http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104263972-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P10-20 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C22B1-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C22B3-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C22B34-36 |
| filingDate | 2014-10-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2016-03-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2016-03-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-104263972-B |
| titleOfInvention | There is the tungsten mineral material metallurgical system of multiple closed loop |
| abstract | A metallurgical system for tungsten mineral material, comprises successively: raw material preparation facilities, and it has the receiving port of the feedback leached mud that subsequent handling produces; Grog preparation facilities; Leaching device, it has leaching agent entrance, leaching slurry outlet, feedback gas recovery port, slurry separating, washing liquid recovery port, slag phase washings recovery port, crystal seed entrance; The equipment for separating liquid from solid of leaching slurry, it has leached mud feedback port, the outlet of washing lotion feedback, the receiving port of evaporative crystallization water of condensation, crystal seed feedback port; At least one-level purification and impurity removal device, at different levels have purification and impurity removal agent entrance and impurity collector, and last step has the smart taphole containing W elements; Crystallization apparatus, it has the gas feedback mouth feeding back to leaching device; The liquid-solid separation device of slurry, it has the outlet that crystalline mother solution is back to the outlet of leaching device, solid phase wash water entrance and tungsten product.Present invention achieves wastewater zero discharge, production cost is low, and production efficiency is high. |
| priorityDate | 2014-10-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 39.