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Application filed by Bermeo Isaac GironfiledCriticalBermeo Isaac Giron
Priority to PE1991187171ApriorityCriticalpatent/PE23291A1/en
Publication of PE23291A1publicationCriticalpatent/PE23291A1/en
SE REFIERE A UN PROCEDIMIENTO PARA LA FABRICACION DE FOSFATO DICALCICO A PARTIR DE ROCA FOSFORICA Y ACIDO CLOHIDRICO; CARACTERIZADO POR EL EMPLEO DE AGUA DE MAR EN REEMPLAZO DEL AGUA DULCE, EN LAS DIVERSAS ETAPAS DE LA PREPARACION, PRINCIPALMENTE EN LAS OPERACIONES DE LIXIVIACION, LAVADO Y PURIFICACIONES DE LA SOLUCIONIT REFERS TO A PROCEDURE FOR THE MANUFACTURE OF DICALCIUM PHOSPHATE FROM ROCK PHOSPHORIC AND CHLOHYDRIC ACID; CHARACTERIZED BY THE USE OF SEA WATER IN REPLACEMENT OF FRESHWATER, IN THE VARIOUS STAGES OF PREPARATION, MAINLY IN LEACHING, WASHING AND PURIFICATION OPERATIONS OF THE SOLUTION
PE1991187171A1991-06-171991-06-17
IMPROVEMENTS IN THE MANUFACTURE OF DICALCIO PHOSPHATE
PE23291A1
(en)
PROCEDURE FOR THE CONVERSION OF CALCIUM SULPHATE INTO POTASSIUM SULPHATE BY ION EXCHANGE PARTICULARLY FOR THE TREATMENT OF PLASTER OBTAINED AS BY-PRODUCED IN THE PRODUCTION OF PHOSPHORIC ACID