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Patent Searching and Data


Title:
HEAT TREATMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/163155
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a heat treatment device (1) which can stably perform heat treatment by appropriately performing burnout. Inside of the heat treatment device (1), a heater chamber (7) which has a heater (13) and a heat treatment chamber (6) for thermally treating and vacuum carburizing an object to be treated (W) are arranged adjacently to one another, and a muffle plate (5) partitions between the heater chamber (7) and the heat treatment chamber (6). In the heater chamber (7) and the heat treatment chamber (6), gas inlets (19, 20) are provided which introduce burnout gas independently from one another.

Inventors:
KATSUMATA Kazuhiko (12-32, Konan 2-chome, Minato-k, Tokyo 75, 〒1080075, JP)
ISOMOTO Kaoru (12-32, Konan 2-chome, Minato-k, Tokyo 75, 〒1080075, JP)
NAGATA Takahiro (12-32, Konan 2-chome, Minato-k, Tokyo 75, 〒1080075, JP)
NAKAYAMA Akira (12-32, Konan 2-chome, Minato-k, Tokyo 75, 〒1080075, JP)
SHIMIZU Yuusuke (12-32, Konan 2-chome, Minato-k, Tokyo 75, 〒1080075, JP)
NISHITANI Gen (12-32, Konan 2-chome, Minato-k, Tokyo 75, 〒1080075, JP)
Application Number:
JP2015/061090
Publication Date:
October 29, 2015
Filing Date:
April 09, 2015
Export Citation:
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Assignee:
IHI CORPORATION (1-1 Toyosu 3-chome, Koto-ku Tokyo, 10, 〒1358710, JP)
IHI MACHINERY AND FURNACE CO., LTD. (12-32, Konan 2-chome Minato-k, Tokyo 75, 〒1080075, JP)
International Classes:
F27B5/05; C21D1/06; C21D1/773; C23C8/20; F27B5/14; F27B5/16; F27D7/02
Foreign References:
JP2005325371A2005-11-24
JPS5698468A1981-08-07
JPS58130270A1983-08-03
JP2009052838A2009-03-12
Attorney, Agent or Firm:
TERAMOTO Mitsuo et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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