Ogden A. Clemens

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Downers Grove, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Two stage wastewater flotation
- Patent number 4,214,987
- Issue date Jul 29, 1980
- Dravo Corporation
- Ogden A. Clemens
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE