Patent ID: 9422770
Filing Date: 2016-08-23
CPC Classification: B23K,E21B

Claim Text:
1. A method for making a diamond compact, comprising: pre-heating a polycrystalline diamond body comprising a carbonate catalyst to convert at least a portion of the carbonate catalyst into an oxide in a region comprising an outer surface of the polycrystalline diamond body, including a diamond body facing surface; coating said diamond body with a carbide-forming element after the pre-heating; assembling the polycrystalline diamond body and a substrate; providing a braze material between the diamond body facing surface of the polycrystalline diamond body and a substrate facing surface of the substrate; heating the braze material, after pre-heating and coating, to melt the braze material; applying a pressure to the braze material; and cooling the braze material after applying the pressure.