Patent · US Expired

Constant boiling mixtures of 1,2-difluoroethane and 1,1,2-trichloro-1,2,2-trifluoroethane

US4055049A · kind A · utility

9Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 1976
Grant dateOct 25, 1977
Priority date
Expiry dateDec 15, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/129
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Constant boiling mixtures of 1,2-difluoroethane and 1,1,2-trichloro-1,2,2-trifluoroethane are useful as power fluids in low temperature Rankine cycles, and as refrigerants, aerosol propellants, expansion agents and solvents.

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