| 摘要 |
A reclamation device for a mill that includes a collector positioned at an output chute of the mill and a connection for airflow from the collector back to the mill. Air and at least some powder that would have been wasted without the reclamation device is collected by the collector and re-fed to the mill through the connection. Preferably, the collector includes a shroud that extends into the collector. Also, a closed loop grinding mill that includes such a reclamation device, and a method of upgrading existing mills to include such a reclamation device.
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