Lance N. Portman

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and methods for providing tubing into a subsea well
- Patent number 8,720,582
- Issue date May 13, 2014
- Baker Hughes Incorporated
- Lance Nigel Portman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Acid tunneling bottom hole assembly and method utilizing reversible...
- Patent number 8,205,672
- Issue date Jun 26, 2012
- Baker Hughes Incorporated
- John Gordon Misselbrook
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHODS FOR PROVIDING TUBING INTO A SUBSEA WELL
- Publication number 20110284234
- Publication date Nov 24, 2011
- BAKER HUGHES INCORPORATED
- Lance Nigel Portman
- E21 - EARTH DRILLING MINING
Information Patent Application
ACID TUNNELING BOTTOM HOLE ASSEMBLY AND METHOD UTILIZING REVERSIBLE...
- Publication number 20090114449
- Publication date May 7, 2009
- BJ Services Company
- John Gordon Misselbrook
- E21 - EARTH DRILLING MINING