EP 3715480 A1 20200930 - IRON-SILICON MATERIAL SUITABLE FOR MEDIUM FREQUENCY APPLICATIONS

Title (en)

IRON-SILICON MATERIAL SUITABLE FOR MEDIUM FREQUENCY APPLICATIONS

Title (de)

FÜR MITTELFREQUENZANWENDUNGEN GEEIGNETES EISEN-SILIKON-MATERIAL

Title (fr)

MATÉRIAU DE FER-SILICONE ADAPTÉ POUR DES APPLICATIONS DE FRÉQUENCE DE SUPPORT

Publication

EP 3715480 A1 20200930 (EN)

Application

EP 19165241 A 20190326

Priority

EP 19165241 A 20190326

Abstract (en)

The present invention relates to a grain-oriented electrical steel sheet and to its use in electric transformers, in electric motors or in electric devices, preferably where magnetic flux has to be channeled or contained at medium frequency.

IPC 8 full level

C21D 8/12 (2006.01); B32B 7/025 (2019.01); H01F 1/147 (2006.01)

CPC (source: EP)

C21D 8/1233 (2013.01); C21D 8/1244 (2013.01); C21D 8/1255 (2013.01); C21D 8/1272 (2013.01); C21D 8/1277 (2013.01); C21D 8/1283 (2013.01); C21D 8/1288 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/16 (2013.01); H01F 1/16 (2013.01); C21D 2201/05 (2013.01)

Citation (applicant)

DE 102008008781 A1 20090820 - THYSSENKRUPP ELECTRICAL STEEL EBG GMBH [DE]
US 3948786 A 19760406 - EVANS JAMES D
JP S5328375 B2 19780814
DE 19745455 C2 19991007 - BRUECKNER THOMAS [DE]
EP 1752549 A1 20070214 - THYSSENKRUPP STEEL AG [DE]
WO 2007014868 A1 20070208 - THYSSENKRUPP STEEL AG [DE], et al
WO 9919521 A1 19990422 - THYSSENKRUPP STAHL AG [DE], et al
EP 2486157 A1 20120815 - LOI THERMPROCESS GMBH [DE]
WUPPERMANN ET AL.: "Electrical Steel, Stahl-Informations-Zentrum", 2005, pages: 5,6
N. CHEN ET AL., ACTA MATERIALIA, vol. 51, 2003, pages 1755 - 1765
K. GIINTHER ET AL., JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, vol. 320, 2008, pages 2411 - 2422

Citation (search report)

[X] EP 3395961 A1 20181031 - POSCO [KR]
[X] US 6287703 B1 20010911 - INOKUTI YUKIO [JP]
[X] US 2003180553 A1 20030925 - SHIGESATO GENICHI [JP], et al
[A] US 2017182591 A1 20170629 - ARAI SATOSHI [JP], et al
[A] US 6488784 B1 20021203 - FORTUNATI STEFANO [IT], et al

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3715480 A1 20200930; EP 3947755 A1 20220209; EP 3947755 B1 20230920; PL 3947755 T3 20240304; WO 2020193717 A1 20201001

DOCDB simple family (application)

EP 19165241 A 20190326; EP 2020058590 W 20200326; EP 20713012 A 20200326; PL 20713012 T 20200326