METHOD OF FILLING REFRIGERANT MIXTURE

Title:

METHOD OF FILLING REFRIGERANT MIXTURE

Document Type and Number:

WIPO Patent Application WO/1996/033377

Kind Code:

A1

Abstract:

A method of filling a refrigerant mixture comprising a nonazeotropic mixture composed of difluoromethane, pentafluoroethane and 1,1,1,2-tetrafluoroethane contained in an allowable range of respective quantities of 22-24 %, 23-27 % and 50-54 %, wherein the mixture is drawn out of the liquid phase in the container on the feed side while adjusting the percentage composition thereof to 23.5-24.0 % difluoromethane, 25.5-26.0 % pentafluoroethane and 50.0-51.0 % 1,1,1,2-tetrafluoroethane to thereby control the compositional change resulting from refrigerant transfer to fall within the above allowable range; and a process for producing a vapor-compression refrigerator.

Inventors:

IDE SATOSHI (JP)
TSUCHIYA TATSUMI (JP)

Application Number:

PCT/JP1996/001008

Publication Date:

October 24, 1996

Filing Date:

April 15, 1996

Export Citation:

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Assignee:

DAIKIN IND LTD (JP)
IDE SATOSHI (JP)
TSUCHIYA TATSUMI (JP)

International Classes:

C09K5/04; (IPC1-7): F25B45/00

Foreign References:

JPH0894217A	1996-04-12
JPH0828792A	1996-02-02
JPS545245A	1979-01-16

Other References: