B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
B23G9/001—Working screws
B23G9/002—Slotting screw heads or shanks
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes
(AREA)
Procede et installation correspondante pour la recirculation des mandrins dans un laminoir travaillant dans le mode a mandrin retenu, pour la fabrication de tubes sans soudure