| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_04a934e25f77e79d86a9d96d8da38f95
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_ca401130dfb9b536f2b9fefd83b9bb76
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_dca06a65ff67cf94f3554b910634258d
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_46ae534822cdf4272f90c440e45cd4ca |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C309-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C307-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C303-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C311-00 |
| filingDate |
1984-04-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b5fee3a161050a3d6ee9531578e406fe
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ce97fb19127f83c0538b0715b53c93ea
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_82247959eb02cc5871d07abde1939405
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_635ffe66dbf721b942fa08b24c2a0d23 |
| publicationDate |
1986-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CS-240623-B1 |
| titleOfInvention |
A method for purifying calcium 2,5-dihydroxybenzenesulfonic acid salt |
| abstract |
A method for the purification of known calcium phosphaten2,5-dihydroxybenzenesulfonic acid saltsnwith regard to its simplicitynwith high product qualityninvention. Purification is performed by crystallizationnfrom an aqueous solution saturated withnthe presence of a solution of toluene and ethanoln2: 1. |
| priorityDate |
1984-04-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |