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EP 0043912 B1 19840829 - VACUUM CASTING PROCESS

Title (en)

VACUUM CASTING PROCESS

Publication

EP 0043912 B1 19840829 (DE)

Application

EP 81104352 A 19810605

Priority

DE 3026066 A 19800710

Abstract (en)

[origin: EP0043912A1] 1. A vacuum casting method using casting moulds which comprise a moulding sand consolidated by means of underpressure and a foil which forms the mould cavity and is held pressed against the moulding sand by means of the underpressure, characterized in that a material with a melting temperature below the casting temperature of the material to be cast is used as the moulding sand.

IPC 1-7

B22C 1/00; C22C 3/00; B22C 9/00

IPC 8 full level

B22C 1/00 (2006.01); B22C 9/00 (2006.01); B22C 9/03 (2006.01); C22C 3/00 (2006.01)

CPC (source: EP)

B22C 1/00 (2013.01); B22C 9/03 (2013.01)

Designated contracting state (EPC)

AT CH FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0043912 A1 19820120; EP 0043912 B1 19840829; AT E9140 T1 19840915; DE 3026066 A1 19820204

DOCDB simple family (application)

EP 81104352 A 19810605; AT 81104352 T 19810605; DE 3026066 A 19800710