Closed reaction tube

The embodiment of the utility model provides a closed reaction tube is related to, include: the reaction tube body is the cylinder tubulose, has first external screw thread on the outer wall of top, gu fixed ring has connecting portion and holding portion, a connecting portion top surface and a hold...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Hu Shengyan, Yu Jingxiao, Hu Xiaoping
Format: Patent
Sprache:chi ; eng
Schlagworte:
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