AU483848B2 - - Google Patents

Info

Publication number
AU483848B2
AU483848B2 AU7249374A AU7249374A AU483848B2 AU 483848 B2 AU483848 B2 AU 483848B2 AU 7249374 A AU7249374 A AU 7249374A AU 7249374 A AU7249374 A AU 7249374A AU 483848 B2 AU483848 B2 AU 483848B2
Authority
AU
Australia
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
AU7249374A
Other versions
AU7249374A (en
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 filed Critical
Priority to AU7249374A priority Critical patent/AU483848B2/xx
Application granted granted Critical
Publication of AU483848B2 publication Critical patent/AU483848B2/xx
Publication of AU7249374A publication Critical patent/AU7249374A/en
Priority claimed from AU2250777A external-priority patent/AU2250777A/en
Application status is Expired legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00Valve arrangements for boreholes or wells
    • E21B34/06Valve arrangements for boreholes or wells in wells
    • E21B34/10Valve arrangements for boreholes or wells in wells operated by control fluid supplied from above ground
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00Valve arrangements for boreholes or wells
    • E21B34/02Valve arrangements for boreholes or wells in well heads
    • E21B34/04Valve arrangements for boreholes or wells in well heads in underwater well heads
    • E21B34/045Valve arrangements for boreholes or wells in well heads in underwater well heads adapted to be lowered on a tubular string into position within a blow-out preventer stack, e.g. so-called test trees
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00Valve arrangements for boreholes or wells
    • E21B2034/002Ball valves
AU7249374A 1974-08-19 1974-08-19 Expired AU483848B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU7249374A AU483848B2 (en) 1974-08-19 1974-08-19

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU7249374A AU483848B2 (en) 1974-08-19 1974-08-19
AU2250777A AU2250777A (en) 1974-08-19 1977-02-21 Fluid pressure valve actuator

Publications (2)

Publication Number Publication Date
AU483848B2 true AU483848B2 (en) 1976-02-19
AU7249374A AU7249374A (en) 1976-02-19

Family

ID=3755175

Family Applications (1)

Application Number Title Priority Date Filing Date
AU7249374A Expired AU483848B2 (en) 1974-08-19 1974-08-19

Country Status (1)

Country Link
AU (1) AU483848B2 (en)

Also Published As

Publication number Publication date
AU7249374A (en) 1976-02-19

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