TREA

Paul David Howlett

Follow

Person

  • Aberdeen, GB
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Downhole swivel tool
    • Patent number 11,401,764
    • Issue date Aug 2, 2022
    • Sudelac Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Head apparatus
    • Patent number 11,401,769
    • Issue date Aug 2, 2022
    • Sudelac Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drill pipe tubing and casing protector
    • Patent number 9,115,546
    • Issue date Aug 25, 2015
    • Tercel IP Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus and method for testing float equipment
    • Patent number 8,661,877
    • Issue date Mar 4, 2014
    • Sudelac Limited
    • Paul Howlett
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Downhole swivel sub
    • Patent number 8,511,392
    • Issue date Aug 20, 2013
    • Tercel Oilfield Products UK Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Shoe for wellbore lining tubing
    • Patent number 8,342,251
    • Issue date Jan 1, 2013
    • Tercel Oilfield Products UK Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole swivel sub
    • Patent number 8,191,639
    • Issue date Jun 5, 2012
    • Tercel Oilfield Products UK Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Shoe for wellbore lining tubing
    • Patent number 7,866,391
    • Issue date Jan 11, 2011
    • Caledus Limited
    • Michael Wardley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellhead seal unit
    • Patent number 7,757,771
    • Issue date Jul 20, 2010
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellhead seal unit
    • Patent number 7,740,073
    • Issue date Jun 22, 2010
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hanging apparatus and method
    • Patent number 7,686,089
    • Issue date Mar 30, 2010
    • Caledus Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellhead seal unit
    • Patent number 7,413,023
    • Issue date Aug 19, 2008
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole tool with actuable barrier
    • Patent number 7,322,408
    • Issue date Jan 29, 2008
    • Specialised Petroleum Services Group Ltd.
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Disengageable downhole tool
    • Patent number 7,237,617
    • Issue date Jul 3, 2007
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Safety mechanism for weight-set downhole tool
    • Patent number 7,228,910
    • Issue date Jun 12, 2007
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Disengagable burr mill
    • Patent number 7,191,835
    • Issue date Mar 20, 2007
    • Specialised Petroleum Services Group Ltd.
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole weight bearing apparatus and method
    • Patent number 7,152,686
    • Issue date Dec 26, 2006
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Combined milling and scraping tool
    • Patent number 7,096,950
    • Issue date Aug 29, 2006
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole circulation valve operated by dropping balls
    • Patent number 7,055,605
    • Issue date Jun 6, 2006
    • Specialised Petroleum Services Group Ltd.
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Compression set packer and method of use
    • Patent number 6,896,064
    • Issue date May 24, 2005
    • Specialised Petroleum Services Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Magnetic well cleaning apparatus
    • Patent number 6,655,462
    • Issue date Dec 2, 2003
    • SPS-AFOS International Limited
    • Mark Carmichael
    • B08 - CLEANING
  • Information Patent Grant

    Downhole fluid sampler
    • Patent number 6,609,569
    • Issue date Aug 26, 2003
    • SPS-AFOS Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole cleaning tool with shear clutch
    • Patent number 6,530,429
    • Issue date Mar 11, 2003
    • SPS-AFOS Group Limited
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Torque limiting tool
    • Patent number 6,497,295
    • Issue date Dec 24, 2002
    • Specialised Petroleum Services Limited
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus incorporating jet pump for well head cleaning
    • Patent number 6,453,996
    • Issue date Sep 24, 2002
    • SPS-AFOS Group Limited
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus and method for cleaning well risers
    • Patent number 6,454,009
    • Issue date Sep 24, 2002
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellhead cleanup tool
    • Patent number 6,401,813
    • Issue date Jun 11, 2002
    • SPS-AFOS Group Limited
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well clean-up tool with improved cleaning member
    • Patent number 6,347,667
    • Issue date Feb 19, 2002
    • Specialized Petroleum Services Ltd.
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Down-hole tool with detachable cleaning pads
    • Patent number 6,343,648
    • Issue date Feb 5, 2002
    • Specialised Petroleum Services Limited
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus and method for inflating packers in a drilling well
    • Patent number 6,302,214
    • Issue date Oct 16, 2001
    • Specialised Petroleum Services Limited
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Downhole Swivel Tool
    • Publication number 20200141202
    • Publication date May 7, 2020
    • Sudelac Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Head Apparatus
    • Publication number 20190368302
    • Publication date Dec 5, 2019
    • Sudelac Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    APPARATUS AND METHOD FOR TESTING FLOAT EQUIPMENT
    • Publication number 20120285222
    • Publication date Nov 15, 2012
    • SUDELAC LIMITED
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DOWNHOLE SWIVEL SUB
    • Publication number 20120234559
    • Publication date Sep 20, 2012
    • TERCEL OILFIELD PRODUCTS UK LIMITED
    • Paul HOWLETT
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Drill Pipe Tubing and Casing Protector
    • Publication number 20120125689
    • Publication date May 24, 2012
    • CALEDUS LIMITED
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FISHING TOOL
    • Publication number 20100270018
    • Publication date Oct 28, 2010
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SHOE FOR WELLBORE LINING TUBING
    • Publication number 20100065281
    • Publication date Mar 18, 2010
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Downhole Swivel Sub
    • Publication number 20080236841
    • Publication date Oct 2, 2008
    • CALEDUS LIMITED
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Shoe for Wellbore Iining Tubing
    • Publication number 20080196903
    • Publication date Aug 21, 2008
    • CALEDUS LIMITED
    • Michael Wardley
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Hanging Apparatus And Method
    • Publication number 20080110641
    • Publication date May 15, 2008
    • Caledus Limited
    • Paul Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Wellhead seal unit
    • Publication number 20080060815
    • Publication date Mar 13, 2008
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Wellhead seal unit
    • Publication number 20080060816
    • Publication date Mar 13, 2008
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Downhole tool with actuable barrier
    • Publication number 20060169463
    • Publication date Aug 3, 2006
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Wellhead seal unit
    • Publication number 20050115715
    • Publication date Jun 2, 2005
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Disengageable downhole tool
    • Publication number 20050103501
    • Publication date May 19, 2005
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Safety mechanism for weight-set downhole tool
    • Publication number 20050045338
    • Publication date Mar 3, 2005
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Specialised petroleum services group limited
    • Publication number 20050028982
    • Publication date Feb 10, 2005
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Downhole weight bearing apparatus and method
    • Publication number 20040154807
    • Publication date Aug 12, 2004
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Downhole circulation valve operated by dropping balls
    • Publication number 20040099447
    • Publication date May 27, 2004
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Combined milling and scraping tool
    • Publication number 20040011528
    • Publication date Jan 22, 2004
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Compression set packer
    • Publication number 20030132007
    • Publication date Jul 17, 2003
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Downhole fluid sampler
    • Publication number 20020043371
    • Publication date Apr 18, 2002
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Downhole cleaning tool with shear clutch
    • Publication number 20010022223
    • Publication date Sep 20, 2001
    • Paul David Howlett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Apparatus and method for cleaning well risers
    • Publication number 20010018976
    • Publication date Sep 6, 2001
    • Mark Carmichael
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Liner setting tool
    • Publication number 20010017210
    • Publication date Aug 30, 2001
    • Paul Howlett
    • E21 - EARTH DRILLING MINING