Title:
DEVICE AND METHOD FOR SCREW-TYPE SUPPLY OF FINE POWDER RAW MATERIAL
Document Type and Number:
WIPO Patent Application WO/2013/161998
Kind Code:
A1
Abstract:
The purpose of the present invention is to fix, with annular fixing brackets, a screen wound about the outer periphery of a cylindrical receiving member having a gas exhaust port, and prevent a fine powder raw material from leaking out to the exterior. This device and method for screw-type supply of a fine powder raw material are a configuration and method including a screen (5) wound about the outer periphery of a cylindrical receiving member (21), and a plurality of annular fixing brackets (23) for attaching the screen (5) to the cylindrical receiving member (21), the gap (D) between the screen (5) and the outer diameter of a screw (2) being 1 to 10 mm, and only gas that has been separated from the fine powder raw material being discharged to the exterior from a gas exhaust port (20), whereas the fine powder raw material is supplied into a cylinder (1a) without leaking out to the exterior from the screen (5).
Inventors:
SHIMIZU YOHEI (JP)
KAKIZAKI JUN (JP)
IWAMOTO YOSHIHIKO (JP)
KAKIZAKI JUN (JP)
IWAMOTO YOSHIHIKO (JP)
Application Number:
PCT/JP2013/062391
Publication Date:
October 31, 2013
Filing Date:
April 26, 2013
Export Citation:
Assignee:
JAPAN STEEL WORKS LTD (JP)
International Classes:
B29C31/04; B29C48/285; B29C48/385; B29C48/40; B29C48/67; B29C48/69; B29C48/76
Foreign References:
| JP2002210805A | 2002-07-31 | |||
| JP2003071831A | 2003-03-12 | |||
| JPH10100144A | 1998-04-21 | |||
| JP2010131912A | 2010-06-17 | |||
| JP3712185B2 | 2005-11-02 |
Other References:
See also references of EP 2810757A4
Attorney, Agent or Firm:
SOGA, Michiharu et al. (JP)
Michiharu Soga (JP)
Michiharu Soga (JP)
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