METHOD OF USING MIXTURE OF REFRIGERATING AGENTS Russian patent published in 1999 - IPC

Abstract RU 2137056 C1

FIELD: refrigerating engineering. SUBSTANCE: method of stepped replacement of ozone-dangerous working agents with retrophitic mixtures of refrigerating agents to complete substitution is effected without any structural changes in refrigerating equipment. EFFECT: enhanced efficiency. 2 cl, 1 tbl

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RU 2 137 056 C1

Authors

Panferov V.I.

Naumenko S.N.

Dates

1999-09-10—Published

1997-10-28—Filed