EP 0120748 A1 19841003 - High-resistance rod and its production method.
Title (en)
High-resistance rod and its production method.
Title (de)
Mahlstab mit hoher Beständigkeit und Verfahren zum Herstellen.
Title (fr)
Barre de broyage à haute résistance et son procédé de fabrication.
Publication
Application
Priority
FR 8303327 A 19830301
Abstract (en)
[origin: ES8504485A1] The invention provides a ferrous metal crushing bar, coming directly from casting with controlled solidification, characterized in that it has a fine grain surface structure and a core with radially orientated dendritic structure, in that it comprises, in percent by weight, between about 1.1 and 3% of carbon, between about 3 and 30% of chromium, between about 0.3 and 1.5% of magnesium and between about 0.3 and 1% of silicon, and in that it comprises at least 10% by volume of carbides.
Abstract (fr)
L'invention concerne une barre de broyage en métal ferreux, issue directement d'une coulée à solidification dirigée, caractérisée en ce qu'elle présente une structure de surface à grain fin et un coeur à structure dendritique orientée radialement, en ce qu'elle comprend, en % en poids, entre environ 1,1 et 3% de carbone, entre environ 3 et 30% de chrome, entre environ 0,3 et 1,5% de manganèse et entre environ 0,3 et 1% de silicium, et en ce qu'elle comporte au moins 10% en volume de carbures.
IPC 1-7
IPC 8 full level
B02C 17/20 (2006.01); C22C 38/36 (2006.01)
CPC (source: EP US)
B02C 17/20 (2013.01 - EP US); C22C 38/36 (2013.01 - EP US); Y10T 29/49988 (2015.01 - EP US)
Citation (search report)
- [A] EP 0014655 A1 19800820 - THOME CROMBACK ACIERIES [FR]
- [A] US 3295965 A 19670103 - WILLEY GORDON E, et al
- [A] FR 2405749 A1 19790511 - THOME CROMBACK ACIERIES [FR]
- [A] FR 2089166 A5 19720107 - PHILIPS NV
- [A] FR 1533841 A 19680719
- [A] GB 1112882 A 19680508 - UNITED STATES STEEL CORP
Designated contracting state (EPC)
AT BE CH DE GB IT LI NL
DOCDB simple family (publication)
EP 0120748 A1 19841003; CA 1208613 A 19860729; ES 530173 A0 19850501; ES 8504485 A1 19850501; FR 2541910 A1 19840907; FR 2541910 B1 19850628; GR 79813 B 19841031; JP S59162956 A 19840913; MA 20045 A1 19841001; US 4602416 A 19860729; ZA 84976 B 19840926
DOCDB simple family (application)
EP 84400405 A 19840229; CA 447489 A 19840215; ES 530173 A 19840229; FR 8303327 A 19830301; GR 840173741 A 19840208; JP 3547184 A 19840228; MA 20267 A 19840228; US 58234084 A 19840222; ZA 84976 A 19840209