Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_f69d8b64fb09adfc3fe24a14af9d00ed http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_ac4174ee607d89c7aa57f116909dd6fb |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F1-56 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H17-455 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H23-765 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H17-375 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H17-68 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F2103-28 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F1-5236 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F9-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H21-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D21-01 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J13-0008 |
classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H23-76 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H17-37 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H17-45 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H17-68 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F1-56 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01D21-01 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H21-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J13-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F9-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F1-52 |
filingDate |
1998-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f623e0e93764960f922faad1bb6a6389 |
publicationDate |
2000-03-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
EP-0983210-A1 |
titleOfInvention |
Method of water treatment using zeolite crystalloid coagulants |
abstract |
A method of coagulating particulates, as in papermaking or water clarification applications, for example, is provided wherein a zeolite crystalloid coagulant is added to water containing the solid matter, a source of multivalent cations, and a cationic acrylamide polymer. The zeolite crystalloid coagulant is preferably prepared by admixing aqueous sodium silicate and sodium aluminate solutions to form a reaction mixture and allowing a reaction to proceed for a sufficient time to form zeolite crystalloid coagulant particles having particle sizes of at least about 4 nm before terminating the reaction. |
priorityDate |
1997-05-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |