http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-106433585-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B2111-00724 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B28-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-467 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-467 |
| filingDate | 2015-08-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2019-03-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2019-03-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-106433585-B |
| titleOfInvention | A kind of oil well cement retarder and its preparation method and application |
| abstract | The present invention relates to a kind of oil well cement retarders, it is characterized in that, the oil well cement retarder includes following component: the water of 100 parts by weight, the 1- adamantane acetic acid of 8-10 parts by weight, 1, the 3- adamantane acid of 8-10 parts by weight, the 1- adamantanol of 2-4 parts by weight, the tartaric acid of 6-8 parts by weight, the glutaraldehyde of 0.4-0.6 parts by weight, the concentration of 1-3 parts by weight are the concentrated hydrochloric acid of 36-38 weight %.The invention further relates to the preparation method and application of the retarder. |
| priorityDate | 2015-08-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 32.