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:
Jun. 04, 2002
Filed:
Oct. 18, 2000
Applicant:
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 9/08 ; C01B 2/510 ; C01B 3/310 ; C01B 3/506 ;
U.S. Cl.
CPC ...
C01B 9/08 ; C01B 2/510 ; C01B 3/310 ; C01B 3/506 ;
Abstract
The present invention relates generally to the use of a combination of alkali metal hydroxides and alkaline-earth metal hydroxides as a scavenging material for cyanide gas. In particular, the present invention relates to a method and means for either filtering out cyanide gas or detoxifying areas contaminated with cyanide using Sodalime or Baralyme™. The scavenging material of the invention is typically incorporated into a scrubbing device wherein a motor ( ) powers a fan ( ) to draw contaminated air into an inlet ( ) and across a filter ( ) which contains the scavenger material, thereby absorbing cyanide gas contained in the air.