Methods and system for processing dispersible fine powders
US5922354A · kind A · utility
31Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 9, 1997 |
| Grant date | Jul 13, 1999 |
| Priority date | — |
| Expiry date | May 9, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides an agglomerate composition composed of units of aggregated fine particles and methods for its manufacture and use. The agglomerate composition units are composed of fine particles having a mean particle size in the range of 1 .mu.m to 5 .mu.m, and usually includes a medicament powder. The agglomerate units have a mean size in the range from 200 .mu.m to 500 .mu.m and have a friability index in the range from about 10 to 60.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.