Title: Prepn. of long effect absorption refigirant
Application Number: 85107579 Application Date: 1985.10.10
Publication Number: 1010403 Publication Date: 1987.04.15
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C09K5/04
Applicant(s) Name: Wuhan River Transportation Training School Address:
Inventor(s) Name: He Qiling, Zheng Xiaobin
Attorney & Agent: LIU DENGMIN
Abstract:
     This invention provides a method of producing long effect multi-functional absorption refrigerant in which 3 kinds of components are included, namely, freon 12 or freon 22 as refrigerant, methyl alcohol and glycols or their derivatives as absorption agent and amides of carboxylic acid. This kind of refrigerant is capable of exterminating ice plugs in the refrigerating circulation system, therefore normal operation of the refrigerating system might be maintained and the prevented. It is applicable to all kinds of refrigerating circulation systems.
Time: 4
<- Previous Patent:Well-drilling liquid   |  Next Patent:Preparation of non-solid phase we... ->