Metering device for production of high-temperature calcined alpha-aluminum oxide
The utility model discloses a metering device for high-temperature calcined alpha-alumina production, which comprises a discharge pipe, one side of the discharge pipe is provided with a fixing assembly, the top inside the discharge pipe is sleeved with a sliding sleeve, the tops of the two sides of...
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Format: | Patent |
Sprache: | chi ; eng |
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