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:
Feb. 08, 2011
Filed:
Feb. 05, 2007
Sagar B. Gadewar, Goleta, CA (US);
Peter K. Stoimenov, Goleta, CA (US);
Philip Grosso, Auburn, CA (US);
Eric W. Mcfarland, Santa Barbara, CA (US);
Ashley W. Breed, Goleta, CA (US);
Michael J. Weiss, Santa Barbara, CA (US);
Michael D. Wyrsta, Santa Barbara, CA (US);
Sagar B. Gadewar, Goleta, CA (US);
Peter K. Stoimenov, Goleta, CA (US);
Philip Grosso, Auburn, CA (US);
Eric W. McFarland, Santa Barbara, CA (US);
Ashley W. Breed, Goleta, CA (US);
Michael J. Weiss, Santa Barbara, CA (US);
Michael D. Wyrsta, Santa Barbara, CA (US);
GRT, Inc., Santa Barbara, CA (US);
Abstract
A process is provided for separating one or more light gases from bromine or chlorine using one or more physical separations and contact with a chemical scrubber to recover additional halogen. In one aspect, the process comprises (a) providing a feed of halogen containing one or more light gases to a distillation column or flash vaporizer; (b) operating the distillation column or flash vaporizer to separate the feed into (i) a first liquid containing a major amount of halogen and no more than a minor amount of light gas(es), and (ii) a first vapor containing a major amount of light gas(es) and no more than a minor amount of halogen; and (c) providing the vapor to a chemical scrubber to recover halogen from the vapor.