Robert W. Andrews

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Toms River, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid cracking catalyst and method of making same from waste cataly...
- Patent number 4,699,893
- Issue date Oct 13, 1987
- Engelhard Corporation
- Robert W. Andrews
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fluid cracking catalyst and method of making same from waste cataly...
- Patent number 4,581,340
- Issue date Apr 8, 1986
- Engelhard Corporation
- Francis L. Himpsl
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cracking catalyst and manufacture thereof
- Patent number 4,520,119
- Issue date May 28, 1985
- Engelhard Corporation
- Robert W. Andrews
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL