CA1194858A - Repechage des outils de foration - Google Patents

Repechage des outils de foration

Info

Publication number
CA1194858A
CA1194858A CA000358939A CA358939A CA1194858A CA 1194858 A CA1194858 A CA 1194858A CA 000358939 A CA000358939 A CA 000358939A CA 358939 A CA358939 A CA 358939A CA 1194858 A CA1194858 A CA 1194858A
Authority
CA
Canada
Prior art keywords
drilling
extractor
screw
fitting
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
CA000358939A
Other languages
English (en)
Inventor
Robert Graham
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1194858A publication Critical patent/CA1194858A/fr
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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
CA000358939A 1979-09-04 1980-08-25 Repechage des outils de foration Expired CA1194858A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7930563 1979-09-04
GB7930563 1979-09-04

Publications (1)

Publication Number Publication Date
CA1194858A true CA1194858A (fr) 1985-10-08

Family

ID=10507588

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000358939A Expired CA1194858A (fr) 1979-09-04 1980-08-25 Repechage des outils de foration

Country Status (4)

Country Link
EP (1) EP0025650A1 (fr)
AU (1) AU549216B2 (fr)
CA (1) CA1194858A (fr)
ZA (1) ZA805223B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106759338B (zh) * 2017-01-23 2022-09-30 北京健安诚岩土工程有限公司 螺纹连接杆件断杆钻取装置及其施工方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1469493A (en) * 1921-10-29 1923-10-02 Charles H Brown Fishing tool
US1521482A (en) * 1924-02-05 1924-12-30 Hampton A Steele Tool joint
US2647008A (en) * 1950-08-10 1953-07-28 Tri State Oil Tool Company Inc Retrieving arrangement for well drilling operations
US2751019A (en) * 1954-02-23 1956-06-19 Baker Oil Tools Inc Apparatus for disengaging threaded joints
US2947362A (en) * 1956-09-06 1960-08-02 Houston Oil Field Mat Co Inc Fishing tool
US3211484A (en) * 1962-11-02 1965-10-12 Sandvikens Jernverks Ab Extension rod for drill rods
US3667252A (en) * 1970-11-02 1972-06-06 Nelson Arthur J Coupling for drill string
US3737189A (en) * 1971-12-23 1973-06-05 Cities Service Oil Co Reversible tie-back tool

Also Published As

Publication number Publication date
AU6182080A (en) 1981-03-12
EP0025650A1 (fr) 1981-03-25
ZA805223B (en) 1981-08-26
AU549216B2 (en) 1986-01-23

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Legal Events

Date Code Title Description
MKEX Expiry