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:
Jul. 27, 2021
Filed:
Nov. 29, 2017
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventors:
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 7/04 (2006.01); B01J 23/83 (2006.01); B01J 37/02 (2006.01); B01J 21/08 (2006.01); B01J 37/14 (2006.01); B01J 35/02 (2006.01); B01J 35/10 (2006.01);
U.S. Cl.
CPC ...
C01B 7/04 (2013.01); B01J 21/08 (2013.01); B01J 23/83 (2013.01); B01J 35/026 (2013.01); B01J 35/1023 (2013.01); B01J 35/1047 (2013.01); B01J 35/1061 (2013.01); B01J 37/0217 (2013.01); B01J 37/0221 (2013.01); B01J 37/0236 (2013.01); B01J 37/14 (2013.01);
Abstract
The method for producing chlorine by oxidation of hydrogen chloride with oxygen in the presence of a catalyst in a fixed-bed reactor, wherein [I] a material containing hydrogen chloride and oxygen is allowed to contact a catalyst in a temperature range of 280 to 370° C., and [II] the material containing hydrogen chloride and oxygen has an oxygen concentration of 45 to 75 vol %.