Classifications

• • 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
  • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
  • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
  • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
  • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
  • B21C37/08—Making tubes with welded or soldered seams
  • B21C37/0807—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
  • B21C37/0811—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off removing or treating the weld bead
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
  • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
  • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
  • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
  • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
  • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
  • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
  • B23Q35/13—Sensing by using magnetic means

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Crystallography & Structural Chemistry (AREA)
• Thermal Sciences (AREA)
• Physics & Mathematics (AREA)
• Automation & Control Theory (AREA)
• Materials Engineering (AREA)
• Metallurgy (AREA)
• Organic Chemistry (AREA)
• Heat Treatment Of Articles (AREA)
• Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
• Butt Welding And Welding Of Specific Article (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19726487

Family Applications (1)

Country Status (17)

Families Citing this family (13)

Family Cites Families (11)

• 1970
  • 1970-09-17 LU LU61704D patent/LU61704A1/xx unknown
• 1971
  • 1971-09-10 NL NL7112471.A patent/NL167471C/xx not_active IP Right Cessation
  • 1971-09-14 IL IL37716A patent/IL37716A/xx unknown
  • 1971-09-14 US US00180350A patent/US3767882A/en not_active Expired - Lifetime
  • 1971-09-15 CA CA122867A patent/CA934449A/en not_active Expired
  • 1971-09-15 ZA ZA716202A patent/ZA716202B/xx unknown
  • 1971-09-16 IT IT9688/71A patent/IT940356B/it active
  • 1971-09-16 GB GB4319871A patent/GB1368981A/en not_active Expired
  • 1971-09-16 DE DE2146422A patent/DE2146422C3/de not_active Expired
  • 1971-09-16 FR FR7133423A patent/FR2107758A5/fr not_active Expired
  • 1971-09-16 ES ES395553A patent/ES395553A1/es not_active Expired
  • 1971-09-16 AT AT805671A patent/AT321344B/de not_active IP Right Cessation
  • 1971-09-16 BE BE772669A patent/BE772669A/xx not_active IP Right Cessation
  • 1971-09-16 FR FR7133422A patent/FR2107757A5/fr not_active Expired
  • 1971-09-16 AU AU33552/71A patent/AU463646B2/en not_active Expired
  • 1971-09-17 CH CH1362471A patent/CH551841A/fr not_active IP Right Cessation
  • 1971-09-17 JP JP46071872A patent/JPS5216051B1/ja active Pending
  • 1971-09-17 IT IT9690/71A patent/IT940358B/it active
  • 1971-09-17 GB GB4346371A patent/GB1331156A/en not_active Expired
  • 1971-09-17 BR BR6146/71A patent/BR7106146D0/pt unknown

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