Process for removing contaminants from cooling lubricants

Details Process for removing contaminants from cooling lubricants Process for removing contaminants from cooling lubricants

1998-06-26

2000-08-08

Warden, Jill

Liquid purification or separation

Serially connected distinct treating with or without storage...

With by-pass

196 461, 196 98, 210787, 210175, 210259, B01D 2100

Patent

active

060997273

ABSTRACT:
A method for separating impurities from cooling lubricants, in particular oil or oil emulsions, in which the cooling lubricant first is warmed to decrease the viscosity; then it is centrifuged in a centrifuge, after which the cleaned cooling lubricant passes to a cooling system in which it is adjusted back to normal temperature or to the required viscosity.

REFERENCES:
patent: 4938876 (1990-07-01), Ohsol
patent: 5269906 (1993-12-01), Reynolds et al.

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