| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5539e85987921f605c2435d0251b02b6 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21C9-1084
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21C9-1042 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C9-10 |
| filingDate |
1991-09-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0c388572385f50743320ef4f1d0786f5
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_18054de4d746271fd45ee7ed3972cdf1 |
| publicationDate |
1992-05-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-2051470-A1 |
| titleOfInvention |
Pulp bleaching solution |
| abstract |
PATENT PULP BLEACHING SOLUTION SUMMARY OF THE INVENTION A sodium borohydride/sodium hydroxide solution for dithionite generation contains sufficient levels of diethylene triamine pentaacetic acid to chelate metals in the dithionate generation process and also in a pulp bleaching process. |
| priorityDate |
1990-11-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |