EP 3527649 A1 20190821 - USE FOR IMPROVING THE FUEL EFFICIENCY OF ENGINE OIL COMPOSITIONS FOR LARGE LOW AND MEDIUM SPEED ENGINES BY REDUCING THE TRACTION COEFFICIENT
Title (en)
USE FOR IMPROVING THE FUEL EFFICIENCY OF ENGINE OIL COMPOSITIONS FOR LARGE LOW AND MEDIUM SPEED ENGINES BY REDUCING THE TRACTION COEFFICIENT
Title (de)
VERWENDUNG ZUR VERBESSERUNG DER KRAFSTSTOFFEFFIZIENZ VON MOTORÖLZUSAMMENSETZUNGEN FÜR GROSSE MOTOREN MIT NIEDRIGER UND MITTLERER GESCHWINDIGKEIT MITTELS REDUZIERUNG DES TRAKTIONSKOEFFIZIENTEN
Title (fr)
UTILISATION POUR AMELIORER LE RENDEMENT ÉNERGÉTIQUE DE COMPOSITIONS D'HUILE MOTEUR POUR MOTEURS À FAIBLE, MOYENNE ET GRANDE VITESSES, PAR RÉDUCTION DU COEFFICIENT DE TRACTION
Publication
Application
Priority
- US 33720510 P 20100201
- US 33720410 P 20100201
- US 33721510 P 20100201
- US 33721310 P 20100201
- US 33718210 P 20100201
- EP 11706660 A 20110128
- US 2011022959 W 20110128
Abstract (en)
The present invention is directed to a method for improving the fuel efficiency of large engine oil compositions by reducing the traction coefficient of the oil by formulating the oil using at least two base stocks of different kinematic viscosity wherein the differences in kinematic viscosity between the base stocks is at least 32 mm/s, and, preferably, additizing the composition with a salicylate detergent, a mixture of salicylate-phenate detergents or a mixture of sulfonate and phenate detergents.
IPC 8 full level
C10M 111/04 (2006.01); C10M 169/04 (2006.01); C10N 10/02 (2006.01); C10N 10/04 (2006.01); C10N 30/06 (2006.01); C10N 40/25 (2006.01); C10N 40/26 (2006.01)
CPC (source: EP)
C10M 111/04 (2013.01); C10M 169/042 (2013.01); C10M 2203/1025 (2013.01); C10M 2205/0285 (2013.01); C10M 2207/028 (2013.01); C10M 2207/26 (2013.01); C10M 2207/262 (2013.01); C10M 2219/046 (2013.01); C10N 2010/02 (2013.01); C10N 2010/04 (2013.01); C10N 2020/02 (2013.01); C10N 2030/06 (2013.01); C10N 2040/252 (2020.05)
Citation (applicant)
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Citation (search report)
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Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2011094562 A1 20110804; EP 2531581 A1 20121212; EP 2531581 B1 20180711; EP 2531582 A1 20121212; EP 2531582 B1 20180725; EP 2531583 A1 20121212; EP 2531583 B1 20180718; EP 2531584 A1 20121212; EP 2531584 B1 20190619; EP 2531585 A1 20121212; EP 2531585 B1 20180620; EP 3527649 A1 20190821; EP 3527650 A1 20190821; JP 2013518935 A 20130523; JP 2013518936 A 20130523; JP 2013518937 A 20130523; JP 2013518938 A 20130523; JP 2013518939 A 20130523; JP 2016000827 A 20160107; JP 5755251 B2 20150729; JP 5755252 B2 20150729; JP 5755253 B2 20150729; JP 5755254 B2 20150729; JP 5852012 B2 20160203; JP 6050450 B2 20161221; SG 182502 A1 20120830; SG 182504 A1 20120830; SG 182697 A1 20120830; SG 182699 A1 20120830; SG 182700 A1 20120830; WO 2011094566 A1 20110804; WO 2011094571 A1 20110804; WO 2011094571 A8 20121011; WO 2011094575 A1 20110804; WO 2011094582 A1 20110804
DOCDB simple family (application)
US 2011022955 W 20110128; EP 11705318 A 20110128; EP 11705319 A 20110128; EP 11705321 A 20110128; EP 11706660 A 20110128; EP 11706663 A 20110128; EP 19167430 A 20110128; EP 19167432 A 20110128; JP 2012551332 A 20110128; JP 2012551334 A 20110128; JP 2012551336 A 20110128; JP 2012551338 A 20110128; JP 2012551340 A 20110128; JP 2015175400 A 20150907; SG 2012051652 A 20110128; SG 2012051678 A 20110128; SG 2012054748 A 20110128; SG 2012054789 A 20110128; SG 2012054805 A 20110128; US 2011022959 W 20110128; US 2011022965 W 20110128; US 2011022971 W 20110128; US 2011022980 W 20110128