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Marcel Witschi
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Thun, CH
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last 30 patents
Information
Patent Grant
Method and apparatus for improving the quality of continuously cast...
Patent number
6,446,703
Issue date
Sep 10, 2002
Nichols Aluminum-Golden, Inc.
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for cooling and coating a mold in a continuous caster
Patent number
6,354,364
Issue date
Mar 12, 2002
Nichols Aluminum-Golden, Inc.
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of and apparatus for cleaning a continuous caster
Patent number
6,125,915
Issue date
Oct 3, 2000
Golden Aluminum Company
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and apparatus for improving the quality of continuously cast...
Patent number
6,089,308
Issue date
Jul 18, 2000
Nichols Aluminum
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for continuously casting metal
Patent number
6,076,657
Issue date
Jun 20, 2000
Nichols Aluminum
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for improving the quality of continuously cast metal
Patent number
6,019,159
Issue date
Feb 1, 2000
Golen Aluminum Company
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Block fixation and adjustment in a continuous caster
Patent number
5,979,539
Issue date
Nov 9, 1999
Golden Aluminum Company
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Block fixation in a continuous caster
Patent number
5,975,190
Issue date
Nov 2, 1999
Golden Aluminum Company
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Roll support apparatus for transporting a support beam
Patent number
5,924,474
Issue date
Jul 20, 1999
Golden Aluminum Company
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Block adjustment in a continuous caster
Patent number
5,881,798
Issue date
Mar 16, 1999
Golden Aluminum Company
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for continuously casting metal
Patent number
5,878,805
Issue date
Mar 9, 1999
Lauener Engineering, Ltd.
Marcel Witschi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and apparatus for continuously casting metal
Patent number
5,873,404
Issue date
Feb 23, 1999
Lauener Engineering, Ltd.
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and prestressed beam chain for use in an apparatus for conti...
Patent number
5,868,193
Issue date
Feb 9, 1999
Lauener Engineering Ltd.
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for improving the quality of continously cast metal
Patent number
5,839,500
Issue date
Nov 24, 1998
Lauener Engineering, Ltd.
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for continuously casting
Patent number
5,697,423
Issue date
Dec 16, 1997
Lauener Engineering, Ltd.
Rudolf Roder
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and apparatus for continuously casting metal
Patent number
5,645,159
Issue date
Jul 8, 1997
Lauener Engineering, Ltd.
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Block fixation and adjustment in a continuous caster
Patent number
5,645,122
Issue date
Jul 8, 1997
Lauener Engineering, Ltd.
Erich Luginbuhl
B22 - CASTING POWDER METALLURGY