John R. Walton

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Ottawa, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Composition and method for sulfide control
- Patent number 5,336,431
- Issue date Aug 9, 1994
- Carus Corporation
- Bruce E. Richards
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Composition and method for sulfide control
- Patent number 5,200,092
- Issue date Apr 6, 1993
- Carus Corporation
- Bruce E. Richards
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE