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:
Apr. 26, 2022
Filed:
May. 17, 2017
Applicant:
Showa Denko K.k., Tokyo, JP;
Inventors:
Yosuke Tanimoto, Tokyo, JP;
Yasuyuki Hoshino, Tokyo, JP;
Assignee:
SHOWA DENKO K.K, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/16 (2006.01); F17C 1/00 (2006.01); F17C 1/14 (2006.01); F17C 5/06 (2006.01);
U.S. Cl.
CPC ...
C01B 17/16 (2013.01); F17C 1/00 (2013.01); F17C 1/14 (2013.01); F17C 5/06 (2013.01); F17C 2203/0643 (2013.01); F17C 2221/037 (2013.01);
Abstract
To provide a hydrogen sulfide mixture hardly corroding metals. The hydrogen sulfide mixture contains hydrogen sulfide and water. The hydrogen sulfide mixture is filled into a filling container so that at least one part of the hydrogen sulfide mixture is liquid and the moisture concentration of a gaseous phase is 0.001 mol ppm or more and less than 75 mol ppm.