GB8518808D0 - Cutting drill collar - Google Patents

Info

Publication number: GB8518808D0
Authority: GB; United Kingdom
Prior art keywords: drill collar; cutting drill; cutting; collar; drill
Prior art date: 1985-07-25
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.): Pending

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Baker Hughes Energy Technology UK Ltd

Original Assignee

CE Vetco UK Ltd

Priority date (The priority date 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 date listed.)

1985-07-25Application filed by CE Vetco UK LtdfiledCriticalCE Vetco UK Ltd

1985-07-25Priority to GB858518808ApriorityCriticalpatent/GB8518808D0/en

1985-08-29Publication of GB8518808D0publicationCriticalpatent/GB8518808D0/en

1986-06-30Priority to GB08615905Aprioritypatent/GB2178091B/en

1986-06-30Priority to EP86305066Aprioritypatent/EP0210758A3/en

1986-07-02Priority to DK315686Aprioritypatent/DK315686A/en

1986-07-23Priority to CN198686105695Aprioritypatent/CN86105695A/en

1986-07-24Priority to NO862981Aprioritypatent/NO862981L/en

StatusPendinglegal-statusCriticalCurrent

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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
- E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
- 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
- E21B29/02—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 by explosives or by thermal or chemical means

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Mining & Mineral Resources (AREA)
Geology (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Chemical & Material Sciences (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Mechanical Engineering (AREA)
Earth Drilling (AREA)

GB858518808A1985-07-251985-07-25Cutting drill collarPendingGB8518808D0 (en)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
GB858518808AGB8518808D0 (en)	1985-07-25	1985-07-25	Cutting drill collar
GB08615905AGB2178091B (en)	1985-07-25	1986-06-30	Apparatus for cutting a drill collar
EP86305066AEP0210758A3 (en)	1985-07-25	1986-06-30	Apparatus for cutting a drill collar
DK315686ADK315686A (en)	1985-07-25	1986-07-02	DEVICE FOR CUTTING A DRILL Cuff
CN198686105695ACN86105695A (en)	1985-07-25	1986-07-23	the drill collar cutter
NO862981ANO862981L (en)	1985-07-25	1986-07-24	DEVICE CUTTING DEVICE.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB858518808AGB8518808D0 (en)	1985-07-25	1985-07-25	Cutting drill collar

Publications (1)

Publication Number	Publication Date
GB8518808D0true GB8518808D0 (en)	1985-08-29

Family

ID=10582850

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB858518808APendingGB8518808D0 (en)	1985-07-25	1985-07-25	Cutting drill collar
GB08615905AExpiredGB2178091B (en)	1985-07-25	1986-06-30	Apparatus for cutting a drill collar

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB08615905AExpiredGB2178091B (en)	1985-07-25	1986-06-30	Apparatus for cutting a drill collar

Country Status (5)

Country	Link
EP (1)	EP0210758A3 (en)
CN (1)	CN86105695A (en)
DK (1)	DK315686A (en)
GB (2)	GB8518808D0 (en)
NO (1)	NO862981L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN114893135A (en)*	2022-05-07	2022-08-12	中建材岩土工程江苏有限公司	Intelligent drilling system for railway construction

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5730218A (en)*	1996-01-31	1998-03-24	Fmc Corporation	Tool protection guide with energy absorbing bumper
CN106001669B (en)*	2016-07-11	2018-11-06	泉州台商投资区盯略软件开发有限公司	Drill bit and drilling device with the drill bit
CN109236200B (en)*	2018-09-28	2021-04-06	西南石油大学	An explosion-driven adjustable centralizer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2761384A (en)*	1951-02-26	1956-09-04	William G Sweetman	Device for cutting a pipe inside of a well
US3196951A (en)*	1962-04-30	1965-07-27	Schlumberger Well Surv Corp	Centralizers
US3192857A (en)*	1962-10-08	1965-07-06	Jet Res Ct Inc	Well tubing cutting device
US3568053A (en)*	1968-10-15	1971-03-02	Sinclair Oil Corp	Apparatus for establishing electrical contact with the casing in a wellbore
US4042019A (en)*	1976-03-15	1977-08-16	Henning Jack A	Wireline actuated tubing cutter
US4352397A (en)*	1980-10-03	1982-10-05	Jet Research Center, Inc.	Methods, apparatus and pyrotechnic compositions for severing conduits
US4506219A (en)*	1982-07-30	1985-03-19	Schlumberger Technology Corporation	Borehole tool outrigger arm displacement control mechanism
FR2545872B1 (en)*	1983-05-10	1985-07-26	Schlumberger Prospection	APPARATUS FOR CENTERING A TOOL IN A TUBE WELL, PARTICULARLY FOR DEVIE WELLS

1985
- 1985-07-25GBGB858518808Apatent/GB8518808D0/enactivePending
1986
- 1986-06-30EPEP86305066Apatent/EP0210758A3/ennot_activeWithdrawn
- 1986-06-30GBGB08615905Apatent/GB2178091B/ennot_activeExpired
- 1986-07-02DKDK315686Apatent/DK315686A/ennot_activeApplication Discontinuation
- 1986-07-23CNCN198686105695Apatent/CN86105695A/enactivePending
- 1986-07-24NONO862981Apatent/NO862981L/enunknown

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN114893135A (en)*	2022-05-07	2022-08-12	中建材岩土工程江苏有限公司	Intelligent drilling system for railway construction

Also Published As

Publication number	Publication date
EP0210758A2 (en)	1987-02-04
DK315686D0 (en)	1986-07-02
CN86105695A (en)	1987-01-21
GB2178091B (en)	1988-07-20
EP0210758A3 (en)	1989-07-26
GB8615905D0 (en)	1986-08-06
GB2178091A (en)	1987-02-04
NO862981L (en)	1987-01-26
NO862981D0 (en)	1986-07-24
DK315686A (en)	1987-01-26

Publication	Publication Date	Title
GB2184373B (en)	1989-10-18	Drilling tool
EP0207025A3 (en)	1988-08-10	Cutting tool
GB8601881D0 (en)	1986-03-05	Cutting tool
EP0202211A3 (en)	1988-08-10	Drill
GB2177954B (en)	1988-07-13	Boring tool
GB2182373B (en)	1988-07-20	Mineral cutting tools
GB8614687D0 (en)	1986-07-23	Cutting tool
GB2182873B (en)	1988-07-13	Rotary cutting tool
GB8602658D0 (en)	1986-03-12	Cutting tool
GB8626651D0 (en)	1986-12-10	Boring tools
GB8527875D0 (en)	1985-12-18	Combined drill & saw
GB8526330D0 (en)	1985-11-27	Cutting tool
GB8615905D0 (en)	1986-08-06	Cutting drill collar
GB2182874B (en)	1988-11-09	Reamer
EP0226243A3 (en)	1989-03-15	Cutting tool
GB2182872B (en)	1988-07-13	Cutting tool
DE3663895D1 (en)	1989-07-20	Drill chuck
GB2173438B (en)	1988-09-21	Cutting tools
GB8609713D0 (en)	1986-05-29	Drill bit & cutter
GB8601605D0 (en)	1986-02-26	Cutting tool
GB8510083D0 (en)	1985-05-30	Cutting tool
GB8511069D0 (en)	1985-06-12	Cutting tool
BG46641A1 (en)	1990-02-15	Lathe cutter
AU97861S (en)	1987-09-10	Cutting tools
GB8504547D0 (en)	1985-03-27	Cutting tools

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GB8518808D0 - Cutting drill collar - Google Patents

Info

Links

Classifications

Landscapes

Priority Applications (6)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10582850

Family Applications (2)

Family Applications After (1)

Country Status (5)

Cited By (1)

Families Citing this family (3)

Family Cites Families (8)

Cited By (1)

Also Published As

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