Hans Butz

Follow

Person

Duisburg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Immersion casting pipe for thin slabs
- Patent number 5,402,993
- Issue date Apr 4, 1995
- Mannesmann Aktiengesellschaft
- Georg Hofmann
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Casting spout for metallurgical vessels
- Patent number 5,314,099
- Issue date May 24, 1994
- Mannesmann AG
- Hans Butz
- B22 - CASTING POWDER METALLURGY