Douglas P. Seams

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
System and method for enhancing permeability of a subterranean zone...
- Patent number 7,419,223
- Issue date Sep 2, 2008
- CDX Gas, LLC
- Douglas P. Seams
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for extraction of resources from a subterranean w...
- Patent number 7,163,063
- Issue date Jan 16, 2007
- CDX Gas, LLC
- Douglas P. Seams
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR ENHANCING PERMEABILITY OF A SUBTERRANEAN ZONE...
- Publication number 20080185149
- Publication date Aug 7, 2008
- CDX GAS, LLC, a Dallas corporation
- Douglas P. Seams
- E21 - EARTH DRILLING MINING
Information Patent Application
Cavity well system
- Publication number 20060266521
- Publication date Nov 30, 2006
- Christopher A. Pratt
- E21 - EARTH DRILLING MINING
Information Patent Application
Well bore cleaning
- Publication number 20060201714
- Publication date Sep 14, 2006
- Douglas P. Seams
- E21 - EARTH DRILLING MINING
Information Patent Application
Drilling normally to sub-normally pressured formations
- Publication number 20060201715
- Publication date Sep 14, 2006
- Douglas P. Seams
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and system for producing a reservoir through a boundary layer
- Publication number 20060131025
- Publication date Jun 22, 2006
- Douglas P. Seams
- E21 - EARTH DRILLING MINING
Information Patent Application
System and method for enhancing permeability of a subterranean zone...
- Publication number 20050183859
- Publication date Aug 25, 2005
- Douglas P. Seams
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and system for extraction of resources from a subterranean w...
- Publication number 20050109505
- Publication date May 26, 2005
- CDX Gas, LLC
- Douglas P. Seams
- E21 - EARTH DRILLING MINING