Cover apparatus for pipe welding preventing fire-flakes

According to embodiments of the present invention, the provided cover apparatus for preventing sparks from pipe welding comprises: a first main body unit whose inner circumferential surface is formed into a curved surface having a predetermined curvature; a second main body unit facing the first mai...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	JANG HYO JIN
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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