Rolf Rietzscher

Follow

Person

Mettmann, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Spheroidal cast iron alloy parts and method for producing thereof
- Patent number 8,771,589
- Issue date Jul 8, 2014
- Georg Fischer GmbH
- Werner Menk
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Core material
- Patent number 7,645,814
- Issue date Jan 12, 2010
- Georg Fischer A.G.
- Alexander Schrey
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process and device to feed additives into a shaft or cupola furnace
- Patent number 5,161,967
- Issue date Nov 10, 1992
- Georg Fischer AG
- Rolf Rietzscher
- C21 - METALLURGY OF IRON
Information Patent Grant
Process and device to feed additives into a shaft or cupola furnace
- Patent number 5,070,797
- Issue date Dec 10, 1991
- Georg Fischer A.G.
- Rolf Rietzscher
- C21 - METALLURGY OF IRON
Information Patent Grant
Ceramic filter and method for using same
- Patent number 4,713,180
- Issue date Dec 15, 1987
- Georg Fischer Aktiengesellschaft
- Franz Hofmann
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for casting iron treated with magnesium
- Patent number 4,711,290
- Issue date Dec 8, 1987
- George Fischer Ltd.
- Rolf Rietzscher
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
SPHEROIDAL CAST ALLOY AND METHOD FOR PRODUCING CAST PARTS FROM SAID...
- Publication number 20090047164
- Publication date Feb 19, 2009
- GEORG FISCHER AUTOMOTIVE AG
- Werner Menk
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Core material
- Publication number 20050176845
- Publication date Aug 11, 2005
- Alexander Schrey
- B22 - CASTING POWDER METALLURGY