Method and apparatus to measure and transfer liquefied...

Refrigeration – Processes – Assembling – charging – or repairing of refrigeration producer

Reexamination Certificate

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C062S149000, C062S292000

Reexamination Certificate

active

07086237

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.

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patent: 2003/0110785 (2003-06-01), Williamson et al.
patent: 0802400 (1997-10-01), None
patent: 4-169766 (1992-06-01), None

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