Title:
REFRACTORY FOR CASTING STEEL, AND PLATE FOR SLIDING NOZZLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/155030
Kind Code:
A1
Abstract:
The objective of the present invention is to form efficiently and either sufficiently or optimally on the surface of a refractory a surface compacted layer that is robust and has a high slag infiltration suppressing capability. This refractory for casting steel contains at least 1% by mass of free carbon and at least 2% by mass and at most 15% by mass of aluminum components as metal, and contains a refractory material as the main component of the remaining portion, and is characterized in having a gas permeability at least equal to 1 × 10-16m2 and at most equal to 15×10-16m2.
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| WO/2000/078484 | ARTICLE FORMED FROM CARBON-BONDED REFRACTORY MATERIAL |
| JPH04149073 | FILLER FOR TAP HOLE IN MOLTEN METAL VESSEL |
| JPS5433830 | PLATE FOR SLIDING NOZZLE |
Inventors:
MAKINO TAROU (JP)
NOAI SHUUJI (JP)
AKAMINE KEIICHIROU (JP)
NOAI SHUUJI (JP)
AKAMINE KEIICHIROU (JP)
Application Number:
PCT/JP2018/001642
Publication Date:
August 30, 2018
Filing Date:
January 19, 2018
Export Citation:
Assignee:
KROSAKIHARIMA CORP (JP)
International Classes:
B22D41/32; B22D11/10; C04B35/101
Domestic Patent References:
| WO2015129745A1 | 2015-09-03 |
Foreign References:
| JPH11199313A | 1999-07-27 | |||
| JPS55107749A | 1980-08-19 |
Attorney, Agent or Firm:
EIWA PATENT FIRM (JP)
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