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Christian Clauson-Kaas
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23,146. Kaas, C. Clauson-. Nov. 15, A.D. 1902, [date applied for under Patents Act, AD 1901]. Grant of Patent refused. Sewage, treating; bacteriological processes.-The overflow from the septic tank 1 passes slowly and continuously into a collecting-tank 4, which is periodically discharged by a siphon 5 into the first of a series of filters 6, 7, 8, 9, 10, arranged side by side and having a joint capacity equal to that of the collecting-tank. These filters are of increasing depth, and the liquid flows from one to the other through siphons 11. From the last filter, which contains the finest material, the liquid is discharged through a siphon 12 provided with a regulating-cock 13.
GB190323146D1902-11-151903-10-26An Arrangement of Filters for the Purification of Sewage Water from Septic Tanks.
ExpiredGB190323146A
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