Daniel K. Durham

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Spring, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Water clarification using compositions containing a water clarifier...
- Patent number 5,302,296
- Issue date Apr 12, 1994
- Baker Hughes Incorporated
- Eric J. Evain
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Water clarification composition containing a water clarifier compon...
- Patent number 5,190,683
- Issue date Mar 2, 1993
- Baker Hughes Incorporated
- Eric J. Evain
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Additive for clarifying aqueous systems without production of uncon...
- Patent number 5,006,274
- Issue date Apr 9, 1991
- Baker Hughes Incorporated
- Daniel K. Durham
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and additive for clarifying aqueous systems without producti...
- Patent number 4,855,060
- Issue date Aug 8, 1989
- Baker Hughes Incorporated
- Daniel K. Durham
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE