Title:
HEAT TREATMENT FURNACE AND HEAT TREATMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2023/074660
Kind Code:
A1
Abstract:
The present disclosure is aimed at providing a heat treatment furnace and a heat treatment method that have sufficient performance in terms of the atmosphere gas in the heat treatment furnace and that can reduce the amount of carbon-based gas emissions. A heat treatment furnace according to one aspect of the present disclosure performs heat treatment by heating an object to be heat treated and is provided with an atmosphere gas supply device that generates a converted gas by reacting a hydrocarbon gas and nitrogen gas containing 1-15 vol% of oxygen gas as a combustion-supporting gas for the hydrocarbon gas and supplies the converted gas as an atmosphere gas into the heat treatment furnace.
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Inventors:
TAKAHASHI SHINICHI (JP)
TAKAHASHI KENSUKE (JP)
KANDA KIICHI (JP)
OSHITA HIROSHI (JP)
TAKAHASHI KENSUKE (JP)
KANDA KIICHI (JP)
OSHITA HIROSHI (JP)
Application Number:
PCT/JP2022/039635
Publication Date:
May 04, 2023
Filing Date:
October 25, 2022
Export Citation:
Assignee:
KANTO YAKIN KOGYO CO LTD (JP)
International Classes:
F27D7/02; C21D1/74; F27D7/06
Foreign References:
| JPS5443110A | 1979-04-05 | |||
| JP2018162475A | 2018-10-18 | |||
| JP2011074421A | 2011-04-14 | |||
| JPS5582727A | 1980-06-21 |
Attorney, Agent or Firm:
YAMAZAKI Akihiro (JP)
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