http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-256068-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_75e146bd56c40cb652b0859a4605b227 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_cb423be1fe99c142d24dc79a563f04d7 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a461126d4eea9d68083bf9862e1cb159 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C46-00 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C46-00 |
| filingDate | 1925-08-27^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1926-08-05^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | GB-256068-A |
| titleOfInvention | Improvements in the manufacture and production of hydroxychlor-anthraquinone |
| abstract | 256,068. Dodd, H., Sprent, W. C., and United Alkali Co., Ltd. Aug. 27, 1925. Chlorhydroxyanthraquinone free from hydroxyanthraquinone is produced by condensation of phthalic anhydride and o- or p-chlorphenol in sulphuric acid without the use of either boric acid or aluminium chloride, the temperature not appreciably exceeding 200‹ C. Specification 245,584 is referred to. |
| priorityDate | 1925-08-27^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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