Richard Porteous

Follow

Person

Tipperty Ellon, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Tool and method for providing access to a wellhead annulus
- Patent number 8,403,039
- Issue date Mar 26, 2013
- Vetco Gray Inc.
- James J. Howell
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Varying access points for tubing and casing monitoring and casing a...
- Patent number 8,191,622
- Issue date Jun 5, 2012
- Vetco Gray Inc.
- David D. Comeaux
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
TOOL AND METHOD FOR PROVIDING ACCESS TO A WELLHEAD ANNULUS
- Publication number 20110278007
- Publication date Nov 17, 2011
- Vetco Gray Inc.
- James J. Howell
- E21 - EARTH DRILLING MINING
Information Patent Application
Varying Access Points for Tubing and Casing Monitoring and Casing A...
- Publication number 20090288832
- Publication date Nov 26, 2009
- Vetco Gray Inc.
- David D. Comeaux
- E21 - EARTH DRILLING MINING