Title:
GRINDING SYSTEM AND METHOD FOR SLAG
Document Type and Number:
WIPO Patent Application WO/2020/010934
Kind Code:
A1
Abstract:
Provided is a grinding system for slag. The system comprises: a coarse crushing unit (100), the coarse crushing unit comprising a slag bin (110), a first feeder (120), and a coarse crusher (130) connected in sequence, the slag bin being provided with a grid screen (11); a secondary fine crushing unit (200), the secondary fine crushing unit comprising a secondary crushing surge bin (210), a second feeder (220), a secondary crusher (230), a vibrating sieve (240), a storage bin (250), a third feeder (260), and a fine crusher (270) connected in sequence, the vibrating sieve being disposed at the top of the storage bin, a surge bin (251) and a fine-ore bin (252) being defined in the storage bin, the surge bin being connected to the oversize outlet of the vibrating sieve, the fine-ore bin being connected to the undersize outlet of the vibrating sieve, and the secondary crushing surge bin being connected to the coarse crusher and the secondary crusher; and an ore grinding unit (300), the ore grinding unit comprising a fourth feeder (310), a ball mill (320), a pump sump (330), a slurry pump (340), and a cyclone (350) connected in sequence, the fourth feeders being connected to the fin-ore bin. Also provided is a grinding method for slag.
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Inventors:
YANG SHAOYAN (CN)
HE RONGQUAN (CN)
GAO LIQIANG (CN)
SUN MINGJUN (CN)
LI SHUFEI (CN)
MEI ZHI (CN)
HE RONGQUAN (CN)
GAO LIQIANG (CN)
SUN MINGJUN (CN)
LI SHUFEI (CN)
MEI ZHI (CN)
Application Number:
PCT/CN2019/088537
Publication Date:
January 16, 2020
Filing Date:
May 27, 2019
Export Citation:
Assignee:
CHINA ENFI ENG CORP (CN)
International Classes:
B02C21/00
Foreign References:
| CN108745593A | 2018-11-06 | |||
| CN208810266U | 2019-05-03 | |||
| CN101940972A | 2011-01-12 | |||
| CN203459131U | 2014-03-05 | |||
| CN103418481A | 2013-12-04 |
Other References:
MURAL, A.L. ET AL.: "GRINDING CIRCUIT DESIGN AND DEVICE", vol. 52, 30 September 1990, ISBN: 7-5024-0624-7, pages: 59 - 60
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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