Title:
気泡分散装置およびインペラー
Document Type and Number:
Japanese Patent JP7109014
Kind Code:
B2
Abstract:
Provided is an air bubble dispersion device and an impeller that can efficiently separate air bubbles. Provided is an air bubble dispersion device (1) that blows purified gas into a molten metal (M), wherein the device is characterized by including: a rotating shaft (10) provided with a through-hole (11) through which the purified gas is supplied; and an impeller (20) attached to a bottom end of the rotating shaft (10). The device is also characterized in that the impeller (20) includes: a center body part (21) that includes a gas spray hole (24) that communicates with the through-hole (11); a plurality of blade parts (22, 22...) that are arranged at equal intervals in the circumferential direction of the impeller (20) and that are inclined with respect to the axial direction of the impeller (20); and an air bubble guiding part (23) that covers a gap between adjacent blade parts (22, 22).
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Inventors:
Suzuki Airi
Takuya Yamamoto
Masaya Shigemitsu
Ryosuke Taniguchi
Ishiwatari Hosei
Komarov Sergei
Takuya Yamamoto
Masaya Shigemitsu
Ryosuke Taniguchi
Ishiwatari Hosei
Komarov Sergei
Application Number:
JP2022513819A
Publication Date:
July 29, 2022
Filing Date:
April 09, 2020
Export Citation:
Assignee:
NIPPON LIGHT METAL COMPANY,LTD.
Tohoku University
Tohoku University
International Classes:
C22B21/06; C22B9/05; F27D27/00
Domestic Patent References:
| JP2015089957A | ||||
| JP2000309829A | ||||
| JP2018178205A | ||||
| JP4123250U | ||||
| JP2015183196A | ||||
| JP2004162102A |
Foreign References:
| US6689310 |
Attorney, Agent or Firm:
Isono International Patent and Trademark Office