Donald L. Carr

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Amarillo, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Internal combustion engine with hydrogen producing device having wa...
- Patent number 4,458,634
- Issue date Jul 10, 1984
- Edwin R. Carr
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus and process for the recovery of oil
- Patent number 4,444,255
- Issue date Apr 24, 1984
- Lloyd Geoffrey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for producing hydrogen
- Patent number 4,233,132
- Issue date Nov 11, 1980
- Randall Carr
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR