TREA

with a radially-retracting cutter rotating outside the pipe

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Industry

  • CPC
  • E21B29/007
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B29/00Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells

Current Industry

E21B29/007with a radially-retracting cutter rotating outside the pipe
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Waterjet cutting tool
    • Patent number 10,875,209
    • Issue date Dec 29, 2020
    • NUWAVE INDUSTRIES INC.
    • Kade Demuth
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Tubular stabbing guide
    • Patent number 10,619,431
    • Issue date Apr 14, 2020
    • WEATHERFORD UK LIMITED
    • Svein Egil Vestersjo
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mobile offshore drilling unit, a method of using such a unit and a...
    • Patent number 10,450,802
    • Issue date Oct 22, 2019
    • MAERSK DRILLING A/S.
    • Michael Kannegaard
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mobile offshore drilling unit, a method of using such a unit and a...
    • Patent number 10,227,824
    • Issue date Mar 12, 2019
    • MAERSK DRILLING A/S
    • Michael Kannegaard
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Oil well improvement system—intrusion detection and respose subsystem
    • Patent number 9,797,994
    • Issue date Oct 24, 2017
    • Joe Spacek
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Oil well improvement system—well monitor and control subsystem
    • Patent number 9,772,608
    • Issue date Sep 26, 2017
    • Joe Spacek
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Water pump pipe cut-off tool
    • Patent number 9,500,059
    • Issue date Nov 22, 2016
    • Geryl W. Taylor
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method of cutting target members using a cutting saw device
    • Patent number 9,145,749
    • Issue date Sep 29, 2015
    • Tetra Technologies, Inc.
    • Galen R. Clark
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Oil well improvement system
    • Patent number 9,085,950
    • Issue date Jul 21, 2015
    • Joe Spacek
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Cutting tool
    • Patent number 8,881,817
    • Issue date Nov 11, 2014
    • Smith International, Inc.
    • Malcolm Perschke
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellbore machining device
    • Patent number 8,800,654
    • Issue date Aug 12, 2014
    • Statoil Petroleum AS
    • Steinar Wasa Tverlid
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Subsea drilling
    • Patent number 8,590,634
    • Issue date Nov 26, 2013
    • Geoprober Drilling Limited
    • Anthony S. Bamford
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method of cutting target members using a cutting saw device
    • Patent number 8,465,227
    • Issue date Jun 18, 2013
    • Tetra Technologies, Inc.
    • Galen R. Clark
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of cutting target members using a cutting saw device
    • Patent number 8,109,693
    • Issue date Feb 7, 2012
    • Tetra Technologies, Inc.
    • Galen R. Clark, II
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of cutting target members using a cutting saw device
    • Patent number 7,922,424
    • Issue date Apr 12, 2011
    • Tetra Technologies, Inc.
    • Galen R. Clark, II
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Subsea drilling
    • Patent number 7,819,204
    • Issue date Oct 26, 2010
    • Geoprober Drilling Limited
    • Anthony S. Bamford
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Overshot cutter with flexible release cage
    • Patent number 4,099,561
    • Issue date Jul 11, 1978
    • Wilson Industries, Inc.
    • Paul M. Nelson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3080241
    • Patent number 3,080,241
    • Issue date Mar 5, 1963
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2481831
    • Patent number 2,481,831
    • Issue date Sep 13, 1949
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2462230
    • Patent number 2,462,230
    • Issue date Feb 22, 1949
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2418278
    • Patent number 2,418,278
    • Issue date Apr 1, 1947
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2325104
    • Patent number 2,325,104
    • Issue date Jul 27, 1943
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2303647
    • Patent number 2,303,647
    • Issue date Dec 1, 1942
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2299063
    • Patent number 2,299,063
    • Issue date Oct 13, 1942
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2290000
    • Patent number 2,290,000
    • Issue date Jul 14, 1942
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2277580
    • Patent number 2,277,580
    • Issue date Mar 24, 1942
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2223984
    • Patent number 2,223,984
    • Issue date Dec 3, 1940
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2213049
    • Patent number 2,213,049
    • Issue date Aug 27, 1940
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2202985
    • Patent number 2,202,985
    • Issue date Jun 4, 1940
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2175622
    • Patent number 2,175,622
    • Issue date Oct 10, 1939
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    WELL INTERVENTION TOOL AND METHOD FOR CLEARING TUBES AND LINES
    • Publication number 20250043646
    • Publication date Feb 6, 2025
    • Henning Hansen
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    EXTERNAL INTERVENTION DOWNHOLE DRILLING AND WORKOVER TOOL
    • Publication number 20240200418
    • Publication date Jun 20, 2024
    • Saudi Arabian Oil Company
    • Mohammed Ali MADAN
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MOBILE OFFSHORE DRILLING UNIT, A METHOD OF USING SUCH A UNIT AND A...
    • Publication number 20190169936
    • Publication date Jun 6, 2019
    • MAERSK DRILLING A/S
    • Michael KANNEGAARD
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WATERJET CUTTING TOOL
    • Publication number 20180361610
    • Publication date Dec 20, 2018
    • NUWAVE INDUSTRIES INC.
    • Kade DEMUTH
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    OIL WELL IMPROVEMENT SYSTEM
    • Publication number 20120241160
    • Publication date Sep 27, 2012
    • Joe Spacek
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WELLBORE MACHINING DEVICE
    • Publication number 20120029702
    • Publication date Feb 2, 2012
    • STATOIL ASA
    • Steinar Wasa Tverlid
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20110290487
    • Publication date Dec 1, 2011
    • Smith International, Inc.
    • Malcolm Perschke
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    EMBEDDED MULTI-STRING WELL HEAD SHEAR
    • Publication number 20110088911
    • Publication date Apr 21, 2011
    • INTERMOOR, INC.
    • Charles Brent Boyce
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SUBSEA DRILLING
    • Publication number 20110056696
    • Publication date Mar 10, 2011
    • Geoprober Drilling Limited
    • Anthony S. BAMFORD
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    METHOD OF CUTTING TARGET MEMBERS USING A CUTTING SAW DEVICE
    • Publication number 20090314149
    • Publication date Dec 24, 2009
    • TETRA TECHNOLOGIES, INC.
    • Galen R. Clark, II
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Subsea Drilling
    • Publication number 20080121429
    • Publication date May 29, 2008
    • Anthony S. Bamford
    • E21 - EARTH DRILLING MINING