| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_b6e2426d3503eb3878f5af66b1e5a8ae |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F16J9-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C23C30-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C23C8-80 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F16J9-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C23C8-80
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C23C30-00 |
| filingDate |
2003-07-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2a13bc8e3899049658db655d32221224
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ddadd6601e13745d246f619ad280529b |
| publicationDate |
2005-12-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2005269787-A1 |
| titleOfInvention |
Piston ring |
| abstract |
A piston ring for internal combustion engines has a coating film comprising a heat-resistant material and a solid lubricant dispersed therein on at least one side surface, the heat-resistant material comprising at least one of a polyamideimide-silicon dioxide hybrid material and a polyimide-silicon dioxide hybrid material having high heat resistance and mechanical strength and low hygroscopicity. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9885417-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10502319-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2009051122-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2010319647-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2020124177-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8181968-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8835549-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-2511575-A4
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8082899-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2006049375-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2009156437-A1 |
| priorityDate |
2002-07-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |