GB189312265A - An Improved System for the Purification and Filtration of Sewage, Foul Water from Sewers, Manufactories, and other Sources.
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An Improved System for the Purification and Filtration of Sewage, Foul Water from Sewers, Manufactories, and other Sources.
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George Bell Sharples
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Individual
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Individual
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GB189312265D1893-06-221893-06-22An Improved System for the Purification and Filtration of Sewage, Foul Water from Sewers, Manufactories, and other Sources.
ExpiredGB189312265A
(en)
Improvements in the Construction of Tanks for the Subsidence of the Precipitate or Sludge Resulting from the Chemical Treatment of Sewage or other Foul Waters.
An Apparatus for Purifying, Disinfecting, and Deodorizing the Contents of Sewers, Drains, Cesspools, and other analogous Places Requiring to be Disinfected.