Title:
MUD FOR TAP HOLE OF BLAST FURNACE
Document Type and Number:
WIPO Patent Application WO/1992/015537
Kind Code:
A1
Abstract:
A mud that provides a work environment improvement as the characteristics of a resinous mud for the tap hole of a blast furnace, improves the adhesiveness with a mud piled in the furnace at high temperature as a shortcoming and can increase the depth of the tap hole. This mud is characterized in that 8-20 wt% of a solution of novolack phenol resin having a specified number average molecular weight is blended with the conventional heat-resistant aggregate for the mud as a binder for caking.
Inventors:
OHARA KENGO (JP)
OMORI HIRAO (JP)
MICHIHIRO OSAMU (JP)
SUGA MAKOTO (JP)
SHIMOMURA KOUJI (JP)
KOUDA TOSHITAKE (JP)
OCHIAI YUJI (JP)
OMORI HIRAO (JP)
MICHIHIRO OSAMU (JP)
SUGA MAKOTO (JP)
SHIMOMURA KOUJI (JP)
KOUDA TOSHITAKE (JP)
OCHIAI YUJI (JP)
Application Number:
PCT/JP1992/000264
Publication Date:
September 17, 1992
Filing Date:
March 05, 1992
Export Citation:
Assignee:
SHINAGAWA REFRACTORIES CO (JP)
International Classes:
C04B35/634; C04B35/66; C21B7/12; F27B1/21; F27D3/15; (IPC1-7): C04B35/66
Foreign References:
| JPS62197348A | 1987-09-01 | |||
| JPS5551767A | 1980-04-15 | |||
| JPS5292803A | 1977-08-04 |
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