James R. Johnson

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Springfield, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for heat induced separation of hydrocarbon constituents f...
- Patent number 4,473,441
- Issue date Sep 25, 1984
- Carbon Dynamics, Inc.
- MacDonald Pine
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...