Defoaming and air-water treating device
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United States of America Patent
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-
Dec 23, 2003
Grant Date -
N/A
app pub date -
May 7, 2002
filing date -
Nov 8, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An object of the present invention is to efficiently remove foam produced in water by the aeration. Further, another object of the present invention is to improve water and air. Said objects can be attained by providing a foam removing apparatus consisting of a core having a spiral groove on its surface and a cylinder in which said core is inserted, and an air-water treating apparatus consisting of an outer cylinder, an inner cylinder inserted in said outer cylinder, a block having gas permeability inserted in said inner cylinder, and a core inserted in said inner cylinder and disposed above said permeable block, to which block an air introducing pipe connecting from the outside, and on the surface of said core a spiral groove being formed.
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