William J. Mazzafro

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Schnecksville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for regenerating a monolith hydrogenation catalytic reactor
- Patent number 6,521,791
- Issue date Feb 18, 2003
- Air Products and Chemicals, Inc.
- Keith Allen Welp
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Weak acid process for producing dinitrotoluene
- Patent number 5,902,910
- Issue date May 11, 1999
- Air Products and Chemicals, Inc.
- William Joseph Mazzafro
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purification and concentration of sulfuric acid
- Patent number 5,275,701
- Issue date Jan 4, 1994
- Air Products and Chemicals, Inc.
- William J. Mazzafro
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for concentrating sulfuric acid in an evaporator
- Patent number 4,409,064
- Issue date Oct 11, 1983
- Air Products and Chemicals, Inc.
- Suresh M. Vora
- C01 - INORGANIC CHEMISTRY