FR2085893B1 - - Google Patents
Info
- Publication number
- FR2085893B1 FR2085893B1 FR7111510A FR7111510A FR2085893B1 FR 2085893 B1 FR2085893 B1 FR 2085893B1 FR 7111510 A FR7111510 A FR 7111510A FR 7111510 A FR7111510 A FR 7111510A FR 2085893 B1 FR2085893 B1 FR 2085893B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/129—Packers; Plugs with mechanical slips for hooking into the casing
- E21B33/1295—Packers; Plugs with mechanical slips for hooking into the casing actuated by fluid pressure
- E21B33/12955—Packers; Plugs with mechanical slips for hooking into the casing actuated by fluid pressure using drag blocks frictionally engaging the inner wall of the well
-
- 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
- E21B33/129—Packers; Plugs with mechanical slips for hooking into the casing
- E21B33/1294—Packers; Plugs with mechanical slips for hooking into the casing characterised by a valve, e.g. a by-pass valve
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)
- Lift Valve (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7111510A FR2085893A1 (en) | 1970-04-07 | 1971-04-01 | Borehole packing with stopper telescopi-cally positioned - in anchoring unit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2638470A | 1970-04-07 | 1970-04-07 | |
| FR7111510A FR2085893A1 (en) | 1970-04-07 | 1971-04-01 | Borehole packing with stopper telescopi-cally positioned - in anchoring unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2085893A1 FR2085893A1 (en) | 1971-12-31 |
| FR2085893B1 true FR2085893B1 (cg-RX-API-DMAC10.html) | 1974-10-04 |
Family
ID=26216304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7111510A Granted FR2085893A1 (en) | 1970-04-07 | 1971-04-01 | Borehole packing with stopper telescopi-cally positioned - in anchoring unit |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2085893A1 (cg-RX-API-DMAC10.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO301945B1 (no) * | 1995-09-08 | 1997-12-29 | Broennteknologiutvikling As | Ekspanderende opphentbar broplugg |
| CN109763785B (zh) * | 2019-03-28 | 2024-01-26 | 中曼石油天然气集团股份有限公司 | 一种用于重载打捞工具中的液压锚定装置及其使用方法 |
| CN116241205B (zh) * | 2023-05-11 | 2023-08-15 | 深蓝(天津)智能制造有限责任公司 | 一种可连续的多级完井空心开窗工具及其方法 |
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1971
- 1971-04-01 FR FR7111510A patent/FR2085893A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2085893A1 (en) | 1971-12-31 |