| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_fd160b48bd4cc483cafd142249836250 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10T436-13 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G01R33-281
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B47-11 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01R33-28 |
| filingDate |
1980-12-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1981-12-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_99b9b3533fdef64fbcb20ae87dc1d348
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_bbd6c7cc4eebf0a20b6ef4174878cecc
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0a3cc4b066686e8d4cb7077167b8ba5d |
| publicationDate |
1981-12-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-4303411-A |
| titleOfInvention |
Fluorine-containing tracers for subterranean petroleum and mineral containing formations |
| abstract |
There is disclosed a method for determining flow patterns within a subterranean formation by injecting as a tracer a water soluble alkaline metal salt of inorganic or organic compounds having fluorine in the anion. The tracer compounds of the invention are identified by FNMR spectroscopy. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-109948567-B
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5300468-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4646832-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4742873-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10017684-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8877506-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9594070-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2005109087-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5095982-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4501324-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-109948567-A |
| priorityDate |
1980-12-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |