Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21B—ROLLING OF METAL
  • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
• • 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
  • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
• • 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

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Metal Extraction Processes (AREA)
• Continuous Casting (AREA)
• Forging (AREA)
• Pressure Welding/Diffusion-Bonding (AREA)
• Rigid Pipes And Flexible Pipes (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5936401

Family Applications (1)

Country Status (12)

Families Citing this family (1)

• 1975
  • 1975-01-10 DE DE19752501215 patent/DE2501215A1/de active Pending
  • 1975-12-19 LU LU74081A patent/LU74081A1/xx unknown
  • 1975-12-22 NO NO754351A patent/NO754351L/no unknown
  • 1975-12-31 GB GB53342/75A patent/GB1528620A/en not_active Expired
• 1976
  • 1976-01-07 BE BE163354A patent/BE837363A/xx unknown
  • 1976-01-08 FR FR7600307A patent/FR2297098A1/fr not_active Withdrawn
  • 1976-01-08 NL NL7600139A patent/NL7600139A/xx not_active Application Discontinuation
  • 1976-01-09 CH CH23776A patent/CH602205A5/xx not_active IP Right Cessation
  • 1976-01-09 DK DK6976*#A patent/DK6976A/da not_active Application Discontinuation
  • 1976-01-09 SE SE7600173A patent/SE7600173L/xx unknown
  • 1976-01-09 ES ES444179A patent/ES444179A1/es not_active Expired
  • 1976-01-09 FI FI760042A patent/FI760042A/fi not_active Application Discontinuation

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