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:
Feb. 14, 1995
Filed:
Aug. 31, 1993
Applicant:
Inventors:
John Daly, Mississauga, CA;
Ronald Oleka, Oakville, CA;
Assignee:
Grace Dearborn Inc., , CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210674 ; 210670 ; 210660 ; 521 26 ;
Abstract
High pressure boiler condensate returns are polished and softened with a macroreticular cation exchange resin, and the resin is regenerated with a readily ionizable organic acid salt of a relatively low volatility amine corrosion inhibitor.