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Title:
HEATING FURNACE
Document Type and Number:
Japanese Patent JP2008241194
Kind Code:
A
Abstract:

To provide a heating furnace having a heat reflecting plate usable at a high temperature and suppressing heat transfer along an external wall by heat conduction because a reflection factor falls greatly due to oxidation at the high temperature although a metal plate with a large reflection factor is usable as the heat reflecting plate of the heating furnace.

The heating furnace has the heat reflecting plate improved in the reflection factor of specific wavelength by forming, on the surface, a micro structure 1 laminated to have in-plane periodicity and lamination periodicity by controlling the grain diameter and arrangement method of ceramic grains.


Inventors:
ASAOKA NAOHIRO
TSUJI YUICHIRO
TAKIMOTO HIROTAKA
FURUYA IZUMI
MIYAZAKI KOJI
KIHARA MASAHIRO
Application Number:
JP2007084825A
Publication Date:
October 09, 2008
Filing Date:
March 28, 2007
Export Citation:
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Assignee:
HITACHI LTD
KYUSHU INST TECHNOLOGY
International Classes:
F27D1/00; F27B5/08
Domestic Patent References:
JPS58131400U1983-09-05
JP2008003283A2008-01-10
Foreign References:
WO2002072343A12002-09-19
WO2002072343A12002-09-19
Other References:
JPN6013046484; 木原正裕ら: '大面積微粒子積層構造の熱ふく射特性' 日本伝熱シンポジウム講演論文集(CD-ROM) Vol.43rd, 2006, Page.B352
JPN6013046483; 木原正裕ら: 'シリカ微粒子周期構造の熱ふく射透過特性' Thermophys Prop Vol.27th, 20061007, Page.27-29
Attorney, Agent or Firm:
Polaire Patent Business Corporation