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Application filed by Kryvoi Rig State Mining And SmfiledCriticalKryvoi Rig State Mining And Sm
Priority to UA2003087822ApriorityCriticalpatent/UA67282A/en
Publication of UA67282ApublicationCriticalpatent/UA67282A/en
A method for the blast-furnace melting involving cyclic modifying the slag alkalinity. Minimal and maximal admissible values of ratio CaO/SiO2 are specified previously according to conditions of stability of movement and forming skull for given conditions of melting, moreover the value of slag working alkalinity is selected in the range determined from the expression.
UA2003087822A2003-08-192003-08-19A method for the blast-furnace melting
UA67282A
(en)
A PROCESS FOR THE PREPARATION OF 17-HYDROXY-6 ß,7ß,15 ß,16 ß - BISMETHYLENE-17a-PREGN-4-ENE-3-ONE-21-CARBOXYLIC ACID Y-LACTONE AND KEY-INTERMEDIATES FOR THIS PROCESS
INDUSTRIAL PROCESS FOR THE PREPARATION OF 17-HYDROXY-6ß,7ß;15ß,16ß- BISMETHYLENE-3-OXO-17a-PREGN-4-ENE-21-CARBOXYLIC ACID GAMMA LACTONE AND KEY INTERMEDIATES FOR THIS PROCESS