Bent pipe and manufacturing mold and manufacturing method thereof

The invention discloses a bent pipe and a manufacturing mold and a manufacturing method thereof, and belongs to the technical field of medium pipe manufacturing. The bent pipe comprises a plurality ofsections of pipes; and the multiple sections of pipes are fixedly connected into a whole through the...

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Bibliographische Detailangaben
1. Verfasser:	HAN ZHANZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING BROACHING CUTTING DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING ENGINEERING ELEMENTS AND UNITS FILING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HAND CUTTING TOOLS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR MACHINE TOOLS MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS PIPES PLANING SAWING SCRAPING SEVERING SHEARING SLOTTING SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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