John James Scholten

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Ames, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of simultaneous air-water wash of multiple-media filters
- Patent number 4,322,299
- Issue date Mar 30, 1982
- General Filter Company
- John J. Scholten
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Baffle and wash trough assembly for granular-media filters
- Patent number 4,076,625
- Issue date Feb 28, 1978
- General Filter Company
- John James Scholten
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL