Continuous method for increasing the Q. I. concentration of liquid tar while concurrently producing a Q. I. free tar
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United States of America Patent
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Jul 9, 1996
Grant Date -
N/A
app pub date -
Nov 17, 1994
filing date -
Nov 17, 1994
priority date (Note) -
Expired
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Abstract
Continuous method for treating a liquid tar containing Q.I. solids to provide a liquid tar product having increased Q.I. concentration and, concurrently, a Q.I. free liquid tar product. The method utilizes cross-flow filter membranes.
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