| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_664f5b543543aac4cf0153a4ef4e0f85 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J2200-54
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J2215-52
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J2200-34
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J2250-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J2250-02 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J3-04418
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J3-0409
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J3-04303
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J3-04193
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F25J3-04 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F25J3-04 |
| filingDate |
1995-10-03^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1997-11-25^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a414416c5bf1439b869946ac31c369c2 |
| publicationDate |
1997-11-25^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-2159751-C |
| titleOfInvention |
Side column cryogenic rectification system for producing lower purity oxygen |
| abstract |
A cryogenic rectification system employing a double column and an auxiliary side column in which product lower purity oxygen is produced wherein the side column is driven by condensing compressed feed air enabling the system to operate with lower head pressure and thus lower operating costs. |
| priorityDate |
1994-10-04^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |