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 Mårten Pehrson Johan, Viktor Pehrson RagnarfiledCriticalMårten Pehrson Johan
Priority to IS174ApriorityCriticalpatent/IS87B6/en
Publication of IS174A7publicationCriticalpatent/IS174A7/en
Publication of IS87B6publicationCriticalpatent/IS87B6/en
Method for the simultaneous production of iron or carbonaceous iron and cement or hydraulic lime in a rotary kiln and a rotary kiln for carrying out the process.