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Study on Hard-Dressing SiO2 in Coal and Approach of Its Utilization
ZHANG Hui, ZHANG Ke-xuan, XIAO Wen-zhao
- Xi’an Branch,China Coal Research Academy, Shanxi 710054
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Received:
2000-06-20
Revised:
2000-06-20
Online:
2000-06-20
Published:
2000-06-20
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