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 (JP)
Application Number:
PCT/JP2018/028544
Publication Date:
February 14, 2019
Filing Date:
July 31, 2018
Export Citation:
Assignee:
KROSAKIHARIMA CORP (JP)
International Classes:
C04B35/66; F27D1/00
Domestic Patent References:
| WO2013179409A1 | 2013-12-05 |
Foreign References:
| JP2004352600A | 2004-12-16 | |||
| JP2005213120A | 2005-08-11 | |||
| JP2000281455A | 2000-10-10 | |||
| JPH09268051A | 1997-10-14 |
Attorney, Agent or Firm:
EIWA PATENT FIRM (JP)
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