| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_64ec033daa290ae22642d8f6c1933c97
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_cf5c7ce56346f2c1796b76b3b3831d56 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K2208-08 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B21-003
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-36
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-035
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-516 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-035
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-03
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B21-00 |
| filingDate |
2008-07-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1a8cdcaf38b4098a0a504f6522ea69d2 |
| publicationDate |
2009-01-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
WO-2009006731-A1 |
| titleOfInvention |
Drilling fluid additive for reducing lost circulation in a drilling operation |
| abstract |
Generally, the present invention provides drilling fluid additives for reducing or controlling lost circulation in a drilling operation. The additives comprises particles. The particles comprise one or more solids in association a wax or waxy substance. A drilling fluid comprising a drilling fluid additive of the invention is also provided, as well as a method and use of the drilling fluid additive in a drilling operation to reduce or control lost circulation. Methods for manufacturing the drilling fluid additives are also described. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2012037600-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10294401-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11168240-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11624017-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11136485-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-2586384-B |
| priorityDate |
2007-07-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |