The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 03, 1989
Filed:
Oct. 21, 1987
Heinrich Schlunken, Linz, AT;
CL Pharma Aktiengesellschaft, Linz, AT;
Abstract
Process for the preparation of binder-free granules which can be compressed to give solid medicament forms, which consists in initially placing a predetermined amount of celiprolol hydrochloride, over 50% of which have a particle size below 40 .mu.m and not more than 10% have a particle size above 100 .mu.m, in a fluidized bed granulator, forming a fluidized bed by passing in additional air at a temperature not higher than 30.degree. C. and, by spraying distilled water into the fluidized bed preparing free-flowing granules having a water content of 20-40% by weight, less than 10% of which have a particle size below 63 .mu.m, and drying these granules at temperatures from 30.degree. to 60.degree. C. after they have been discharged, and the use thereof.