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Chur, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for heat treatment of material to be worked on, especiall...
Patent number
4,373,706
Issue date
Feb 15, 1983
Elhaus; Friedrich Wilhelm
Friedrich W. Elhaus
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus for heat treatment of material to be worked on, especiall...
Patent number
4,245,818
Issue date
Jan 20, 1981
Prolizenz Aktiengesellschaft
Friedrich W. Elhaus
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for the delivery of molten metal to a caterpillar type mold
Patent number
4,217,947
Issue date
Aug 19, 1980
Prolizenz AG.
Ivan Gyongyos
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Crucible
Patent number
4,159,891
Issue date
Jul 3, 1979
Prolizenz AG.
Walter Schmidt
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method and apparatus for heat treatment of material to be worked on...
Patent number
4,135,704
Issue date
Jan 23, 1979
Prolizenz AG.
Friedrich W. Elhaus
C21 - METALLURGY OF IRON
Information
Patent Grant
Crucible
Patent number
4,073,355
Issue date
Feb 14, 1978
Prolizenz AG
Walter Schmidt
G01 - MEASURING TESTING
Information
Patent Grant
Crucible
Patent number
4,055,391
Issue date
Oct 25, 1977
Prolizenz AG
Walter Schmidt
C30 - CRYSTAL GROWTH
Information
Patent Grant
Heat resistant crucible
Patent number
4,052,153
Issue date
Oct 4, 1977
Prolizenz AG
Werner J. Borer
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Crucible
Patent number
4,049,250
Issue date
Sep 20, 1977
Prolizenz AG
Walter Schmidt
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Method for heat treatment of material to be worked on, especially o...
Patent number
3,953,247
Issue date
Apr 27, 1976
Prolizenz AG
Friedrich Wilhelm Elhaus
C21 - METALLURGY OF IRON
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last 30 patents
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