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:
Nov. 16, 1999
Filed:
Jan. 07, 1998
Applicant:
Inventors:
Robert L Zeller, Youngstown, NY (US);
Sharon D Fritts, Youngstown, NY (US);
David L Johnson, Williamsville, NY (US);
Kenneth J Carlson, Houston, TX (US);
Paul J Orosz, Amherst, NY (US);
Ronald B Kaplin, Lewiston, NY (US);
Assignee:
Occidental Chemcial Corporation, Niagara Falls, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
4232 / ; 95106 ; 95115 ; 95132 ; 423472 ; 423503 ;
Abstract
Disclosed is a process for separating chlorine gas from a mixture of gases. The mixture of gases is cooled to a temperature less than 0.degree. C. and is contacted with ice, which results in the formation of chlorine hydrate on the ice. The ice is separated from the mixture of gases and is heated or the operating pressure reduced to release chlorine.