Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1236/55A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUTTENWERKE PHOENIX AG
Original Assignee
HUTTENWERKE PHOENIX AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HUTTENWERKE PHOENIX AGfiledCriticalHUTTENWERKE PHOENIX AG
Publication of GB765983ApublicationCriticalpatent/GB765983A/en
Phosphorus-containing manganese ores are smelted in a blast furnace under a slag containing CaO, MgO and SiO2 in which the ratio CaO + MgO:SiO2 is from 1.7-2.8 and in which the proportion of MgO is greater than 3 per cent, preferably 6-18 per cent. The slag may contain 18-30 per cent Al2O2.
GB1236/55A1954-01-151955-01-14Process for the manufacture of ferro-manganese in blast furnaces
ExpiredGB765983A
(en)