Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_1e70c0aeade92d7571d955d3b90ea06e |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C17-38 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01B21-0837 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D53-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D53-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C17-386 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C17-38 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B21-086 |
filingDate |
2007-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_af4c6533c4d14529546a9448bc61ae06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_37123d298bfceaf7992b69d079adbac1 |
publicationDate |
2009-02-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
EP-2021276-A2 |
titleOfInvention |
Process for purifying perfluorinated products |
abstract |
This invention relates to a process for purifying at least one of perfluoromethane and nitrogen trifluoride from a mixture thereof using an ionic liquid. The process may be performed by a technique such as extractive distillation or absorption wherein at least one ionic liquid is used as the entraining agent or absorbent, respectively. |
priorityDate |
2006-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |