GB2255993B - Method for releasing a stuck pipe - Google Patents
Method for releasing a stuck pipeInfo
- Publication number
- GB2255993B GB2255993B GB9210122A GB9210122A GB2255993B GB 2255993 B GB2255993 B GB 2255993B GB 9210122 A GB9210122 A GB 9210122A GB 9210122 A GB9210122 A GB 9210122A GB 2255993 B GB2255993 B GB 2255993B
- Authority
- GB
- United Kingdom
- Prior art keywords
- releasing
- stuck pipe
- stuck
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/03—Specific additives for general use in well-drilling compositions
- C09K8/035—Organic additives
-
- 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/035—Fishing for or freeing objects in boreholes or wells controlling differential pipe sticking
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Marine Sciences & Fisheries (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919110847A GB9110847D0 (en) | 1991-05-20 | 1991-05-20 | Method for releasing a stuck pipe |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9210122D0 GB9210122D0 (en) | 1992-06-24 |
GB2255993A GB2255993A (en) | 1992-11-25 |
GB2255993B true GB2255993B (en) | 1995-01-18 |
Family
ID=10695277
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919110847A Pending GB9110847D0 (en) | 1991-05-20 | 1991-05-20 | Method for releasing a stuck pipe |
GB9210122A Expired - Fee Related GB2255993B (en) | 1991-05-20 | 1992-05-11 | Method for releasing a stuck pipe |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919110847A Pending GB9110847D0 (en) | 1991-05-20 | 1991-05-20 | Method for releasing a stuck pipe |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB9110847D0 (en) |
NO (1) | NO921968L (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2174129A (en) * | 1985-04-15 | 1986-10-29 | Exxon Chemical Patents Inc | The use of mono- and polyalkylene glycol ethers as agents for the release of differentially stuck drill pipe |
-
1991
- 1991-05-20 GB GB919110847A patent/GB9110847D0/en active Pending
-
1992
- 1992-05-11 GB GB9210122A patent/GB2255993B/en not_active Expired - Fee Related
- 1992-05-19 NO NO92921968A patent/NO921968L/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2174129A (en) * | 1985-04-15 | 1986-10-29 | Exxon Chemical Patents Inc | The use of mono- and polyalkylene glycol ethers as agents for the release of differentially stuck drill pipe |
Also Published As
Publication number | Publication date |
---|---|
NO921968D0 (en) | 1992-05-19 |
GB9210122D0 (en) | 1992-06-24 |
GB9110847D0 (en) | 1991-07-10 |
GB2255993A (en) | 1992-11-25 |
NO921968L (en) | 1992-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19960511 |