Global Patent Index - EP 0745697 B1

EP 0745697 B1 20000223 - Iron-cobalt-nickel alloy and its use for the manufacture of a shadow mask

Title (en)

Iron-cobalt-nickel alloy and its use for the manufacture of a shadow mask

Title (de)

Eisen-Kobalt-Nickellegierung und Verwendung für die Herstellung von Lochmasken

Title (fr)

Alliage fer-cobalt-nickel et utilisation pour la fabrication d'un masque d'ombre

Publication

EP 0745697 B1 (FR)

Application

EP 96400734 A

Priority

FR 9505362 A

Abstract (en)

[origin: EP0745697A1] A novel FeNiCo alloy has the compsn. (by wt.) 32-34% Ni, 3.5-6.5% Co, O-0.1% Mn, 0-0.1% Si, 0-0.1% Cr, 0.005-0.02% C, max. 0.001% S, 0.0001-0.0002% Ca, 0.0001-0.0002% Mg, balance Fe and impurities, with the proviso that Co + Ni 38.5%, Co + 0.5 x Ni ≥ 20%, Co + 5 x Ni = ≥ 165.5% and S ≤ 0.02 x Mn + 0.8 x Ca + 0.6 x Mg. Also claimed is a shadow mask consisting of a perforated sheet of the above alloy.

IPC 1-7

C22C 38/10; H01J 29/07

IPC 8 full level

C22C 38/00 (2006.01); C22C 38/10 (2006.01); C22C 38/52 (2006.01); H01J 29/07 (2006.01)

CPC (source: EP)

C22C 38/105 (2013.01); H01J 29/07 (2013.01)

Designated contracting state (EPC)

BE DE DK FR IT LU NL SE

DOCDB simple family (publication)

FR 2733767 A1 19961108; FR 2733767 B1 19970606; CN 1059933 C 20001227; CN 1138634 A 19961225; DE 69606737 D1 20000330; DE 69606737 T2 20000817; DK 0745697 T3 20000619; EP 0745697 A1 19961204; EP 0745697 B1 20000223; JP 3756984 B2 20060322; JP H08311622 A 19961126; KR 100416116 B1 20040330; KR 960041391 A 19961219; PL 314075 A1 19961112

DOCDB simple family (application)

FR 9505362 A 19950505; CN 96104495 A 19960503; DE 69606737 T 19960405; DK 96400734 T 19960405; EP 96400734 A 19960405; JP 13266196 A 19960430; KR 19960014302 A 19960502; PL 31407596 A 19960504