Title:
A HIGH EFFECTIVE GRINDING ELEMENT
Document Type and Number:
WIPO Patent Application WO/2003/070372
Kind Code:
A1
Abstract:
The present invention relates to an improved grinding element. Its shape is three-dimensional shaped, whose upside are symmetrical four pyramids with quadrate surfaces. The number of said surfaces of the grinding element adds up ten. The middle cross section of the element is the biggest. The product has the advantage of high efficiency, big packing density, abundant contact between the grinding bodies, short grinding period, low production consumption, high economic profit and social profit. The present invention is used for grinding articles in a grinding device and is used in the all vocations in which the powder material needs to be ground, such as pottery, cement, glass, chemical industry and medicine etc.
Inventors:
DING MINXIU (CN)
Application Number:
PCT/CN2002/000104
Publication Date:
August 28, 2003
Filing Date:
February 20, 2002
Export Citation:
Assignee:
DING MINXIU (CN)
International Classes:
B02C17/20; (IPC1-7): B02C17/20
Foreign References:
| US4634062A | 1987-01-06 | |||
| US2431870A | 1947-12-02 | |||
| CN1129147A | 1996-08-21 |
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (Great Eagle Centre 23 Harbour Roa, Wanchai Hong Kong, CN)
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