FERREIRA, H. S.; Ferreira, Heber Sivini.; http://lattes.cnpq.br/4481989037518681; FERREIRA, Heber Sivini. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM ENGENHARIA DE PROCESSOSUFCGUniversidade Federal de Campina Grande, 2009-05-22)
The water base fluids are widely used in the drilling of wells, however, some
drilling operations are sensitive to contact of water like shales and ultra deep
and no aqueous fluids are used for drilling. In these cases, ...