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:
Oct. 02, 1984
Filed:
Jun. 29, 1983
Applicant:
Inventors:
Victor F Zackay, New Canaan, CT (US);
William G Lloyd, Bowling Green, KY (US);
Donald R Rowe, Bowling Green, KY (US);
John M Trenary, Fort Collins, CO (US);
Gerald T Swanson, Fort Collins, CO (US);
Assignee:
Teledyne Industries, Inc., Fort Collins, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
423230 ; 423236 ; 423402 ; 4235 / ;
Abstract
Hydrogen sulfide and hydrogen cyanide are catalytically removed from air at room temperatures. Air containing H.sub.2 S and HCN in dilute concentrations is contacted with a dry, activated catalyst formed of palladium (II) and copper (II) salts such as chlorides, on an alumina substrate, at a temperature in the range of -20.degree. C. to 85.degree. C. The catalyst may also contain nickel (II) chloride.