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Patent Searching and Data


Title:
THERMAL TREATMENT DEVICE OF CARBON MATERIAL GRANULE AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/131350
Kind Code:
A1
Abstract:
Provided are a thermal treatment device of carbon material granules and a method therefor which are capable of thermally treating carbon material granules continuously for a long period of time and uniformly at high temperatures without any changes in the degree of filling of the carbon material granules or turbulence in the fluidity or without clogging inside a furnace caused thereby, and are capable of improving productivity and workability. The present invention comprises a supply part 10 which is provided above a furnace body 21 and supplies carbon material granules A into the furnace body 21. The supply part 10 includes a distribution hopper 12 which distributes the carbon material granules A, multiple feeders 13 which are provided below the distribution hopper 12 and have a function to remove fine powder from each of the distributed carbon material granules A, and multiple raw material bottles 14 which are provided respectively below the feeders 13, allow the carbon material granules A from which fine powder has been removed to descend therethrough, and supply the carbon material granules A to the furnace body 21. The multiple raw material bottles 14 are arranged equidistant from each other and concentrically about the central axis of the furnace body 21.

Inventors:
TODA SHINJIRO (JP)
SUZUKI HIRONAGA (JP)
KABA YUICHI (JP)
GOTO NOBUMOTO (JP)
Application Number:
PCT/JP2020/041611
Publication Date:
July 01, 2021
Filing Date:
November 06, 2020
Export Citation:
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Assignee:
NIPPON ELECTRODE CO LTD (JP)
International Classes:
C01B32/05; C01B32/205; F27B1/08; F27D3/10
Foreign References:
JP2015189645A2015-11-02
JP2014097909A2014-05-29
JP2002173309A2002-06-21
JP2000034111A2000-02-02
US5354345A1994-10-11
Attorney, Agent or Firm:
KIUCHI, Mitsuharu et al. (JP)
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