Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_e87b385eb8dc6a67e0d30e6ca4fc3247 |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2207-262 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10N2040-25 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10N2030-45 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2219-102 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2215-28 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2207-026 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10N2030-40 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10N2030-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2223-045 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2207-144 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2219-046 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2207-289 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2219-044 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M2219-022 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M141-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M159-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M159-24 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M159-22 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M129-54 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C10M135-10 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C10M169-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C10M141-12 |
filingDate |
2010-02-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d16a52e7cbc6cb4639852feeb7088e04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e274003e4ed0cd27232e9c55ad48cb19 |
publicationDate |
2010-08-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
CA-2752331-A1 |
titleOfInvention |
Lubricating oil compositions |
abstract |
A method for preventing or inhibiting exhaust valve seat recession in a natural gas fueled engine, the method comprising lubricating the engine with a natural gas engine lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity; and (b) an alkali metal-containing detergent, wherein the natural gas engine lubricating oil composition is substantially free of each of any alkaline earth metal-containing detergents and lithium-containing detergents is disclosed. |
priorityDate |
2009-02-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |