| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_04ed4b24e22b826d89bab36ebf75bc4f |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01F11-22 |
| filingDate |
2003-06-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1ce5c1c4560819c5a0c5705ca3171711
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c3e006d750b617df68bbc70024945710
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0d9b4a304ff56ecdb53b489ee190814c
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_744aa68568e3bb4cbdda8e8059877fa3
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_849d49889f66185df88962dcf3d10108
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_bafc1c51ef1372493855495756feb59a
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_62adb4a90902c7ec1f7fc847b93ebc72 |
| publicationDate |
2004-03-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-2004067503-A |
| titleOfInvention |
Method for recovering calcium fluoride from by-product mixed salt containing fluorine |
| abstract |
To recover fluorine as calcium fluoride from a by-product mixed salt containing sodium fluoride and / or potassium fluoride, and to reuse the recovered calcium fluoride as a raw material for producing hydrogen fluoride. SOLUTION: Fluorine in a by-product mixed salt containing sodium fluoride and / or potassium fluoride is reacted with calcium sulfate to recover calcium fluoride. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2005330171-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-4546764-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2006290703-A |
| priorityDate |
2002-06-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |