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Title:
HIGH-PRESSURE HEAT TREAT FURNACE
Document Type and Number:
Japanese Patent JP2005121308
Kind Code:
A
Abstract:

To provide a high-pressure heat treat furnace, which has a high cooling capacity to enable the shortening of the cycle time, and a simple and economical structure.

This high-pressure heat treatment furnace comprises a pressure vessel 3 including a furnace container 1 and a furnace lid 2 for closing the furnace container 1, the internal pressure of which is controllable; a heat insulating wall 6 provided within the pressure vessel 3 and opened to the furnace lid 2 to form a heating chamber 11 for storing a matter 7 to be treated in the inner part; a heat insulating lid 8 driven so as to open and close the opening part of the heat insulating wall 6; a heater 10 provided in the heating chamber 11 to heat the matter 7 to be treated; and a plurality of cooling fins 13 provided on the inner surface of the furnace lid 2 to cool a gas 18 in the pressure container 3.


Inventors:
Suzuki, Akira
Ishikawa, Hirotoshi
Hamada, Tatsuya
Kiya, Noboru
Nagai, Noriaki
Application Number:
JP2003000357462
Publication Date:
May 12, 2005
Filing Date:
October 17, 2003
Export Citation:
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Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND CO LTD
ISHIKAWAJIMA IWAKUNI SEISAKUSHO:KK
International Classes:
F27B17/00; F27B5/04; F27B5/14; F27D7/06; F27D9/00; F27B5/16; (IPC1-7): F27D9/00; F27B17/00; F27D7/06