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1. (WO2017111509) GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/2017/111509 International Application No.: PCT/KR2016/015119
Publication Date: 29.06.2017 International Filing Date: 22.12.2016
IPC:
C22C 38/02 (2006.01) ,C22C 38/06 (2006.01) ,C22C 38/00 (2006.01) ,C22C 38/04 (2006.01) ,C22C 38/18 (2006.01) ,C21D 8/12 (2006.01)
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
02
containing silicon
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
06
containing aluminium
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
04
containing manganese
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
18
containing chromium
C CHEMISTRY; METALLURGY
21
METALLURGY OF IRON
D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
8
Modifying the physical properties by deformation combined with, or followed by, heat treatment
12
during manufacturing of articles with special electromagnetic properties
Applicants:
주식회사 포스코 POSCO [KR/KR]; 경상북도 포항시 남구 동해안로 6261(괴동동) (Goedong-dong) 6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859, KR
Inventors:
주형돈 JOO, Hyung Don; KR
박형기 PARK, Hyung Ki; KR
서진욱 SEO, Jin Wook; KR
이상우 LEE, Sang Woo; KR
Agent:
유미특허법인 YOU ME PATENT AND LAW FIRM; 서울시 강남구 테헤란로 115 115 Teheran-ro Gangnam-gu, Seoul 06134, KR
Priority Data:
10-2015-018379622.12.2015KR
Title (EN) GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
(FR) TÔLE D’ACIER MAGNÉTIQUE À GRAINS ORIENTÉS ET PROCÉDÉ DE FABRICATION S’Y RAPPORTANT
(KO) 방향성 전기강판 및 그 제조방법
Abstract:
(EN) A grain-oriented electrical steel sheet according to an embodiment of the present invention comprises, by weight %, 2.0% to 7.0% of Si, 0.005% or less (excluding 0%) of C, 0.05% or less (excluding 0%) of Al, 0.005% or less (excluding 0%) of N, 0.005% or less (excluding 0%) of S, 0.001% to 0.3% of either Ba or Y or a combination thereof, the remainder being Fe and other inevitable impurities.
(FR) La présente invention concerne une tôle d’acier magnétique à grains orientés qui, selon un mode de réalisation, comprend, en poids, 2,0 % à 7,0 % de Si, 0,005 % ou moins (0 % étant exclu) de C, 0,05 % ou moins (0 % étant exclu) d’Al, 0,005 % ou moins (0 % étant exclu) de N, 0,005 % ou moins (0 % étant exclu) de S, 0,001 % à 0,3 % de Ba ou de Y ou d’une combinaison de ces derniers et le reste de Fe et d’impuretés inévitables.
(KO) 본 발명의 일 실시예에 의한 방향성 전기강판은, 중량%로, Si : 2.0 내지 7.0%, C : 0.005% 이하(0%를 제외함), Al : 0.05%이하(0%를 제외함), N : 0.005%이하(0%제외), S : 0.005%이하(0%를 제외함), Ba 및 Y을 각각 단독 또는 이들의 합량으로 : 0.001 내지 0.3 % 및 잔부 Fe 및 기타 불가피한 불순물을 포함한다.
front page image
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Korean (KO)
Filing Language: Korean (KO)
Also published as:
CN108474079EP3395976US20190024202IN201827026884