DE2257907C3 - Sicherheitseinrichtung für Förderbohrungen - Google Patents

Sicherheitseinrichtung für Förderbohrungen

Info

Publication number
DE2257907C3
DE2257907C3 DE2257907A DE2257907A DE2257907C3 DE 2257907 C3 DE2257907 C3 DE 2257907C3 DE 2257907 A DE2257907 A DE 2257907A DE 2257907 A DE2257907 A DE 2257907A DE 2257907 C3 DE2257907 C3 DE 2257907C3
Authority
DE
Germany
Prior art keywords
valve
safety device
safety
cable pull
cable
Prior art date
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
DE2257907A
Other languages
German (de)
English (en)
Other versions
DE2257907B2 (de
DE2257907A1 (de
Inventor
George I. Woodland Hills Boyadjieff
Ben A. Encino Otsap
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.)
Abegg And Reinhold Co Los Angeles Calif (vsta)
Original Assignee
Abegg And Reinhold Co Los Angeles Calif (vsta)
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.)
Filing date
Publication date
Application filed by Abegg And Reinhold Co Los Angeles Calif (vsta) filed Critical Abegg And Reinhold Co Los Angeles Calif (vsta)
Publication of DE2257907A1 publication Critical patent/DE2257907A1/de
Publication of DE2257907B2 publication Critical patent/DE2257907B2/de
Application granted granted Critical
Publication of DE2257907C3 publication Critical patent/DE2257907C3/de
Expired legal-status Critical Current

Links

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
    • E21B34/16—Control means therefor being outside the borehole

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)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Mechanically-Actuated Valves (AREA)
DE2257907A 1971-11-30 1972-11-25 Sicherheitseinrichtung für Förderbohrungen Expired DE2257907C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US20314271A 1971-11-30 1971-11-30
US00252808A US3853175A (en) 1971-11-30 1972-05-12 Remotely operated well safety valves

Publications (3)

Publication Number Publication Date
DE2257907A1 DE2257907A1 (de) 1973-06-14
DE2257907B2 DE2257907B2 (de) 1974-07-04
DE2257907C3 true DE2257907C3 (de) 1975-02-20

Family

ID=26898348

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2257907A Expired DE2257907C3 (de) 1971-11-30 1972-11-25 Sicherheitseinrichtung für Förderbohrungen

Country Status (6)

Country Link
US (1) US3853175A (Direct)
JP (1) JPS4863901A (Direct)
CA (1) CA974876A (Direct)
DE (1) DE2257907C3 (Direct)
FR (1) FR2162070B1 (Direct)
GB (1) GB1387936A (Direct)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4883119A (en) * 1988-01-19 1989-11-28 Eastern Oil Tools Pte Ltd. Mechanical latching device operated by dead weight and tension
US4828023A (en) * 1988-01-19 1989-05-09 Eastern Oil Tools Pte, Ltd. Mechanical latching device operated by dead weight and tension
US8534361B2 (en) * 2009-10-07 2013-09-17 Baker Hughes Incorporated Multi-stage pressure equalization valve assembly for subterranean valves
US8336628B2 (en) * 2009-10-20 2012-12-25 Baker Hughes Incorporated Pressure equalizing a ball valve through an upper seal bypass
US8371375B2 (en) * 2009-12-09 2013-02-12 Baker Hughes Incorporated Wireline run mechanically or hydraulically operated subterranean insert barrier valve and associated landing nipple
US8534317B2 (en) 2010-07-15 2013-09-17 Baker Hughes Incorporated Hydraulically controlled barrier valve equalizing system
BR112014005913A2 (pt) * 2011-09-13 2017-04-04 Halliburton Energy Servicer Inc sistema para operações de evacuação, sistema de computador, e, método para bombear uma ferramenta com um cabo de perfuração para um furo de poço
US8607872B1 (en) * 2013-05-30 2013-12-17 Adrian Bugariu Fire prevention blow-out valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1911323A (en) * 1932-11-26 1933-05-30 Herbert C Otis Apparatus for controlling oil wells
US2207033A (en) * 1938-05-23 1940-07-09 John R Beddingfield Apparatus for flowing oil wells
US2357189A (en) * 1942-06-08 1944-08-29 Salt Water Control Inc Flow regulation apparatus for brine injection wells
US3351133A (en) * 1965-06-14 1967-11-07 Baker Oil Tools Inc Tubing weight-controlled safety valve apparatus
US3411585A (en) * 1966-04-28 1968-11-19 John S. Page Jr. Surface control of sub-surface well valving using flow passing tubing link
US3675718A (en) * 1970-09-11 1972-07-11 Exxon Production Research Co Conducting operations in a well through a normally closed valve

Also Published As

Publication number Publication date
FR2162070B1 (Direct) 1977-01-14
DE2257907B2 (de) 1974-07-04
JPS4863901A (Direct) 1973-09-05
DE2257907A1 (de) 1973-06-14
CA974876A (en) 1975-09-23
US3853175A (en) 1974-12-10
FR2162070A1 (Direct) 1973-07-13
GB1387936A (en) 1975-03-19

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee