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. 11, 2002
Filed:
Oct. 04, 2000
Applicant:
Inventors:
Ian Andrew Norton, Bristol, GB;
Peter Leslie Timms, Bristol, GB;
Assignee:
The BOC Group plc, Windlesham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62D 3/00 ; B01D 5/370 ;
U.S. Cl.
CPC ...
A62D 3/00 ; B01D 5/370 ;
Abstract
A method for treating a gas stream containing one or more perfluoro-organic compounds to remove the perfluoro-organic compound(s) therefrom, which comprises bringing the gas stream in to contact with an alkali metal fluoride in the presence of carbon and water vapor at a temperature of 350° C. to 1000°C.