Betty Ann Curtis

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Waukesha, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Conditioning system for activated sludge wastewater treatment proce...
- Patent number 7,993,522
- Issue date Aug 9, 2011
- Siemens Industry, Inc.
- Betty-Ann Curtis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Orbital wastewater treatment system with combined surface aerator a...
- Patent number 7,186,332
- Issue date Mar 6, 2007
- GL&V Management, Hungary KFT
- Betty Ann Curtis
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Conditioning System for Activated Sludge Wastewater Treatment Proce...
- Publication number 20090078646
- Publication date Mar 26, 2009
- Betty-Ann Curtis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Orbital wastewater treatment system with combined surface aerator a...
- Publication number 20050242015
- Publication date Nov 3, 2005
- GL&V MANAGEMENT HUNGARY KFT.
- Betty Ann Curtis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...