http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-530915-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_18a3206eaadc0ccb8c66ffbb4e7a66f4 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K11-59 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K11-63 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K11-69 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K11-59 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K11-69 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K11-63 |
| filingDate | 1939-07-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1940-12-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | GB-530915-A |
| titleOfInvention | Improvements in electric discharge lamps containing luminescent materials |
| abstract | 530,915. Luminescent materials. GENERAL ELECTRIC CO., Ltd. (Patent-Treuhand-Ges. fur Elektrische Gluhlampen). July 5. 1939, No. 19635. [Class 39 (i)] Luminescent material for use in mercury vapour discharge lamps consists of or comprises a luminescent tungstate containing vanadium, in proportions of less than 1 per cent. Magnesium tungstate may be prepared from sodium tungstate and magnesium chloride or from magnesium and tungstic oxides ; the prepared tungstate is mixed with a solution of vanadyl chloride and the mixture is dried, heated and ground &c. |
| priorityDate | 1939-07-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 30.