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:
May. 06, 1997
Filed:
Aug. 01, 1995
Applicant:
Inventor:
Richard W Pacosz, Myrtle Beach, SC (US);
Assignee:
Recovery Systems, Inc., Myrtle Beach, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210799 ; 210168 ; 2104165 ;
Abstract
A tank (A) stores pre-filtered anti-freeze liquid received from a pre-filter (B) for removing hydrocarbons carried within a drain pan (C) positioned beneath a radiator in an automotive vehicle. The pre-filtered anti-freeze liquid is introduced into a cartridge filter having a closure provided by a removable plug (D) for introducing diatomaceous earth into one of a serially arranged set of filters.