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
B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
B21C47/02—Winding-up or coiling
B21C47/04—Winding-up or coiling on or in reels or drums, without using a moving guide
C—CHEMISTRY; METALLURGY
C21—METALLURGY OF IRON
C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
C21D7/00—Modifying the physical properties of iron or steel by deformation
C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
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Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Crystallography & Structural Chemistry
(AREA)
Materials Engineering
(AREA)
Metallurgy
(AREA)
Organic Chemistry
(AREA)
Winding, Rewinding, Material Storage Devices
(AREA)
Procede et dispositif d'usinage par bande abrasive d'une surface de portee sur une piece, notamment pour la superfinition d'une surface de came sur un arbre a cames