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:
Mar. 20, 1979
Filed:
Feb. 22, 1977
Applicant:
Inventors:
Richard Swindells, Caledon, CA;
Maurice C Fredette, Mississauga, CA;
Assignee:
ERCO Industries Limited, Islington, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423478 ; 423479 ;
Abstract
The efficiency of a low total acid normality chlorine dioxide producing process in which a chlorate, a chloride and sulphuric acid are fed to a reaction medium in a single chambered generator-evaporator-crystallizer vessel is increased by the use of small quantities of methanol.