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Bolidens Gruvaktiebolag
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Bolidens Gruvaktiebolag
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Publication date
Application filed by Bolidens GruvaktiebolagfiledCriticalBolidens Gruvaktiebolag
Publication of ES221487A1publicationCriticalpatent/ES221487A1/en
Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means
(AREA)
Sampling And Sample Adjustment
(AREA)
Investigating Or Analysing Biological Materials
(AREA)
Abstract
A method of roasting pyrites, for example, concentrates and fine pyrites, characterized in that the sulfur and particularly the possibly present arsenic are brought to sublimation by direct contact with hot material and roasting, after which the roasting takes place during the next phase . (Machine-translation by Google Translate, not legally binding)
ES0221487A1954-04-301955-04-29A method for the testing of piritas (Machine-translation by Google Translate, not legally binding)
ExpiredES221487A1
(en)
Procedure and apparatus for drying vacuum pieces of permeable material that contains water (Machine-translation by Google Translate, not legally binding)