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David H. Bolton
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Linthorpe, GB
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last 30 patents
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Patent Grant
Method and apparatus for the treatment of wastewater
Patent number
4,338,197
Issue date
Jul 6, 1982
Imperial Chemical Industries Limited
David H. Bolton
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Treatment of wastewater
Patent number
4,297,217
Issue date
Oct 27, 1981
Imperial Chemical Industries Limited
David A. Hines
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE