| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c81048aab5f01a91455de6963484d75c |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21C3-26 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C1-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C1-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C3-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C3-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C3-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21C1-08 |
| filingDate |
1986-07-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b997636c69c5dd7c12431d9466ccdd8e |
| publicationDate |
1987-03-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-0212329-A1 |
| titleOfInvention |
Process for the delignification of cellulosic materials |
| abstract |
Process for the delignification of cellulosic materials comprising: - a first step of treating cellulosic materials with an acid - a second step of treatment with hydrogen peroxide in an alkaline medium - a third step of cooking in the presence of at least one chemical reagent selected from hydroxides of alkali or alkaline earth metals. The method applies to the treatment of wood fragments. |
| priorityDate |
1985-08-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |