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Baar, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Sliding gate valve assembly for use with a vessel containing molten...
Patent number
5,961,873
Issue date
Oct 5, 1999
Stoping AG
Werner Keller
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Discharge assembly and stator and rotor members thereof with two pa...
Patent number
5,620,627
Issue date
Apr 15, 1997
Stoping AG
Werner Keller
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Drive mechanism for a stopper in a molten metal vessel
Patent number
5,421,559
Issue date
Jun 6, 1995
Stoping Aktiengesellschaft
Urs Basler
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Refractory plate unit with annular centering surface and sliding cl...
Patent number
5,074,442
Issue date
Dec 24, 1991
Stoping AG
Robert Fricker
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Adjustable housing assembly for sliding closure unit
Patent number
4,921,148
Issue date
May 1, 1990
Stoping Aktiengesellschaft
Hans Muller
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for preventing the formation of deposits in a discharge noz...
Patent number
4,909,422
Issue date
Mar 20, 1990
Stoping Aktiengesellschaft
Bruno Muller
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Integral casting apparatus for use in continuous casting of molten...
Patent number
4,630,668
Issue date
Dec 23, 1986
Stoping Aktiengesellschaft
Rolf Waltenspuhl
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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