NO931863D0 - PROCEDURE FOR DETECTED LASHES ON A DRILL STRING - Google Patents
PROCEDURE FOR DETECTED LASHES ON A DRILL STRINGInfo
- Publication number
- NO931863D0 NO931863D0 NO931863A NO931863A NO931863D0 NO 931863 D0 NO931863 D0 NO 931863D0 NO 931863 A NO931863 A NO 931863A NO 931863 A NO931863 A NO 931863A NO 931863 D0 NO931863 D0 NO 931863D0
- Authority
- NO
- Norway
- Prior art keywords
- lashes
- procedure
- detected
- drill string
- drill
- Prior art date
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
- 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
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
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)
- Examining Or Testing Airtightness (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9211048A GB2267300B (en) | 1992-05-23 | 1992-05-23 | Method for detecting drillstring washouts |
Publications (3)
Publication Number | Publication Date |
---|---|
NO931863D0 true NO931863D0 (en) | 1993-05-21 |
NO931863L NO931863L (en) | 1993-11-24 |
NO304710B1 NO304710B1 (en) | 1999-02-01 |
Family
ID=10715965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO931746A NO304710B1 (en) | 1992-05-23 | 1993-05-21 | Procedure for detecting leaches on a drill string |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0572055B1 (en) |
CA (1) | CA2095583C (en) |
DE (1) | DE69309149D1 (en) |
GB (1) | GB2267300B (en) |
NO (1) | NO304710B1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1637695A1 (en) * | 2000-09-22 | 2006-03-22 | Weatherford/Lamb, Inc. | Methods and apparatus for remote monitoring and control. |
US7694558B2 (en) * | 2008-02-11 | 2010-04-13 | Baker Hughes Incorporated | Downhole washout detection system and method |
US8170800B2 (en) | 2009-03-16 | 2012-05-01 | Verdande Technology As | Method and system for monitoring a drilling operation |
US8381838B2 (en) | 2009-12-31 | 2013-02-26 | Pason Systems Corp. | System and apparatus for directing the drilling of a well |
EP2864576A4 (en) * | 2012-06-22 | 2016-07-27 | Services Petroliers Schlumberger | Detecting a drill string washout event |
US11313220B1 (en) | 2021-02-17 | 2022-04-26 | Saudi Arabian Oil Company | Methods for identifying drill string washouts during wellbore drilling |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3646808A (en) * | 1970-08-28 | 1972-03-07 | Loren W Leonard | Method for automatically monitoring and servicing the drilling fluid condition in a well bore |
US4188624A (en) * | 1978-06-30 | 1980-02-12 | Nl Industries, Inc. | Method and apparatus for monitoring fluid flow through a drill string |
US4346594A (en) * | 1980-11-14 | 1982-08-31 | Owings Allen J | Method for locating the depth of a drill string washout or lost circulation zone |
US4430892A (en) * | 1981-11-02 | 1984-02-14 | Owings Allen J | Pressure loss identifying apparatus and method for a drilling mud system |
US4941951A (en) * | 1989-02-27 | 1990-07-17 | Anadrill, Inc. | Method for improving a drilling process by characterizing the hydraulics of the drilling system |
-
1992
- 1992-05-23 GB GB9211048A patent/GB2267300B/en not_active Expired - Fee Related
-
1993
- 1993-04-27 DE DE69309149T patent/DE69309149D1/en not_active Expired - Lifetime
- 1993-04-27 EP EP93201208A patent/EP0572055B1/en not_active Expired - Lifetime
- 1993-05-05 CA CA002095583A patent/CA2095583C/en not_active Expired - Fee Related
- 1993-05-21 NO NO931746A patent/NO304710B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69309149D1 (en) | 1997-04-30 |
NO931863L (en) | 1993-11-24 |
CA2095583C (en) | 2004-08-10 |
CA2095583A1 (en) | 1993-11-24 |
GB2267300A (en) | 1993-12-01 |
EP0572055A1 (en) | 1993-12-01 |
NO304710B1 (en) | 1999-02-01 |
GB9211048D0 (en) | 1992-07-08 |
EP0572055B1 (en) | 1997-03-26 |
GB2267300B (en) | 1995-08-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN NOVEMBER 2002 |