Title:
STEEL ADDITIVE
Document Type and Number:
Japanese Patent JP3909993
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a steel additive excellent in a balance of high desulfurizing performance, high safety and the noncorrosiveness of a furnace material.
SOLUTION: This steel additive contains inorganic powder of 90 to 99% and carbon black powder of 0.032 mm or less by 1 to 10%, and the inorganic powder is composed of 10 to 94% CaO, 3 to 87% CaCN2 and inorganic substance other than CaO, CaCN2 and 0.032 mm or less carbon black powder by 3 to 87%.
Inventors:
Yuki Masanobu
Kaga Tetsuo
Kaga Tetsuo
Application Number:
JP2000004649A
Publication Date:
April 25, 2007
Filing Date:
January 13, 2000
Export Citation:
Assignee:
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
International Classes:
C21C1/02; (IPC1-7): C21C1/02
Domestic Patent References:
| JP11158523A | ||||
| JP55028305A | ||||
| JP54155919A | ||||
| JP55062111A | ||||
| JP2000109921A | ||||
| JP2001181722A |
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