Robert L. Klopfenstein

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Jacksonville, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Distillation device for purifying liquid mixtures
- Patent number 5,271,810
- Issue date Dec 21, 1993
- Environmental Solvents Corporation
- Gene E. Keyser
- B08 - CLEANING
Information Patent Grant
High-efficiency, low-emissions cleaning method and apparatus
- Patent number 5,156,173
- Issue date Oct 20, 1992
- Envirosolv
- Gene E. Keyser
- B08 - CLEANING