Ultra-fine powder reducing and variable-pitch spiral feeding and micro-negative-pressure degassing device
The invention provides an ultra-fine powder reducing and variable-pitch spiral feeding and micro-negative-pressure degassing device. The ultra-fine powder reducing and variable-pitch spiral feeding and micro-negative-pressure degassing device comprises a motor bracket, a driving reduction motor, a c...
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Format: | Patent |
Sprache: | chi ; eng |
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