TY - BOOK ED - Coordenacao de Aperfeicoamento do Pessoal do Ensino Superior (CAPES) TI - Meeting of the southern hemisphere on mineral technology: 1. : National meeting on mineral treatment and hydrometallurgy: 9 U1 - 622.334 PY - 1981///] CY - Porto Alegre PB - CAPES KW - Carbón KW - Minas KW - Tecnología KW - Minería KW - Congresos y Conferencias N1 - 06183; Coal flotation: the effect of grain size on recovery. Beneficiamento de carvao de candiota em D.W.P. Lavabilidade do carvao da mina do urui. A contribution to the flotation of Santa Catarina coals. Camada bonito - a reserve of enrgy coal in Santa Catarina. Utilizacao do carvao de candiota na industria cimenteira. Surface chemistry aspects on fine coal beneficiation. Aglameracao oleosa de finos de carvao. Valorisation de minerais de phosphates difficiles. Inverse anionic flotation of egyptian dolomitic phosphate ores. Characteristics of some Latin American phosphorites ER -