Patent · US Expired

Process for soldering difficultly solderable material having oxide surface and a solder alloy therefor

US3949118A · kind A · utility

27Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 9, 1974
Grant dateApr 6, 1976
Priority date
Expiry dateAug 9, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2237/765
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Difficultly solderable material having an oxide surface such as glass, ceramics or such metals as Si, Ge, Al, Ti, Zr or Ta is soldered using a solder alloy composed of 2-98.5% by wt. of Pb, 1-97.5% by wt. of Sn and 0.1-15% by wt. of rare earth metals, while applying vibration, preferably of the ultrasonic type.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.