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Wilhelm Sarnecki
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Limburgerhof, DE
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last 30 patents
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Patent Grant
Preparation of acicular, ferrimagnetic iron oxides
Patent number
4,497,723
Issue date
Feb 5, 1985
BASF Aktiengesellschaft
Manfred Ohlinger
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Manufacture of acicular ferrimagnetic iron oxide
Patent number
4,464,352
Issue date
Aug 7, 1984
BASF Aktiengesellschaft
Horst Autzen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Preparation of acicular, ferrimagnetic iron oxides
Patent number
4,448,761
Issue date
May 15, 1984
BASF Aktiengesellschaft
Wilhelm Sarnecki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Preparation of acicular ferromagnetic metal particles consisting es...
Patent number
4,439,231
Issue date
Mar 27, 1984
BASF Aktiengesellschaft
Werner Steck
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Manufacture of acicular ferrimagnetic iron oxide
Patent number
4,367,214
Issue date
Jan 4, 1983
BASF Aktiengesellschaft
Wilhelm Sarnecki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Ferromagnetic metal particles, consisting essentially of iron and c...
Patent number
4,360,377
Issue date
Nov 23, 1982
BASF Aktiengesellschaft
Werner Steck
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Manufacture of acicular ferromagnetic iron particles
Patent number
4,344,791
Issue date
Aug 17, 1982
BASF Aktiengesellschaft
Werner Steck
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Manufacture of acicular ferromagnetic iron particles
Patent number
4,295,879
Issue date
Oct 20, 1981
BASF Aktiengesellschaft
Werner Steck
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Manufacture of acicular magnetic iron oxide
Patent number
4,259,368
Issue date
Mar 31, 1981
BASF Aktiengesellschaft
Peter Rudolf
G11 - INFORMATION STORAGE
Information
Patent Grant
Manufacture of acicular ferrimagnetic iron oxides
Patent number
4,221,776
Issue date
Sep 9, 1980
BASF Aktiengesellschaft
Horst Autzen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Manufacture of acicular, ferrimagnetic iron oxide
Patent number
4,213,959
Issue date
Jul 22, 1980
BASF Aktiengesellschaft
Rudolf Brodt
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Manufacture of acicular ferromagnetic iron particles
Patent number
4,178,171
Issue date
Dec 11, 1979
BASF Aktiengesellschaft
Werner Steck
B22 - CASTING POWDER METALLURGY