NL7200974A - - Google Patents
Info
- Publication number
- NL7200974A NL7200974A NL7200974A NL7200974A NL7200974A NL 7200974 A NL7200974 A NL 7200974A NL 7200974 A NL7200974 A NL 7200974A NL 7200974 A NL7200974 A NL 7200974A NL 7200974 A NL7200974 A NL 7200974A
- 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
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)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11140171A | 1971-02-01 | 1971-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7200974A true NL7200974A (en) | 1972-08-03 |
Family
ID=22338334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7200974A NL7200974A (en) | 1971-02-01 | 1972-01-25 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3739849A (en) |
| AR (1) | AR203817A1 (en) |
| BR (1) | BR7200498D0 (en) |
| CA (1) | CA947645A (en) |
| DE (1) | DE2205042C3 (en) |
| FR (1) | FR2124343B1 (en) |
| GB (1) | GB1365586A (en) |
| NL (1) | NL7200974A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863719A (en) * | 1973-10-23 | 1975-02-04 | Dresser Ind | Retrievable well packer with reversing feature and method of use thereof |
| US3851705A (en) * | 1973-11-02 | 1974-12-03 | Dresser Ind | Dual hydraulically actuated oil well packer |
| US3851707A (en) * | 1973-11-02 | 1974-12-03 | Dresser Ind | Uni-directional unitary anchor slip |
| US4029147A (en) * | 1975-10-23 | 1977-06-14 | Dresser Industries, Inc. | Gripping member for well packer |
| US4212352A (en) * | 1979-01-08 | 1980-07-15 | Dresser Industries, Inc. | Gripping member for well tools |
| CN102913181B (en) * | 2012-10-24 | 2015-04-08 | 中国石油化工股份有限公司 | Throwing type washable downhole pressure-bearing plugging device and plugging method thereof |
| GB2561814B (en) * | 2016-10-10 | 2019-05-15 | Ardyne Holdings Ltd | Downhole test tool and method of use |
| CN110952947A (en) * | 2019-11-22 | 2020-04-03 | 白瑞义 | Wellhead sealing control device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2739653A (en) * | 1950-06-05 | 1956-03-27 | Mcgaffey Taylor Corp | Well tool and anchoring means therefor |
| US2638851A (en) * | 1951-11-30 | 1953-05-19 | Sochris Dev Company | Well driller cleanout pump assembly |
| US3548936A (en) * | 1968-11-15 | 1970-12-22 | Dresser Ind | Well tools and gripping members therefor |
-
1971
- 1971-02-01 US US00111401A patent/US3739849A/en not_active Expired - Lifetime
-
1972
- 1972-01-05 CA CA131,735A patent/CA947645A/en not_active Expired
- 1972-01-25 NL NL7200974A patent/NL7200974A/xx unknown
- 1972-01-27 GB GB383972A patent/GB1365586A/en not_active Expired
- 1972-01-28 AR AR240287A patent/AR203817A1/en active
- 1972-01-31 BR BR498/72A patent/BR7200498D0/en unknown
- 1972-01-31 DE DE2205042A patent/DE2205042C3/en not_active Expired
- 1972-02-01 FR FR7203286A patent/FR2124343B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2124343A1 (en) | 1972-09-22 |
| DE2205042C3 (en) | 1979-04-26 |
| BR7200498D0 (en) | 1973-05-17 |
| DE2205042A1 (en) | 1972-08-10 |
| CA947645A (en) | 1974-05-21 |
| FR2124343B1 (en) | 1976-06-11 |
| AR203817A1 (en) | 1975-10-31 |
| GB1365586A (en) | 1974-09-04 |
| AU3802772A (en) | 1973-07-19 |
| DE2205042B2 (en) | 1978-08-31 |
| US3739849A (en) | 1973-06-19 |