Patent · US Expired

Heat transfer fluids

US3958624A · kind A · utility

6Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1973
Grant dateMay 25, 1976
Priority date
Expiry dateJul 2, 1993

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K5/08
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An improved anti-fouling additive for use in organic heat transfer fluids is disclosed. The additive comprises a combination of a barium overbased calcium sulfonate having a base ratio of at least 4 and a phenolic anti-oxidant.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.