NO802336L - DIPPABLE SAFETY VALVE. - Google Patents

DIPPABLE SAFETY VALVE.

Info

Publication number: NO802336L
Authority: NO; Norway
Prior art keywords: dippable; safety valve; safety; valve; dippable safety
Prior art date: 1979-09-13

Application number

NO802336A

Other languages

Norwegian (no)

Other versions

NO158963C (en

NO158963B (en

Inventor

Ernest P Fisher Jr

John H Yonker

Original Assignee

Otis Eng Co

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.)

1979-09-13

Filing date

1980-08-05

Publication date

1981-03-16

1980-08-05 Application filed by Otis Eng Co filed Critical Otis Eng Co

1981-03-16 Publication of NO802336L publication Critical patent/NO802336L/en

1988-08-08 Publication of NO158963B publication Critical patent/NO158963B/en

1988-11-16 Publication of NO158963C publication Critical patent/NO158963C/en

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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
- E21B34/105—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole retrievable, e.g. wire line retrievable, i.e. with an element which can be landed into a landing-nipple provided with a passage for control fluid
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/04—Ball valves

Landscapes

Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
Physics & Mathematics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Safety Valves (AREA)
Magnetically Actuated Valves (AREA)
Indication Of The Valve Opening Or Closing Status (AREA)
Lift Valve (AREA)

NO802336A 1979-09-13 1980-08-05 SURFACE CONTROL VALVE VALVE FOR USE IN BURN PRODUCTION BEARS. NO158963C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US7523979A	1979-09-13	1979-09-13

Publications (3)

Publication Number	Publication Date
NO802336L true NO802336L (en)	1981-03-16
NO158963B NO158963B (en)	1988-08-08
NO158963C NO158963C (en)	1988-11-16

Family

ID=22124424

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO802336A NO158963C (en)	1979-09-13	1980-08-05	SURFACE CONTROL VALVE VALVE FOR USE IN BURN PRODUCTION BEARS.

Country Status (4)

Country	Link
CA (1)	CA1149734A (en)
FR (1)	FR2468813B1 (en)
GB (2)	GB2060029B (en)
NO (1)	NO158963C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2223781B (en) *	1988-10-11	1992-06-10	Camco Inc	Large bore retrievable well safety valve
CN114909107B (en) *	2022-06-16	2024-03-01	惟其信石油机械(天津)有限公司	Large-drift-diameter underground safety valve and use method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1285847A (en) *	1961-04-08	1962-02-23	Camco	Safety valve operating in the basement area of a well
US4149698A (en) *	1977-04-13	1979-04-17	Otis Engineering Corporation	Surface controlled subsurface safety valve

1980
- 1980-08-05 NO NO802336A patent/NO158963C/en unknown
- 1980-08-19 CA CA000358514A patent/CA1149734A/en not_active Expired
- 1980-09-12 FR FR8019747A patent/FR2468813B1/en not_active Expired
- 1980-09-12 GB GB8029568A patent/GB2060029B/en not_active Expired
1982
- 1982-11-12 GB GB08232321A patent/GB2109037B/en not_active Expired

Also Published As

Publication number	Publication date
CA1149734A (en)	1983-07-12
GB2060029B (en)	1983-09-21
NO158963C (en)	1988-11-16
FR2468813A1 (en)	1981-05-08
NO158963B (en)	1988-08-08
GB2109037A (en)	1983-05-25
GB2109037B (en)	1984-03-21
GB2060029A (en)	1981-04-29
FR2468813B1 (en)	1986-04-04

Publication	Publication Date	Title
NO801270L (en)	1980-11-03	SAFETY VALVE DEVICE.
NL7713113A (en)	1978-06-27	SAFETY VALVE.
IT8123190A0 (en)	1981-07-28	VALVE ARRANGEMENT.
IT7830520A0 (en)	1978-12-04	SAFETY VALVE.
BR8005689A (en)	1981-03-17	DOUBLE SAFETY VALVE
NL178188C (en)	1986-02-03	VALVE.
NO780540L (en)	1978-11-07	SAFETY VALVE.
NL185683C (en)	1990-06-18	SLIDE VALVE.
NO792355L (en)	1980-01-18	SAFETY VALVE.
FI810556A7 (en)	1981-08-26	Valve arrangement.
NO155707C (en)	1987-05-13	SAFETY VALVE.
NL7808688A (en)	1979-03-08	SAFETY VALVE.
NL185680C (en)	1990-06-18	CONTROL VALVE.
NL7802625A (en)	1978-09-12	SAFETY VALVE.
FI800612A7 (en)	1981-01-01	Slide valve.
IT8024464A0 (en)	1980-09-05	VALVE DEVICE.
NL184020C (en)	1989-03-16	CHECK VALVE.
IT7925780A0 (en)	1979-09-18	SAFETY PILOT VALVE.
NO802336L (en)	1981-03-16	DIPPABLE SAFETY VALVE.
NL191953C (en)	1996-11-04	Safety valve.
SE8007063L (en)	1981-04-12	SAFETY VALVE
FR2344768A1 (en)	1977-10-14	SAFETY VALVE
IT1072497B (en)	1985-04-10	SAFETY VALVE
NO156460C (en)	1987-09-23	INVENTIBLE SAFETY VALVE.
IT8023559A0 (en)	1980-07-18	VALVE.