Rotary combination tool bit for pipe breakage unfreezing and pipe breakage unfreezing device

The invention discloses a rotary combination tool bit for pipe breakage unfreezing and a pipe breakage unfreezing device. The rotary combination tool bit for pipe breakage unfreezing comprises a toolbit mounting plate, a center tool bit and a peripheral tool bit; the peripheral tool bit is arranged...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BAO YIPENG, REN LEJIA, SUN XIANHANG, JI HONG, YAO WENKE, ZHAO JIUYAN, GUO MENGQI, YANG KE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CLEANING CLEANING IN GENERAL CRUSHING, PULVERISING, OR DISINTEGRATING CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL MILLING GRAIN PERFORMING OPERATIONS PREPARATORY TREATMENT OF GRAIN FOR MILLING PREVENTION OF FOULING IN GENERAL TRANSPORTING
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