| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_464eb9068823683b5a4a63aa3cb13553 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01B7-0706 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B7-07 |
| filingDate |
1995-05-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2001-09-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f34c1813aa7b47691af9f2f7699afe99 |
| publicationDate |
2001-09-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-6290927-B1 |
| titleOfInvention |
Method for the removal of unwanted color from hydrochloric acid |
| abstract |
A method of removing iron and halogen coloring materials from hydrochloric acid, by removing iron from the hydrochloric acid, and thereafter adding a nitrogen containing reducing agent to the hydrochloric acid. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2002127173-A1 |
| priorityDate |
1994-06-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |