http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-109135927-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C11B9-025 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C11B9-027 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C11B9-02 |
| filingDate | 2017-06-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2022-05-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2022-05-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-109135927-B |
| titleOfInvention | Flower essential oil extraction method |
| abstract | The invention provides a flower essential oil extraction method, which comprises the following steps: picking fresh flowers, putting the fresh flowers into a microwave oven to dry until the weight loss is 50-80%, then storing the flowers, mixing the flowers with water, distilling the mixture, and collecting distillate; extracting with petroleum ether, concentrating the petroleum ether under reduced pressure to obtain oily substance, dissolving with diethyl ether, filtering with microporous filtering membrane, and concentrating the filtrate under reduced pressure to obtain flower essential oil. The method has simple process, high extraction rate of essential oil, and less decomposition by-products. |
| priorityDate | 2017-06-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 36.