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:
Jan. 14, 2025
Filed:
Nov. 16, 2018
Applicant:
Ddp Specialty Electronic Materials Us, Llc, Wilmington, DE (US);
Inventor:
Daryl J. Gisch, Midland, MI (US);
Assignee:
DDP SPECIALTY ELECTRONIC MATERIALS US, LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/42 (2023.01); B01J 41/05 (2017.01); B01J 41/10 (2006.01); B01J 41/14 (2006.01); B01J 47/016 (2017.01); C02F 101/22 (2006.01);
U.S. Cl.
CPC ...
C02F 1/42 (2013.01); B01J 41/05 (2017.01); B01J 41/10 (2013.01); B01J 41/14 (2013.01); B01J 47/016 (2017.01); C02F 2001/422 (2013.01); C02F 2101/22 (2013.01);
Abstract
Provided is a method of treating water comprising bringing water that contains dissolved chromium (VI) into contact with an anion exchange composition comprising