38356 ⎘
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 of special shape; Making tube fittings; Making tube fittings for connecting pipes, e.g. U-pieces; Making branched pieces, e.g. T-pieces Making branched pieces starting from strip material; Making branched tubes by securing a secondary tube in an opening in the undeformed wall of a principal tube
Heat exchanger tube with concave-shaped end and method of manufacturing a heat exchanger tube with concave-shaped end
#2Node structures for lattice frames
#3Method for producing a hollow profiled section
#4HOLLOW TINE FOR AERATING TURF AND MANUFACTURE METHOD THEREOF
#5METHOD FOR MANUFACTURING A TUBULAR FRAME STRUCTURE WITH STAND ALONE NODE
#6METHOD FOR THE PRODUCTION OF EXTRA HEAVY PIPE JOINTS, PREFERABLY FOR OFF-SHORE WIND ENERGY PLANTS
#7Assembly for fitting together exhaust pipes in multi-cylinder engine
#8Method and device for production of a hollow section
#9Method for producing a branch pipe