Perry L. Schafer

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Sacramento, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for treating raw sludge including a simultaneous or pulsed a...
- Patent number 7,833,415
- Issue date Nov 16, 2010
- D.C. Water & Sewer Authority
- Sudhir N. Murthy
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Biosolids flow-through thermophilic treatment process
- Patent number 6,908,555
- Issue date Jun 21, 2005
- Columbus Water Works
- Clifford J. Arnett
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method using a simultaneous, sequential or pulsed aer...
- Publication number 20070102353
- Publication date May 10, 2007
- Sudhir N. Murthy
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Biosolids flow-through thermophilic treatment process
- Publication number 20040011718
- Publication date Jan 22, 2004
- Columbus Water Works
- Clifford J. Arnett
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...