Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3564a34ce260dae7f8c8843132728135 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10L10-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C231-24 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10L1-224 |
classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C233-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C233-18 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C231-24 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C11C3-00 |
filingDate |
2003-11-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
2007-12-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9974a3d3a09d10692b3a2c75e04a05d8 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9004fec046c059709102fa6e9303da20 |
publicationDate |
2007-12-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
US-7312346-B2 |
titleOfInvention |
Method of purifying hydroxyalkyl amide |
abstract |
A method for purifying hydroxyalkyl amide of residual alkanolamine by using nonpolar solvent, an acidic pH, salt solutions and an elevated temperature. |
priorityDate |
2003-11-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |