John A. Coffman

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Ballston Spa, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for producing methanol
- Patent number 5,512,255
- Issue date Apr 30, 1996
- Wright-Malta Corporation
- John A. Coffman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing methanol
- Patent number 5,510,393
- Issue date Apr 23, 1996
- Wright-Malta Corporation
- John A. Coffman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Apparatus for producing methane-rich gas using a fixed kiln with ro...
- Patent number 5,507,846
- Issue date Apr 16, 1996
- Wright-Malta Corporation
- John A. Coffman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fixed kiln with rotor steam gasifier
- Patent number 4,597,772
- Issue date Jul 1, 1986
- Wright-Malta Corporation
- John A. Coffman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...