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Title:
HEAT INSULATING PROTECTIVE MEMBER, METHOD FOR MANUFACTURING SAME, METHOD FOR INSTALLING SAME, IN-FURNACE MEMBER, AND HEATING FURNACE
Document Type and Number:
WIPO Patent Application WO/2021/014989
Kind Code:
A1
Abstract:
This heat insulating protective member comprising an inorganic fiber formed body having a hollow cylindrical shape or a divided hollow cylindrical shape is characterized in that the inorganic fiber formed body has an inner peripheral surface (c) forming a hollow, and an outer peripheral surface (a) forming an outer periphery, and the bulk density increases toward the outer peripheral surface (c).

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Inventors:
YANO AKIHIRO (JP)
KOBAYASHI TOMOYUKI (JP)
SUZUKI MITSUO (JP)
Application Number:
PCT/JP2020/026892
Publication Date:
January 28, 2021
Filing Date:
July 09, 2020
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
F16L59/02; C21D1/00; F27D1/00; F27D1/14; F27D3/02
Domestic Patent References:
WO2017195606A12017-11-16
Foreign References:
JPH0259411A1990-02-28
JPS63129080A1988-06-01
JP2005171466A2005-06-30
JPS5554793A1980-04-22
JP2009019762A2009-01-29
JP2016079776A2016-05-16
JPS6458987A1989-03-06
JPS5443361A1979-04-05
JPH02258245A1990-10-19
CN107830311A2018-03-23
JP2014005173A2014-01-16
JP2004043918A2004-02-12
JP2019133919A2019-08-08
Other References:
See also references of EP 4001729A4
Attorney, Agent or Firm:
SHIGENO, Tsuyoshi et al. (JP)
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