Title:
CYCLONE DUST COLLECTING DEVICE, AND DUST COLLECTION METHOD EMPLOYING CYCLONE DUST COLLECTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/210345
Kind Code:
A1
Abstract:
A cyclone dust collecting device 1 collects dust DT from treated gas TG containing the dust DT, and is provided with a dust separating portion 3 which separates the dust from the treated gas TG by causing the treated gas TG to swirl with a swirl axis in a lateral direction, a dust recovery portion 4 which is linked to an outlet side of the dust separating portion 3, and which recovers the dust DT separated by means of the swirling of the treated gas TG brought about by the dust separating portion 3, and a gas recovery portion 5 which has an inlet installed in the dust recovery portion 4, and which recovers the treated gas TG from which the dust DT has been separated, wherein a first ratio L/Dout between a distance L from the outlet of the dust separating portion 3 to the inlet of the gas recovery portion 5 and an outlet diameter Dout of the dust separating portion 3 is 0.4 to 1.0 inclusive.
Inventors:
KAWASHIMA TOMOYUKI (JP)
KOBAYASHI AKIHIRO (JP)
OZAWA NORIKO (JP)
KOBAYASHI AKIHIRO (JP)
OZAWA NORIKO (JP)
Application Number:
PCT/JP2022/014337
Publication Date:
October 06, 2022
Filing Date:
March 25, 2022
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
B04C3/00; B01D45/12; F27D17/00
Foreign References:
| US6280502B1 | 2001-08-28 | |||
| JPH0278412A | 1990-03-19 | |||
| JPH0278455A | 1990-03-19 | |||
| JPH10128024A | 1998-05-19 |
Attorney, Agent or Firm:
KUMASAKA Akira et al. (JP)
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