| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_90e7136bc810b844502b21de846a8a71 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S507-936 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-88 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-88 |
| filingDate |
1992-06-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1993-10-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c07f5aff5a1e00966335abd9f6ea8198
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f315f6fa2e10673140a1b391e48c04d9 |
| publicationDate |
1993-10-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-5251698-A |
| titleOfInvention |
Method of using lignosulfonate-acrylic acid graft copolymers as sacrificial agents for surfactant flooding |
| abstract |
A sacrificial agent method employing lignosulfonate-acrylic acid graft copolymers to reduce chemical loss to the formation during hydrocarbon recovery by surfactant system injection and sweep through an underground formation. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6186231-B1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6051535-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11220446-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6736211-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6942031-B1 |
| priorityDate |
1992-06-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |