| (11) | Number of the document | 923 |
| (21) | Number of the application | 97-0131 |
| (22) | Filing date of the application | 1997.05.16 |
| | Date of filing the request for examination | (pe raspunderea solicitantului) 16.07.1997 |
| (71) | Name(s) of applicant(s), code of the country | BOUNEGRU Tudor, MD; CONUNOV Tilea, MD; GUTANU Vasile, MD; BULIMAGA Constantin, MD; |
| (72) | Name(s) of inventor(s), code of the country | BOUNEGRU Tudor, MD; CONUNOV Tilea, MD; GUTANU Vasile, MD; BULIMAGA Constantin, MD; |
| (73) | Name(s) of owner(s), code of the country | BOUNEGRU Tudor, MD; CONUNOV Tilea, MD; GUTANU Vasile, MD; BULIMAGA Constantin, MD; |
| (54) | Title of the invention | Process for rendering harmless the wastes, obtained by the wines potasium hexacianoferrate(II) demetallisation |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C12F 3/00 (2006.01); |
| (19) | Country | MD |
| (45) | Date of publication of patent granting decision: | 1998.02.28 |
| (47) | Date of issuance of patent | 1999.01.31 |
| | Payment for maintenance up to the date | 2001.05.16 |
| | Date of patent termination | 2001.05.16 |
| | Date of publication of the termination of patent, with the right of restoration | 2002.04.30 |
| | Date of publication of the termination of patent, without the right of restoration | 2002.11.30 |