Powder grinding method and powder grinding machine

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United States of America Patent

PATENT NO 11045815
APP PUB NO 20200156081A1
SERIAL NO

16071275

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A powder pulverization device is provided. The device includes a hermetically sealed pulverization container, a powder introduction mechanism having an introduction inlet opened inwardly to the pulverization container, and introducing powder to be pulverized to the introduction inlet, a powder pulverization mechanism disposed at a portion below the introduction inlet in the pulverization container, and a classification device disposed at a portion above the introduction inlet in the pulverization container for screening pulverized powder and leading the screened powder out from the pulverization container. An inner wall of the pulverization container is covered with a porous lining material and each hole of the lining material communicates with an air supply via a gap between the inner wall and the lining material.

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Patent Owner(s)

  • SAKAI CHEMICAL INDUSTRY CO. LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Okita, Hiromasa Sakai, JP 3 7
Tsuda, Koichi Sakai, JP 32 51

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