METHOD OF PRODUCING DOUBLE-SEAM TUBES

• Main Authors: KOKOREV NIKOLAJ L,SU, BRONFEN ILYA I,SU
• Format: Patent
• Language: English; Russian
• Published: 30.04.1988
• Subjects: AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL; MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING