Douglas J. Prideaux

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Eden Prarie, MN, US

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Patents Applicationslast 30 patents

Information Patent Application
METHODS AND APPARATUS FOR CONTROLLING WATER HARDNESS
- Publication number 20160137538
- Publication date May 19, 2016
- ECOLAB USA INC.
- Lee J. Monsrud
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
CATALYTIC WATER TREATMENT METHOD AND APPARATUS
- Publication number 20100263688
- Publication date Oct 21, 2010
- ECOLAB USA INC.
- Lee J. Monsrud
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHODS AND APPARATUS FOR CONTROLLING WATER HARDNESS
- Publication number 20100263689
- Publication date Oct 21, 2010
- ECOLAB USA INC.
- Lee J. Monsrud
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE