http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112225377-B
Outgoing Links
Predicate | Object |
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classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01B7-0706 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01D5-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F9-00 |
classificationIPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F101-30 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B7-07 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01D5-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F9-10 |
filingDate | 2020-09-27^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate | 2022-01-28^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate | 2022-01-28^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | CN-112225377-B |
titleOfInvention | System and method for resourceful treatment of high-salinity organic wastewater |
abstract | A system and a method for resourceful treatment of high-salinity organic wastewater are disclosed, wherein the system comprises five units, namely raw water concentration, atomization pyrolysis, sodium sulfate purification, hydrochloric acid recovery and tail gas treatment. The raw water concentration unit is used for concentrating the high-salinity organic wastewater; the atomization pyrolysis unit adds an acidifying agent into the concentrated solution for acidification, and simultaneously, after an oxidant is added, organic matters in water are thoroughly oxidized and removed through atomization pyrolysis, and hydrogen chloride gas and sodium sulfate mixed salt are obtained through separation; the sodium sulfate purification unit is used for dissolving, removing impurities and evaporating and crystallizing the separated sodium sulfate mixed salt, and the sodium sulfate is purified through recrystallization; the hydrochloric acid recovery unit is used for filtering and condensing the separated hydrogen chloride gas and recovering hydrochloric acid; and the tail gas treatment unit is used for deacidifying and purifying the residual tail gas of the hydrochloric acid recovery unit. The system and the method can realize the high-efficiency removal of organic matters in the high-salinity wastewater, and simultaneously recover hydrochloric acid and sodium sulfate crystallized salt; realizes the resource treatment of the high-salinity organic wastewater and has better application prospect. |
priorityDate | 2020-09-27^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
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