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. 17, 1986
Filed:
Jul. 20, 1984
Applicant:
Inventors:
Tadayoshi Takeno, Kurashiki, JP;
Koichi Ishii, Kurashiki, JP;
Koichi Yamane, Wakayama, JP;
Kazuo Kita, Wakayama, JP;
Toshio Iwasaki, Kurashiki, JP;
Koichi Hirase, Kurashiki, JP;
Assignees:
Kao Corporation, Tokyo, JP;
Kawasaki Steel Corporation, Kobe, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ; C23G / ; C11D / ;
U.S. Cl.
CPC ...
252146 ; 134-2 ; 134 41 ; 252142 ; 25217418 ; 252150 ; 252540 ; 252543 ; 252534 ;
Abstract
A metal cleaning composition is provided comprising: a nonionic active agent and/or an anionic active agent having an HLB value ranging from 3 to 18; and a carboxylic acid or salt thereof represented by the formula,