Title:
銑鉄あるいは液状鋼半製品の製造方法
Document Type and Number:
Japanese Patent JP2013531730
Kind Code:
A
Abstract:
A process for producing pig iron or liquid primary steel products is provided. Charge materials containing iron ore and, if appropriate, additions are reduced in at least one reduction unit by means of a reducing gas, and at least parts thereof are smelted in a smelting unit, with coal being added and with formation of the reducing gas. Reducing gas from the smelting unit and/or top gas from the reduction unit are/is subjected to cleaning. The process water obtained during the wet cleaning is degassed and in the process volatile organic compounds are removed from the process water.
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Inventors:
Kurt Lukshander
Ulrique Schmidt
Ulrique Schmidt
Application Number:
JP2013506571A
Publication Date:
August 08, 2013
Filing Date:
April 12, 2011
Export Citation:
Assignee:
Siemens Fauey Metals Technologies GmbH
International Classes:
C21B11/02; B01D19/00; C02F1/20; C21B13/00; F27D17/00
Attorney, Agent or Firm:
Yasuhiko Murayama
Takashi Watanabe
Shinya Mitsuhiro
Takashi Watanabe
Shinya Mitsuhiro