Title:
HEAT TREATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/178334
Kind Code:
A1
Abstract:
The present invention is characterized by inexpensively treating ammonia gas contained in an exhaust gas having undergone a nitriding process without performing burning, and without adsorption by using an adsorption agent, etc. A vacuum carburizing treatment device (A) according to the present disclosure has: a heating furnace (1) that heats an object to be processed (W); an ammonia gas supplying device (2) that supplies, to the heating furnace (1), ammonia gas for performing the nitriding process on the object to be processed (W); and a pyrolytic furnace (3) that pyrolyzes the ammonia gas discharged from the heating furnace (1) after the nitriding process.
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Inventors:
KATSUMATA KAZUHIKO (JP)
Application Number:
PCT/JP2016/056964
Publication Date:
November 10, 2016
Filing Date:
March 07, 2016
Export Citation:
Assignee:
IHI CORP (JP)
IHI MACHINERY & FURNACE CO LTD (JP)
IHI MACHINERY & FURNACE CO LTD (JP)
International Classes:
F27D17/00; C21D1/06; C21D1/76; C23C8/26
Foreign References:
| JP2009186140A | 2009-08-20 | |||
| JPH10306364A | 1998-11-17 | |||
| JP2012192349A | 2012-10-11 | |||
| JPH03105194A | 1991-05-01 |
Other References:
See also references of EP 3290844A4
Attorney, Agent or Firm:
TERAMOTO Mitsuo et al. (JP)
Mitsuo Teramoto (JP)
Mitsuo Teramoto (JP)
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