http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-110776890-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F226-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F220-56 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-512 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-5083 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F226-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F226-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F220-56 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-512 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-508 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F220-34 |
| filingDate | 2018-07-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2021-10-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2021-10-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-110776890-B |
| titleOfInvention | High-strength gel profile control water shutoff agent |
| abstract | The invention discloses a high-strength gel profile control water shutoff agent, and relates to the technical field of petrochemical industry. The method has the characteristics of simple preparation process, simple and convenient field operation, high strength of formed gel, firm plugging removal, salt resistance, long effective period and controllable gelling time, can achieve the aims of plugging a high-permeability layer in a stratum and adjusting the water absorption profile of a water injection well at a deep part, and improves the petroleum recovery ratio. |
| priorityDate | 2018-07-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 69.