Michael W. Grosskopf

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Carrollton, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for dissolved air flotation with aeration
- Patent number 5,492,630
- Issue date Feb 20, 1996
- Darling International, Inc.
- Mel Roshanravan
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for dissolved air flotation with aeration
- Patent number 5,151,177
- Issue date Sep 29, 1992
- Darling-Delaware Company, Inc.
- Mel Roshanravan
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE