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Kurt Fischer
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Schaffhausen, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Method for desanding castings
Patent number
6,283,831
Issue date
Sep 4, 2001
Georg Fischer DISA AG
Kurt Fischer
B24 - GRINDING POLISHING
Information
Patent Grant
Process for compressing granular material in a molding box
Patent number
5,601,777
Issue date
Feb 11, 1997
Georg Fischer Giessereianlagen AG
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Device for compacting granular molding material
Patent number
5,476,136
Issue date
Dec 19, 1995
Georg Fischer Giessereianlagen AG
Hans Leutwiler
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for the compression of molding sand for casting molds
Patent number
5,348,070
Issue date
Sep 20, 1994
Georg Fischer A.G.
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Molding apparatus including vents comprising elongated slotted bars
Patent number
5,280,821
Issue date
Jan 25, 1994
Georg Fischer A.G.
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Molding machine with pattern venting
Patent number
5,261,479
Issue date
Nov 16, 1993
Georg Fischer A.G.
Ernst O. Kruse
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for compressing granular molding materials
Patent number
5,161,596
Issue date
Nov 10, 1992
Georg Fischer A.G.
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Molding apparatus
Patent number
5,024,161
Issue date
Jun 18, 1991
Georg Fischer A.G.
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for selectively compressing granular material in a molding box
Patent number
4,828,007
Issue date
May 9, 1989
Georg Fischer A.G.
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Molding equipment for the production of a casting mold
Patent number
4,828,013
Issue date
May 9, 1989
Georg Fischer A.G.
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for the compression of granular material
Patent number
4,571,168
Issue date
Feb 18, 1986
Georg Fischer Aktiengeselleschaft
Hans Tanner
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for compacting granular moulding materials
Patent number
4,565,233
Issue date
Jan 21, 1986
Georg Fischer Aktiengesellschaft
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for compacting granular molding materials by pressurized...
Patent number
4,565,235
Issue date
Jan 21, 1986
Georg Fischer Aktiengesellschaft
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for compacting granular molding materials
Patent number
4,550,765
Issue date
Nov 5, 1985
Georg Fischer Aktiengesellschaft
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Metering fuel supply to a sand packing combustion chamber
Patent number
4,425,957
Issue date
Jan 17, 1984
George Fischer Aktiengesellschaft
Kurt Fischer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and apparatus for packing granular materials
Patent number
4,306,609
Issue date
Dec 22, 1981
Georg Fischer Aktiengesellschaft
Kurt Fischer
B22 - CASTING POWDER METALLURGY