BE868337A - TREPAN TO EXTEND A WINDOW IN THE WELL OF A WELL TUBING - Google Patents
TREPAN TO EXTEND A WINDOW IN THE WELL OF A WELL TUBINGInfo
- Publication number
- BE868337A BE868337A BE188750A BE188750A BE868337A BE 868337 A BE868337 A BE 868337A BE 188750 A BE188750 A BE 188750A BE 188750 A BE188750 A BE 188750A BE 868337 A BE868337 A BE 868337A
- Authority
- BE
- Belgium
- Prior art keywords
- well
- trepan
- window
- extend
- tubing
- Prior art date
Links
- 241000425571 Trepanes Species 0.000 title 1
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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
- E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock
-
- 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
-
- 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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/06—Cutting windows, e.g. directional window cutters for whipstock operations
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80880677A | 1977-06-22 | 1977-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE868337A true BE868337A (en) | 1978-12-21 |
Family
ID=25199796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE188750A BE868337A (en) | 1977-06-22 | 1978-06-21 | TREPAN TO EXTEND A WINDOW IN THE WELL OF A WELL TUBING |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE868337A (en) |
CA (1) | CA1073808A (en) |
FR (1) | FR2395388A1 (en) |
GB (1) | GB1583839A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10494875B2 (en) * | 2017-01-13 | 2019-12-03 | Baker Hughes, A Ge Company, Llc | Impregnated drill bit including a planar blade profile along drill bit face |
CN114165182B (en) * | 2021-12-10 | 2024-04-26 | 四川沃德沃富石油科技有限公司 | Integral type slant instrument of windowing |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2216963A (en) * | 1939-10-09 | 1940-10-08 | Joseph E Sinclair | Means for cutting windows in well casings |
US2362529A (en) * | 1940-08-30 | 1944-11-14 | A 1 Bit And Tool Company Ltd | Side tracking apparatus |
US2381415A (en) * | 1943-11-19 | 1945-08-07 | Jr Edward B Williams | Drill bit |
US2877988A (en) * | 1957-05-03 | 1959-03-17 | American Coldset Corp | Drill bit with driven auxiliary bit |
US2882015A (en) * | 1957-06-10 | 1959-04-14 | J E Hill | Directional window cutter for whipstocks |
US2953354A (en) * | 1958-05-15 | 1960-09-20 | Edward B Williams Iii | Drill bit |
FR1239437A (en) * | 1959-07-17 | 1960-08-26 | Neyrpic Ets | Advanced drilling tools |
US3367430A (en) * | 1966-08-24 | 1968-02-06 | Christensen Diamond Prod Co | Combination drill and reamer bit |
US3583504A (en) * | 1969-02-24 | 1971-06-08 | Mission Mfg Co | Gauge cutting bit |
US3908759A (en) * | 1974-05-22 | 1975-09-30 | Standard Oil Co | Sidetracking tool |
-
1978
- 1978-04-13 GB GB1452678A patent/GB1583839A/en not_active Expired
- 1978-05-26 CA CA304,161A patent/CA1073808A/en not_active Expired
- 1978-06-14 FR FR7817820A patent/FR2395388A1/en active Granted
- 1978-06-21 BE BE188750A patent/BE868337A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1583839A (en) | 1981-02-04 |
CA1073808A (en) | 1980-03-18 |
FR2395388B1 (en) | 1984-01-06 |
FR2395388A1 (en) | 1979-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CHRISTENSEN INC. Effective date: 19950630 |