http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-103437712-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B10-43 |
| filingDate | 2013-08-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2015-11-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2015-11-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-103437712-B |
| titleOfInvention | A kind ofly be applicable to the three axle mixer drill bits penetrating gravel layer soil property |
| abstract | A kind ofly be applicable to the three axle mixer drill bits penetrating gravel layer soil property, comprise the drilling rod being built-in with slip casting steel pipe, and the afterbody of drilling rod is provided with the interpolation type joint be connected with the pile driving frame of three axle mixers, the head of drilling rod is provided with advance head, the drilling rod at advance head rear is provided with drill bit blade row, the drilling rod at drill bit blade row rear is provided with drill bit rib wing plate, the leaf formula taper advance head that described advance head is made up of three to five blades, the leaf formula drill bit blade row that described drill bit blade row is made up of two to eight blade rows, the leaf formula drill bit rib wing plate that described drill bit rib wing plate is made up of two to eight wing plates.This drill bit is a kind of three axle mixer drill bits capturing the hard soil layers such as round gravel soil layer, strong-weathered rock soil layer, soil body deep-layer stirring can be reached and form column watch box water-stopping structure, this drill bit design is ingenious, satisfactory for result, easy to implement, the stratum of the geology relative rigid such as round gravel soil layer, strong-weathered rock soil layer can be penetrated and carry out slip casting uniform stirring. |
| priorityDate | 2013-08-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 16.