Manufacturing method and using method of drainage opening material removing device

The invention discloses a manufacturing method and a using method of a drainage opening material removing device. The manufacturing method comprises the following steps: providing a base; a mold core positioning piece is provided, the mold core positioning piece is arranged on the base, and the mold...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XU YANGZUN, NIE ZHINENG, QI XUXIANG, LIN JUNCHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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