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LOCOMOTIVE SUPERHEATER CO
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LOCOMOTIVE SUPERHEATER CO
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Publication date
Application filed by LOCOMOTIVE SUPERHEATER COfiledCriticalLOCOMOTIVE SUPERHEATER CO
Application grantedgrantedCritical
Publication of FR22005EpublicationCriticalpatent/FR22005E/fr
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
B21C37/15—Making tubes of special shape; Making tube fittings
B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
B21C37/283—Making U-pieces
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR22005A1919-12-261919-12-26Procédé d'exécution d'éléments réchauffeurs ou refroidisseurs
ExpiredFR22005E
(fr)