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Dirk Letzel
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Ratingen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method and device for the continuous casting and direct deformation...
Patent number
7,849,911
Issue date
Dec 14, 2010
SMS Siemag Aktiengesellschaft
Axel Weyer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and device for evacuating drainage water in the inner arc of...
Patent number
7,284,593
Issue date
Oct 23, 2007
SMS Demag AG
Dirk Letzel
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and strand guide for supporting, guiding and cooling casting...
Patent number
7,159,642
Issue date
Jan 9, 2007
SMS Demag
Adolf Gustav Zajber
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and device for producing continuously cast steel slabs
Patent number
7,137,437
Issue date
Nov 21, 2006
SMS Demag AG
Adolf Gustav Zajber
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and device for the continuous casting and direct shaping of...
Patent number
7,121,323
Issue date
Oct 17, 2006
SMS Demag AG
Axel Weyer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and device for change of section of a billet of a continuous...
Patent number
6,712,123
Issue date
Mar 30, 2004
SMS Schloemann-Siemag Aktiengesellschaft
Axel Weyer
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
Method and device for the continuous casting and direct deformation...
Publication number
20070023161
Publication date
Feb 1, 2007
Axel Weyer
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Continuous casting mold for casting molten metals, particularly ste...
Publication number
20060191661
Publication date
Aug 31, 2006
Adolf Gustav Zajber
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method and device for producing continuously cast steel slabs
Publication number
20060054297
Publication date
Mar 16, 2006
Adolf Gustav Zajber
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and device for evacuating drainage water in the inner arc of...
Publication number
20050211413
Publication date
Sep 29, 2005
Dirk Letzel
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method and device for the continuous casting and direct shaping of...
Publication number
20050011629
Publication date
Jan 20, 2005
Axel Weyer
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method and device for draining waste water in the inner bend of a b...
Publication number
20040255987
Publication date
Dec 23, 2004
Heinz-Dietrich Schneider
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method and strand guide for supporting, guiding and cooling casting...
Publication number
20040020632
Publication date
Feb 5, 2004
Adolf Gustav Zajber
B22 - CASTING POWDER METALLURGY