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Patent Searching and Data


Title:
ALUMINA FIBER BLOCK AND FURNACE USING THE SAME
Document Type and Number:
Japanese Patent JP2002302856
Kind Code:
A
Abstract:

To provide an alumina fiber block having small joint openings, and excellent in heat resistance and thermal insulation performance, and a furnace using the same.

The furnace is constructed with a block which has been produced by laminating and compressing an aggregate of alumina fibers having the content of alumina of ≥70 wt.%. The alumina fiber contains shots having particle diameters of ≥45 μm in an amount of ≤15 wt.%, and has an average fiber diameter of ≤6 μm. The bulkiness of the block is 0.08-0.13 g/cm3.


Inventors:
MISU YASUO
YUMOTO TAKAHIRO
NEMOTO KOJI
Application Number:
JP2001103226A
Publication Date:
October 18, 2002
Filing Date:
April 02, 2001
Export Citation:
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Assignee:
TOSHIBA MONOFRAX
International Classes:
F23M5/00; D04H1/4209; (IPC1-7): D04H1/42; F23M5/00
Attorney, Agent or Firm:
Toru Tanabe