Donald Bruce Campo

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Richmond, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and methods for drilling and lining a wellbore
- Patent number 7,823,659
- Issue date Nov 2, 2010
- Enventure Global Technology, LLC
- Darrell Scott Costa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expander for expanding a tubular element
- Patent number 7,140,428
- Issue date Nov 28, 2006
- Shell Oil Company
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expander for expanding a tubular element
- Patent number 7,131,498
- Issue date Nov 7, 2006
- Shell Oil Company
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expander for expanding a tubular element
- Patent number 7,117,940
- Issue date Oct 10, 2006
- Shell Oil Company
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
MODIFYING EXPANSION FORCES BY ADDING COMPRESSION
- Publication number 20110253394
- Publication date Oct 20, 2011
- Mark Wilson Anderson
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Methods for Drilling and Lining a Wellbore
- Publication number 20090014172
- Publication date Jan 15, 2009
- Enventure Global Technology, LLC
- Darrell Scott Costa
- E21 - EARTH DRILLING MINING
Information Patent Application
RADIAL EXPANSION OF A WELLBORE CASING AGAINST A FORMATION
- Publication number 20080142213
- Publication date Jun 19, 2008
- Enventure Global Technology, LLC
- Darrell Scott Costa
- E21 - EARTH DRILLING MINING
Information Patent Application
Expander for expanding a tubular element
- Publication number 20050194152
- Publication date Sep 8, 2005
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING
Information Patent Application
Expander for expanding a tubular element
- Publication number 20050194127
- Publication date Sep 8, 2005
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING
Information Patent Application
Expander for expanding a tubular element
- Publication number 20050194129
- Publication date Sep 8, 2005
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING
Information Patent Application
Expander for expanding a tubular element
- Publication number 20050194128
- Publication date Sep 8, 2005
- Donald Bruce Campo
- E21 - EARTH DRILLING MINING