|
RU1788038C
|
|
Apparatus for vacuum heat-treatment of tubes
|
|
RU1779422C
|
|
Pipe-making tool
|
|
RU1784326C
|
|
Device for lubricating pipe internal surface before drawing
|
|
SU1750818A1
|
|
Installation for rolling on hollow cylindrical articles
|
|
RU1780888C
|
|
Tube downending method used in lengthwise rolling beetween passes
|
|
RU1784316C
|
|
Device for controlling position of pilger mill top roll
|
|
RU1773513C
|
|
Ingot for slanted-roller broaching
|
|
RU1796307C
|
|
Roll for helical rolling
|
|
SU1752473A1
|
|
Method of upsetting pipe ends
|
|
RU1773530C
|
|
Cylinder rolling installation
|
|
SU1759861A1
|
|
Lubricant for hot plastic working of metals
|
|
RU1784392C
|
|
Method of obtaining external thickening on pipes
|
|
SU1750758A1
|
|
Bearing of pilger roll in stand of pipe cold-rolling mill
|
|
SU1766552A1
|
|
Method of pipe extrusion
|
|
SU1761778A1
|
|
Glass lubricant for hot plastic metal working
|
|
RU1786179C
|
|
Heat treatment process for parts made of precision nickel base non-retentive alloys
|
|
RU1784338C
|
|
Blast-roll straightener mandrel
|
|
SU1752494A1
|
|
Apparatus for bottom casting of tubular ingots
|
|
SU1761352A1
|
|
Method of manufacturing bevelled pipes with constant internal diameter
|
|
SU1764726A1
|
|
Method for longitudinal rolling of tubing
|
