38327 ⎘
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; Making tubes or metal hoses with helically arranged seams Tube treating or manipulating combined with or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
MOBILE FACTORY OF STEEL SHEET COIL HELICAL PIPE
#2Methods for making layered tubular structures
#3DEVICE AND METHOD FOR PRODUCING STRIP WOUND TUBES
#4PIPE CUTTING SYSTEM
#5Tube stiffening
#6Manufacturing method for interlocked tube and manufacturing device therefor
#7Method and apparatus for cutting openings in sidewall of spiral pipe
#8Method and device for separating wound tubes having welded parts
#9Method and apparatus for manufacturing interlocking pipe
#10Method and device for cutting wound hoses
#11Method for manufacturing a flexible piping device for an exhaust gas system of a motor vehicle
#12PROCESS FOR THE MANUFACTURING OF AN ELONGATED TUBE AND USE OF THE TUBE
#13Manufacturing apparatus and method of spiral duct including elbow
#14Manufacture of Reinforced Tubular Products of Predetermined Length
#15Rectangular/square spiral ducting systems with flange connectors
#16Method of producing helically corrugated metal pipe and related pipe construction
#17Mobile pipe mill