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Title:
PATCHING REFRACTORY
Document Type and Number:
WIPO Patent Application WO/2019/031297
Kind Code:
A1
Abstract:
[Problem] To reduce the construction period associated with the use of an unshaped refractory applied to the lining of a waste treatment furnace or a coal gasification furnace. [Solution] Provided is a chromium-free patching refractory which is applied to the lining of a waste treatment furnace or a coal gasification furnace. This patching refractory contains refractory raw materials including 80-95 mass% of an alumina raw material and 3-10 mass% of a zirconia raw material having a particle size of less than 75 μm with respect to 100 mass% of the refractory raw materials. The patching refractory additionally contains 2-8 mass% of aluminum phosphate as a binder with respect to the refractory raw materials.

Inventors:
TSUDA, Hideyuki (1-1 Higashihama-machi, Yahatanishi-ku, Kitakyushu-sh, Fukuoka 86, 〒8068586, JP)
Application Number:
JP2018/028544
Publication Date:
February 14, 2019
Filing Date:
July 31, 2018
Export Citation:
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Assignee:
KROSAKIHARIMA CORPORATION (1-1 Higashihama-machi, Yahatanishi-ku Kitakyushu-sh, Fukuoka 86, 〒8068586, JP)
International Classes:
C04B35/66; F27D1/00
Domestic Patent References:
WO2013179409A12013-12-05
Foreign References:
JP2004352600A2004-12-16
JP2005213120A2005-08-11
JP2000281455A2000-10-10
JPH09268051A1997-10-14
Attorney, Agent or Firm:
EIWA PATENT FIRM (Hakata-Shin-mitsui bldg, 4F 1-1-1, Hakataekimae, Hakata-ku, Fukuoka-sh, Fukuoka 11, 〒8120011, JP)
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