Ronald E. Ritter

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Columbia, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Catalytic cracking catalysts and additives
- Patent number 5,364,516
- Issue date Nov 15, 1994
- W. R. Grace & Co.-Conn.
- Ranjit Kumar
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalytic cracking catalysts and additives
- Patent number 5,248,642
- Issue date Sep 28, 1993
- W. R. Grace & Co.-Conn.
- Ranjit Kumar
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cracking catalyst/sulfur oxide gettering agent compositions
- Patent number 4,918,036
- Issue date Apr 17, 1990
- W. R. Grace & Co.-Conn.
- Leo A. Rheaume
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalytic cracking of hydrocarbons
- Patent number 4,390,416
- Issue date Jun 28, 1983
- W. R. Grace & Co.
- Ronald E. Ritter
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Addition of olefins to cat cracker feed to modify product selectivi...
- Patent number 4,146,465
- Issue date Mar 27, 1979
- W. R. Grace & Co.
- James J. Blazek
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...