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.)
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.)
GEA Group AG
Original Assignee
Metallgesellschaft 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 Metallgesellschaft AGfiledCriticalMetallgesellschaft AG
Priority to ES215145ApriorityCriticalpatent/ES215145A1/en
Publication of ES215145A1publicationCriticalpatent/ES215145A1/en
A process for the treatment of sulphurous raw materials containing lead by mixing with soda coal and optionally with iron oxide characterized in that the melting is carried out in a rotary reverberatory furnace at temperatures that are below the values that are required for the melting in fixed reverberatory ovens preferably at 700 - 1000º c. (Machine-translation by Google Translate, not legally binding)
ES215145A1954-05-051954-05-05A procedure for the treatment of lead minerals (Machine-translation by Google Translate, not legally binding)
ExpiredES215145A1
(en)
A procedure and apparatus for the treatment of minoral and carbon menudos in ovens of cuba (Machine-translation by Google Translate, not legally binding)
Improvements in or relative to the foundry of metallic materials containing lead and zinc in a high oven (Machine-translation by Google Translate, not legally binding)