John V. Edwards

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Rock Hill, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Repaired filtration elements for polymer manufacture
- Patent number 5,246,589
- Issue date Sep 21, 1993
- Wellman, Inc.
- Carl S. Nichols
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Repair of filtration elements for polymer manufacture
- Patent number 5,217,659
- Issue date Jun 8, 1993
- Wellman, Inc.
- Carl S. Nichols
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL