| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_86254d597199eceda11114b1bfcca72a |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10T428-2982
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2006-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2006-60
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2004-61
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01P2004-62 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01F11-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01F11-185
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09C1-021
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09C1-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H17-675 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09C1-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01F11-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B32-60 |
| filingDate |
2011-10-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_56b0f5ff88abcdbb2de92d518901d1e4
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_be06f05f46111729a35a4bb5b49f70fc
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_21dbe0aac95546c495cc6a114d42b094
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_daa0789c00f26bb09f8f636c83e92252 |
| publicationDate |
2012-05-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-2814435-A1 |
| titleOfInvention |
Production of high purity precipitated calcium carbonate |
| abstract |
The present invention relates to a process for the preparation of precipitated calcium carbonate comprising the steps of a) providing and calcining calcium carbonate comprising material; b) slaking the reaction product obtained from step a) with an aqueous ammonium chloride solution; c) separating insoluble components from the calcium chloride solution obtained from step b); d) carbonating the calcium chloride solution obtained from step c); e) separating the precipitated calcium carbonate obtained from step d); the precipitated calcium carbonate obtained by this process, as well as uses thereof. |
| priorityDate |
2010-10-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |