GB2149018B - Differential gas lift valve - Google Patents

Differential gas lift valve

Info

Publication number: GB2149018B
Authority: GB; United Kingdom
Prior art keywords: gas lift; lift valve; differential gas; differential; valve
Prior art date: 1983-10-19
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

Application number

GB08327956A

Other versions

GB8327956D0 (en

GB2149018A (en

Inventor

Carlos P Canalizo

Ernest P Fisher

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.)

Otis Engineering Corp

Original Assignee

Otis Engineering Corp

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.)

1983-10-19

Filing date

1983-10-19

Publication date

1987-12-31

1983-10-19 Application filed by Otis Engineering Corp filed Critical Otis Engineering Corp

1983-10-19 Priority to GB08327956A priority Critical patent/GB2149018B/en

1983-11-23 Publication of GB8327956D0 publication Critical patent/GB8327956D0/en

1985-06-05 Publication of GB2149018A publication Critical patent/GB2149018A/en

1987-12-31 Application granted granted Critical

1987-12-31 Publication of GB2149018B publication Critical patent/GB2149018B/en

1988-07-16 Priority to SG47688A priority patent/SG47688G/en

Status Expired 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/122—Gas lift
- E21B43/123—Gas lift valves

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (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)
Lift Valve (AREA)

GB08327956A 1983-10-19 1983-10-19 Differential gas lift valve Expired GB2149018B (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
GB08327956A GB2149018B (en)	1983-10-19	1983-10-19	Differential gas lift valve
SG47688A SG47688G (en)	1983-10-19	1988-07-16	Differential gas lift valve

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB08327956A GB2149018B (en)	1983-10-19	1983-10-19	Differential gas lift valve

Publications (3)

Publication Number	Publication Date
GB8327956D0 GB8327956D0 (en)	1983-11-23
GB2149018A GB2149018A (en)	1985-06-05
GB2149018B true GB2149018B (en)	1987-12-31

Family

ID=10550429

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08327956A Expired GB2149018B (en)	1983-10-19	1983-10-19	Differential gas lift valve

Country Status (2)

Country	Link
GB (1)	GB2149018B (en)
SG (1)	SG47688G (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NO327543B1 (en)	2006-02-07	2009-08-10	Petroleum Technology Co As	Fluid Injection Device
CA2641404C (en) *	2006-02-07	2014-07-22	Petroleum Technology Company As	Fluid injection device
GB2489267B (en) *	2011-03-23	2015-06-10	David Bell Conner	Wellbore valve assembly

1983
- 1983-10-19 GB GB08327956A patent/GB2149018B/en not_active Expired
1988
- 1988-07-16 SG SG47688A patent/SG47688G/en unknown

Also Published As

Publication number	Publication date
SG47688G (en)	1989-05-26
GB8327956D0 (en)	1983-11-23
GB2149018A (en)	1985-06-05

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Legal Events

Date	Code	Title	Description
1990-06-13	PCNP	Patent ceased through non-payment of renewal fee