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Thomas Tresidder
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Individual
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Individual
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12,246. Tresidder, T. June 5. Pocket filters.-A filter comprises a chamber b with an inner porous stone cylinder a, both screwing on to a tapered end piece c and closed at the top by a cap d with flange e. The water enters through the slide valve g and filters outwards under the pressure of a plunger f. The chamber b has a valve h.
GB190812246D1908-06-051908-06-05A New or Improved Pocket Filter.
ExpiredGB190812246A
(en)
New device allowing the use of compressed gas capsules to obtain the pressure necessary for the flow of beer from the barrel, and its combination with taps or draft cinnamon