http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-214032166-U
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_29ad8a3e3619f87829a32d5a1f2c4d8b |
| classificationIPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F101-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F101-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F103-34 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F9-14 |
| filingDate | 2020-12-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2021-08-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a70013a009181372fb70573fada585b3 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_78f2f06ddafef57e679702a050ea30d7 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1b524961059d38b57ef9fc91c445858c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d86b29dcc7d845532123fecb20fc19a3 |
| publicationDate | 2021-08-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-214032166-U |
| titleOfInvention | Silver powder production wastewater treatment system |
| abstract | The utility model relates to a waste water treatment technical field particularly relates to silver powder waste water processing system, include: the pretreatment system comprises a silver ion reaction tank and a sedimentation tank, and is used for removing silver ions in the wastewater and obtaining a precipitate containing silver salt; the biological treatment system comprises an intermediate water tank, a denitrification filter tank, an MBR (membrane bioreactor), an anaerobic ammonium oxidation reactor and an N-type biological aerated filter which are sequentially arranged along the sewage flowing direction, wherein the intermediate water tank is arranged to receive supernatant of a sedimentation tank, the denitrification filter tank contains denitrifying bacteria capable of reducing nitrate into nitrogen, and the MBR contains microorganisms capable of converting ammonia nitrogen into nitrate and removing organic pollutants in wastewater; the utility model discloses according to the waste water characteristics, choose for use and be fit for high organic matter, high ammonia nitrogen and high nitrate silver powder waste water biological treatment combined process, compare with traditional handicraft, reduced MVR vaporization system, have the advantage that equipment input and working costs are low. |
| priorityDate | 2020-12-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 39.