Liquid nitrogen sampling device for specific surface area analyzer

The utility model discloses a liquid nitrogen sampling device for a specific surface area analyzer, which comprises at least one liquid nitrogen cup, a static pressure liquid level sensor is arranged in the liquid nitrogen cup, a thimble valve is arranged at the bottom of the liquid nitrogen cup, an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YANG JIANSHENG, ZHU ERTAO, LI GANG, ZHAO YUEYUE
Format: Patent
Sprache:chi ; eng
Schlagworte:
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