http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-106014305-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B23-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B21-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B47-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B47-08 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B47-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B21-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B47-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B23-00 |
| filingDate | 2016-07-16^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2018-09-07^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2018-09-07^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-106014305-B |
| titleOfInvention | Oil pipe flaw detection thorn washes dredger |
| abstract | The present invention relates to a kind of oil pipe flaw detection thorns to wash dredger, belongs to oil equipment field.A kind of oil pipe flaw detection thorn washes dredger, including flaw detection inside callipers, Splittable roller, cable, high-pressure water pipeline, directive wheel, detection record instrument, flaw detection internal diameter gauge is hollow core structures, and one end is provided with tap joint structure and oil pipe defectoscope joint structure, water flowing pore structure is provided on the other end.Compared with prior art, the present invention advantageous effect is：The thorn of operation well original well casing column is washed, is dredged, three process of detecting a flaw is merged into procedure completion, and switchs to carry out in pit shaft by ground, simplifies process, reduces labor intensity, improves production timeliness, enhancing safety in production improves clean manufacturing, avoids environmental pollution. |
| priorityDate | 2016-07-16^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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