WO1998022689A3 - Whipstock - Google Patents
Whipstock Download PDFInfo
- Publication number
- WO1998022689A3 WO1998022689A3 PCT/GB1997/003104 GB9703104W WO9822689A3 WO 1998022689 A3 WO1998022689 A3 WO 1998022689A3 GB 9703104 W GB9703104 W GB 9703104W WO 9822689 A3 WO9822689 A3 WO 9822689A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- whipstock
- guide surface
- sacrificial
- flowchannel
- tubulars
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000003129 oil well Substances 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
- E21B23/04—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells operated by fluid means, e.g. actuated by explosion
- E21B23/0413—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells operated by fluid means, e.g. actuated by explosion using means for blocking fluid flow, e.g. drop balls or darts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
- E21B23/06—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for setting packers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
- E21B34/101—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for equalizing fluid pressure above and below the valve
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
- E21B44/005—Below-ground automatic control systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/09—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes
- E21B47/095—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes by detecting an acoustic anomalies, e.g. using mud-pressure pulses
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69735129T DE69735129D1 (en) | 1996-11-19 | 1997-11-19 | whipstock |
AU50594/98A AU729699B2 (en) | 1996-11-19 | 1997-11-19 | Whipstock |
CA002271795A CA2271795C (en) | 1996-11-19 | 1997-11-19 | Whipstock |
EP97913291A EP0948700B1 (en) | 1996-11-19 | 1997-11-19 | Whipstock |
NO19991647A NO312164B1 (en) | 1996-11-19 | 1999-04-08 | Guide wedge and method of forming an opening in the feeding tube |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/752,359 US5787978A (en) | 1995-03-31 | 1996-11-19 | Multi-face whipstock with sacrificial face element |
US08/752,359 | 1996-11-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1998022689A2 WO1998022689A2 (en) | 1998-05-28 |
WO1998022689A3 true WO1998022689A3 (en) | 1998-08-27 |
Family
ID=25025986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1997/003104 WO1998022689A2 (en) | 1996-11-19 | 1997-11-19 | Whipstock |
Country Status (7)
Country | Link |
---|---|
US (1) | US5787978A (en) |
EP (1) | EP0948700B1 (en) |
AU (1) | AU729699B2 (en) |
CA (1) | CA2271795C (en) |
DE (1) | DE69735129D1 (en) |
NO (1) | NO312164B1 (en) |
WO (1) | WO1998022689A2 (en) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6209636B1 (en) | 1993-09-10 | 2001-04-03 | Weatherford/Lamb, Inc. | Wellbore primary barrier and related systems |
US6056056A (en) * | 1995-03-31 | 2000-05-02 | Durst; Douglas G. | Whipstock mill |
US6155349A (en) | 1996-05-02 | 2000-12-05 | Weatherford/Lamb, Inc. | Flexible wellbore mill |
US6536520B1 (en) | 2000-04-17 | 2003-03-25 | Weatherford/Lamb, Inc. | Top drive casing system |
US6283208B1 (en) * | 1997-09-05 | 2001-09-04 | Schlumberger Technology Corp. | Orienting tool and method |
US5944101A (en) * | 1998-06-15 | 1999-08-31 | Atlantic Richfield Company | Apparatus for milling a window in well tubular |
US6076606A (en) * | 1998-09-10 | 2000-06-20 | Weatherford/Lamb, Inc. | Through-tubing retrievable whipstock system |
GB9907116D0 (en) * | 1999-03-26 | 1999-05-19 | Smith International | Whipstock casing milling system |
US6374918B2 (en) | 1999-05-14 | 2002-04-23 | Weatherford/Lamb, Inc. | In-tubing wellbore sidetracking operations |
