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Expired
Application number
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Samuel Henry Adams
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Individual
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Individual
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Publication of GB190100025ApublicationCriticalpatent/GB190100025A/en
25. Adams, S. H. Jan. 1. Sewage, treating; bacteriological processes.-Consists in the use of a higher and a lower filter bed, having between them an automatic flush tank b which receives the liquid from the higher filter bed and discharges it on to the lower. Siphon discharge is preferably used in the tank b and in the filter beds.
GB190100025D1901-01-011901-01-01Improvements relating to Filter Beds
ExpiredGB190100025A
(en)