Title:
アーク式電気製鋼炉用黒鉛電極の導電性酸化防止材およびその塗着法
Document Type and Number:
Japanese Patent JP4131812
Kind Code:
B2
Inventors:
Nobuyuki Oshima
Hiro Ozawa
Yoshiyuki Yamagami
Hiro Ozawa
Yoshiyuki Yamagami
Application Number:
JP2002261054A
Publication Date:
August 13, 2008
Filing Date:
September 06, 2002
Export Citation:
Assignee:
Nikkei Sangyo Co., Ltd.
Nippon Electrode Co., Ltd.
Nippon Electrode Co., Ltd.
International Classes:
C04B41/85; F27D11/08; C04B41/87
Domestic Patent References:
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| JP2001192284A | ||||
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Attorney, Agent or Firm:
Katsutoshi Yoshimura