http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104926620-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C41-34 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C41-09 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C41-42 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-34 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-42 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C43-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-09 |
| filingDate | 2015-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2017-01-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2017-01-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-104926620-B |
| titleOfInvention | Dimethyl ether production device |
| abstract | The invention discloses a dimethyl ether production device, comprising: a methanol raw material tank, wherein the methanol raw material tank is connected with a heat conducting pipe, a reaction kettle, a precipitation kettle, an alkali washing tank A, an alkali washing tank B, a condensing tower, a separator, a compressor, a cooling tower and a finished product storage tank in sequence; the precipitation kettle is further connected with a catalyst tank, the alkali washing tank A and the alkali washing tank B are further connected with an alkaline water preparation container, the condensing tower and the separator are connected with a distillation retort, and the distillation retort is connected with the methanol raw material tank. According to the dimethyl ether production device disclosed by the invention, considerable quantities of chemical raw materials are saved, comprising methanol, sulfuric acid and sodium hydroxide, the products output is improved, and the production cost and equipment cost are lowered. |
| priorityDate | 2015-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 29.