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Title:
FIRING FURNACE AND METHOD FOR PRODUCING NON-OXIDE CERAMIC SINTERED COMPACT
Document Type and Number:
Japanese Patent JP2004231463
Kind Code:
A
Abstract:

To provide a firing furnace which requires only a small maintenance work and in which a dewaxing process and a sintering process can be performed for producing a sintered compact having a constant quality, and to provide a production method thereof using the firing furnace.

The firing furnace has a chamber which can be closed, a heating chamber which is provided in the chamber and has a heater, a first exhaust tube connected to the chamber, a first vacuum pump connected to the first exhaust tube, a second exhaust tube directly connected to the heating chamber, and a collecting apparatus for collecting binder components in the exhaust gas and a second vacuum pump which are connected to the second exhaust tube. The method for producing the non-oxide ceramic sintered compact comprises a process for continuously performing the dewaxing process and the sintering process by using the firing furnace.


Inventors:
MATSUDA HIROTO
MORI TAKESHI
NOBORI KAZUHIRO
Application Number:
JP2003021739A
Publication Date:
August 19, 2004
Filing Date:
January 30, 2003
Export Citation:
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Assignee:
NGK INSULATORS LTD
International Classes:
C04B35/581; C04B35/638; C04B35/64; F27B5/04; F27B5/14; F27B5/16; F27B5/18; F27D17/00; (IPC1-7): C04B35/64; C04B35/581; C04B35/638; F27B5/04; F27B5/14; F27B5/16; F27B5/18; F27D17/00
Attorney, Agent or Firm:
Nakamura Tomoyuki
Hidekazu Miyoshi
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Suzuki Isobe
Koichiro Takahisa