Paul F. DaSilva

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Markham, CA

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Patents Grantslast 30 patents

Information Patent Grant
Hybrid high rate anaerobic treatment apparatus
- Patent number 4,780,198
- Issue date Oct 25, 1988
- Gore & Storrie Ltd.
- George V. Crawford
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Hybrid high rate anaerobic treatment process
- Patent number 4,676,906
- Issue date Jun 30, 1987
- Gore & Storrie Limited
- George V. Crawford
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE