AU4359572A - Apparatus for lowering and retrieving a core barrel - Google Patents

Apparatus for lowering and retrieving a core barrel

Info

Publication number
AU4359572A
AU4359572A AU43595/72A AU4359572A AU4359572A AU 4359572 A AU4359572 A AU 4359572A AU 43595/72 A AU43595/72 A AU 43595/72A AU 4359572 A AU4359572 A AU 4359572A AU 4359572 A AU4359572 A AU 4359572A
Authority
AU
Australia
Prior art keywords
retrieving
lowering
core barrel
barrel
core
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
AU43595/72A
Other versions
AU479694B2 (en
Inventor
Ukee Holda Tiete
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.)
Dresser Industrial Products Ltd
Original Assignee
Dresser Industrial Products Ltd
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 Dresser Industrial Products Ltd filed Critical Dresser Industrial Products Ltd
Application granted granted Critical
Publication of AU4359572A publication Critical patent/AU4359572A/en
Publication of AU479694B2 publication Critical patent/AU479694B2/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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing

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)
  • Earth Drilling (AREA)
AU43595/72A 1971-07-19 1972-06-19 Apparatus for lowering and retrieving a core barrel Expired AU479694B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16364071A 1971-07-19 1971-07-19
USUS163640 1971-07-19

Publications (2)

Publication Number Publication Date
AU4359572A true AU4359572A (en) 1974-01-03
AU479694B2 AU479694B2 (en) 1974-01-03

Family

ID=

Also Published As

Publication number Publication date
SE405492B (en) 1978-12-11
BR7204749D0 (en) 1973-05-17
US3704756A (en) 1972-12-05
ZA723996B (en) 1973-03-28
CA984825A (en) 1976-03-02
NL7209639A (en) 1973-01-23
DE2231642A1 (en) 1973-02-01
ZM10472A1 (en) 1973-02-21
GB1391209A (en) 1975-04-16

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