37829 ⎘
Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group ; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs Cooling or lubricating mandrels during operation
Piercing machine, mandrel bar, and method for producing seamless metal pipe using the same
#2Method and apparatus for making seamless pipe
#3Powder lubricant composition and method for manufacturing seamless steel pipe
#4Tool for piercing mill
#5Rolling mill and rolling method
#6METHOD FOR PRODUCING SEAMLESS STEEL TUBE/PIPE
#7Process for hot-rolling metallic hollow bodies and corresponding hot-rolling mill
#8Lubricant for hot-rolling tools, and surface treatment method for mandrel bar for use in producing hot rolling seamless tubes
#9Plug, piercing-rolling mill, and method of producing seamless tube by using the same
#10Production method of seamless pipe or tube, and oxidizing gas supply unit
#11Lubricant composition for hot forming
#12MANDREL BAR CLEANING FACILITY
#13Piercer, plug and method of manufacturing seamless pipe or tube
#14Piercing and rolling plug, method of regenerating such piercing and rolling plug, and equipment line for regenerating such piercing and rolling plug
#15Lubricant composition for hot metal working and method of hot metal working using the same
#16Method for applying lubricant onto mandrel bar, method for controlling thickness of lubricant film on mandrel bar, and method for manufacturing seamless steel pipe
#17Process for producing seamless stainless steel pipe
#18Mandrel bar for high-alloy rolling, method for surface treating a mandrel bar, method for producing mandrel bar, and method for operating seamless pipe mill
#19Process for producing stainless steel pipe
#20Manufacturing method and cleaning equipment for seamless tube
#21Powdered lubricant composition for hot working and method for manufacturing seamless tubes
#22Process for producing seamless steel pipe
#23Lubricant composition for hot forming