TREATMENT METHOD FOR FINE-GRAINED POWDER-FORM DRUG AND DEVICE FOR CARRYING OUT THIS METHOD

A method and system for improving the flow properties of finely divided powders is provided. The method includes (a) agglomerating the powder by passing it through a screw feeder; and (b) spheronizing the agglomerates. The method preferably further includes (c) sizing the spheronized agglomerates. S...

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Bibliographische Detailangaben
Hauptverfasser:	TROFAST EVA ANNRISTIN, FALK JOHAN
Format:	Patent
Sprache:	eng
Schlagworte:	BABY COMFORTERS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICALPURPOSES DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY DEVICES FOR RECEIVING SPITTLE DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGINGPHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL ORADMINISTERING FORMS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	A method and system for improving the flow properties of finely divided powders is provided. The method includes (a) agglomerating the powder by passing it through a screw feeder; and (b) spheronizing the agglomerates. The method preferably further includes (c) sizing the spheronized agglomerates. Spheronization is preferably accomplished by tumbling the agglomerates in a tilted rotating container.