| Predicate |
Object |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C14C1-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C14C3-28
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C14C3-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C14C3-30
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C14C3-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C14C1-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C14C1-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C14C3-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C14C3-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C14C3-30
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C14C3-28
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C14C1-08 |
| filingDate |
2015-11-28^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2017-10-27^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2017-10-27^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-105441600-B |
| titleOfInvention |
Chrome-free tanning agent process for tanning in a kind of leather production |
| abstract |
The invention discloses chrome-free tanning agent process for tanning in a kind of production of leather, belong to tanning field.Chrome-free tanning agent process for tanning in a kind of leather production of the present invention, including pretreatment and two steps of tanning before tanning.Chrome-free tanning agent process for tanning, which has, in a kind of leather production of the present invention reduces environmental pollution, while the characteristics of ensureing tanning effect. |
| priorityDate |
2015-11-28^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |