Jiangsu Yongli Pipeline Co., Ltd.

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Quantité totale PI 3
Rang # Quantité totale PI 514 644
Note d'activité PI 0,9/5.0    2
Rang # Activité PI 476 518

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Dernier brevet 2021 - Combined multi-end-face sealing ...
Premier brevet 2020 - Combined multi-end-face sealing ...

Derniers inventions, produits et services

2020 Invention Combined multi-end-face sealing rotary compensator. A combined multi-end-face sealing rotary comp...
Invention Metal-pressure-ring and sealing-packing composite device and manufacturing method therefor. Provi...
Invention Pipeline compensator using combined sealing structure. A pipeline compensator using a combined se...