John V. Walsh

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Glendora, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Water treatment using fine particle super magnets
- Patent number 4,836,932
- Issue date Jun 6, 1989
- Micro Magnetics, Inc.
- John V. Walsh
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and system for the removal of oxides of nitrogen and sulfur...
- Patent number 4,713,152
- Issue date Dec 15, 1987
- VSM Associates, Inc.
- John V. Walsh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Pressure letdown method and device for coal conversion systems
- Patent number 4,418,722
- Issue date Dec 6, 1983
- The United States of America as represented by the administrator of the Natio...
- James M. Kendall
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL