Title:
【発明の名称】プラズマ燃焼式キュポラ内の原料の脱硫方法
Document Type and Number:
Japanese Patent JP2747524
Kind Code:
B2
Abstract:
A method of desulfurizing iron in a plasma fired cupola (1) having a plurality of feed nozzles (21) each of which have a particulate feed and a plasma torch (25) connected thereto; a fluxing agent such as CaO, MgO, CaCO3, MgCo3 or CaCO3 MgCO3 is fed to the feed nozzle and melted by the plasma torch (23); the molten fluxing agent mixes directly with the molten iron in the cupola (1) and reacts with the sulfur in the iron; the reacted and unreacted fluxing agent combine with the slag reducing the viscosity making the slag flow better and producing a low sulfur iron in the cupola (1).
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Inventors:
SHAMU BASANTO DEIGE
REIMONDO FURANSHISU TEIRAA
REIMONDO FURANSHISU TEIRAA
Application Number:
JP16828589A
Publication Date:
May 06, 1998
Filing Date:
June 29, 1989
Export Citation:
Assignee:
UESUCHINGUHAUSU EREKUTORITSUKU CORP
International Classes:
B09B3/00; C21B11/00; C21B13/00; C21B13/12; C21C1/02; C21C1/08; C22B7/00; C22B9/00; F23G5/00; F27B1/08; F27B1/09; (IPC1-7): C21C1/08; B09B3/00; C21B11/00; C21B13/00; C21C1/02; C22B7/00; F23G5/00
Domestic Patent References:
| JP6342351A | ||||
| JP62228872A | ||||
| JP629656B2 | ||||
| JP622602B2 |
Attorney, Agent or Firm:
Koichiro Kato (1 person outside)