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. 09, 1980
Filed:
Jun. 28, 1978
Applicant:
Inventors:
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; C01B / ; C09K / ;
U.S. Cl.
CPC ...
422 54 ; 423405 ; 2323 / ; 23927 ;
Abstract
A reducer for the quantitative reduction of NO.sub.2 to NO in gas mixtures. The reducer comprises two compartments of which one is filled with a granular preparation consisting of ferrosulphate and an acid alkalisulphate and the second comprises a granular preparation consisting of ferrosulphate and a strong acid. The preparation is preferably provided on the surface of granular inert carrier material, for example pumice.
Quick Actions:
Bullens, Valere. (1980). Device for the quantitative reduction of nitrogen dioxide in gas mixtures (U.S. Patent No. 4221761). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4221761
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile