Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8cac4ca8509c3ca45aca9a0274628c6e |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S507-903 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-36 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K23-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K23-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-36 |
filingDate |
2007-06-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
2011-07-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_05cc3f40e970bde085cb1485f202f34e |
publicationDate |
2011-07-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
EP-2029693-B1 |
titleOfInvention |
Highly branched polymeric materials as surfactants for oil-based muds |
abstract |
A wellbore fluid that includes an oleaginous continuous phase; a non-oleaginous phase; and a modified polyesteramide surfactant; methods of formulating such wellbore fluid; and methods of drilling a subterranean formation with such wellbore fluid are disclosed. |
priorityDate |
2006-06-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |