PH

Paul Howlett

SL Specialised Petroleum Services Group Limited: 3 patents #1 of 2Top 50%
SL Sps-Afos Group Limited: 2 patents #1 of 3Top 35%
Overall (2002): #5,406 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6497295 Torque limiting tool Mark Carmichael 2002-12-24
6453996 Apparatus incorporating jet pump for well head cleaning Mark Carmichael, George Telfer 2002-09-24
6454009 Apparatus and method for cleaning well risers Mark Carmichael 2002-09-24
6401813 Wellhead cleanup tool Mark Carmichael 2002-06-11
6347667 Well clean-up tool with improved cleaning member Mark Carmichael 2002-02-19
6343648 Down-hole tool with detachable cleaning pads Mark Carmichael 2002-02-05