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Legal status
Patent not validated
| (51) | INT.CL. | C01G 49/06 | |
| A61K 33/26 | |||
| B01J 20/06 | |||
| C02F 1/28 | |||
| B01J 20/02 | |||
| A23L 33/16 | |||
| A23K 20/20 |
| (11) | Number of the document | 1899270 |
| (13) | Kind of document | T |
| (96) | European patent application number | 05753905.8 |
| Date of filing the European patent application | 2005-06-21 | |
| (97) | Date of publication of the European application | 2008-03-19 |
| (45) | Date of publication and mention of the grant of the patent | 2019-02-27 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2005/052861 |
| Date | 2005-06-21 |
| (87) | Number | WO 2006/000547 |
| Date | 2006-01-05 |
| (30) | Number | Date | Country code |
| 102004031181 | 2004-06-28 | DE |
| (72) |
MÜLLER, Hans-Martin, CH
PHILIPP, Erik, CH
GEISSER, Peter, CH
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| (73) |
VIFOR (INTERNATIONAL) AG,
Rechenstrasse 37, 9001 St. Gallen,
CH
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| (54) | VERFAHREN ZUR HERSTELLUNG EINES PHOSPHATADSORBENS AUF EISENSULFAT-BASIS |
| METHOD FOR PRODUCING AN IRON SULFATE-BASED PHOSPHATE ADSORBENT |