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
Deutsche Babcock and Wilcox AG
Original Assignee
Metallgesellschaft AG
Deutsche Babcock and Wilcox 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
Priority claimed from DE19691907204external-prioritypatent/DE1907204A1/de
Application filed by Metallgesellschaft AG, Deutsche Babcock and Wilcox AGfiledCriticalMetallgesellschaft AG
Publication of ES376435A1publicationCriticalpatent/ES376435A1/es
Metodo de reducir a valores bajos el contenido de carbono de masas fundidas de metal que contienen grandes cantidades de cromo, en particular aleaciones de acero inoxidable.
Procedimiento de tratamiento de minerales o concentrados que contienen hierro y un metal menos oxidable que el hierroal menos en parte bajo forma oxidada.
Procedimiento para recuperar por separado riqueza de plomo y riqueza de azufre a partir de minerales o concentrados de sulfuro de plomo sin previa sinterizacion.