Patent ID: 6830780
Filing Date: 2004-12-14
Classification: B23K,B32B,C04B,H01L,Y10T

Abstract:
A method for fabricating a brazeable diamond product, comprising:(a) depositing a layer of chromium metal onto at least a portion of a diamond component; (b) depositing onto at least a portion of the layer of chromium metal a layer of a refractory metal selected from the group consisting of tungsten, molybdenum, tantalum, niobium, a chromium alloy of said refractory metal, and mixtures thereof; (c) depositing onto at least a portion of the layer of refractory metal a layer of a first metal selected from the group consisting of copper, silver, gold, and mixtures thereof, and (d) depositing onto at least a portion of the layer of first metal a layer of a second metal selected from the group consisting of copper, silver, gold, and mixtures thereof, by contacting the first metal with the second metal at a temperature at or above the temperature at which the first and another.