Patent · US Expired

Refrigeration process using two-phase turbine

US4438638A · kind A · utility

31Cited by
8References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 1982
Grant dateMar 27, 1984
Priority date
Expiry dateMar 29, 2002

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2210/13
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A reaction turbine is used in a refrigeration (or heat pump) process, to improve efficiency.

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