Chongqing University is located inChongqing City,Sichuan Province.Foundedoriginally in 1929,the university has sincethen greatly expanded in its scope ofeducation and organization.Now it becomesone of China’s key uni...Chongqing University is located inChongqing City,Sichuan Province.Foundedoriginally in 1929,the university has sincethen greatly expanded in its scope ofeducation and organization.Now it becomesone of China’s key universities of scienceand engineering with 18 departments and38 specialities.In addition it has 20 researchinstitutes and about one hundred laboratories.The department of metallurgy and ma-terials engineering of Chongqing University展开更多
The experiment was carried out in a combined blowing converter.The natural gas was supplied as the cooling medium for the bottom lance.The blow- ing practice of medium P hot metal (0.30-0.85% [P]) indicated that with ...The experiment was carried out in a combined blowing converter.The natural gas was supplied as the cooling medium for the bottom lance.The blow- ing practice of medium P hot metal (0.30-0.85% [P]) indicated that with better stirring at the bottom of the converter and lower P_(CO),this steelmgking process was favorable to reduce the amount of [C] and [O] and increase the (P_2O_5)/[P]. The maximum rate of dephospborization might be high up to 0.0a5%/min and the P content in steel could be reduced to lower than 0.03% by single slag-forming operation.展开更多
文摘Chongqing University is located inChongqing City,Sichuan Province.Foundedoriginally in 1929,the university has sincethen greatly expanded in its scope ofeducation and organization.Now it becomesone of China’s key universities of scienceand engineering with 18 departments and38 specialities.In addition it has 20 researchinstitutes and about one hundred laboratories.The department of metallurgy and ma-terials engineering of Chongqing University
文摘The experiment was carried out in a combined blowing converter.The natural gas was supplied as the cooling medium for the bottom lance.The blow- ing practice of medium P hot metal (0.30-0.85% [P]) indicated that with better stirring at the bottom of the converter and lower P_(CO),this steelmgking process was favorable to reduce the amount of [C] and [O] and increase the (P_2O_5)/[P]. The maximum rate of dephospborization might be high up to 0.0a5%/min and the P content in steel could be reduced to lower than 0.03% by single slag-forming operation.