| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_af99df08b153738cd418446a75d09bfc |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S507-936 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-592
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B43-24 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B43-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-592
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K23-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B43-24
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K23-02 |
| filingDate |
1987-06-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1989-04-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_63bfae68da11b6b5d455db1ff95376d0 |
| publicationDate |
1989-04-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-4820429-A |
| titleOfInvention |
Surfactant compositions for steamfloods |
| abstract |
The present invention is an improved surfactant composition useful for providing improved production of oil, or displacing oil within the pores of an oil-containing reservoir under steamflood conditions comprises a synergistic mixture of an alpha -olefin sulfonate and an alkylated diphenyl oxide sulfonate component. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5110487-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4957646-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5076357-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-102504792-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5083612-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5193618-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5000262-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6743764-B1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2004018453-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5031698-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5203411-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6900003-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2005100833-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-114641553-A |
| priorityDate |
1984-05-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |