Patent ID: 8651203
Filing Date: 2014-02-18
Classification: B22F,B24D,C22C,E21B

Abstract:
1. A polycrystalline compact, comprising: a polycrystalline material comprising a plurality of inter-bonded grains of hard material; and a metallic material disposed in interstitial spaces between the inter-bonded grains of hard material, at least a portion of the metallic material comprising a metal alloy having a melting temperature of about seven hundred fifty degrees Celsius (750° C.) or less, the metal alloy comprising two or more elements, a first element of the two or more elements selected from the group consisting of cobalt, iron, and nickel, a second element of the two or more elements selected from the group consisting of dysprosium, yttrium, terbium, gadolinium, germanium, samarium, neodymium, and praseodymium.