W. Gregory Presley

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Spring, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Enhanced offset stabilization for eccentric reamers
- Patent number 6,739,416
- Issue date May 25, 2004
- Baker Hughes Incorporated
- W. Gregory Presley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reaming apparatus and method with enhanced structural protection
- Patent number 6,695,080
- Issue date Feb 24, 2004
- Baker Hughes Incorporated
- W. Gregory Presley
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Enhanced offset stabilization for eccentric reamers
- Publication number 20030173114
- Publication date Sep 18, 2003
- W. Gregory Presley
- E21 - EARTH DRILLING MINING
Information Patent Application
Reaming apparatus and method with enhanced structural protection
- Publication number 20020166703
- Publication date Nov 14, 2002
- W. Gregory Presley
- E21 - EARTH DRILLING MINING