Purification of oils containing solid matters in suspension

Details Purification of oils containing solid matters in suspension Purification of oils containing solid matters in suspension

1986-09-08

1988-03-29

Sever, Frank

Liquid purification or separation

Processes

Chemical treatment

210788, 210304, B01D 17038

Patent

active

047342072

ABSTRACT:
A process and apparatus for the purification of oils, such as perfluoropolyether oils or silicone oils or oils based on hydrocarbons, polluted by various impurities and in particular by solid matters in suspension, which solid matters can be filtered only with difficulty on conventional filters, comprising a filtration carried out by means of a filter of the tangential-flow type, wherein the pores of the filter element have a diameter below 0.4 micron.

REFERENCES:
patent: 4199443 (1980-04-01), Tauber
patent: 4251375 (1981-02-01), Pakki et al.
patent: 4426293 (1984-01-01), Mason et al.

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