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Stefan Lemke
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Witten, DE
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Patents Grants
last 30 patents
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Patent Grant
Method for producing stainless steels, in particular high-grade ste...
Patent number
7,094,271
Issue date
Aug 22, 2006
SMS Demag AG
Karl Reiner Götzinger
C21 - METALLURGY OF IRON
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Patent Grant
Process and device for making liquid iron by non-electric and elect...
Patent number
5,961,688
Issue date
Oct 5, 1999
Mannesmann Aktiengesellschaft
Peter Meierling
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
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Patent Application
Method for treating alloyed carbonic iron smelts used for the produ...
Publication number
20050166710
Publication date
Aug 4, 2005
Stefan Lemke
C21 - METALLURGY OF IRON