http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B44-00
Outgoing Links
| Predicate | Object |
|---|---|
| concordantIPC | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B44-00 |
| level | 7^^<http://www.w3.org/2001/XMLSchema#integer> |
| symbol | E21B44/00 |
| modified | 2020-05-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| title | Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions |
| type | http://data.epo.org/linked-data/def/cpc/MainGroup |
| broader | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Automatic-control-surveying-or-testing-guide-heading |
Incoming Links
Total number of triples: 1761.