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, 2024
Filed:
Sep. 23, 2021
Applicant:
Ascend Performance Materials Operations Llc, Houston, TX (US);
Inventors:
Tanhee Galindo, Katy, TX (US);
Zheng Chai, Houston, TX (US);
Jefferson Thomas Ebert, Houston, TX (US);
Benjamin Haseltine, Houston, TX (US);
Assignee:
Ascend Performance Materials Operations LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/26 (2006.01); C11D 3/28 (2006.01); C11D 7/32 (2006.01); C11D 7/50 (2006.01);
U.S. Cl.
CPC ...
C11D 7/5013 (2013.01); C11D 3/26 (2013.01); C11D 3/28 (2013.01); C11D 7/32 (2013.01); C11D 7/3281 (2013.01);
Abstract
A method of removing from a surface a solid sulfur-containing impurity composition comprising a sulfur-containing compound, the method comprising the step of dissolving sulfur-containing compound in the sulfur-containing impurity composition with a nitrile compound to form a treated sulfur-containing impurity composition comprising less than 99.5 wt % sulfur-containing compound, based on the total weight of the treated sulfur-containing impurity composition.