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Patent Searching and Data


Title:
PROCESS FOR SORTING DIFFICULT-TO-SORT THERMAL COAL
Document Type and Number:
WIPO Patent Application WO/2020/155422
Kind Code:
A1
Abstract:
Provided is a process for suitable for sorting difficult-to-sort thermal coal, comprising: A. dry sorting more than 50 mm, and crushing medium coal and performing a re-sorting operation; B. wet sorting 13-50 mm, and crushing medium coal and them performing a re-sorting operation; C. wet sorting 3-13 mm, and crushing medium coal and performing a re-sorting operation; D. wet sorting 1-3 mm, and performing pressure filtration of 0-1 mm and silt coal operations.

Inventors:
GUI XIAHUI (CN)
LI MING (CN)
XING YAOWEN (CN)
XIA YANGCHAO (CN)
CAO YIJUN (CN)
LIU JIONGTIAN (CN)
XIA LINGYONG (CN)
LIU TAISHUN (CN)
CHENG HONGZHI (CN)
WEI CHANGJIE (CN)
TONG SHUNZENG (CN)
Application Number:
PCT/CN2019/083664
Publication Date:
August 06, 2020
Filing Date:
April 22, 2019
Export Citation:
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Assignee:
UNIV CHINA MINING (CN)
KAILUAN (GROUP) CO LTD (CN)
TIANDI (TANGSHAN) MINING TECH CO LTD (CN)
International Classes:
B03B7/00
Foreign References:
CN106179717A2016-12-07
CN102179291A2011-09-14
CN106040421A2016-10-26
US3737032A1973-06-05
Attorney, Agent or Firm:
NANJING SUGAO PATENT AND TRADEMARK FIRM (ORDINARY PARTNERSHIP) (CN)
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