US Patent 12122976 Refrigerating machine oil
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US Patent 12122976 Refrigerating machine oil
Article
Patent abstract
An aspect of the present invention provides a refrigerating machine oil containing: a lubricating base oil; a phosphorus-containing additive; and a polymer comprising an unsaturated carboxylic acid ester as a monomer unit.
Infobox
Is a
Patent Jurisdiction
Patent Number
Patent Inventor Names
Fumiyuki Nara0
Hidetoshi Ogata0
Yohei Shono0
Date of Patent
October 22, 2024
0Patent Application Number
179201310
Date Filed
April 27, 2021
0Patent Citations
Patent Primary Examiner
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