EP2554641A4 - Lubricant composition for an internal combustion engine - Google Patents

Lubricant composition for an internal combustion engine

Info

Publication number
EP2554641A4
EP2554641A4 EP11765779.1A EP11765779A EP2554641A4 EP 2554641 A4 EP2554641 A4 EP 2554641A4 EP 11765779 A EP11765779 A EP 11765779A EP 2554641 A4 EP2554641 A4 EP 2554641A4
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
lubricant composition
lubricant
composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP11765779.1A
Other languages
German (de)
French (fr)
Other versions
EP2554641A1 (en
Inventor
Kazuhiro Teshima
Motoharu Ishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Publication of EP2554641A1 publication Critical patent/EP2554641A1/en
Publication of EP2554641A4 publication Critical patent/EP2554641A4/en
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M111/00—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential
    • C10M111/04—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential at least one of them being a macromolecular organic compound
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M101/00—Lubricating compositions characterised by the base-material being a mineral or fatty oil
    • C10M101/02—Petroleum fractions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M101/00—Lubricating compositions characterised by the base-material being a mineral or fatty oil
    • C10M101/04—Fatty oil fractions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M103/00—Lubricating compositions characterised by the base-material being an inorganic material
    • C10M103/06—Metal compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/10—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M105/12—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms monohydroxy
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/18—Ethers, e.g. epoxides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/20—Aldehydes; Ketones
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/22—Carboxylic acids or their salts
    • C10M105/24—Carboxylic acids or their salts having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/32—Esters
    • C10M105/42—Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxylic acids, polycarboxylic acids and hydroxy carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/56—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing nitrogen
    • C10M105/58—Amines, e.g. polyalkylene polyamines, quaternary amines
    • C10M105/64—Amines, e.g. polyalkylene polyamines, quaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
    • C10M105/66—Amines, e.g. polyalkylene polyamines, quaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring containing hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/02—Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/102—Aliphatic fractions
    • C10M2203/1025—Aliphatic fractions used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/028—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms
    • C10M2205/0285—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01—Physico-chemical properties
    • C10N2020/02—Viscosity; Viscosity index
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/02—Pour-point; Viscosity index
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/54—Fuel economy
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/74—Noack Volatility
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2070/00—Specific manufacturing methods for lubricant compositions
EP11765779.1A 2010-04-02 2011-03-31 Lubricant composition for an internal combustion engine Ceased EP2554641A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010086581 2010-04-02
PCT/JP2011/058291 WO2011125879A1 (en) 2010-04-02 2011-03-31 Lubricant composition for an internal combustion engine

Publications (2)

Publication Number Publication Date
EP2554641A1 EP2554641A1 (en) 2013-02-06
EP2554641A4 true EP2554641A4 (en) 2013-10-09

Family

ID=44762817

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11765779.1A Ceased EP2554641A4 (en) 2010-04-02 2011-03-31 Lubricant composition for an internal combustion engine

Country Status (5)

Country Link
US (1) US20130023456A1 (en)
EP (1) EP2554641A4 (en)
JP (1) JP5667166B2 (en)
KR (1) KR20130103652A (en)
WO (1) WO2011125879A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9365788B2 (en) 2011-10-10 2016-06-14 Exxonmobil Chemical Patents Inc. Process to produce improved poly alpha olefin compositions
US10227544B2 (en) * 2013-08-15 2019-03-12 Infineum International Limited Automotive transmission fluid compositions for improved energy efficiency
US20170175029A1 (en) * 2014-03-31 2017-06-22 Idemitsu Kosan Co., Ltd. Lubricating-oil composition
US10876062B2 (en) * 2017-03-24 2020-12-29 Exxonmobil Chemical Patents Inc. Cold cranking simulator viscosity boosting base stocks and lubricating oil formulations containing the same
US10858610B2 (en) * 2017-03-24 2020-12-08 Exxonmobil Chemical Patents Inc. Cold cranking simulator viscosity boosting base stocks and lubricating oil formulations containing the same
US10808196B2 (en) * 2017-03-28 2020-10-20 Exxonmobil Chemical Patents Inc. Cold cranking simulator viscosity reducing base stocks and lubricating oil formulations containing the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060211581A1 (en) * 2005-03-17 2006-09-21 Bullock Charles L Jr Blend comprising group III and group IV basestocks
US20080234153A1 (en) * 2007-03-19 2008-09-25 Shigeki Matsui Lubricating oil composition
JP2008231189A (en) * 2007-03-19 2008-10-02 Nippon Oil Corp Lubricant composition
JP2008231190A (en) * 2007-03-19 2008-10-02 Nippon Oil Corp Lubricant composition
WO2009073135A1 (en) * 2007-11-29 2009-06-11 Ineos Usa Llc Low viscosity oligomer oil product, process, and composition

