Method for producing by hot extrusion process elongated articles as tubes, rods, bands from iron, steel and other metals and alloys capable to be extruded at over 900 c.

摘要

268,360. Singer, F. March 29, 1926, [Convention date]. Squirting.-In the hot extrusion of tubes, rods, &c. from iron, steel, or other metals not workable below 900‹ C., a vertical hydraulic press is used and operated 7 or 8 times per minute. Specification 248,972 is referred to. Reference has been directed by the Comptroller to Specifications 3054/96, 151,026, and 166,625.