Oil separating method
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United States of America Patent
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-
Sep 22, 1998
Grant Date -
N/A
app pub date -
Dec 26, 1995
filing date -
Jul 27, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed is an oil separating method in which oil-contaminated water in a separation tank is mixed with air bubbles in a bubble-generating apparatus provided at the bottom of the separation tank to jet out said air-water mixture into the separation tank, wherein a surfactant and/or an antifoamer are(is) previously added to the oil-contaminated water.
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