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Albert Alexander Humphrey
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Individual
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Publication of GB190216908ApublicationCriticalpatent/GB190216908A/en
16,908. Humphrey, A. A. July 30. Compressing.-To enable air to be compressed by the fall of a column of liquid in places where the water supply is not abundant, an apparatus such as that shown is fitted with a pump d to raise the liquid so that it may be used continuously. A cup i prevents air from entering the liquid uptake b. A tank is placed at the head of the fall column a. The apparatus is designed to compress air for mines, being placed in the shaft. Other liquids than water may be used
GB190216908D1902-07-301902-07-30Improvements in Compressing Air
ExpiredGB190216908A
(en)
Improvements in or relating to Apparatus for Separating Lubricating-oil from Water for Purifying and Feeding or Redistributing Oil and for like purposes.