| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_2f4ca6b670bd97b4d88354ab9aa67faf |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B21-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K8-882 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B21-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K8-88 |
| filingDate |
1959-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1964-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_712f26e0341a940a5186778ec70480eb
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1e171a392f1fffeb9270b82defef4b38 |
| publicationDate |
1964-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3148729-A |
| titleOfInvention |
Method of combatting the obstruction of gas circulation in gas drilling |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4951921-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0115836-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0115836-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5080809-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4644020-A |
| priorityDate |
1959-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |