WO1997005759A3 - Dispositif ameliore pour le fond d'un trou de forage - Google Patents
Dispositif ameliore pour le fond d'un trou de forage Download PDFInfo
- Publication number
- WO1997005759A3 WO1997005759A3 PCT/GB1995/002046 GB9502046W WO9705759A3 WO 1997005759 A3 WO1997005759 A3 WO 1997005759A3 GB 9502046 W GB9502046 W GB 9502046W WO 9705759 A3 WO9705759 A3 WO 9705759A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- configuration
- valve
- actuator member
- moveable
- downhole apparatus
- Prior art date
Links
- 239000012530 fluid Substances 0.000 abstract 3
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/004—Indexing systems for guiding relative movement between telescoping parts of downhole tools
- E21B23/006—"J-slot" systems, i.e. lug and slot indexing mechanisms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
- E21B23/042—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion using a single piston or multiple mechanically interconnected pistons
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/06—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting packers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Pipe Accessories (AREA)
- Lift Valve (AREA)
- Details Of Valves (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU33919/95A AU3391995A (en) | 1995-08-05 | 1995-08-31 | Improved downhole apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9516114.7A GB9516114D0 (en) | 1995-08-05 | 1995-08-05 | Improved downhole apparatus |
GB9516114.7 | 1995-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1997005759A2 WO1997005759A2 (fr) | 1997-02-20 |
WO1997005759A3 true WO1997005759A3 (fr) | 1997-04-17 |
Family
ID=10778842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1995/002046 WO1997005759A2 (fr) | 1995-08-05 | 1995-08-31 | Dispositif ameliore pour le fond d'un trou de forage |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU3391995A (fr) |
GB (1) | GB9516114D0 (fr) |
WO (1) | WO1997005759A2 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2228840A1 (fr) * | 1995-08-05 | 1997-02-20 | Clive John French | Dispositif de puits de forage |
GB9721496D0 (en) | 1997-10-09 | 1997-12-10 | Ocre Scotland Ltd | Downhole valve |
GB9913557D0 (en) | 1999-06-10 | 1999-08-11 | French Oilfield Services Ltd | Hydraulic control assembly |
CN102900394B (zh) * | 2011-07-25 | 2015-07-22 | 中国石油天然气集团公司 | 可洗井自验封封隔器 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823773A (en) * | 1972-10-30 | 1974-07-16 | Schlumberger Technology Corp | Pressure controlled drill stem tester with reversing valve |
EP0116443A1 (fr) * | 1983-02-04 | 1984-08-22 | I.I.E. Innovation Enterprise Ltd. | Obturateur anti-éruption de fond de puits et procédé pour l'utilisation d'un tel obturateur |
US4712613A (en) * | 1985-06-12 | 1987-12-15 | Peder Smedvig Aksjeselskap | Down-hole blow-out preventers |
US4817723A (en) * | 1987-07-27 | 1989-04-04 | Halliburton Company | Apparatus for retaining axial mandrel movement relative to a cylindrical housing |
US5291947A (en) * | 1992-06-08 | 1994-03-08 | Atlantic Richfield Company | Tubing conveyed wellbore straddle packer system |
GB2272774A (en) * | 1992-11-13 | 1994-05-25 | Clive French | Deep bores: completion test tool |
US5396953A (en) * | 1993-07-30 | 1995-03-14 | Halliburton Company | Positive circulating valve with retrievable standing valve |
-
1995
- 1995-08-05 GB GBGB9516114.7A patent/GB9516114D0/en active Pending
- 1995-08-31 WO PCT/GB1995/002046 patent/WO1997005759A2/fr active Application Filing
- 1995-08-31 AU AU33919/95A patent/AU3391995A/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823773A (en) * | 1972-10-30 | 1974-07-16 | Schlumberger Technology Corp | Pressure controlled drill stem tester with reversing valve |
EP0116443A1 (fr) * | 1983-02-04 | 1984-08-22 | I.I.E. Innovation Enterprise Ltd. | Obturateur anti-éruption de fond de puits et procédé pour l'utilisation d'un tel obturateur |
US4712613A (en) * | 1985-06-12 | 1987-12-15 | Peder Smedvig Aksjeselskap | Down-hole blow-out preventers |
US4817723A (en) * | 1987-07-27 | 1989-04-04 | Halliburton Company | Apparatus for retaining axial mandrel movement relative to a cylindrical housing |
US5291947A (en) * | 1992-06-08 | 1994-03-08 | Atlantic Richfield Company | Tubing conveyed wellbore straddle packer system |
GB2272774A (en) * | 1992-11-13 | 1994-05-25 | Clive French | Deep bores: completion test tool |
US5396953A (en) * | 1993-07-30 | 1995-03-14 | Halliburton Company | Positive circulating valve with retrievable standing valve |
Also Published As
Publication number | Publication date |
---|---|
AU3391995A (en) | 1997-03-05 |
WO1997005759A2 (fr) | 1997-02-20 |
GB9516114D0 (en) | 1995-10-04 |
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