William G. Harrison

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Wichita Falls, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Chemical stick storage and delivery system
- Patent number 6,269,875
- Issue date Aug 7, 2001
- The Harrison Investment Trust
- William G. Harrison
- E21 - EARTH DRILLING MINING
Information Patent Grant
Chemical stick storage and delivery system
- Patent number 6,044,905
- Issue date Apr 4, 2000
- The Harrison Investment Trust
- William G. Harrison
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for using soap as a soluable fluid loss additive in the hydr...
- Patent number 5,301,751
- Issue date Apr 12, 1994
- Charles J. Githens
- E21 - EARTH DRILLING MINING