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:
Jan. 13, 2004
Filed:
Nov. 28, 2001
Applicant:
Inventors:
Barry K. Speronello, Montgomery Township, NJ (US);
Appadurai Thangaraj, Colonia, NJ (US);
Xiaolin Yang, Edison, NJ (US);
Assignee:
Engelhard Corporation, Iselin, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62D 3/00 ; C01B 1/102 ;
U.S. Cl.
CPC ...
A62D 3/00 ; C01B 1/102 ;
Abstract
Method, composition and system for generating chlorine dioxide gas in a controlled release manner by combining at least one metal chlorite and a dry solid hydrophilic material that reacts with the metal chlorite in the presence of water vapor, but does not react with the metal chlorite in the substantial absence of liquid water or water vapor to produce chlorine dioxide gas in a sustained amount of from about 0.001 to 1,000 ppm.