Method of warm forming and extrusion of metal and metal...

Details Method of warm forming and extrusion of metal and metal... Method of warm forming and extrusion of metal and metal...

C - Chemistry, Metallurgy

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C10M 113/08 (2006.01) C01G 99/00 (2010.01) B21C 9/02 (2006.01) C10M 105/34 (2006.01) C10M 113/02 (2006.01) C10M 125/00 (2006.01) C10M 125/18 (2006.01) C10M 163/00 (2006.01) C10M 169/04 (2006.01) C10M 173/02 (2006.01)

Patent

CA 2035069

PATENT Case 890936 METHOD OF WARM FORMING AND EXTRUSION OF METAL AND METAL WORKING COMPOSITIONS USEFUL THEREIN Edward J. Gudowicz Lawrence R. Cohen Abstract of the Disclosure Warm forming and extrusion of metals, particularly ferrous-containing metals, at elevated temperatures are disclosed wherein a lubricant composition containing a rare earth metal halide is applied to the surface of the metal prior to the deformation thereof. Lathanum trifluoride and cerium trifluoride are particularly useful. The compositions include: a liquid base, preferably an animal oil, vegetable oil, fat or fatty ester; a viscosity enhancer, preferably an asphaltic material; a lubricant effective at elevated temperatures; and the rare earth metal halide.

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