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Application filed by Fagerdala Ind AbfiledCriticalFagerdala Ind Ab
Priority to FI891253ApriorityCriticalpatent/FI891253A/fi
Publication of FI891253A0publicationCriticalpatent/FI891253A0/fi
Publication of FI891253ApublicationCriticalpatent/FI891253A/fi
Foerfarande foer avskiljning av bentonit- och kolbaerarpartiklar fraon dammet vilket utvunnits pao mekanisk vaeg vid regenereringen av anvaend gjuterisand.