Ralph James Wagner

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Tonawanda, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for sparging gas into liquid
- Patent number 4,066,722
- Issue date Jan 3, 1978
- Union Carbide Corporation
- John Joseph Pietruszewski
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE