Patent · US Expired

Method and apparatus to measure and transfer liquefied refrigerant in a refrigeration system

US7086237B2 · kind B2 · utility

12Cited by
15References
23Claims
0Family size

Inventors

Key dates

Filing dateMay 6, 2004
Grant dateAug 8, 2006
Priority date
Expiry dateMay 6, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B2345/007
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A method, system and apparatus for transferring a measured level of liquefied refrigerant to a refrigeration system includes the steps of purging a calibration container; filling the calibration container with liquefied refrigerant from a liquefied refrigerant supply to a desired level; and charging a system with the liquefied refrigerant from the calibration container.

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