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. 07, 2020
Filed:
Mar. 26, 2018
Applicant:
Kurita Water Industries Ltd., Tokyo, JP;
Inventors:
Mizuyuki Sakai, Tokyo, JP;
Yukimasa Shimura, Tokyo, JP;
Assignee:
KURITA WATER INDUSTRIES LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/37 (2006.01); C11D 7/26 (2006.01); C02F 5/10 (2006.01); C11D 3/20 (2006.01); B08B 3/04 (2006.01); B08B 3/02 (2006.01); F22B 37/52 (2006.01); C08F 120/06 (2006.01); C08L 33/02 (2006.01); C23F 14/02 (2006.01); C11D 11/00 (2006.01);
U.S. Cl.
CPC ...
C02F 5/10 (2013.01); B08B 3/02 (2013.01); B08B 3/022 (2013.01); B08B 3/04 (2013.01); B08B 3/041 (2013.01); C08F 120/06 (2013.01); C08L 33/02 (2013.01); C11D 3/2082 (2013.01); C11D 3/3757 (2013.01); C11D 3/3765 (2013.01); C11D 7/265 (2013.01); C11D 11/0041 (2013.01); C23F 14/02 (2013.01); F22B 37/52 (2013.01); C02F 2303/22 (2013.01);
Abstract
A scale remover that efficiently removes scale deposited inside a boiler without corroding a boiler includes polyacrylic acid and polymethacrylic acid and/or salts thereof.