Richard J. Sujdak

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Yardley, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Composition and process for treating metal surfaces
- Patent number 6,291,020
- Issue date Sep 18, 2001
- BetzDearborn Inc.
- Jeffrey I. Melzer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Methods for inhibiting the production of slime in aqueous systems
- Patent number 5,695,652
- Issue date Dec 9, 1997
- BetzDearborn Inc.
- Roy Hernandez-Mena
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods for inhibiting the production of slime in aqueous systems
- Patent number 5,611,939
- Issue date Mar 18, 1997
- BetzDearborn Inc.
- Roy Hernandez-Mena
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE