Applications of static electricity in coal and ore beneficiation

Carta, 1964, VII Carta, 1964, VII M. Carta, C. Del Fà and G. Ferrara, Trockenaufbereitung durch Kombination mit selektiver Zerkleinerung und Koronascheidung, Freiberg Forschungshelf A 350, Aufbereitung, 195 – 207. Carta, 1965, Sur l'enrichissement par voie électrique d'un minerai de fer africain Carta, 1965, Sul separatore elettrico Elettrociclojet e su alcuni risultati conseguiti con il suo impiego Carta, 1966, Electric separation of fine and ultrafine mineral particles M. Carta, R. Ciccu, C. Del Fà and G. Ferrara, Process and Apparatus subjected to Italian Patent No. 814154/4 - 1967, available to principal mineral countries of the World. Ciccu, 1968 Ciccu, 1968, VIII Carta, 1870, IX Ciccu, 1972 Carta, 1973, Improvement in electric separation and flotation by modification of energy levels in surface layers Ciccu, 1974 Pope, 1975, Factors affecting the triboelectric charging of minerals particles, XI IMPC, Special Volume Carta, 1976, Technical and economical problems connected with the dry cleaning of raw coals and in particular with pyrite removal by means of electric separation Carta, 1980 Carta, 1981, Beneficiation methods for desulphuration Carta, 1981, Triboelectric phenomena in mineral processing. Theoretic fundamental and applications Carbini, 1982, La separazione triboelettrica applicata all epurazione della pirite e dei componenti di ganga da grezzi di carbone Carta, 1982, Dépuration des charbons sulphureux avant leur utilisation Alfano, 1983, La valorisation des rejets du traitement industriel du minerai phosphaté a gangue carbonatée de la mine de Djebel Onk Alfano, 1984, Heavy mineral sands from the Sardinian Continental shelf. Analysis of mineral content and mineralurgical beneficiation Ciccu, 1984, Patent available to principal mineral countries of the world filed at the Patent Office Alfano, 1984, Reagents in electric separation of mineral Alfano, 1984, Electric separation of finely divided particles in gaseous stream or in vacuo Wells, 1958 Plaskin, 1968, Relation between energy structure of minerals crystals and their flotation properties Ralstom, 1961