Harald Krappitz

Person

Hanau, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Cadmium-free silver alloy as low-melting brazing filler material
- Patent number 6,299,835
- Issue date Oct 9, 2001
- Degussa AG
- Wolfgang Weise
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Soldering paste for producing geometrical metal structures with pre...
- Patent number 6,207,300
- Issue date Mar 27, 2001
- Federal-Mogul Sealing Systems GmbH
- Jürgen Koch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cadmium-free silver alloy brazing solder, method of using said sold...
- Patent number 5,531,962
- Issue date Jul 2, 1996
- Degussa Aktiengesellschaft
- Wolfgang Weise
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for soldering hard substances onto steels
- Patent number 5,400,946
- Issue date Mar 28, 1995
- Degussa Aktiengesellschaft
- Wolfgang Weise
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Work pieces having a wear resistant coating produced by brazing and...
- Patent number 5,346,119
- Issue date Sep 13, 1994
- Degussa Aktiengesellschaft
- Manfred Koschlig
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Use of a cadmium-free silver alloy as brazing solder (III)
- Patent number 5,341,981
- Issue date Aug 30, 1994
- Degussa Aktiengesellschaft
- Wolfgang Weise
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Harald Krappitz

Person

Patents Grantslast 30 patents

Cadmium-free silver alloy as low-melting brazing filler material

Soldering paste for producing geometrical metal structures with pre...

Cadmium-free silver alloy brazing solder, method of using said sold...

Method for soldering hard substances onto steels

Work pieces having a wear resistant coating produced by brazing and...

Use of a cadmium-free silver alloy as brazing solder (III)