Ross T. Gray

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Coraopolis, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of creping paper webs
- Patent number 6,562,194
- Issue date May 13, 2003
- Calgon Corporation
- Sammy L. Archer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Creping adhesive containing an admixture of PAE resins
- Patent number 6,277,242
- Issue date Aug 21, 2001
- Calgon Corporation
- Sammy L. Archer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for treating deink wastes using melamine aldehyde-type polymers
- Patent number 5,286,390
- Issue date Feb 15, 1994
- Calgon Corporation
- Ross T. Gray
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE