Process for removing pyrogens
US4909942A · kind A · utility
36Cited by
3References
15Claims
0Family size
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Key dates
| Filing date | Oct 12, 1988 |
| Grant date | Mar 20, 1990 |
| Priority date | — |
| Expiry date | Oct 12, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F1/444
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Pyrogens are removed out of a solution thereof by (1) treating the solution with a membrane and then (2) treating the resulting solution with a pyrogen adsorbent. The obtained solution is useful in pharmaceutical fields.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.