Patent · US Expired

Soldering bath for fluxless ultrasonic soldering

US3934781A · kind A · utility

4Cited by

2References

10Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Guenter Klauke · Munich, DE
Ruediger Marziniak
Guenter Guerke

Key dates

Filing date	Sep 12, 1974
Grant date	Jan 27, 1976
Priority date	—
Expiry date	Sep 12, 1994

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC23C2/32
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The invention relates to a soldering bath for fluxless soldering purposes, consisting of a vessel containing the molten solder or a channel carrying molten solder, with several sonotrodes passing through the base of said vessel or channel.

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