Alfred Altorfer

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Freienstein, CH

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Patents Grantslast 30 patents

Information Patent Grant
Liquid/liquid extraction of gallium values from basic aqueous solut...
- Patent number 5,008,016
- Issue date Apr 16, 1991
- Rhone-Poulenc Chimie
- Alfred Altorfer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for purifying chlorinated aliphatic polymers
- Patent number 4,658,012
- Issue date Apr 14, 1987
- Sulzer Brothers Limited
- Alfred Altorfer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...