Pipe welding ring and Pipe welding method using same

Disclosed in the present invention are a welding ring for pipe joining and a pipe welding method using the same. The disclosed pipe welding method using the welding ring for pipe joining includes a plate-shaped welding ring which is placed between two corresponding pipes for joining, contacts the we...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	LEE, YOUN MI
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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