DE60007349D1 - Bohrstrangelement mit lagern - Google Patents

Bohrstrangelement mit lagern

Info

Publication number: DE60007349D1
Authority: DE; Germany
Prior art keywords: drill string; bearings; string element; breakages; drilling
Prior art date: 1999-10-13
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

Application number

DE60007349T

Other languages

English (en)

Inventor

Patrick Appleton

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.)

Individual

Original Assignee

Individual

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.)

1999-10-13

Filing date

2000-10-06

Publication date

2004-01-29

2000-10-06 Application filed by Individual filed Critical Individual

2004-01-29 Application granted granted Critical

2004-01-29 Publication of DE60007349D1 publication Critical patent/DE60007349D1/de

2020-10-07 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
- E21B17/1064—Pipes or rods with a relatively rotating sleeve
- 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
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve

Landscapes

Engineering & Computer Science (AREA)
Geology (AREA)
Mining & Mineral Resources (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Fluid Mechanics (AREA)
Environmental & Geological Engineering (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Geochemistry & Mineralogy (AREA)
Harvester Elements (AREA)
Adornments (AREA)
Rolling Contact Bearings (AREA)
Drilling Tools (AREA)
Surgical Instruments (AREA)
Earth Drilling (AREA)
Processing Of Stones Or Stones Resemblance Materials (AREA)
Toys (AREA)

DE60007349T 1999-10-13 2000-10-06 Bohrstrangelement mit lagern Expired - Lifetime DE60007349D1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GBGB9924114.3A GB9924114D0 (en)	1999-10-13	1999-10-13	Drill pipe
PCT/GB2000/003829 WO2001027434A2 (en)	1999-10-13	2000-10-06	Drill string member with bearings

Publications (1)

Publication Number	Publication Date
DE60007349D1 true DE60007349D1 (de)	2004-01-29

Family

ID=10862585

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE60007349T Expired - Lifetime DE60007349D1 (de)	1999-10-13	2000-10-06	Bohrstrangelement mit lagern

Country Status (8)

Country	Link
EP (1)	EP1226329B1 (de)
AT (1)	ATE256817T1 (de)
AU (1)	AU7544900A (de)
CA (1)	CA2385443A1 (de)
DE (1)	DE60007349D1 (de)
GB (1)	GB9924114D0 (de)
NO (1)	NO20021630L (de)
WO (1)	WO2001027434A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB0118270D0 (en) *	2001-07-27	2001-09-19	Internat Tubular Services Ltd	"Tool string member with bearings"
CA2914103C (en) *	2013-06-03	2017-03-07	Evolution Engineering Inc.	Mud motor with integrated abrasion-resistant structure
CN103710015B (zh) *	2013-12-25	2016-08-17	四川宝麟新材料科技有限公司	一种油气田增产用乳液型减阻剂及其制备方法
CN110080693B (zh) *	2018-01-25	2020-10-09	中国石油化工股份有限公司	一种钻具扶正器
GB201803284D0 (en) *	2018-02-28	2018-04-11	Kaseum Holdings Ltd	Roller tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1877395A (en) *	1928-05-14	1932-09-13	Emsco Derrick & Equip Co	Antifriction device for drill pipe
GB8914882D0 (en) *	1989-06-29	1989-08-23	Red Baron Oil Tools Rental	Drill string component
US5148876A (en) *	1991-06-10	1992-09-22	Prideco, Inc.	Lightweight drill pipe
US5339910A (en) *	1993-04-14	1994-08-23	Union Oil Company Of California	Drilling torsional friction reducer

1999
- 1999-10-13 GB GBGB9924114.3A patent/GB9924114D0/en not_active Ceased
2000
- 2000-10-06 AT AT00964521T patent/ATE256817T1/de not_active IP Right Cessation
- 2000-10-06 EP EP00964521A patent/EP1226329B1/de not_active Expired - Lifetime
- 2000-10-06 WO PCT/GB2000/003829 patent/WO2001027434A2/en active IP Right Grant
- 2000-10-06 CA CA002385443A patent/CA2385443A1/en not_active Abandoned
- 2000-10-06 DE DE60007349T patent/DE60007349D1/de not_active Expired - Lifetime
- 2000-10-06 AU AU75449/00A patent/AU7544900A/en not_active Abandoned
2002
- 2002-04-05 NO NO20021630A patent/NO20021630L/no not_active Application Discontinuation

Also Published As

Publication number	Publication date
NO20021630D0 (no)	2002-04-05
EP1226329B1 (de)	2003-12-17
AU7544900A (en)	2001-04-23
EP1226329A2 (de)	2002-07-31
NO20021630L (no)	2002-04-05
WO2001027434A2 (en)	2001-04-19
GB9924114D0 (en)	1999-12-15
ATE256817T1 (de)	2004-01-15
WO2001027434A3 (en)	2001-10-11
CA2385443A1 (en)	2001-04-19

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Legal Events

Date	Code	Title	Description
2004-09-23	8332	No legal effect for de