GB9917267D0 (en) * | 1999-07-22 | 1999-09-22 | Smith International | Locking motor shaft |
CA2288494C (en) | 1999-10-22 | 2008-01-08 | Canadian Downhole Drill Systems Inc. | One trip milling system |
US6374916B1 (en) | 1999-10-25 | 2002-04-23 | Weatherford/Lamb, Inc. | Method and apparatus for stiffening an output shaft on a cutting tool assembly |
US6708769B2 (en) * | 2000-05-05 | 2004-03-23 | Weatherford/Lamb, Inc. | Apparatus and methods for forming a lateral wellbore |
US7077206B2 (en) * | 1999-12-23 | 2006-07-18 | Re-Entry Technologies, Inc. | Method and apparatus involving an integrated or otherwise combined exit guide and section mill for sidetracking or directional drilling from existing wellbores |
US6454006B1 (en) * | 2000-03-28 | 2002-09-24 | Halliburton Energy Services, Inc. | Methods and associated apparatus for drilling and completing a wellbore junction |
US6464002B1 (en) * | 2000-04-10 | 2002-10-15 | Weatherford/Lamb, Inc. | Whipstock assembly |
US6454007B1 (en) * | 2000-06-30 | 2002-09-24 | Weatherford/Lamb, Inc. | Method and apparatus for casing exit system using coiled tubing |
US6715567B2 (en) * | 2001-05-02 | 2004-04-06 | Weatherford/Lamb, Inc. | Apparatus and method for forming a pilot hole in a formation |
US20030185431A1 (en) * | 2002-03-29 | 2003-10-02 | Hong Dezhong | Method and system for golden template image extraction |
AU2003228520A1 (en) | 2002-04-12 | 2003-10-27 | Weatherford/Lamb, Inc. | Whipstock assembly and method of manufacture |
US6910538B2 (en) * | 2002-05-20 | 2005-06-28 | Team Oil Tools | Whipstock collet latch |
US7730965B2 (en) | 2002-12-13 | 2010-06-08 | Weatherford/Lamb, Inc. | Retractable joint and cementing shoe for use in completing a wellbore |
USRE42877E1 (en) | 2003-02-07 | 2011-11-01 | Weatherford/Lamb, Inc. | Methods and apparatus for wellbore construction and completion |
US7650944B1 (en) | 2003-07-11 | 2010-01-26 | Weatherford/Lamb, Inc. | Vessel for well intervention |
US7487835B2 (en) * | 2004-05-20 | 2009-02-10 | Weatherford/Lamb, Inc. | Method of developing a re-entry into a parent wellbore from a lateral wellbore, and bottom hole assembly for milling |
CA2538196C (en) | 2005-02-28 | 2011-10-11 | Weatherford/Lamb, Inc. | Deep water drilling with casing |
US7481282B2 (en) * | 2005-05-13 | 2009-01-27 | Weatherford/Lamb, Inc. | Flow operated orienter |
GB2451784B (en) | 2006-05-12 | 2011-06-01 | Weatherford Lamb | Stage cementing methods used in casing while drilling |
US8276689B2 (en) | 2006-05-22 | 2012-10-02 | Weatherford/Lamb, Inc. | Methods and apparatus for drilling with casing |
GB2456421B (en) * | 2008-01-17 | 2012-02-22 | Weatherford Lamb | Flow operated orienter |
US7726401B2 (en) * | 2008-05-21 | 2010-06-01 | Halliburton Energy Services, Inc. | Casing exit joint with easily milled, low density barrier |
US8082999B2 (en) | 2009-02-20 | 2011-12-27 | Halliburton Energy Services, Inc. | Drilling and completion deflector |
US8376066B2 (en) * | 2010-11-04 | 2013-02-19 | Halliburton Energy Services, Inc. | Combination whipstock and completion deflector |
CN104870743B (en) * | 2013-01-18 | 2019-06-11 | 哈利伯顿能源服务公司 | The system and method for supporting multiple-limb window |
US20150136398A1 (en) * | 2013-11-19 | 2015-05-21 | Smith International, Inc. | Retrieval tool and methods of use |
MX2016013856A (en) | 2014-05-29 | 2017-05-12 | Halliburton Energy Services Inc | Forming multilateral wells. |
CA2960009C (en) * | 2014-10-23 | 2019-10-29 | Halliburton Energy Services, Inc. | Sealed downhole equipment and method for fabricating the equipment |
CA2915624C (en) * | 2015-12-18 | 2022-08-30 | Modern Wellbore Solutions Ltd. | Tool assembly and process for drilling branched or multilateral wells with whipstock |
US11519234B2 (en) * | 2020-11-24 | 2022-12-06 | Weatherford Technology Holdings, Llc | Contingency release of mill from whipstock |
GB2601547A (en) * | 2020-12-04 | 2022-06-08 | Equinor Energy As | Establishing a sidetrack in a well |
US11846186B2 (en) | 2020-12-16 | 2023-12-19 | Halliburton Energy Services, Inc. | Whipstock with hinged taperface |
US11572739B2 (en) | 2021-02-25 | 2023-02-07 | Weatherford Technology Holdings Llc | RFID actuated release of mill from whipstock |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1615037A (en) * | 1925-07-06 | 1927-01-18 | Edward F Raymond | Guide for side trackers |
US1901453A (en) * | 1929-11-01 | 1933-03-14 | Laurence C Kelly | Whipstock |
US2100684A (en) * | 1936-03-28 | 1937-11-30 | Monroe W Carroll | Well bridging, cementing, whipstock, and milling apparatus |
US2108419A (en) * | 1937-05-19 | 1938-02-15 | Odie B Trotter | Whip stock |
US2509144A (en) * | 1945-08-10 | 1950-05-23 | Donovan B Grable | Well plugging and whipstocking |
US5443129A (en) * | 1994-07-22 | 1995-08-22 | Smith International, Inc. | Apparatus and method for orienting and setting a hydraulically-actuatable tool in a borehole |
WO1995033910A1 (en) * | 1994-06-09 | 1995-12-14 | Shell Internationale Research Maatschappij B.V. | Whipstock assembly |
EP0733775A2 (en) * | 1995-03-23 | 1996-09-25 | Halliburton Company | Method and apparatus for setting a sidetrack plug in a well bore |
Family Cites Families (73)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1570518A (en) * | 1919-03-26 | 1926-01-19 | Sullivan Machinery Co | Method and apparatus for drilling holes |
US1524265A (en) * | 1923-08-04 | 1925-01-27 | Stephen T Lester | Connecting device such as tap and die collar |
US1636032A (en) * | 1927-02-28 | 1927-07-19 | Everett W Abbott | Milling tool |
US1951638A (en) * | 1933-01-09 | 1934-03-20 | Clinton L Walker | Deep well whipstock |
US2014805A (en) * | 1933-05-29 | 1935-09-17 | Frank J Hinderliter | Apparatus for cutting through the side wall of a pipe |
US2065896A (en) * | 1934-11-06 | 1936-12-29 | Union Sulphur Company | Removable straightening tool |
US2105721A (en) * | 1935-06-04 | 1938-01-18 | George J Barrett And Sosthene | Whipstock |
US2105722A (en) * | 1935-11-20 | 1938-01-18 | George J Barrett | Well-boring apparatus |
US2103622A (en) * | 1936-07-25 | 1937-12-28 | Robert B Kinzbach | Side tracking apparatus |
US2158329A (en) * | 1937-08-06 | 1939-05-16 | Kinzbach Frank | Whip stock |
US2196517A (en) * | 1937-10-28 | 1940-04-09 | Eastman Oil Well Survey Corp O | Winged whipstock |
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 |
US2281414A (en) * | 1940-11-07 | 1942-04-28 | Continental Oil Co | Combined bridge plug and drilable whipstock |
US2331293A (en) * | 1941-11-05 | 1943-10-12 | Sperry Sun Well Surveying Co | Whipstock |
US2386514A (en) * | 1942-06-11 | 1945-10-09 | Reed Roller Bit Co | Side hole coring device |
US2401893A (en) * | 1943-05-06 | 1946-06-11 | Jr Edward B Williams | Side wall core barrel |
US2553874A (en) * | 1948-03-05 | 1951-05-22 | Eastman Oil Well Survey Co | Directional drilling apparatus |
US2766010A (en) * | 1953-03-06 | 1956-10-09 | Hester Mildred Gibbs | Casing whipstocks |
US2770444A (en) * | 1953-03-10 | 1956-11-13 | Stephen A Neal | Circulating and rotating retrievable whipstock |
US2807440A (en) * | 1953-08-10 | 1957-09-24 | J E Hill | Directional window cutter for whipstocks |
US2885182A (en) * | 1956-09-24 | 1959-05-05 | Driltrol | Drilling and deflecting tool |
US2882015A (en) * | 1957-06-10 | 1959-04-14 | J E Hill | Directional window cutter for whipstocks |
US2978032A (en) * | 1957-07-26 | 1961-04-04 | Robert P Hanna | Whip stock locking and releasing apparatus |
US3095039A (en) * | 1960-10-07 | 1963-06-25 | Bowen Itco Inc | Whipstock and anchoring mechanism therefor |
GB1025092A (en) * | 1962-02-12 | 1966-04-06 | Svenska Diamantbergborrnings A | Improvements relating to the deflecting of drill holes in diamond drilling |
US3570598A (en) * | 1969-05-05 | 1971-03-16 | Glenn D Johnson | Constant strain jar |
US3732924A (en) * | 1971-02-17 | 1973-05-15 | F Chelette | Apparatus for attaching to the outer of a plurality of tubular members and of cutting through, valving closed, and diverting material flow from all of the tubular members |
US3908759A (en) * | 1974-05-22 | 1975-09-30 | Standard Oil Co | Sidetracking tool |
FR2332413A1 (en) * | 1975-11-19 | 1977-06-17 | Flopetrol Ste Auxil Prod Petro | ANCHORING DEVICE FOR WELL APPARATUS AND TOOL FOR INSTALLING THIS DEVICE |
US4266621A (en) * | 1977-06-22 | 1981-05-12 | Christensen, Inc. | Well casing window mill |
US4182423A (en) * | 1978-03-02 | 1980-01-08 | Burton/Hawks Inc. | Whipstock and method for directional well drilling |
US4420049A (en) * | 1980-06-10 | 1983-12-13 | Holbert Don R | Directional drilling method and apparatus |
US4397355A (en) * | 1981-05-29 | 1983-08-09 | Masco Corporation | Whipstock setting method and apparatus |
US4415205A (en) * | 1981-07-10 | 1983-11-15 | Rehm William A | Triple branch completion with separate drilling and completion templates |
US4733732A (en) * | 1985-08-02 | 1988-03-29 | Atlantic Richfield Company | Submudline drivepipe whipstock method and apparatus |
US5086838A (en) * | 1986-01-06 | 1992-02-11 | Baker Hughes Incorporated | Tapered cutting tool for reaming tubular members in well bore |
US4938291A (en) * | 1986-01-06 | 1990-07-03 | Lynde Gerald D | Cutting tool for cutting well casing |
US5038859A (en) * | 1988-04-15 | 1991-08-13 | Tri-State Oil Tools, Inc. | Cutting tool for removing man-made members from well bore |
US4978260A (en) * | 1986-01-06 | 1990-12-18 | Tri-State Oil Tools, Inc. | Cutting tool for removing materials from well bore |
US5014778A (en) * | 1986-01-06 | 1991-05-14 | Tri-State Oil Tools, Inc. | Milling tool for cutting well casing |
US4796709A (en) * | 1986-01-06 | 1989-01-10 | Tri-State Oil Tool Industries, Inc. | Milling tool for cutting well casing |
US5373900A (en) * | 1988-04-15 | 1994-12-20 | Baker Hughes Incorporated | Downhole milling tool |
US4887668A (en) * | 1986-01-06 | 1989-12-19 | Tri-State Oil Tool Industries, Inc. | Cutting tool for cutting well casing |
US5150755A (en) * | 1986-01-06 | 1992-09-29 | Baker Hughes Incorporated | Milling tool and method for milling multiple casing strings |
US4807704A (en) * | 1987-09-28 | 1989-02-28 | Atlantic Richfield Company | System and method for providing multiple wells from a single wellbore |
US4848462A (en) * | 1988-05-09 | 1989-07-18 | Lindsey Completion Systems, Inc. | Rotatable liner hanger |
US5035292A (en) * | 1989-01-11 | 1991-07-30 | Masx Energy Service Group, Inc. | Whipstock starter mill with pressure drop tattletale |
DE3942438A1 (en) * | 1989-12-22 | 1991-07-11 | Eastman Christensen Co | DEVICE FOR DRILLING A SUB-DRILLING OR DEFLECTING DRILL OF A PARTICULARLY PIPED HOLE |
GB9003047D0 (en) * | 1990-02-10 | 1990-04-11 | Tri State Oil Tool Uk | Insert type window mill |
US5010955A (en) * | 1990-05-29 | 1991-04-30 | Smith International, Inc. | Casing mill and method |
AU5408294A (en) * | 1992-10-19 | 1994-05-09 | Baker Hughes Incorporated | Retrievable whipstock system |
US5335737A (en) * | 1992-11-19 | 1994-08-09 | Smith International, Inc. | Retrievable whipstock |
US5462120A (en) * | 1993-01-04 | 1995-10-31 | S-Cal Research Corp. | Downhole equipment, tools and assembly procedures for the drilling, tie-in and completion of vertical cased oil wells connected to liner-equipped multiple drainholes |
US5425417A (en) * | 1993-09-10 | 1995-06-20 | Weatherford U.S., Inc. | Wellbore tool setting system |
US5452759A (en) * | 1993-09-10 | 1995-09-26 | Weatherford U.S., Inc. | Whipstock system |
US5522461A (en) * | 1995-03-31 | 1996-06-04 | Weatherford U.S., Inc. | Mill valve |
US5429187A (en) * | 1994-03-18 | 1995-07-04 | Weatherford U.S., Inc. | Milling tool and operations |
US5398754A (en) * | 1994-01-25 | 1995-03-21 | Baker Hughes Incorporated | Retrievable whipstock anchor assembly |
US5425419A (en) * | 1994-02-25 | 1995-06-20 | Sieber; Bobby G. | Whipstock apparatus and methods of use |
US5431220A (en) * | 1994-03-24 | 1995-07-11 | Smith International, Inc. | Whipstock starter mill assembly |
US5566762A (en) * | 1994-04-06 | 1996-10-22 | Tiw Corporation | Thru tubing tool and method |
US5595247A (en) * | 1994-04-06 | 1997-01-21 | Tiw Corporation | Retrievable through tubing tool and method |
US5392858A (en) * | 1994-04-15 | 1995-02-28 | Penetrators, Inc. | Milling apparatus and method for well casing |
US5379845A (en) * | 1994-06-06 | 1995-01-10 | Atlantic Richfield Company | Method for setting a whipstock in a wellbore |
US5445222A (en) * | 1994-06-07 | 1995-08-29 | Shell Oil Company | Whipstock and staged sidetrack mill |
US5437340A (en) * | 1994-06-23 | 1995-08-01 | Hunting Mcs, Inc. | Millout whipstock apparatus and method |
US5564503A (en) * | 1994-08-26 | 1996-10-15 | Halliburton Company | Methods and systems for subterranean multilateral well drilling and completion |
US5566763A (en) * | 1994-08-26 | 1996-10-22 | Halliburton Company | Decentralizing, centralizing, locating and orienting subsystems and methods for subterranean multilateral well drilling and completion |
US5484021A (en) * | 1994-11-08 | 1996-01-16 | Hailey; Charles D. | Method and apparatus for forming a window in a subsurface well conduit |
US5544704A (en) * | 1995-03-23 | 1996-08-13 | Halliburton Company | Drillable whipstock |
US5551509A (en) * | 1995-03-24 | 1996-09-03 | Tiw Corporation | Whipstock and starter mill |
US5573064A (en) * | 1995-05-24 | 1996-11-12 | Specialty Machine & Supply, Inc. | Automatic catch apparatus and method |
-
1996
- 1996-11-19 US US08/752,359 patent/US5787978A/en not_active Expired - Lifetime
-
1997
- 1997-11-19 DE DE69735129T patent/DE69735129D1/en not_active Expired - Lifetime
- 1997-11-19 WO PCT/GB1997/003104 patent/WO1998022689A2/en active IP Right Grant
- 1997-11-19 EP EP97913291A patent/EP0948700B1/en not_active Expired - Lifetime
- 1997-11-19 AU AU50594/98A patent/AU729699B2/en not_active Ceased
- 1997-11-19 CA CA002271795A patent/CA2271795C/en not_active Expired - Fee Related
-
1999
- 1999-04-08 NO NO19991647A patent/NO312164B1/en not_active IP Right Cessation
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1615037A (en) * | 1925-07-06 | 1927-01-18 | Edward F Raymond | Guide for side trackers |
US1901453A (en) * | 1929-11-01 | 1933-03-14 | Laurence C Kelly | Whipstock |
US2100684A (en) * | 1936-03-28 | 1937-11-30 | Monroe W Carroll | Well bridging, cementing, whipstock, and milling apparatus |
US2108419A (en) * | 1937-05-19 | 1938-02-15 | Odie B Trotter | Whip stock |
US2509144A (en) * | 1945-08-10 | 1950-05-23 | Donovan B Grable | Well plugging and whipstocking |
WO1995033910A1 (en) * | 1994-06-09 | 1995-12-14 | Shell Internationale Research Maatschappij B.V. | Whipstock assembly |
US5443129A (en) * | 1994-07-22 | 1995-08-22 | Smith International, Inc. | Apparatus and method for orienting and setting a hydraulically-actuatable tool in a borehole |
EP0733775A2 (en) * | 1995-03-23 | 1996-09-25 | Halliburton Company | Method and apparatus for setting a sidetrack plug in a well bore |
Also Published As
Publication number | Publication date |
---|---|
WO1998022689A2 (en) | 1998-05-28 |
CA2271795A1 (en) | 1998-05-28 |
NO991647D0 (en) | 1999-04-08 |
EP0948700A2 (en) | 1999-10-13 |
DE69735129D1 (en) | 2006-04-06 |
US5787978A (en) | 1998-08-04 |
CA2271795C (en) | 2007-06-26 |
NO312164B1 (en) | 2002-04-02 |
AU5059498A (en) | 1998-06-10 |
NO991647L (en) | 1999-07-07 |
AU729699B2 (en) | 2001-02-08 |
EP0948700B1 (en) | 2006-01-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO1998022689A3 (en) | Whipstock | |
CA2210561A1 (en) | Apparatus for completing a subterranean well and associated methods of using same | |
CA2197962A1 (en) | Apparatus and method for sampling an earth formation through a cased borehole | |
CA2210573A1 (en) | Apparatus for completing a subterranean well and associated methods of using same | |
NO954875L (en) | Method for plugging the bore in a pipe section, as well as plug for use in the method | |
AU2001291058A1 (en) | Method and apparatus for transmitting information to the surface from a drill string down hole in a well | |
GB2322953A (en) | Method and apparatus for improved communication in a wellbore utilizing acoustic signals | |
GB2348909B (en) | Method and apparatus for increasing fluid recovery from a subterranean formation | |
GB9102161D0 (en) | Device for guiding a drilling tool into a well and for exerting thereon a hydraulic force | |
WO2003042487A3 (en) | Mono diameter wellbore casing | |
EP0859124A3 (en) | Method and apparatus for completing wells with lateral branches | |
GB2374622A (en) | Wellbore casing repair | |
BR9800670A (en) | Method for completing an underground well and apparatus for use in completing an underground well. | |
GC0000018A (en) | Method and tool for fracturing an underground formation. | |
CA2279646A1 (en) | Deployment system and apparatus for running bottomhole assemblies in wells, particularly applicable to coiled tubing operations | |
CA2270162A1 (en) | Deformed multiple well template and process of use | |
CA2210563A1 (en) | Apparatus for completing a subterranean well and associated methods of using same | |
CA2367559A1 (en) | Inflatable packer setting tool assembly | |
CA2071151A1 (en) | Fluid actuated wellbore tool system | |
EP0681088A3 (en) | Annulus pressure responsive downhole tool. | |
CA2229109A1 (en) | Methods of completing a subterranean well and associated apparatus | |
OA07770A (en) | Device for centering a tool in a cased well, in particular for deviated wells. | |
CA2349300A1 (en) | Method for removal of undesired fluids from a wellbore | |
AU3356595A (en) | Template construction for drilling subsea wells for oil and gas | |
NO880108L (en) | PROCEDURE AND EQUIPMENT FOR DRILLING AND COMPLETING A HYDROCARBON BROWN IN DEEP WATER. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AU CA CN JP NO |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
AK | Designated states |
Kind code of ref document: A3 Designated state(s): AU CA CN JP NO |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 1997913291 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 50594/98 Country of ref document: AU |
|
ENP | Entry into the national phase |
Ref document number: 2271795 Country of ref document: CA |
|
WWP | Wipo information: published in national office |
Ref document number: 1997913291 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 50594/98 Country of ref document: AU |
|
WWG | Wipo information: grant in national office |
Ref document number: 1997913291 Country of ref document: EP |