GB2155519B - Casing pipe centralizer - Google Patents
Casing pipe centralizerInfo
- Publication number
- GB2155519B GB2155519B GB08418211A GB8418211A GB2155519B GB 2155519 B GB2155519 B GB 2155519B GB 08418211 A GB08418211 A GB 08418211A GB 8418211 A GB8418211 A GB 8418211A GB 2155519 B GB2155519 B GB 2155519B
- Authority
- GB
- United Kingdom
- Prior art keywords
- casing pipe
- pipe centralizer
- centralizer
- casing
- pipe
- 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
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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
- E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/669,785 US4619322A (en) | 1984-02-10 | 1984-11-09 | Centralizing devices for use down-well |
CA000467659A CA1221909A (en) | 1984-02-10 | 1984-11-13 | Centralizing devices for use down-well |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB848403600A GB8403600D0 (en) | 1984-02-10 | 1984-02-10 | Casing pipe centralizer |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8418211D0 GB8418211D0 (en) | 1984-08-22 |
GB2155519A GB2155519A (en) | 1985-09-25 |
GB2155519B true GB2155519B (en) | 1987-03-18 |
Family
ID=10556427
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB848403600A Pending GB8403600D0 (en) | 1984-02-10 | 1984-02-10 | Casing pipe centralizer |
GB08418211A Expired GB2155519B (en) | 1984-02-10 | 1984-07-17 | Casing pipe centralizer |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB848403600A Pending GB8403600D0 (en) | 1984-02-10 | 1984-02-10 | Casing pipe centralizer |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8403600D0 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8509326D0 (en) * | 1985-04-11 | 1985-05-15 | Drexel Equipment Ltd | Centralizing device |
US4811792A (en) * | 1988-03-07 | 1989-03-14 | Baker Hughes Incorporated | Well tool stabilizer and method |
US4960173A (en) * | 1989-10-26 | 1990-10-02 | Baker Hughes Incorporated | Releasable well tool stabilizer |
GB9111381D0 (en) * | 1991-05-25 | 1991-07-17 | Petroline Wireline Services | Centraliser |
US5765640A (en) * | 1996-03-07 | 1998-06-16 | Baker Hughes Incorporated | Multipurpose tool |
GB2361488B (en) | 2000-04-20 | 2004-05-26 | Sondex Ltd | Roller centralizer for wireline tools |
AU2002341386A1 (en) | 2002-08-12 | 2004-02-25 | Eni S.P.A. | Integral centraliser |
US11125046B2 (en) | 2019-12-10 | 2021-09-21 | Saudi Arabian Oil Company | Deploying wellbore patch for mitigating lost circulation |
US11668143B2 (en) | 2019-12-10 | 2023-06-06 | Saudi Arabian Oil Company | Deploying wellbore patch for mitigating lost circulation |
US11261678B2 (en) | 2019-12-10 | 2022-03-01 | Saudi Arabian Oil Company | Deploying wellbore patch for mitigating lost circulation |
US11643878B2 (en) * | 2020-03-26 | 2023-05-09 | Saudi Arabian Oil Company | Deploying material to limit losses of drilling fluid in a wellbore |
US11454071B2 (en) | 2020-03-26 | 2022-09-27 | Saudi Arabian Oil Company | Deploying material to limit losses of drilling fluid in a wellbore |
US11286733B2 (en) * | 2020-03-26 | 2022-03-29 | Saudi Arabian Oil Company | Deploying material to limit losses of drilling fluid in a wellbore |
US11459838B2 (en) | 2020-06-10 | 2022-10-04 | Saudi Arabian Oil Company | Lost circulation fabric, method, and deployment systems |
US11434708B2 (en) | 2020-06-10 | 2022-09-06 | Saudi Arabian Oil Company | Lost circulation fabric, method, and deployment systems |
US11434707B2 (en) | 2020-06-10 | 2022-09-06 | Saudi Arabian Oil Company | Lost circulation fabric, method, and deployment systems |
US11727555B2 (en) | 2021-02-25 | 2023-08-15 | Saudi Arabian Oil Company | Rig power system efficiency optimization through image processing |
EP4122628A1 (en) * | 2021-07-19 | 2023-01-25 | Fundación Tekniker | Support assembly for providing support to a boring bar |
US11624265B1 (en) | 2021-11-12 | 2023-04-11 | Saudi Arabian Oil Company | Cutting pipes in wellbores using downhole autonomous jet cutting tools |
US11867012B2 (en) | 2021-12-06 | 2024-01-09 | Saudi Arabian Oil Company | Gauge cutter and sampler apparatus |
-
1984
- 1984-02-10 GB GB848403600A patent/GB8403600D0/en active Pending
- 1984-07-17 GB GB08418211A patent/GB2155519B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8403600D0 (en) | 1984-03-14 |
GB2155519A (en) | 1985-09-25 |
GB8418211D0 (en) | 1984-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19970717 |