NO921968D0 - PROCEDURE FOR THE RELEASE OF FIXED PIPES - Google Patents
PROCEDURE FOR THE RELEASE OF FIXED PIPESInfo
- Publication number
- NO921968D0 NO921968D0 NO921968A NO921968A NO921968D0 NO 921968 D0 NO921968 D0 NO 921968D0 NO 921968 A NO921968 A NO 921968A NO 921968 A NO921968 A NO 921968A NO 921968 D0 NO921968 D0 NO 921968D0
- Authority
- NO
- Norway
- Prior art keywords
- release
- procedure
- fixed pipes
- pipes
- fixed
- Prior art date
Links
- IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 1
- 239000007990 PIPES buffer Substances 0.000 title 1
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 (2)
Publication Number | Publication Date |
---|---|
NO921968D0 true NO921968D0 (en) | 1992-05-19 |
NO921968L NO921968L (en) | 1992-11-23 |
Family
ID=10695277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO92921968A NO921968L (en) | 1991-05-20 | 1992-05-19 | PROCEDURE FOR THE RELEASE OF FIXED PIPES |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB9110847D0 (en) |
NO (1) | NO921968L (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4614235A (en) * | 1985-04-15 | 1986-09-30 | Exxon Chemical Patents Inc. | 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
Also Published As
Publication number | Publication date |
---|---|
GB9210122D0 (en) | 1992-06-24 |
GB9110847D0 (en) | 1991-07-10 |
GB2255993A (en) | 1992-11-25 |
GB2255993B (en) | 1995-01-18 |
NO921968L (en) | 1992-11-23 |
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