Patent ID: 7041180
Filing Date: 2006-05-09
Classification: B23K

Abstract:
1. A method for joining workpieces by soldering, the method comprising the steps of: providing a solder alloy consisting essentially of 1–10% by weight of an element or a mixture of elements selected from the group consisting of titanium, zirconium, hafnium, vanadium niobium and tantalum, 0.01–1% by weight of an element or a mixture of elements selected from the group of lanthanides (rare earths), 0.5–10% by weight of an element or a mixture of elements selected from the group consisting of silver, copper and indium, 0.01–1% by weight of gallium, and a remainder of tin, lead or of a mixture of tin and lead; providing a first workpiece and a second workpiece to be joined; and applying the solder alloy to join the first workpiece to the second workpiece.