P

Inventor

GRAVOUIA MARK F

US14 patents
⚠️ This page may combine multiple inventors who share the name “GRAVOUIA MARK F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WEATHERFORD LAMB

5 patents
US7836946B2Nov 23, 2010

Rotating control head radial seal protection and leak detection systems

WEATHERFORD LAMB66 citations98
US7779903B2Aug 24, 2010

Solid rubber packer for a rotating control device

WEATHERFORD LAMB52 citations98
US8353337B2Jan 15, 2013

Method for cooling a rotating control head

WEATHERFORD LAMB16 citations92
US7926560B2Apr 19, 2011

Solid rubber packer for a rotating control device

WEATHERFORD LAMB24 citations92
US8714240B2May 6, 2014

Method for cooling a rotating control device

WEATHERFORD LAMB6 citations84

MCGRAW HARRY

2 patents
US8333211B2Dec 18, 2012

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

MCGRAW HARRY25 citations93
US8622078B2Jan 7, 2014

Apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

MCGRAW HARRY2 citations71

EPIC APPLIED TECH LLC

2 patents
US10851605B2Dec 1, 2020

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

EPIC APPLIED TECH LLC3 citations82
US10253587B2Apr 9, 2019

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

EPIC APPLIED TECH LLC1 citations71

TETRA APPLIED TECHNOLOGIES LLC

2 patents
US9194525B2Nov 24, 2015

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

TETRA APPLIED TECHNOLOGIES LLC5 citations81
US8707979B2Apr 29, 2014

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

TETRA APPLIED TECHNOLOGIES LLC5 citations81

(unassigned)

1 patent
US6446524B1Sep 10, 2002

Ring gear supporting idler gear

27 citations92

AES EOT EQUIPMENT HOLDINGS LLC

1 patent
US11473384B2Oct 18, 2022

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

AES EOT EQUIPMENT HOLDINGS LLC2 citations80

TETRA APPLIED TECH LLC

1 patent
US9851038B2Dec 26, 2017

Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

TETRA APPLIED TECH LLC2 citations80