METHOD OF UNLOADING FROZEN COAL FROM FREIGHT CAR Russian patent published in 1999 - IPC

Abstract RU 2137698 C1

FIELD: railway transport. SUBSTANCE: prior to loading coal into freight car in winter time inner surfaces of car are coated with layer of wetted snow. Then car is exposed to low temperatures to make snow freeze. EFFECT: facilitated unloading of coal, reduced time taken for this operation. 1 dwg

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RU 2 137 698 C1

Authors

Kozin V.M.

Dates

1999-09-20—Published

1997-03-27—Filed