Title:
精錬剤および精錬方法
Document Type and Number:
Japanese Patent JP4819187
Kind Code:
B2
Abstract:
A refining agent contains Al, MgO, and CaO as main components, and uses dolomite as a MgO source and CaO source. When the refining agent is supplied into molten iron, it produces Mg vapor due to a reaction in the molten iron, and causes a refining reaction by the Mg vapor.
Inventors:
Yue Nakai
Go Murai
Matsuno Hidetoshi
Yoshiteru Kikuchi
Kenji Takahashi
Youichi Tanmura
Hiroshi Shimizu
Tomoo Izawa
Ken Kawashima
Tatsuya Okamura
Go Murai
Matsuno Hidetoshi
Yoshiteru Kikuchi
Kenji Takahashi
Youichi Tanmura
Hiroshi Shimizu
Tomoo Izawa
Ken Kawashima
Tatsuya Okamura
Application Number:
JP2011007978A
Publication Date:
November 24, 2011
Filing Date:
January 18, 2011
Export Citation:
Assignee:
jfe Steel Corporation
Yoshizawa Lime Industry Co., Ltd.
Yoshizawa Lime Industry Co., Ltd.
International Classes:
C21C1/02; B22D1/00; C21B3/04; C21C5/52; C21C7/06; C21C7/064; C21C7/076; C21C7/10; C22B1/16; C21C7/04; C21C7/072
Domestic Patent References:
| JP2000109920A | ||||
| JP11106817A | ||||
| JP10317036A | ||||
| JP10317035A | ||||
| JP10017913A | ||||
| JP1234511A | ||||
| JP63083232A |
Foreign References:
| US5366539 | ||||
| US4154605 | ||||
| WO2002022891A1 |
Attorney, Agent or Firm:
Hiroshi Takayama