William W. Cottrell

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Solids removal system and method
- Patent number 9,751,790
- Issue date Sep 5, 2017
- 1612017 Alberta Ltd.
- Derald L. McCabe
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
SOLIDS REMOVAL SYSTEM AND METHOD
- Publication number 20160075583
- Publication date Mar 17, 2016
- 1612017 ALBERTA LTD.
- Derald L. McCabe
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
SOLIDS REMOVAL SYSTEM AND METHOD
- Publication number 20130126448
- Publication date May 23, 2013
- 1612017 ALBERTA LTD.
- Derald L. McCabe
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL