GB2297988B - Method & apparatus for locating & re-entering one or more horizontal wells using whipstocks - Google Patents
Method & apparatus for locating & re-entering one or more horizontal wells using whipstocksInfo
- Publication number
- GB2297988B GB2297988B GB9607652A GB9607652A GB2297988B GB 2297988 B GB2297988 B GB 2297988B GB 9607652 A GB9607652 A GB 9607652A GB 9607652 A GB9607652 A GB 9607652A GB 2297988 B GB2297988 B GB 2297988B
- Authority
- GB
- United Kingdom
- Prior art keywords
- whipstocks
- locating
- entering
- horizontal wells
- wells
- 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 - Lifetime
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
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/03—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting the tools into, or removing the tools from, laterally offset landing nipples or pockets
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0035—Apparatus or methods for multilateral well technology, e.g. for the completion of or workover on wells with one or more lateral branches
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/927,567 US5318121A (en) | 1992-08-07 | 1992-08-07 | Method and apparatus for locating and re-entering one or more horizontal wells using whipstock with sealable bores |
GB9406261A GB2274863B (en) | 1992-08-07 | 1993-08-06 | Method and apparatus for locating and re-entering one or more horizontal wells using whipstocks |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9607652D0 GB9607652D0 (en) | 1996-06-12 |
GB2297988A GB2297988A (en) | 1996-08-21 |
GB2297988B true GB2297988B (en) | 1997-01-22 |
Family
ID=26304602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9607652A Expired - Lifetime GB2297988B (en) | 1992-08-07 | 1993-08-06 | Method & apparatus for locating & re-entering one or more horizontal wells using whipstocks |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2297988B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6725922B2 (en) | 2002-07-12 | 2004-04-27 | Cdx Gas, Llc | Ramping well bores |
US8297377B2 (en) | 1998-11-20 | 2012-10-30 | Vitruvian Exploration, Llc | Method and system for accessing subterranean deposits from the surface and tools therefor |
US8333245B2 (en) | 2002-09-17 | 2012-12-18 | Vitruvian Exploration, Llc | Accelerated production of gas from a subterranean zone |
US8376052B2 (en) | 1998-11-20 | 2013-02-19 | Vitruvian Exploration, Llc | Method and system for surface production of gas from a subterranean zone |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6019173A (en) * | 1997-04-04 | 2000-02-01 | Dresser Industries, Inc. | Multilateral whipstock and tools for installing and retrieving |
US6244340B1 (en) | 1997-09-24 | 2001-06-12 | Halliburton Energy Services, Inc. | Self-locating reentry system for downhole well completions |
US6138756A (en) * | 1998-01-09 | 2000-10-31 | Halliburton Energy Services, Inc. | Milling guide having orientation and depth determination capabilities |
WO1999039073A2 (en) | 1998-01-30 | 1999-08-05 | Dresser Industries, Inc. | Method and apparatus for running two tubing strings into a well |
US6308782B1 (en) | 1998-01-30 | 2001-10-30 | Halliburton Energy Services, Inc | Method and apparatus for one-trip insertion and retrieval of a tool and auxiliary device |
US7025154B2 (en) | 1998-11-20 | 2006-04-11 | Cdx Gas, Llc | Method and system for circulating fluid in a well system |
US7048049B2 (en) | 2001-10-30 | 2006-05-23 | Cdx Gas, Llc | Slant entry well system and method |
US6280000B1 (en) | 1998-11-20 | 2001-08-28 | Joseph A. Zupanick | Method for production of gas from a coal seam using intersecting well bores |
US6892702B2 (en) | 2000-10-12 | 2005-05-17 | Kabushiki Kaisha Moric | Ignition controller |
US6991048B2 (en) * | 2002-07-12 | 2006-01-31 | Cdx Gas, Llc | Wellbore plug system and method |
US6991047B2 (en) * | 2002-07-12 | 2006-01-31 | Cdx Gas, Llc | Wellbore sealing system and method |
DK2469012T3 (en) * | 2010-12-22 | 2013-12-09 | Welltec As | Lateral connecting device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5115872A (en) * | 1990-10-19 | 1992-05-26 | Anglo Suisse, Inc. | Directional drilling system and method for drilling precise offset wellbores from a main wellbore |
US5113938A (en) * | 1991-05-07 | 1992-05-19 | Clayton Charley H | Whipstock |
-
1993
- 1993-08-06 GB GB9607652A patent/GB2297988B/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8297377B2 (en) | 1998-11-20 | 2012-10-30 | Vitruvian Exploration, Llc | Method and system for accessing subterranean deposits from the surface and tools therefor |
US8376052B2 (en) | 1998-11-20 | 2013-02-19 | Vitruvian Exploration, Llc | Method and system for surface production of gas from a subterranean zone |
US6725922B2 (en) | 2002-07-12 | 2004-04-27 | Cdx Gas, Llc | Ramping well bores |
US8333245B2 (en) | 2002-09-17 | 2012-12-18 | Vitruvian Exploration, Llc | Accelerated production of gas from a subterranean zone |
Also Published As
Publication number | Publication date |
---|---|
GB2297988A (en) | 1996-08-21 |
GB9607652D0 (en) | 1996-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20130805 |