| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_0efa077d881a96aeb1e29b21ef1bbb58 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F26-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D207-267 |
| classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D207-26 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D207-267
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F26-06 |
| filingDate |
1995-02-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1996-10-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4e47cedb691324bceb250047a9608977
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_98ab7460725bf46747c105a4d8be758f
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_37e92f1ec7fa10aef46fc75de478f1f7 |
| publicationDate |
1996-10-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
BE-1008990-A3 |
| titleOfInvention |
FIXING METHOD OF CHEMICAL IMPURITIES CONTAINED IN THE N-VINYL-pyrrolidone (2) GROSS. |
| abstract |
Process for the bonding of chemical impurities contained in the crude N-vinyl-pyrrolidone- (2), characterized in that an anhydride of an organic carboxylic acid is added to the crude N-vinyl-pyrrolidone- (2). |
| priorityDate |
1994-02-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |