| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a9001ca2ee32c9b68ce59bc163c8ae7b |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K2208-34 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-035 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K23-44
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-035 |
| filingDate |
2015-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b161c1d19009f96727bd79b02d14d6b2
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_6f6eb5c2384a2bffe26f4c0258d12aaa |
| publicationDate |
2017-11-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-3242919-A1 |
| titleOfInvention |
Hydrophilic ether carboxylic acids as lubricant for salt based drilling systems |
| abstract |
The present invention relates to a composition comprising (i) at least 10 wt% of an inorganic and/or organic, water soluble salt, based on the total weight of the composition; (ii) water; and (iii) an ether monocarboxylic acid. Further aspects of the invention relate to the use of an ether monocarboxylic acid of the invention, an amide, a salt or an ester thereof as a lubricant preferably in salt based drilling systems. |
| priorityDate |
2015-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |