| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_1543b2b19ec0e331a0dcd89888cbef5f |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01D2259-4541 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-0229
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-3042
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A62B7-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-28083
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-28016
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-0237
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-0244
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-2808
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-28061
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J20-28057 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J20-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J20-28 |
| filingDate |
2021-03-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c3f1318bb259be33fd4fe6b109046f77 |
| publicationDate |
2021-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2021197170-A1 |
| titleOfInvention |
Filter media for respiratory protection |
| abstract |
A filter media composition includes a ferrihydrite material having an average pore size (BJH) in a range from 1 to 3 nm and a surface area (BET) of at least 200 m2/g or at least 250 m2/g or at least 300 m2/g. |
| priorityDate |
2015-04-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |