DE3464272D1 - Automatic compensating device for the magnetic effect of drill collars - Google Patents
Automatic compensating device for the magnetic effect of drill collarsInfo
- Publication number
- DE3464272D1 DE3464272D1 DE8484400433T DE3464272T DE3464272D1 DE 3464272 D1 DE3464272 D1 DE 3464272D1 DE 8484400433 T DE8484400433 T DE 8484400433T DE 3464272 T DE3464272 T DE 3464272T DE 3464272 D1 DE3464272 D1 DE 3464272D1
- Authority
- DE
- Germany
- Prior art keywords
- compensating device
- magnetic effect
- drill collars
- automatic compensating
- automatic
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/025—Compensating stray fields
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/16—Drill collars
-
- 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
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8304036A FR2542365B1 (fr) | 1983-03-11 | 1983-03-11 | Dispositif de compensation automatique du magnetisme de garnitures de forage |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3464272D1 true DE3464272D1 (en) | 1987-07-23 |
Family
ID=9286758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484400433T Expired DE3464272D1 (en) | 1983-03-11 | 1984-03-05 | Automatic compensating device for the magnetic effect of drill collars |
Country Status (6)
Country | Link |
---|---|
US (1) | US4649349A (de) |
EP (1) | EP0122823B1 (de) |
JP (1) | JPS59170392A (de) |
CA (1) | CA1215115A (de) |
DE (1) | DE3464272D1 (de) |
FR (1) | FR2542365B1 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3403982A1 (de) * | 1984-02-04 | 1985-08-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren fuer eine stoerfeldgeregelte magnetische eigenschutzanlage (smes-anlage) |
GB8504949D0 (en) * | 1985-02-26 | 1985-03-27 | Shell Int Research | Determining azimuth of borehole |
GB8906233D0 (en) * | 1989-03-17 | 1989-05-04 | Russell Anthony W | Surveying of boreholes |
GB2241583A (en) * | 1990-03-03 | 1991-09-04 | Baroid Technology Inc | Determination of magnetic interference in a borehole |
CA2024429A1 (en) * | 1990-08-31 | 1992-03-01 | Vladimir M. Labuc | Borehole deviation monitor |
US5155916A (en) * | 1991-03-21 | 1992-10-20 | Scientific Drilling International | Error reduction in compensation of drill string interference for magnetic survey tools |
US5273116A (en) * | 1992-02-14 | 1993-12-28 | Baker Hughes Incorporated | Firing mechanism for actuating wellbore tools |
US5258755A (en) * | 1992-04-27 | 1993-11-02 | Vector Magnetics, Inc. | Two-source magnetic field guidance system |
US5321893A (en) * | 1993-02-26 | 1994-06-21 | Scientific Drilling International | Calibration correction method for magnetic survey tools |
CA2134191C (en) * | 1993-11-17 | 2002-12-24 | Andrew Goodwin Brooks | Method of correcting for axial and transverse error components in magnetometer readings during wellbore survey operations |
US5452518A (en) * | 1993-11-19 | 1995-09-26 | Baker Hughes Incorporated | Method of correcting for axial error components in magnetometer readings during wellbore survey operations |
AU678406B2 (en) * | 1994-01-11 | 1997-05-29 | Aldridge Traffic Controllers Pty Limited | Attitude sensor |
US8441330B2 (en) * | 2010-03-23 | 2013-05-14 | D-Wave Systems Inc. | Systems and methods for magnetic shielding |
US8947094B2 (en) * | 2011-07-18 | 2015-02-03 | Schlumber Technology Corporation | At-bit magnetic ranging and surveying |
US9726007B2 (en) | 2012-03-12 | 2017-08-08 | Globaltech Corporation Pty Ltd | Downhole surveying |
US10755190B2 (en) | 2015-12-21 | 2020-08-25 | D-Wave Systems Inc. | Method of fabricating an electrical filter for use with superconducting-based computing systems |
GB2587944B (en) | 2018-08-02 | 2022-07-06 | Halliburton Energy Services Inc | Inferring orientation parameters of a steering system for use with a drill string |
US11624274B2 (en) | 2019-07-18 | 2023-04-11 | Baker Hughes Oilfield Operations Llc | Correction of gyroscopic measurements for directional drilling |
CN114729567A (zh) * | 2019-11-14 | 2022-07-08 | 贝克休斯油田作业有限责任公司 | 三轴磁力仪的变分h线圈校准方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735063A (en) * | 1956-02-14 | Total field magnetometer | ||
US3311821A (en) * | 1962-12-11 | 1967-03-28 | Canadair Ltd | Apparatus for automatically compensating the output of a magnetic field sensing device for the effects of interfering magnetic fields |
FR1485557A (fr) * | 1966-02-04 | 1967-06-23 | Commissariat Energie Atomique | Perfectionnements aux procédés et dispositifs de compensation des champs magnétiques parasites, notamment dans un avion transportant un magnétomètre |
US3406766A (en) * | 1966-07-07 | 1968-10-22 | Henderson John Keller | Method and devices for interconnecting subterranean boreholes |
BE755895A (fr) * | 1969-09-24 | 1971-02-15 | Commissariat Energie Atomique | Procede et dispositif de compensation de l'influence des champsmagnetiques parasites d'un helicoptere |
GB1342475A (en) * | 1970-11-11 | 1974-01-03 | Russell A W | Directional drilling of boreholes |
US3731752A (en) * | 1971-06-25 | 1973-05-08 | Kalium Chemicals Ltd | Magnetic detection and magnetometer system therefor |
GB1474751A (en) * | 1975-07-23 | 1977-05-25 | Ferranti Ltd | Angle measurement |
GB1578053A (en) * | 1977-02-25 | 1980-10-29 | Russell Attitude Syst Ltd | Surveying of boreholes |
GB2070105B (en) * | 1980-02-26 | 1983-10-19 | Shell Int Research | Equipment for drilling a hole in underground formations and downhole motor adapted to form part of such equipment |
US4463314A (en) * | 1980-07-28 | 1984-07-31 | Westinghouse Electric Corp. | Earth field compensation for a magnetic detector by imparting a permanent magnetization to a magnetic material contiguous the detector |
US4529939A (en) * | 1983-01-10 | 1985-07-16 | Kuckes Arthur F | System located in drill string for well logging while drilling |
-
1983
- 1983-03-11 FR FR8304036A patent/FR2542365B1/fr not_active Expired
-
1984
- 1984-03-01 US US06/585,183 patent/US4649349A/en not_active Expired - Lifetime
- 1984-03-05 EP EP84400433A patent/EP0122823B1/de not_active Expired
- 1984-03-05 DE DE8484400433T patent/DE3464272D1/de not_active Expired
- 1984-03-09 CA CA000449213A patent/CA1215115A/en not_active Expired
- 1984-03-12 JP JP59045721A patent/JPS59170392A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0122823B1 (de) | 1987-06-16 |
JPS59170392A (ja) | 1984-09-26 |
CA1215115A (en) | 1986-12-09 |
US4649349A (en) | 1987-03-10 |
FR2542365B1 (fr) | 1985-10-25 |
EP0122823A1 (de) | 1984-10-24 |
FR2542365A1 (fr) | 1984-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |