HEATED LOST HEAD Russian patent published in 1997 - IPC

Abstract RU 2084307 C1

FIELD: foundry, specifically, configuration of heated lost heads used in small and medium castings from non-ferrous alloys and alloyed steels. SUBSTANCE: lost head has complex surface limiting individual cavities in height which volumes correspond to volume of metal needed for compensation of casting under certain metal static pressure. Individual volumes may have any shape. EFFECT: expanded application field. 3 cl, 5 dwg

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RU 2 084 307 C1

Authors

Jaropolov I.I.

Savel'Ev N.A.

Dates

1997-07-20—Published

1994-11-08—Filed