GB0016146D0 - Improvements in or relating to downhole tools - Google Patents

Improvements in or relating to downhole tools

Info

Publication number: GB0016146D0
Authority: GB; United Kingdom
Prior art keywords: relating; downhole tools; downhole; tools
Prior art date: 2000-06-30
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.): Ceased

Application number

GB0016146A

Other languages

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.)

Brunel Oilfield Services UK Ltd

Original Assignee

Brunel Oilfield Services 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.)

2000-06-30

Filing date

2000-06-30

Publication date

2000-08-23

2000-06-30 Application filed by Brunel Oilfield Services UK Ltd filed Critical Brunel Oilfield Services UK Ltd

2000-06-30 Priority to GB0016146A priority Critical patent/GB0016146D0/en

2000-08-23 Publication of GB0016146D0 publication Critical patent/GB0016146D0/en

2001-06-29 Priority to PCT/GB2001/002947 priority patent/WO2002004781A1/fr

2001-06-29 Priority to AU2001267715A priority patent/AU2001267715A1/en

2001-06-29 Priority to GB0230128A priority patent/GB2381284B/en

Status Ceased legal-status Critical Current

Links

GB0016146A 2000-06-30 2000-06-30 Improvements in or relating to downhole tools Ceased GB0016146D0 (en)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
GB0016146A GB0016146D0 (en)	2000-06-30	2000-06-30	Improvements in or relating to downhole tools
PCT/GB2001/002947 WO2002004781A1 (fr)	2000-06-30	2001-06-29	Centreur non conducteur
AU2001267715A AU2001267715A1 (en)	2000-06-30	2001-06-29	Nonconductive centralizer
GB0230128A GB2381284B (en)	2000-06-30	2001-06-29	Non-conductive centraliser

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB0016146A GB0016146D0 (en)	2000-06-30	2000-06-30	Improvements in or relating to downhole tools

Publications (1)

Publication Number	Publication Date
GB0016146D0 true GB0016146D0 (en)	2000-08-23

Family

ID=9894808

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB0016146A Ceased GB0016146D0 (en)	2000-06-30	2000-06-30	Improvements in or relating to downhole tools
GB0230128A Expired - Lifetime GB2381284B (en)	2000-06-30	2001-06-29	Non-conductive centraliser

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB0230128A Expired - Lifetime GB2381284B (en)	2000-06-30	2001-06-29	Non-conductive centraliser

Country Status (3)

Country	Link
AU (1)	AU2001267715A1 (fr)
GB (2)	GB0016146D0 (fr)
WO (1)	WO2002004781A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB0016145D0 (en)	2000-06-30	2000-08-23	Brunel Oilfield Serv Uk Ltd	Improvements in or relating to downhole tools
GB2406591B (en) *	2003-09-17	2006-11-08	Karl Schmidt	Centraliser formed from composite material for drill or production strings
GB0513734D0 (en)	2005-07-05	2005-08-10	Thornton Thomas J O	Improved centraliser
GB0719973D0 (en) *	2007-10-12	2007-11-21	Lively Glenn	Downhole assembly
EP2417324B1 (fr)	2009-04-07	2017-05-17	Frank's International, Inc.	Bande d'usure réduisant la friction et procédé de couplage d'une bande d'usure à un élément tubulaire
GB2487736A (en) *	2011-02-01	2012-08-08	Claxton Engineering Services Ltd	Centralizer
USD849800S1 (en)	2012-04-04	2019-05-28	Summit Energy Services, Inc.	Casing centralizer having spiral blades
GB2506845B (en)	2012-09-05	2015-01-14	Advanced Composite Ind Ag	Modified tubular
US20150275588A1 (en) *	2012-10-24	2015-10-01	Tdtech Limited	Centralisation system
US9057229B2 (en)	2013-03-14	2015-06-16	Summit Energy Services, Inc.	Casing centralizer
WO2015031644A1 (fr)	2013-08-28	2015-03-05	Antelope Oil Tool & Mfg. Co., Llc	Composition de projection thermique exempt de chrome, procédé et appareil
EP2878763A1 (fr)	2013-11-29	2015-06-03	Welltec A/S	Colonne de tubage de fond de trou
CN103628829B (zh) *	2013-12-03	2016-01-13	林林	一种树脂旋流扶正器
US10584553B2 (en)	2016-04-28	2020-03-10	Innovex Downhole Solutions, Inc.	Integrally-bonded swell packer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2188119A (en) *	1939-03-03	1940-01-23	Robert B Prentice	Centralizer and protector for an oil well string
WO1980000727A1 (fr) *	1978-09-29	1980-04-17	Secretary Energy Brit	Ameliorations se rapportant a la transmission d'energie electrique dans des puits de fluide
US5207273A (en) *	1990-09-17	1993-05-04	Production Technologies International Inc.	Method and apparatus for pumping wells
US5269377A (en) *	1992-11-25	1993-12-14	Baker Hughes Incorporated	Coil tubing supported electrical submersible pump
GB9703608D0 (en) *	1997-02-21	1997-04-09	Downhole Products Plc	Casing centraliser
GB9724194D0 (en) *	1997-11-15	1998-01-14	Brunel Oilfield Serv Uk Ltd	Improvements in or relating to downhole tools
US6283205B1 (en) *	2000-01-19	2001-09-04	James H. Cannon	Polymeric centralizer
GB0008594D0 (en) *	2000-04-08	2000-05-31	Polyoil Ltd	Improved casing centraliser

2000
- 2000-06-30 GB GB0016146A patent/GB0016146D0/en not_active Ceased
2001
- 2001-06-29 AU AU2001267715A patent/AU2001267715A1/en not_active Abandoned
- 2001-06-29 WO PCT/GB2001/002947 patent/WO2002004781A1/fr not_active Ceased
- 2001-06-29 GB GB0230128A patent/GB2381284B/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB0230128D0 (en)	2003-01-29
WO2002004781A1 (fr)	2002-01-17
GB2381284A (en)	2003-04-30
AU2001267715A1 (en)	2002-01-21
GB2381284B (en)	2006-01-04

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Legal Events

Date	Code	Title	Description
2001-10-10	AT	Applications terminated before publication under section 16(1)