Solvent extraction process for treatment of oily substrates
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 15, 1994
Issued Date -
N/A
app pub date -
Jul 2, 1992
filing date -
Dec 22, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention is directed to a process for treating an oily substrate, including a mixture comprising water and oily material or a mixture comprising water, solids and oily material as components, and wherein such treatment comprises contacting the oily substrate with a solvent for the oily material, a comminuting surfactant, and a flocculant, wherein said solvent for said oily material ranges in solubility in water from sparingly soluble to substantially water insoluble, to produce at least one phase differentiating interface and to thereby render one or more components of said oily substrate separable.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully