Graesser Contactors Limited

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London, GB

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Patents Grantslast 30 patents

Information Patent Grant
Means for continuous digestion of organic matter
- Patent number 5,637,219
- Issue date Jun 10, 1997
- Graesser Contactors Limited
- Lee F. Robinson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE