Process for suppressing corrosion of cyclic cooling water


Application Number: 00121541
Application Date: 2000.08.11
Publication Number: 1338437
Publication Date: 2002.03.06
Priority Information:
International: C02F5/10;C23F11/10
Applicant(s) Name: Chinese Petro-Chemical Co Ltd
Address:
Inventor(s) Name: Wang Zheng;Chen Yongjun;Li Bengao
Patent Agency Code: 72001
Patent Agent: xu shu
Abstract A process for suppressing the corrosion of cyclic cooling water features that a corrosion inhibitor containing C1-C5 alkylcarboxylic acid substituted salicylaldehyde oxime and optional one or more of acyl substituted sodium sarcosinate, alkyl substituted succinimide, and acrylic copolymer, imorganic zinc salt and molydbate. Its advantages include less dosage of inhibitor, high effect, low cost and no phosphorus pollution.