ES235494A1 - Improvements for the desaredination of ashes of calcinated pirites and arsenical west iron minerals (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements for the desaredination of ashes of calcinated pirites and arsenical west iron minerals (Machine-translation by Google Translate, not legally binding)
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.)
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GEA Group AG
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Metallgesellschaft AG
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Publication of ES235494A1publicationCriticalpatent/ES235494A1/en
Procedure for the desarseniado of ashes of calcined pyrites and oxidized arsenical iron minerals by reductive roasting with solid reducers, characterized in that the roasting is carried out in the most neutral possible atmosphere, exclusively with solid reducers composed of 1 to 4% of sulfurized reducer and 2 to 4% anthracite or corresponding higher quantities of low quality combustión. (Machine-translation by Google Translate, not legally binding)
ES0235494A1956-05-171957-05-16Improvements for the desaredination of ashes of calcinated pirites and arsenical west iron minerals (Machine-translation by Google Translate, not legally binding)
ExpiredES235494A1
(en)
Improvements for the desaredination of ashes of calcinated pirites and arsenical west iron minerals (Machine-translation by Google Translate, not legally binding)
Improvements for the desaredination of ashes of calcinated pirites and arsenical west iron minerals (Machine-translation by Google Translate, not legally binding)
Procedures to obtain the sulfo-nitruration of the ferrous or non-ferrous alloys to the sulfo-cementation of the ferrous alloys, in order to improve the resistance to the degaste and the coefficient of roce (Machine-translation by Google Translate, not legally binding)
Procedure to obtain in the metals and alloys a great reduction of the coefficient of the spray and wear (Machine-translation by Google Translate, not legally binding)
Procedure for the elimination of arsenium, antimony and non-ferrous metals of tissue waste, extendedly released from sulfur of sulfur materials, ferrites and other oxidic iron minerals (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of iron from iron minerals or ferrous oxide combinations, as well as for the subsequent obtaining of other valuable metals or minerals from mixed minerals (Machine-translation by Google Translate, not legally binding)