B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
182/122, 51/17
B01D 39/08 (2006.01) B24B 55/02 (2006.01)
Patent
CA 1119104
ABSTRACT OF THE DISCLOSURE A process for separating fine particles entrained in the liquid coolant of lens generating or edging device comprising passing the contaminated coolant through a filter medium made of a non-woven fabric comprising synthetic filaments having a denier of from about 3.5 to about 5.0; the fabric having density of from about 0.3 to 2.0 oz. per square yard, the reduction in liquid coolant flow rate caused by the filter medium being less than about 1.0%. The present invention is effective in removing about 97% to 99% of particles having a size of about 5 microns or larger.
308797
Allen Eddy
Marks & Clerk
LandOfFree
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