Nicholas D. Smith

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West Yorkshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Treatment of inorganic particles with polymer
- Patent number 4,867,613
- Issue date Sep 19, 1989
- Allied Colloids, Ltd.
- Gloria McLeod
- E21 - EARTH DRILLING MINING
Information Patent Grant
Products and processes for the flocculation of aqueous suspensions
- Patent number 4,820,424
- Issue date Apr 11, 1989
- Allied Colloids Ltd.
- John R. Field
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE