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Patent Searching and Data


Title:
HEATING FURNACE
Document Type and Number:
WIPO Patent Application WO/2020/121789
Kind Code:
A1
Abstract:
This heating furnace (1) comprises: a heating furnace body (11) equipped with an accommodating chamber (111) capable of accommodating an object to be heated; a heater (112) capable of heating the inside of the accommodating chamber (111) to an annealing point set for annealing the object to be heated; a gas supply source (21) disposed outside the heating furnace body (11); and a pipeline (22) having a pipeline body (221) that is disposed within the accommodating chamber (111) and heated by the heater (112), the pipeline body (221) holding a gas supplied from the gas supply source (21) and heating the gas to the annealing point, and a discharge outlet (222) that is formed at the end of the pipeline body (221) and opens within the accommodating chamber (111), the discharge outlet (222) discharging gas heated to the annealing point into the accommodating chamber (111).

Inventors:
TAKAGI SHIN (JP)
NAKAHAMA MASATO (JP)
HONJI HIRONORI (JP)
ICHINOSE JUN (JP)
Application Number:
PCT/JP2019/045890
Publication Date:
June 18, 2020
Filing Date:
November 22, 2019
Export Citation:
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Assignee:
OLYMPUS CORP (JP)
International Classes:
C03B25/02; F27B5/16; F27D7/02; F27D7/06
Domestic Patent References:
WO2014203733A12014-12-24
Foreign References:
JP2002299273A2002-10-11
JPH0468522A1992-03-04
JP2010265124A2010-11-25
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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