CA2024347C - Ensemble d'etancheite pour obturateur de puits souterrain - Google Patents
Ensemble d'etancheite pour obturateur de puits souterrain Download PDFInfo
- Publication number
- CA2024347C CA2024347C CA 2024347 CA2024347A CA2024347C CA 2024347 C CA2024347 C CA 2024347C CA 2024347 CA2024347 CA 2024347 CA 2024347 A CA2024347 A CA 2024347A CA 2024347 C CA2024347 C CA 2024347C
- Authority
- CA
- Canada
- Prior art keywords
- cone
- rings
- ring
- packer
- sealing
- Prior art date
- 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 - Lifetime
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
- E21B33/1216—Anti-extrusion means, e.g. means to prevent cold flow of rubber packing
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40166489A | 1989-08-31 | 1989-08-31 | |
US401,664 | 1989-08-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2024347A1 CA2024347A1 (fr) | 1991-03-01 |
CA2024347C true CA2024347C (fr) | 2001-05-29 |
Family
ID=23588690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2024347 Expired - Lifetime CA2024347C (fr) | 1989-08-31 | 1990-08-30 | Ensemble d'etancheite pour obturateur de puits souterrain |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2024347C (fr) |
GB (1) | GB2236129A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9995111B2 (en) | 2012-12-21 | 2018-06-12 | Resource Well Completion Technologies Inc. | Multi-stage well isolation |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69228936T2 (de) * | 1991-08-31 | 1999-10-28 | Klaas Johannes Zwart | Abdichtwerkzeug |
US7108065B2 (en) * | 2002-12-19 | 2006-09-19 | Schlumberger Technology Corporation | Technique for preventing deposition products from impeding the motion of a movable component |
US8839874B2 (en) * | 2012-05-15 | 2014-09-23 | Baker Hughes Incorporated | Packing element backup system |
US9518441B2 (en) * | 2013-05-07 | 2016-12-13 | Freudenberg Oil & Gas, Llc | Expandable packing element and cartridge |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3109493A (en) * | 1962-04-30 | 1963-11-05 | Baker Oil Tools Inc | Subsurface well apparatus with packing structures |
US4326588A (en) * | 1980-02-19 | 1982-04-27 | Baker International Corporation | Well tool having knitted wire mesh seal means and method of use thereof |
US4452463A (en) * | 1981-09-25 | 1984-06-05 | Dresser Industries, Inc. | Packer sealing assembly |
US4611658A (en) * | 1984-09-26 | 1986-09-16 | Baker Oil Tools, Inc. | High pressure retrievable gravel packing apparatus |
US4745972A (en) * | 1987-06-10 | 1988-05-24 | Hughes Tool Company | Well packer having extrusion preventing rings |
-
1990
- 1990-08-30 CA CA 2024347 patent/CA2024347C/fr not_active Expired - Lifetime
- 1990-08-31 GB GB9019051A patent/GB2236129A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9995111B2 (en) | 2012-12-21 | 2018-06-12 | Resource Well Completion Technologies Inc. | Multi-stage well isolation |
US10584562B2 (en) | 2012-12-21 | 2020-03-10 | The Wellboss Company, Inc. | Multi-stage well isolation |
Also Published As
Publication number | Publication date |
---|---|
GB2236129A (en) | 1991-03-27 |
CA2024347A1 (fr) | 1991-03-01 |
GB9019051D0 (en) | 1990-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |