Semipermeable membrane elements
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United States of America Patent
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-
Feb 19, 1985
Issued Date -
N/A
app pub date -
Dec 24, 1981
filing date -
Feb 15, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A semipermeable membrane element of the type incorporating a flat semipermeable membrane and useful as an artificial kidney. A wave-shaped spacer is provided in intimate contact with the active side of the membrane and forms a multiplicity of parallel channels between the membrane and the spacer for passing a feed liquid therethrough. The parallel channels give a maximum clearance of 35 to 500 microns and 0.6 to 10 mm in width.
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