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Patent Searching and Data


Title:
HIGH TEMPERATURE HEATING FURNACE
Document Type and Number:
Japanese Patent JPH10267547
Kind Code:
A
Abstract:

To avoid concentration of stress at a joint due to thermal expansion by an arrangement wherein each frame member constituting a thermal insulation material case of graphite has at least one free end in the longitudinal direction.

The longitudinal member 41 of a thermal insulation material case is supported, on the side face thereof, by guide members 47a, 47b having U-shaped cross-section made of stainless steel, or the like, secured to the drum part 10 of a furnace container 1 and, on the lower surface thereof, by a supporting member 47c secured to the drum part 10 such that the upper end side will be free end. The upper and lower surface members 42, 43 of the thermal insulation material case is supported, on one side face thereof, by internally threaded members 47d, 47f secured to the lower or upper cover 11 or 12 of container through graphite clamping members 45, 46 and, on the other side face and lower surface thereof, by supporting members 47e, 47g made of stainless steel, or the like, secured to the lower or upper cover 11 or 12 of container drum part 10 such that the other end side will be free end. According to the structure, concentration of stress to a joint can be avoided.


Inventors:
Omi, Tadahiro
Ezaki, Saishirou
Fujita, Fusao
Yamamoto, Shigeru
Application Number:
JP1997000087722
Publication Date:
October 09, 1998
Filing Date:
March 21, 1997
Export Citation:
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Assignee:
MITSUI ENG & SHIPBUILD CO LTD
ADO MATSUPU:KK
FUJI DENPA KOGYO KK
International Classes:
C23C16/44; F27B17/00; (IPC1-7): F27B17/00; C23C16/44
Attorney, Agent or Firm:
森 治 (外1名)