B - Operations – Transporting – 22 – F
Patent
B - Operations, Transporting
22
F
25/128
B22F 3/12 (2006.01)
Patent
CA 1256274
60MP 2099 IMPROVED COATED CARBIDE CUTTING TOOL INSERT ABSTRACT OF THE DISCLOSURE Cobalt cemented carbide cutting inserts are prepared for coating with a hard, wear-resistant coating by providing a cobalt enriched zone on a surface to be coated. Cobalt enrichment is effectuated by means of nitrogen gas contact with the carbide followed by a period of vacuum sintering during its sintering process of manufacture.
471974
Carboloy Inc.
Moffat & Co.
LandOfFree
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