GB207223A - Apparatus for recovering lost tools and the like from bore holes and wells - Google Patents

Apparatus for recovering lost tools and the like from bore holes and wells

Info

Publication number
GB207223A
GB207223A GB2003722A GB2003722A GB207223A GB 207223 A GB207223 A GB 207223A GB 2003722 A GB2003722 A GB 2003722A GB 2003722 A GB2003722 A GB 2003722A GB 207223 A GB207223 A GB 207223A
Authority
GB
United Kingdom
Prior art keywords
bore
wells
recovering lost
holes
casing
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
GB2003722A
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.)
WILLIAM TRAVIS ARNETT
Original Assignee
WILLIAM TRAVIS ARNETT
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 WILLIAM TRAVIS ARNETT filed Critical WILLIAM TRAVIS ARNETT
Priority to GB2003722A priority Critical patent/GB207223A/en
Publication of GB207223A publication Critical patent/GB207223A/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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/18—Grappling tools, e.g. tongs or grabs gripping externally, e.g. overshot

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)
  • Centrifugal Separators (AREA)

Abstract

207,223. Arnett, W. T. July 21, 1922. No Patent granted (Sealing fee not paid). Bore-hole apparatus.- Means for recovering lost tools &c. from bore-holes and wells comprises a casing 1 adapted to be lowered into the bore-hole &c. by means of the drill tubes, rope &c., and having gripping members 3 arranged in inclined dove-tail grooves or the like and pressed downwardly by springs 6 preferably held by tail pieces 10, or tubes; some of the gripping members have horizontal serrations and others have vertical serrations, the former gripping the tool &c. on upward movement and the latter on rotary movement. A bell or flared mouthpiece may be fitted to the lower end of the casing to permit use of the apparatus in large bore-holes &c.
GB2003722A 1922-07-21 1922-07-21 Apparatus for recovering lost tools and the like from bore holes and wells Expired GB207223A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2003722A GB207223A (en) 1922-07-21 1922-07-21 Apparatus for recovering lost tools and the like from bore holes and wells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2003722A GB207223A (en) 1922-07-21 1922-07-21 Apparatus for recovering lost tools and the like from bore holes and wells

Publications (1)

Publication Number Publication Date
GB207223A true GB207223A (en) 1923-11-21

Family

ID=10139310

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2003722A Expired GB207223A (en) 1922-07-21 1922-07-21 Apparatus for recovering lost tools and the like from bore holes and wells

Country Status (1)

Country Link
GB (1) GB207223A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102151375A (en) * 2010-12-06 2011-08-17 董兰田 Towing rescue protection device
CN112696166A (en) * 2019-10-23 2021-04-23 中国石油化工股份有限公司 Fishing tool for underground falling objects

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102151375A (en) * 2010-12-06 2011-08-17 董兰田 Towing rescue protection device
CN102151375B (en) * 2010-12-06 2013-03-13 董兰田 Towing rescue protection device
CN112696166A (en) * 2019-10-23 2021-04-23 中国石油化工股份有限公司 Fishing tool for underground falling objects
CN112696166B (en) * 2019-10-23 2022-07-26 中国石油化工股份有限公司 Fishing tool for underground falling objects

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