Cutting ring sampling device

The utility model discloses a cutting ring sampling device which comprises a cutting ring, the top of the cutting ring is provided with a sealing cover for sealing an opening in the top of the cutting ring, and the middle of the sealing cover is provided with a moving hole; the moving plate is horiz...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: YU XIANGQIAN, WANG ZIHE, LIAO ZILONG, JIN JING, LONG YINHUI, ZHANG JING
Format: Patent
Sprache:chi ; eng
Schlagworte:
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