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Thomas A. Rasmussen
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Moundsview, MN, US
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Patent Grant
Method and apparatus for aerating flowing water raceways
Patent number
4,659,485
Issue date
Apr 21, 1987
Aeras Water Resources, Inc.
Dominic S. Arbisi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE