James R. Gray

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Gray, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
Waste water treatment process and system with filtering media
- Patent number 6,187,183
- Issue date Feb 13, 2001
- Septitech, Inc.
- Lloyd Weaver
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Wastewater treatment system and method
- Publication number 20010045392
- Publication date Nov 29, 2001
- SeptiTech, Inc.
- James R. Gray
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE