Adjustable multi-tooth opening and closing type mechanical pusher dog for automatic coal gangue sorting and shifting method
The invention discloses an adjustable multi-tooth opening and closing type mechanical pusher dog for automatic coal gangue sorting. The adjustable multi-tooth opening and closing type mechanical pusher dog comprises a flange; a pusher dog assembly which is rotationally connected with the flange and...
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Format: | Patent |
Sprache: | chi ; eng |
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