| Predicate |
Object |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02W30-91 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F1-70
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C02F11-008
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B28-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C04B28-105
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B09C1-08 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B28-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B09C1-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F11-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F1-70
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C04B28-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B09B3-00 |
| filingDate |
1989-07-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
1990-08-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-0352096-A3 |
| titleOfInvention |
Compositions to encapsulate chromium, arsenic, and other toxic metals in wastes |
| abstract |
A composition for treating toxic metals in solid nwaste, sludge or slurry is provided. The composition inÂncludes a reducing agent such as ferrous sulfate or sodium nsulfite and a fixative containing solid calcium oxide or nsolid magnesium oxide. The composition may also include an nacid such as sulfuric acid. |
| priorityDate |
1988-07-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |