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Raban VON Schenck
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Hurth, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for reducing metal ions in aqueous solutions
Patent number
4,670,244
Issue date
Jun 2, 1987
Hoechst Aktiengesellschaft
Wouter Roos
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for making alkali metal phosphate solutions containing litt...
Patent number
4,632,812
Issue date
Dec 30, 1986
Hoechst Aktiengesellschaft
Johannes-Wilhelmus Kinneging
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production of anticorrosive pigments containing phosphorus
Patent number
4,294,808
Issue date
Oct 13, 1981
Hoechst Aktiengesellschaft
Horst-Dieter Wasel-Nielen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production of Maddrell salt
Patent number
4,162,300
Issue date
Jul 24, 1979
Hoechst Aktiengesellschaft
Renate Adrian
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production of aluminum polyphosphate
Patent number
4,147,758
Issue date
Apr 3, 1979
Hoechst Aktiengesellschaft
Renate Adrian
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Hardeners for use in water-glass cement compositions and process fo...
Patent number
4,138,261
Issue date
Feb 6, 1979
Hoechst Aktiengesellschaft
Renate Adrian
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES