Randall B. Cogbill

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Ft. Smith, AR, US

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Patents Grantslast 30 patents

Information Patent Grant
Air preheater water jet cleaning apparatus
- Patent number 4,850,423
- Issue date Jul 25, 1989
- Halliburton Company
- John T. Allen
- F28 - HEAT EXCHANGE IN GENERAL
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