Title:
CONTINUOUS CASTING STOPPER AND CONTINUOUS CASTING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/137722
Kind Code:
A1
Abstract:
The purpose of the present invention is to increase the precision with which the back pressure in the vicinity of a gas discharge section in a continuous casting stopper is ascertained and managed. A continuous casting stopper comprising a vertically-oriented cavity 2 for conveying gas in the center portion thereof is provided with one or a plurality of gas discharge holes 4 penetrating from the cavity 2 to the exterior through a tip center portion or a side surface of a reduced-diameter area, which includes a fitting portion 3 fitting to a nozzle 20 thereunder, and is further provided with a pressure control component 5 located in the portion of the cavity 2 above the gas discharge holes 4.
Inventors:
FUKUNAGA SHINICHI (JP)
KAKU TOSHIO (JP)
FURUKAWA HIROKI (JP)
OKADA TAKUYA (JP)
KAKU TOSHIO (JP)
FURUKAWA HIROKI (JP)
OKADA TAKUYA (JP)
Application Number:
PCT/JP2019/049519
Publication Date:
July 02, 2020
Filing Date:
December 18, 2019
Export Citation:
Assignee:
KROSAKIHARIMA CORP (JP)
International Classes:
B22D11/18; B22D41/18
Foreign References:
| US4706944A | 1987-11-17 | |||
| US20110260092A1 | 2011-10-27 | |||
| US20120001372A1 | 2012-01-05 | |||
| JP2002530200A | 2002-09-17 | |||
| JPH026040A | 1990-01-10 | |||
| JPH0381061A | 1991-04-05 | |||
| JP2013043199A | 2013-03-04 |
Other References:
See also references of EP 3903963A4
Attorney, Agent or Firm:
EIWA PATENT FIRM (JP)
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