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:
Sep. 27, 1983
Filed:
Dec. 04, 1980
Applicant:
Inventor:
Jean C Childers, Charlotte, NC (US);
Assignee:
Chemed Corporation, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; C01B / ;
U.S. Cl.
CPC ...
25218621 ; 252 493 ; 252 99 ; 2521861 ; 25218628 ; 25218629 ; 2521863 ; 25218631 ; 252192 ;
Abstract
A composition for deodorizing and rejuvenating used metal working fluids comprising a compound which releases active oxygen, a compound which acts as an alkaline buffering agent and compound which provides an extreme pressure additive. Combinations of sodium perborate and sodium percarbonate are preferred. Additional sequestrants, buffering agents and extenders can also be employed.