Raul E. Lema

Follow

Person

The Woodlands, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Shirttails for reducing damaging effects of cuttings
- Patent number 7,350,600
- Issue date Apr 1, 2008
- Baker Hughes Incorporated
- Christopher C. Beuershausen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shirttails for reducing damaging effects of cuttings
- Patent number 7,182,162
- Issue date Feb 27, 2007
- Baker Hughes Incorporated
- Christopher C. Beuershausen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Compact for earth boring bit with asymmetrical flanks and shoulders
- Patent number 7,152,703
- Issue date Dec 26, 2006
- Baker Hughes Incorporated
- Matthew J. Meiners
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Shirttails for reducing damaging effects of cuttings
- Publication number 20060283638
- Publication date Dec 21, 2006
- Christopher C. Beuershausen
- E21 - EARTH DRILLING MINING
Information Patent Application
Shirttails for reducing damaging effects of cuttings
- Publication number 20060021800
- Publication date Feb 2, 2006
- Christopher C. Beuershausen
- E21 - EARTH DRILLING MINING
Information Patent Application
Compact for earth boring bit with asymmetrical flanks and shoulders
- Publication number 20050263327
- Publication date Dec 1, 2005
- Matthew J. Meiners
- E21 - EARTH DRILLING MINING