Copper-based spinodal alloy bearings

Details Copper-based spinodal alloy bearings Copper-based spinodal alloy bearings

E - Fixed Constructions

21

B

255/78

E21B 10/22 (2006.01) C22C 9/00 (2006.01) F16C 33/12 (2006.01)

Patent

CA 1238309

ABSTRACT OF THE DISCLOSURE This invention relates to the use of copper-based spinodal alloys, for example, copper-nickel-tin alloys, for bearing surfaces formed between a journal shaft and a roller cutter cone of a sealed bearing rock bit.

473398

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