Wellbore percussion adapter and tubular connection

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United States of America Patent

PATENT NO 9624725
SERIAL NO

14253510

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Abstract

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A percussion adapter that is driven to generate a percussive axial motion on a wellbore structure. One percussion adapter includes a drive connection to mechanically convert rotational drive to axially directed percussive motion. Another percussion adapter employs a valve that creates back pressure causing axially directed percussive motion. A wellbore tubular connection that transitions torque to resist back off when left hand or right hand torque is applied.

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Patent Owner(s)

Patent OwnerAddress
NOV WORLDWIDE C VNIJVERHEIDSWEG 45 AP ETTEN-LEUR 4879

International Classification(s)

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  • 2014 Application Filing Year
  • F16L Class
  • 1655 Applications Filed
  • 1375 Patents Issued To-Date
  • 83.09 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201420152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cote, Bradley R Calgary, CA 6 57

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Patent Citation Ranking

  • 3 Citation Count
  • F16L Class
  • 26.55 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2797104412311101 - 1011 - 2021 - 3031 - 4041 - 5081 - 9091 - 100050100150200250300350400450500550600650700750

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