Extract from the Register of European Patents

EP Citations: EP3992313

Cited inSearch
Type:Patent literature
Publication No.:JPS5941480  [A]
 (KAWASAKI STEEL CO) [A] 1-15 * the whole document *;
Type:Patent literature
Publication No.:US4897131  [IA]
 (WADA TOSHIYA [JP], et al) [I] 1-5 * claim 1, col. 2 l. 31 - col. 3 l. 3, col. 4 l. 54- col. 5 l. 3, Examples 1-13, Fig. 1A, §38 * [A] 6-15;
Type:Patent literature
Publication No.:EP0528419  [XAI]
 (KAWASAKI STEEL CO [JP]) [X] 6,11-14 * claim 1, pg. 6 l. 14-19, pg. 6 l. 25-29, pg. 4 l. 35 - pg. 5 l. 1, Example 5, Table 5 * [A] 1-5 [I] 7-10,15;
Type:Patent literature
Publication No.:JPH0949028  [A]
 (NIPPON STEEL CORP, et al) [A] 1-15 * §52 *;
Type:Patent literature
Publication No.:US5840131  [A]
 (YAKASHIRO KENICHI [JP], et al) [A] 1-15 * the whole document *;
Type:Patent literature
Publication No.:US7727644  [A]
 (WATANABE MAKOTO [JP], et al) [A] 1-15 * col. 19 l. 43-49 *;
Type:Patent literature
Publication No.:CN109628717  [A]
 (SHOUGANG ZHIXIN QIANAN ELECTROMAGNETIC MAT CO LTD, et al) [A] 1-15 * the whole document *;
Type:Patent literature
Publication No.:WO2020111740  [IPA]
 (POSCO [KR]) [IP] 6-9,11-15 * the whole document * [A] 1-5,10;
Type:Patent literature
Publication No.:EP3889286  [E]
 (POSCO [KR]) [E] 6-9,11-15* Claim 5, §46, §55, §58, §61, §62 *
Cited inInternational search
Type:Patent literature
Publication No.:KR920009999  [Y]
 [Y] 9 * See abstract and claims 1-5. *;
Type:Patent literature
Publication No.:JPH08143975  [Y]
 (NIPPON STEEL CORP, et al) [Y] 1-9,18-20 * See abstract and claims 1-2. *;
Type:Patent literature
Publication No.:KR20140060718  [A]
 (POSCO [KR]) [A] 1-20* See paragraphs [0059]-[0063] and claims 1-5. *;
Type:Patent literature
Publication No.:KR101751526B  [A]
 (POSCO [KR]) [A] 1-20 * See paragraphs [0080]-[0090] and claims 1-10. *;
Type:Patent literature
Publication No.:JP2018066036  [AY]
 (JFE STEEL CORP) [A] 10-17 * See paragraphs [0013] and [0030]-[0039], claims 2 and 4 and figure 1. * [Y] 1-9,18-20