NO975626L - Milling and anchor assembly for underground well casing - Google Patents
Milling and anchor assembly for underground well casingInfo
- Publication number
- NO975626L NO975626L NO975626A NO975626A NO975626L NO 975626 L NO975626 L NO 975626L NO 975626 A NO975626 A NO 975626A NO 975626 A NO975626 A NO 975626A NO 975626 L NO975626 L NO 975626L
- Authority
- NO
- Norway
- Prior art keywords
- milling
- well casing
- anchor assembly
- underground well
- underground
- Prior art date
Links
- 238000003801 milling Methods 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
- E21B23/0411—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion specially adapted for anchoring tools or the like to the borehole wall or to well tube
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
- E21B23/042—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion using a single piston or multiple mechanically interconnected pistons
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/06—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting packers
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Earth Drilling (AREA)
- Crushing And Grinding (AREA)
- Supports For Pipes And Cables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/759,508 US5832997A (en) | 1996-12-05 | 1996-12-05 | Retrievable milling guide anchor apparatus and associated methods |
US08/779,146 US5829518A (en) | 1996-12-05 | 1997-01-03 | Mill guide and anchor assembly for subterranean well casings |
Publications (3)
Publication Number | Publication Date |
---|---|
NO975626D0 NO975626D0 (en) | 1997-12-04 |
NO975626L true NO975626L (en) | 1998-06-08 |
NO314153B1 NO314153B1 (en) | 2003-02-03 |
Family
ID=27116689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19975626A NO314153B1 (en) | 1996-12-05 | 1997-12-04 | Milling device for underground borehole casing |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0846837B1 (en) |
AU (1) | AU4689197A (en) |
BR (1) | BR9707749A (en) |
CA (1) | CA2223517C (en) |
DE (1) | DE69726098T2 (en) |
DK (1) | DK0846837T3 (en) |
NO (1) | NO314153B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103835648B (en) * | 2013-11-06 | 2016-06-15 | 北京中煤矿山工程有限公司 | One improves rock stratum performance mine shaft rising boring technique by surface grout injection |
US11333004B2 (en) | 2020-06-03 | 2022-05-17 | Weatherford Technology Holdings, Llc | Piston initiator for sidetrack assembly |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1970761A (en) * | 1932-10-03 | 1934-08-21 | John Eastman | Whipstock |
US2586878A (en) * | 1947-05-08 | 1952-02-26 | Eastman Oil Well Survey Co | Drilling apparatus |
US4436150A (en) * | 1981-09-28 | 1984-03-13 | Otis Engineering Corporation | Bridge plug |
CA2125772A1 (en) * | 1992-10-19 | 1994-04-28 | Kendall Craig Whitler | Retrievable whipstock system |
US5335737A (en) * | 1992-11-19 | 1994-08-09 | Smith International, Inc. | Retrievable whipstock |
WO1995023274A1 (en) * | 1994-02-23 | 1995-08-31 | Tiw Corporation | Retrievable whipstock arrangement and method |
US5564503A (en) * | 1994-08-26 | 1996-10-15 | Halliburton Company | Methods and systems for subterranean multilateral well drilling and completion |
-
1997
- 1997-12-04 CA CA002223517A patent/CA2223517C/en not_active Expired - Fee Related
- 1997-12-04 AU AU46891/97A patent/AU4689197A/en not_active Abandoned
- 1997-12-04 NO NO19975626A patent/NO314153B1/en unknown
- 1997-12-05 EP EP97309894A patent/EP0846837B1/en not_active Expired - Lifetime
- 1997-12-05 BR BR9707749A patent/BR9707749A/en not_active IP Right Cessation
- 1997-12-05 DK DK97309894T patent/DK0846837T3/en active
- 1997-12-05 DE DE69726098T patent/DE69726098T2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO975626D0 (en) | 1997-12-04 |
EP0846837B1 (en) | 2003-11-12 |
EP0846837A2 (en) | 1998-06-10 |
DE69726098D1 (en) | 2003-12-18 |
BR9707749A (en) | 1999-06-01 |
EP0846837A3 (en) | 2001-10-17 |
NO314153B1 (en) | 2003-02-03 |
CA2223517C (en) | 2004-02-24 |
CA2223517A1 (en) | 1998-06-05 |
AU4689197A (en) | 1998-06-11 |
DE69726098T2 (en) | 2004-08-26 |
DK0846837T3 (en) | 2004-03-22 |
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