Gyorgy Zsigmond

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Budapest, HU

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Patents Grantslast 30 patents

Information Patent Grant
Process for the digestion of goethite-containing bauxites
- Patent number 4,026,989
- Issue date May 31, 1977
- Aluminiumipari Tervezo Vallalat
- Ferenc Orban
- C01 - INORGANIC CHEMISTRY