GB1321801A - Disaster valve - Google Patents

Disaster valve

Info

Publication number
GB1321801A
GB1321801A GB251371A GB1321801DA GB1321801A GB 1321801 A GB1321801 A GB 1321801A GB 251371 A GB251371 A GB 251371A GB 1321801D A GB1321801D A GB 1321801DA GB 1321801 A GB1321801 A GB 1321801A
Authority
GB
United Kingdom
Prior art keywords
disaster
valve
disaster valve
heading
wells
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
GB251371A
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.)
Baker Hughes Oilfield Operations LLC
Original Assignee
Baker Oil Tools Inc
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 Baker Oil Tools Inc filed Critical Baker Oil Tools Inc
Publication of GB1321801A publication Critical patent/GB1321801A/en
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
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
    • 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

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)
  • Fats And Perfumes (AREA)
  • Bakery Products And Manufacturing Methods Therefor (AREA)
  • Edible Oils And Fats (AREA)

Abstract

1321801 Wells &c BAKER OIL TOOLS Inc 19 Jan 1971 2513/71 Heading E1F The subject matter of this specification is substantially the same as that described in Specification 1222496 but the claims differ.
GB251371A 1971-01-19 1971-01-19 Disaster valve Expired GB1321801A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB251371 1971-01-19

Publications (1)

Publication Number Publication Date
GB1321801A true GB1321801A (en) 1973-07-04

Family

ID=9740898

Family Applications (1)

Application Number Title Priority Date Filing Date
GB251371A Expired GB1321801A (en) 1971-01-19 1971-01-19 Disaster valve

Country Status (1)

Country Link
GB (1) GB1321801A (en)

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee