The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 27, 1989
Filed:
Feb. 08, 1988
Applicant:
Inventors:
John F Dobrez, Flossmoor, IL (US);
David Ganbarg, Chicago, IL (US);
Assignee:
Dober Chemical Corporation, Midlothian, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210209 ; 252 73 ; 252388 ;
Abstract
In a method for manufacturing a circulating coolant system filter which includes assembling a filter medium and a filter canister into which a supplemental coolant additive can be placed to provide at least one beneficial property to the circulating coolant, the improvement comprising: automatically introducing the supplemental coolant additive into the filter canister in the form of a liquid-powdered solids slurry.