Larry E. Guffee

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Integrated blending control system
- Patent number 4,850,750
- Issue date Jul 25, 1989
- Halliburton Company
- Randall B. Cogbill
- E21 - EARTH DRILLING MINING
Information Patent Grant
Transportable integrated blending system
- Patent number 4,715,721
- Issue date Dec 29, 1987
- Halliburton Company
- Lonnie R. Walker
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL