NL7217266A - - Google Patents
Info
- Publication number
- NL7217266A NL7217266A NL7217266A NL7217266A NL7217266A NL 7217266 A NL7217266 A NL 7217266A NL 7217266 A NL7217266 A NL 7217266A NL 7217266 A NL7217266 A NL 7217266A NL 7217266 A NL7217266 A NL 7217266A
- Authority
- NL
- Netherlands
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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
-
- 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
- E21B33/1291—Packers; Plugs with mechanical slips for hooking into the casing anchor set by wedge or cam in combination with frictional effect, using so-called drag-blocks
- E21B33/1292—Packers; Plugs with mechanical slips for hooking into the casing anchor set by wedge or cam in combination with frictional effect, using so-called drag-blocks with means for anchoring against downward and upward movement
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)
- Earth Drilling (AREA)
- Jigs For Machine Tools (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20974471A | 1971-12-20 | 1971-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7217266A true NL7217266A (en:Method) | 1973-06-22 |
Family
ID=22780083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7217266A NL7217266A (en:Method) | 1971-12-20 | 1972-12-19 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3714984A (en:Method) |
| AR (1) | AR209574A1 (en:Method) |
| AU (1) | AU4915772A (en:Method) |
| CA (1) | CA947646A (en:Method) |
| DE (1) | DE2263195C3 (en:Method) |
| FR (1) | FR2164747B1 (en:Method) |
| GB (1) | GB1395014A (en:Method) |
| NL (1) | NL7217266A (en:Method) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3818987A (en) * | 1972-11-17 | 1974-06-25 | Dresser Ind | Well packer and retriever |
| US3804164A (en) * | 1973-04-09 | 1974-04-16 | Dresser Ind | Well packer apparatus having improved hydraulically-actuated anchor assembly |
| US3976134A (en) * | 1973-11-01 | 1976-08-24 | Dresser Industries, Inc. | Mandrel locking sleeve |
| US3851707A (en) * | 1973-11-02 | 1974-12-03 | Dresser Ind | Uni-directional unitary anchor slip |
| US3858648A (en) * | 1973-11-02 | 1975-01-07 | Dresser Ind | Dual string hydraulically actuated oil well packer |
| US3851705A (en) * | 1973-11-02 | 1974-12-03 | Dresser Ind | Dual hydraulically actuated oil well packer |
| US4018273A (en) * | 1975-05-22 | 1977-04-19 | Dresser Industries, Inc. | Mandrel locking sleeve |
| US4029147A (en) * | 1975-10-23 | 1977-06-14 | Dresser Industries, Inc. | Gripping member for well packer |
| US4151876A (en) * | 1977-10-25 | 1979-05-01 | Dresser Industries, Inc. | Single string retrievable well packers |
| US8678083B2 (en) * | 2011-04-18 | 2014-03-25 | Baker Hughes Incorporated | Expandable liner hanger with helically shaped slips |
-
1971
- 1971-12-20 US US00209744A patent/US3714984A/en not_active Expired - Lifetime
-
1972
- 1972-11-15 CA CA156,509A patent/CA947646A/en not_active Expired
- 1972-11-22 GB GB5405472A patent/GB1395014A/en not_active Expired
- 1972-11-22 AU AU49157/72A patent/AU4915772A/en not_active Expired
- 1972-12-15 AR AR245690A patent/AR209574A1/es active
- 1972-12-19 NL NL7217266A patent/NL7217266A/xx not_active Application Discontinuation
- 1972-12-20 FR FR7245443A patent/FR2164747B1/fr not_active Expired
- 1972-12-20 DE DE2263195A patent/DE2263195C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1395014A (en) | 1975-05-21 |
| FR2164747A1 (en:Method) | 1973-08-03 |
| US3714984A (en) | 1973-02-06 |
| DE2263195B2 (de) | 1979-01-18 |
| DE2263195C3 (de) | 1979-09-13 |
| CA947646A (en) | 1974-05-21 |
| AU4915772A (en) | 1974-05-23 |
| FR2164747B1 (en:Method) | 1977-02-04 |
| DE2263195A1 (de) | 1973-07-05 |
| AR209574A1 (es) | 1977-05-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |