Patent · US Active

Method for permanent connection of two metal surfaces

US9478518B2 · kind B2 · utility

3Cited by

6References

11Claims

0Family size

Assignee

EV GROUP E. THALLNER GMBH · AT

Inventors

Viorel Dragoi · Ried im Innkreis, AT
Markus Wimplinger · Ried im Innkreis, AT

Key dates

Filing date	Feb 23, 2011
Grant date	Oct 25, 2016
Priority date	—
Expiry date	Feb 23, 2031

Classification

Technology area (CPC H)Electricity
CPC primaryH01L2924/14
WIPO fieldSemiconductors
WIPO sectorElectrical engineering

Abstract

A process for the production of a permanent, electrically conductive connection between a first metal surface of a first substrate and a second metal surface of a second substrate, wherein a permanent, electrically conductive connection is produced, at least primarily, by substitution diffusion between metal ions and/or metal atoms of the two metal surfaces.

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