SPRAY DRYING METHOD AND APPARATUS

Methods for preparing microspheres are provided. A carrier vehicle and a precipitator are nebulized and contacted. Alternatively, a carrier is nebulized in an aqueous acid and the concentration of the acid is decreased. Apparatus are also provided.

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Bibliographische Detailangaben
1. Verfasser:	KANTOR, MARTIN, L
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY 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:	Methods for preparing microspheres are provided. A carrier vehicle and a precipitator are nebulized and contacted. Alternatively, a carrier is nebulized in an aqueous acid and the concentration of the acid is decreased. Apparatus are also provided.