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Patents Grantslast 30 patents

Information Patent Grant
Air-jet mill and associated pregrinding apparatus for comminuating...
- Patent number 4,807,815
- Issue date Feb 28, 1989
- Magyar Aluminiumipari Troszt
- Zsolt Csillag
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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
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