 222-condensate outlet; Heat medium in the middle of the 23-; 24,25-dividing plate; 26,27-support carriers.
Embodiment
Below in conjunction with accompanying drawing, do more detailed explanation with other technical characteristics and advantage to the present invention is above-mentioned.
As shown in Figure 2, be low temperature liquid hydrocarbon vaporizer schematic representation of the present invention; The present invention discloses a kind of low temperature liquid hydrocarbon vaporizer, and it comprises: a shell 1, and it has top, middle part and bottom, is provided with two cover U type tube banks 21,22 in the said shell 1; Said two cover U type tube banks 21,22 are arranged at the top and the bottom of said shell 1; The bottom U type tube bank 22 of said shell 1 is used for through heat medium; Steam for example, it has a medium inlet 221 and a condensate outlet 222, and the top U type tube bank 21 of said shell is used for through the low temperature liquid hydrocarbon; And making it be heated gasification, it has low temperature liquid hydrocarbon inlet 211 and one gaseous hydrocarbon outlet 212.Heat medium 23 in the middle of being filled with in the described shell 1 is like butane or glycol water.
Because two tube banks 21,22 of top and the bottom are installed in the same shell 1; Therefore the evaporation of intermediate medium and the condensation freedom is unobstructed, efficient is high; Can in an equipment, realize fully, and very reliable, and the material that described shell 1 adopts is stainless steel or low temperature carbon steel.
Like Fig. 3, shown in 4, be extraction direction one embodiment and another embodiment's schematic representation of U type tube bank of the present invention; The extraction direction of top and the bottom of the present invention U type tube bank 21,22 adopts up and down not homonymy, and the mode of homonymy can not be up and down: the U type tube bank 21 on top can be extracted out from the right side, and the U type tube bank 22 of bottom then can be extracted (consulting Fig. 3) from the left side out; Also can be: the U type tube bank 21 on top can be extracted out from the left side, and the U type tube bank 22 of bottom then can be extracted (consulting Fig. 4) from the right side out.The stress problem that the tube bank of U type concentrates opening to cause be can effectively avoid like this on shell, thereby size, the reduction equipment investment of shell further dwindled.
The extraction direction of top and the bottom of the present invention U type tube bank 21,22 can adopt the same side, i.e. the extraction side of top and the bottom U type tube bank 21,22 all is arranged on a side and gets final product, and can also can (scheme not show) in the left side on the right side, and is different according to the infield of device context; Extract direction out and be arranged among the embodiment of a side, the opposite side of shell 1 is exactly the end socket mechanism of a simple horizontal cylindrical equipment, and is different with the both sides extraction structure that is provided.Such mode helps saving the space of overhaul of the equipments, is fit to the less low temperature liquid hydrocarbon vaporizer of vaporization ability.
Described upside U type tube bank of the present invention can be adopted a plurality of, and the rounded projections arranged structure is adopted in a plurality of U type tube banks, and the longitudinal cross-section of promptly arranging between the heat-transfer pipe is the equilateral triangle of one 60 degree.
As shown in Figure 5, be low temperature liquid hydrocarbon vaporizer one embodiment's schematic representation of the present invention; Adopt dividing plate to open in 24 minutes between described low temperature liquid hydrocarbon inlet 211 of the present invention and the described gaseous hydrocarbon outlet 212.Because liquid hydrocarbon and gaseous hydrocarbon all are from the side entering of U type pipe; So the centre must be opened with dividing plate in 24 minutes, guarantee that liquid hydrocarbon gets into from the side that U type tube and tube plate links to each other, and the gaseous hydrocarbon of the opposite side that links to each other with tube sheet of arrival exports; Form a U type, and realize conducting heat; If there is not dividing plate,, can not realize conducting heat with the outlet that causes liquid hydrocarbon directly to get into gaseous hydrocarbon.
As shown in Figure 6, be another embodiment's schematic representation of low temperature liquid hydrocarbon vaporizer of the present invention; Also adopt dividing plate to open in 25 minutes between said heating steam inlet 221 and the described condensate outlet 222.Because heating steam and condensate outlet all are from the side entering of U type pipe; So the centre must be opened with dividing plate in 25 minutes; Guarantee that heating steam gets into from the side that U type tube and tube plate links to each other; And the outlet of the condensate outlet of the opposite side that links to each other with tube sheet of arrival, forms a U type, and realize heat transfer; If there is not dividing plate,, can not realize conducting heat with the outlet that causes liquid hydrocarbon directly to get into gaseous hydrocarbon.
