Novel prevent stopper of metal hole oxidation

The utility model relates to a novel prevent stopper of metal hole oxidation belongs to the metal surface treatment technical field. The spring steel hollow cylinder that polytetrafluoroethylene hollow cylinder that the stopper was made by polytetrafluoroethylene and spring steel were made constitut...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: XUAN SHENG, XU XIANGCUI, YIN BING, YIN JUNYAO, WANG JIANTANG, CHEN XUEFENG
Format: Patent
Sprache:eng
Schlagworte:
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