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Title:
MANUFACTURING METHOD AND MANUFACTURING EQUIPMENT FOR THICK STEEL PLATE
Document Type and Number:
WIPO Patent Application WO/2023/042545
Kind Code:
A1
Abstract:
The objective of the present invention is to provide manufacturing equipment and a manufacturing method with which a film boiling state can be maintained at as low a temperature as possible without increasing ancillary equipment and without extra energy consumption.　In this manufacturing method for a thick steel plate that carries out water-cooling of the thick steel plate, a water cooling device having a plurality of sets comprising at least one pair of upper and lower cooling water spray nozzles arranged along the transport direction of the thick steel plate is used to carry out water-cooling of the thick steel plate while the cooling water spraying speed of the cooling water spray nozzles is 0.4 m/s to 30 m/s.

Inventors:
NOJIMA YUSUKE (JP)
TAMURA YUTA (JP)
UEOKA SATOSHI (JP)
HIRANO TAKAHIRO (JP)
MIURA KEN (JP)
KURIMOTO ATSUSHI (JP)
Application Number:
PCT/JP2022/028414
Publication Date:
March 23, 2023
Filing Date:
July 21, 2022
Export Citation:
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Assignee:
JFE STEEL CORP (JP)
International Classes:
B21B45/02; B21B38/00; B21B45/06; B21C51/00; C21D1/00
Domestic Patent References:
WO2010114083A12010-10-07
WO2010110473A12010-09-30
WO2019087805A12019-05-09
Foreign References:
JP2019505388A2019-02-28
JP2016163898A2016-09-08
JPH1017980A1998-01-20
JP2005313223A2005-11-10
JP2005154841A2005-06-16
JPS5871339A1983-04-28
JPH10300301A1998-11-13
Other References:
"Power Reactor and Nuclear Fuel Development Corporation", VAPOR EXPLOSION PHENOMENON RELATED TO SAFETY ASSESSMENT OF NUCLEAR REACTOR, February 1980 (1980-02-01)
Attorney, Agent or Firm:
KUMASAKA Akira et al. (JP)
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