David K. Stevens

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Stilwell, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for energy recovery from hydrogen sulfide
- Patent number 7,282,193
- Issue date Oct 16, 2007
- Black & Veatch Corporation
- Peter D. Clark
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing sulfur and hydrogen from a gaseous stream cont...
- Patent number 5,904,910
- Issue date May 18, 1999
- Black & Veatch Pritchard, Inc.
- David K. Stevens
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for energy recovery from hydrogen sulfide
- Publication number 20070025900
- Publication date Feb 1, 2007
- Peter D. Clark
- C01 - INORGANIC CHEMISTRY