Global Patent Index - EP 0094688 A1

EP 0094688 A1 19831123 - Method for manufacturing a cast steel product.

Title (en)

Method for manufacturing a cast steel product.

Title (de)

Verfahren zur Herstellung eines Stahlgussstückes.

Title (fr)

Procédé de fabrication d'un produit en acier moulé.

Publication

EP 0094688 A1 19831123 (EN)

Application

EP 83104913 A 19830518

Priority

JP 8326182 A 19820519

Abstract (en)

Method for manufacturing steel castings characterized by a novel means for preventing cracks from occurring on the surface skin of said cast steel in which the surface (2) of a direct chill (1) applied to a casting mould is provided with a series of protuberances and depressions which divides or disperses the shrink stress on the surface skin of said cast steel.

IPC 1-7

B22D 7/06; B22D 11/04; B22D 11/06

IPC 8 full level

B22C 9/00 (2006.01); B22D 15/00 (2006.01); B22D 27/04 (2006.01)

CPC (source: EP)

B22D 15/00 (2013.01)

Citation (search report)

Designated contracting state (EPC)

BE CH DE FR GB IT LI SE

DOCDB simple family (publication)

EP 0094688 A1 19831123; EP 0094688 B1 19860924; CA 1203663 A 19860429; DE 3366411 D1 19861030; JP S58202948 A 19831126; JP S6028578 B2 19850705

DOCDB simple family (application)

EP 83104913 A 19830518; CA 428436 A 19830518; DE 3366411 T 19830518; JP 8326182 A 19820519