As shown in Figure 7, be low temperature liquid hydrocarbon vaporizer of the present invention embodiment's schematic representation again; Described shell 1 bottom has one group of two support carriers 26,27, and one of described support carriers is a fixed structure, and another is a sliding motion structure.The perforate that is connected with stone bolt of having adopted one among the present invention has just formed fixing structure for circular after the connection; And the attachment hole of another one adopts ellipse perforate (along the device length direction); When device temperature changed like this, during along its length direction contraction, stone bolt just can move in this elliptical aperture; Thereby certain amount of movement of forming device, the stone bolt of avoiding the equipment distortion to cause damages.
Shown in Fig. 8 A, 8B, be respectively the low temperature liquid hydrocarbon vaporizer of the present invention schematic representation of U type tube bank tube sheet up and down; The two ends of described up and down U type tube bank opening weld together with lower perforated plate it on, and low temperature liquid hydrocarbon U type tube bank in top is an equilateral triangle with the arrangement mode of tube sheet, and the heating steam U type of bottom is restrained and the arrangement mode of its tube sheet is a rectangle; Fully contact between the heat medium in the middle of this arrangement mode guarantees; Form the good heat transfer effect; Heat medium in time evaporates rising in the middle of guaranteeing shell inner bottom part liquid, and heat medium forms and circulates with the heat exchange of low temperature liquid hydrocarbon and in time be condensed and be back to outer casing bottom in the middle of the gaseous state of shell upper; Thereby realize the interior low temperature liquid hydrocarbon of U type tube bank of heat transfer to the shell upper of the steam in the outer casing underpart U type, and make its gasification.
The present invention in use, heating steam is got into by the upside of the tube bank of vaporizer bottom, steam flows through the tube bank of U type; Release heat, with the gasification of the intermediate medium in the shell, steam is condensed into and is lime set; And leave shell from the lower exit of tube bank, get into the lime set collecting system; And risen to top by steam-heated intermediate medium from the bottom of shell, the low temperature liquid hydrocarbon gas attitude in the superposed tube bank of heating and gasifying, reach the requirement of outer defeated temperature after, leave shell, get into the gaseous hydrocarbon output system, defeated outward as product; The low temperature liquid hydrocarbon gets into shell from the downside of the U type tube bank on top, is heated the gasification back and leaves shell from the top of U type tube bank; Intermediate medium is formed lime set by low temperature liquid hydrocarbon cooling back, and flows to outer casing underpart voluntarily, forms the circulation of a gasification and condensation, constantly repeats said process, can realize the continuous gasification of low temperature liquid hydrocarbon, satisfies the requirement of downstream user.
In sum, the present invention is in running, and vaporizer is stable; The gaseous ethylene output temperature is stable, the middle heat medium pressure of shell-side does not fluctuate, liquid level is constant, does not have middle heat medium loss, and actual effect is good; Reached intended purposes; Realize simultaneously the low temperature liquid hydrocarbon in same equipment, realize gasification with overheated, simple in structure, equipment investment is low, assurance low temperature liquid hydrocarbon is gasified totally and overheated, satisfies customer requirements.
More than explanation is just illustrative for the purpose of the present invention, and nonrestrictive, those of ordinary skills understand; Under the situation of spirit that does not break away from following accompanying claims and limited and scope, can make many modifications, change; Or equivalence, but all will fall in protection scope of the present invention.
Claims (10)
1. the low temperature liquid hydrocarbon vaporizer of a new structure is characterized in that it comprises:
One shell, it has top, middle part and bottom, heat medium in the middle of being filled with in the said shell;
Two cover U type tube banks; It is arranged at the top and the bottom of said shell respectively; The bottom U type tube bank of said shell is used for through heat medium; It has a heating steam inlet and a condensate outlet, and the top U type tube bank of said shell is used for through the low temperature liquid hydrocarbon, and it has low temperature liquid hydrocarbon inlet and gaseous hydrocarbon outlet.
2. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, the extraction direction of said top and the bottom U type tube bank adopts up and down not homonymy.
3. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, the extraction direction of said top and the bottom U type tube bank adopts the same side.
4. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, the tube bank of described upside U type is formed for a plurality of U type heat exchanging tubes, shown in a plurality of U type heat exchanging tubes adopt the rounded projections arranged structures.
5. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, adopts dividing plate separately between described low temperature liquid hydrocarbon inlet and the outlet of described gaseous hydrocarbon.
6. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, the employing dividing plate separates between said heating steam inlet and the described condensate outlet.
7. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, described outer casing bottom has one group of two support carriers, and one of them support carriers is a fixed structure, and another is a sliding motion structure.
8. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, the material that described shell adopts is stainless steel or low temperature carbon steel.
9. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, described middle heat medium is butane or glycol water.
10. the low temperature liquid hydrocarbon vaporizer of new structure according to claim 1 is characterized in that, the heat medium that the bottom U type tube bank of said shell is used for passing through is a steam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103981640A CN102434778A (en) | 2011-12-05 | 2011-12-05 | Low-temperature liquid hydrocarbon generator with novel structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103981640A CN102434778A (en) | 2011-12-05 | 2011-12-05 | Low-temperature liquid hydrocarbon generator with novel structure |
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| Publication Number | Publication Date |
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| CN102434778A true CN102434778A (en) | 2012-05-02 |
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| CN2011103981640A Pending CN102434778A (en) | 2011-12-05 | 2011-12-05 | Low-temperature liquid hydrocarbon generator with novel structure |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4917549A (en) * | 1972-06-12 | 1974-02-16 | ||
| JPS5252261A (en) * | 1975-10-24 | 1977-04-26 | Hitachi Zosen Corp | Heat exchange for utilizing cold energy of liquefied natural gas |
| JPS5834397A (en) * | 1981-08-24 | 1983-02-28 | 株式会社東芝 | Tank for liquid storage |
| JPS6110195A (en) * | 1984-06-26 | 1986-01-17 | Toshiba Corp | Liquid metal storing tank |
| JPH0917549A (en) * | 1995-06-29 | 1997-01-17 | Toshiba Corp | Lightning arrester for power lines |
| CN1319739A (en) * | 2000-01-18 | 2001-10-31 | 株式会社神户制钢所 | Intermediate fluid type carburetor |
| CN201373238Y (en) * | 2009-03-20 | 2009-12-30 | 杭州赛富特设备有限公司 | Carbon dioxide vaporizer |
| CN202361071U (en) * | 2011-12-05 | 2012-08-01 | 中国寰球工程公司 | Low-temperature liquid hydrocarbon evaporator with novel structure |
-
2011
- 2011-12-05 CN CN2011103981640A patent/CN102434778A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4917549A (en) * | 1972-06-12 | 1974-02-16 | ||
| JPS5252261A (en) * | 1975-10-24 | 1977-04-26 | Hitachi Zosen Corp | Heat exchange for utilizing cold energy of liquefied natural gas |
| JPS5834397A (en) * | 1981-08-24 | 1983-02-28 | 株式会社東芝 | Tank for liquid storage |
| JPS6110195A (en) * | 1984-06-26 | 1986-01-17 | Toshiba Corp | Liquid metal storing tank |
| JPH0917549A (en) * | 1995-06-29 | 1997-01-17 | Toshiba Corp | Lightning arrester for power lines |
| CN1319739A (en) * | 2000-01-18 | 2001-10-31 | 株式会社神户制钢所 | Intermediate fluid type carburetor |
| CN201373238Y (en) * | 2009-03-20 | 2009-12-30 | 杭州赛富特设备有限公司 | Carbon dioxide vaporizer |
| CN202361071U (en) * | 2011-12-05 | 2012-08-01 | 中国寰球工程公司 | Low-temperature liquid hydrocarbon evaporator with novel structure |
Non-Patent Citations (1)
| Title |
|---|
| 陈英南、刘玉兰: "《常用化工单元设备的设计》", 30 April 2005, article "换热设备应该满足的基本要求", pages: 35-38 * |
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Application publication date: 20120502 |