Patent · US Active

Absorption refrigeration cycles using a LGWP refrigerant

US9994751B2 · kind B2 · utility

39Cited by
17References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 29, 2009
Grant dateJun 12, 2018
Priority date
Expiry dateJan 3, 2031

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/10
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An absorptive refrigeration method that employs a refrigerant comprising one or more hydrofluoroolefin or hydrochlorofluoroolefin refrigerants, and an oil selected from the group consisting of a polyalkyene glycol oil, a poly alpha olefin oil, a mineral oil and a polyolester oil.

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