CA927873A - Coupling device for connecting the wire with the inner core tube in wire line core drills - Google Patents

Coupling device for connecting the wire with the inner core tube in wire line core drills

Info

Publication number
CA927873A
CA927873A CA055884A CA55884A CA927873A CA 927873 A CA927873 A CA 927873A CA 055884 A CA055884 A CA 055884A CA 55884 A CA55884 A CA 55884A CA 927873 A CA927873 A CA 927873A
Authority
CA
Canada
Prior art keywords
wire
coupling device
drills
inner core
core tube
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
CA055884A
Other languages
English (en)
Other versions
CA55884S (en
Inventor
Jensen Oyvind
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.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 Atlas Copco AB filed Critical Atlas Copco AB
Application granted granted Critical
Publication of CA927873A publication Critical patent/CA927873A/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

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
CA055884A 1968-07-02 1969-07-02 Coupling device for connecting the wire with the inner core tube in wire line core drills Expired CA927873A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9108/68A SE320941B (de) 1968-07-02 1968-07-02

Publications (1)

Publication Number Publication Date
CA927873A true CA927873A (en) 1973-06-05

Family

ID=20275857

Family Applications (1)

Application Number Title Priority Date Filing Date
CA055884A Expired CA927873A (en) 1968-07-02 1969-07-02 Coupling device for connecting the wire with the inner core tube in wire line core drills

Country Status (6)

Country Link
US (1) US3567269A (de)
CA (1) CA927873A (de)
DE (1) DE1933482B1 (de)
FR (1) FR2014485A1 (de)
GB (1) GB1248864A (de)
SE (1) SE320941B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4834198A (en) * 1988-04-25 1989-05-30 Longyear Company Positive latch wire line core barrel apparatus
SE517190C2 (sv) 1999-08-24 2002-05-07 Atlas Copco Rocktech Ab Spärranordning för en linkärnborr, linkärnborranordning samt förfarande vid linkärnborrning
US8407840B2 (en) * 2009-09-01 2013-04-02 Lockheed Martin Corporation Self releasing cable system

Also Published As

Publication number Publication date
GB1248864A (en) 1971-10-06
DE1933482B1 (de) 1970-10-08
FR2014485A1 (de) 1970-04-17
US3567269A (en) 1971-03-02
SE320941B (de) 1970-02-23

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