Kalman Wentzely

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Almasfuzito, HU

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Patents Grantslast 30 patents

Information Patent Grant
Process for accelerating the digestion and sedimentation steps on t...
- Patent number 4,226,838
- Issue date Oct 7, 1980
- Almasfuzitoi Timfoldgyar
- Jozsef Boros
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for digesting goethite-containing bauxites according to the...
- Patent number 4,091,071
- Issue date May 23, 1978
- Femipari Kutato Intezet
- Jozsef Boros
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for processing bauxites
- Patent number 3,944,648
- Issue date Mar 16, 1976
- Vallalat; Aluterv Aluminiumipari Tervezo
- Karoly Solymar
- C01 - INORGANIC CHEMISTRY