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:
May. 27, 2025
Filed:
Nov. 26, 2019
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 9/032 (2006.01); B08B 3/04 (2006.01); C08F 214/26 (2006.01); C08K 5/05 (2006.01);
U.S. Cl.
CPC ...
B08B 9/032 (2013.01); B08B 3/04 (2013.01); C08F 214/262 (2013.01); C08K 5/05 (2013.01); B08B 2209/032 (2013.01); B08B 2240/00 (2013.01);
Abstract
A method for producing a tube for a chemical solution pipe composed of a cleaned fluororesin molded article, the method including cleaning a tube-shaped fluororesin molded article with a chemical solution; and cleaning the tube-shaped fluororesin molded article with water. The cleaning with water is performed after the cleaning with a chemical solution, and the chemical solution is an alcohol or an aqueous alcohol solution.