(19)
(11) EP 2 977 123 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
17.07.2019 Bulletin 2019/29

(45) Mention of the grant of the patent:
22.05.2019 Bulletin 2019/21

(21) Application number: 14769789.0

(22) Date of filing: 18.03.2014
(51) International Patent Classification (IPC): 
B21H 1/06(2006.01)
 C22C 19/05(2006.01)
(86) International application number:
PCT/JP2014/057250
(87) International publication number:
WO 2014/148463 (25.09.2014 Gazette 2014/39)

(54)

MANUFACTURING METHOD FOR MATERIAL FOR RING ROLLING

VERFAHREN ZUR HERSTELLUNG EINES ROHMATERIALS ZUM RINGROLLEN

PROCÉDÉ DE PRODUCTION D'UN MATERIAU POUR LE LAMINAGE À ANNEAU

(84) Designated Contracting States:
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

(30) Priority: 21.03.2013 JP 2013057502

(43) Date of publication of application:
27.01.2016 Bulletin 2016/04

(73) Proprietor: Hitachi Metals, Ltd.
Tokyo, 108-8224 (JP)

(72) Inventors:
  • YAGAMI, Tetsuya
    Yokohama-shi Kanagawa 244-0817 (JP)
  • TERAMAE, Toshiya
    Yokohama-shi Kanagawa 244-0817 (JP)
  • FUJITA, Etsuo
    Yasugi-shi Shimane 692-8601 (JP)
  • NAGAO, Shinya
    Yasugi-shi Shimane 692-8601 (JP)
  • MUKOUSE, Remi
    Yokohama-shi Kanagawa 244-0817 (JP)
  • IWASA, Naoyuki
    Yasugi-shi Shimane 692-8601 (JP)
  • FUKUI, Tsuyoshi
    Yasugi-shi Shimane 692-8601 (JP)
  • AOKI, Chuya
    Yasugi-shi Shimane 692-8601 (JP)

(74) Representative: Kutzenberger Wolff & Partner 
Waidmarkt 11
50676 Köln
50676 Köln (DE)


(56) References cited: : 
WO-A1-2008/151399
GB-A- 2 273 749
JP-A- S52 131 967
JP-A- 2011 079 043
 DE-A1- 4 208 019
JP-A- S5 633 143
JP-A- S63 214 564
US-A- 2 058 007
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).