Improvement of joint clamps of steel supports from special concave profile (SCP)
Petrov S.A1
1LLC “Donbasskrep”, Donetsk, Ukraine
Min. miner. depos. 2014, 8(2):157-164
https://doi.org/10.15407/mining08.02.157
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ABSTRACT
The analysis of mine workings stability affecting factors is realized. Parameters of steel supports with different types of joint clamps are analyzed. The ways of joint clamps improvement are determined. New types of reinforced clamps are considered. The cost-effectiveness of their usage is shown.
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