| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_4a19eed3131fbaa9c3de1dd1198c0839 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K2208-12 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-24 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-12 |
| filingDate |
2009-06-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e29556339e60aa10e1513c3278d90d30 |
| publicationDate |
2011-04-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2011092396-A1 |
| titleOfInvention |
Copolymer for shale stabilization and method of use |
| abstract |
Embodiments disclosed herein relate to methods for stabilizing shales while drilling a wellbore into an earthen formation comprising circulating an aqueous based wellbore fluid in the wellbore while drilling through shales; wherein the aqueous-based wellbore fluid comprises a copolymer of acrylamide-type comonomers and at least one cationic comonomer. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-105950130-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9018140-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11274239-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112697572-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11787990-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9771785-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-114350332-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2013173564-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-113698534-A |
| priorityDate |
2008-06-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |