Efficient sealing metal pipe joint

The utility model provides an efficient sealing metal pipe joint which comprises a metal main body which is integrally arranged, the metal main body sequentially comprises an inner connecting section, a hard sealing tightening section and an auxiliary section from the inner end to the outer end in t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ZHU XULIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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