| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_388b0effde425824bdf64ab544256892 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B33-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D19-0404 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01D19-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B33-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-22 |
| filingDate |
1974-02-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1975-11-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8c2cfe2a560dc995c85101b802517fa4 |
| publicationDate |
1975-11-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3920559-A |
| titleOfInvention |
Composition and process for defoaming aqueous drilling fluids |
| abstract |
A composition and process for defoaming aqueous drilling fluids wherein a synergistic defoamer is produced by the combination of a propylene oxide adduct of oleyl alcohol together with a polyvalent metal salt of stearic acid. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5552377-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5945386-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0180664-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2006258545-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0339762-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0339762-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4341656-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4622303-A |
| priorityDate |
1974-02-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |