B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K1/00—Soldering, e.g. brazing, or unsoldering
B23K1/14—Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams
B23K1/16—Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams longitudinal seams, e.g. of shells
B—PERFORMING OPERATIONS; TRANSPORTING
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
B21C37/10—Making tubes with seams being neither welded nor soldered, e.g. riveted seams
B21C37/101—Making of the seams
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Rigid Containers With Two Or More Constituent Elements
(AREA)
Procede de fabrication d'element creux et de recipient metalliques de forme troncopyramidale et element creux et recipient metalliques de forme troncopyramidale.