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370246A (en) 1981-04-27 1983-01-25 Chevron Research Company Antioxidant combinations of molybdenum complexes and aromatic amine compounds
JPH0737623B2 (en) * 1986-03-31 1995-04-26 出光興産株式会社 Lubricating oil composition
JPH10114895A (en) * 1996-10-11 1998-05-06 Idemitsu Kosan Co Ltd Lubricating oil composition for internal combustion engine
JP3261340B2 (en) * 1997-05-30 2002-02-25 東燃ゼネラル石油株式会社 Lubricating oil composition
JP2003252887A (en) 2002-03-04 2003-09-10 Asahi Denka Kogyo Kk Method for producing molybdenum amine compound
US6962896B2 (en) 2002-05-31 2005-11-08 Chevron Oronite Company Llc Reduced color molybdenum-containing composition and a method of making same
US7652186B2 (en) * 2005-03-17 2010-01-26 Exxonmobil Chemical Patents Inc. Method of making low viscosity PAO
AU2006270436B2 (en) * 2005-07-19 2011-12-15 Exxonmobil Chemical Patents Inc. Polyalpha-olefin compositions and processes to produce the same
JP2009510214A (en) 2005-09-30 2009-03-12 エクソンモービル・ケミカル・パテンツ・インク Blends containing Group II and Group IV base stocks
JP5390738B2 (en) * 2005-11-15 2014-01-15 出光興産株式会社 Lubricating oil composition for internal combustion engines
US7544850B2 (en) * 2006-03-24 2009-06-09 Exxonmobil Chemical Patents Inc. Low viscosity PAO based on 1-tetradecene
US7592497B2 (en) * 2006-03-24 2009-09-22 Exxonmobil Chemical Patents Inc. Low viscosity polyalphapolefin based on 1-decene and 1-dodecene
JP5255220B2 (en) * 2007-03-19 2013-08-07 Ｊｘ日鉱日石エネルギー株式会社 Lubricating oil composition
JP5027533B2 (en) * 2007-03-19 2012-09-19 Ｊｘ日鉱日石エネルギー株式会社 Lubricating oil composition
US8143467B2 (en) * 2007-12-18 2012-03-27 Exxonmobil Research And Engineering Company Process for synthetic lubricant production
US8227392B2 (en) * 2008-01-25 2012-07-24 Exxonmobil Research And Engineering Company Base stocks and lubricant blends containing poly-alpha olefins
JP5266335B2 (en) * 2008-01-31 2013-08-21 エクソンモービル・ケミカル・パテンツ・インク Improved utilization of linear alpha olefins in the production of poly-alpha olefins over metallocene catalysts
US8865959B2 (en) * 2008-03-18 2014-10-21 Exxonmobil Chemical Patents Inc. Process for synthetic lubricant production
US8168838B2 (en) * 2009-01-21 2012-05-01 Shell Oil Company Hydrocarbon compositions useful as lubricants
SG10201907833WA (en) * 2009-06-16 2019-10-30 Chevron Phillips Chemical Co Lp Oligomerization of alpha olefins using metallocene-ssa catalyst systems and use of the resultant polyalphaolefins to prepare lubricant blends
US8067652B2 (en) * 2009-08-13 2011-11-29 Chemtura Corporation Processes for controlling the viscosity of polyalphaolefins

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060211581A1 (en) * 2005-03-17 2006-09-21 Bullock Charles L Jr Blend comprising group III and group IV basestocks
JP2008533274A (en) * 2005-03-17 2008-08-21 エクソンモービル・ケミカル・パテンツ・インク Blends containing Group III and Group IV base stock
US20080234153A1 (en) * 2007-03-19 2008-09-25 Shigeki Matsui Lubricating oil composition
JP2008231189A (en) * 2007-03-19 2008-10-02 Nippon Oil Corp Lubricant composition
JP2008231190A (en) * 2007-03-19 2008-10-02 Nippon Oil Corp Lubricant composition
WO2009073135A1 (en) * 2007-11-29 2009-06-11 Ineos Usa Llc Low viscosity oligomer oil product, process, and composition

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"DURASYN 145 POLYALPHAOLEFINS", 20 May 2009 (2009-05-20), XP055076930, Retrieved from the Internet <URL:http://www.3eonline.com/ImageServer/NewPdf/1915fa5c98f54dd299ab2ac018d2ea1e.pdf> [retrieved on 20130828] *
See also references of WO2011125879A1 *

Also Published As

Publication number Publication date
WO2011125879A1 (en) 2011-10-13
US20130023456A1 (en) 2013-01-24
KR20130103652A (en) 2013-09-24
JPWO2011125879A1 (en) 2013-07-11
EP2554641A1 (en) 2013-02-06
JP5667166B2 (en) 2015-02-12

Similar Documents

Publication Publication Date Title
EP2883946A4 (en) Lubricant composition for internal combustion engine
HK1186764A1 (en) Internal combustion engine
EP2578908A4 (en) Oil ring for internal combustion engine
SG11201404652TA (en) Lubricating oil composition for internal combustion engine
GB2489579B (en) Crankshaft bearing for internal combustion engine
SG10201505096PA (en) Fuel Economical Lubricating Oil Composition For Internal Combustion Engines
GB2480461B (en) Free piston internal combustion engine
EP2832831A4 (en) Lubricating oil composition for internal combustion engine
EP2549089A4 (en) Piston for internal combustion engine
EP2554642A4 (en) Lubricant composition for an internal combustion engine
EP2610331A4 (en) Lubricant composition for internal combustion engines
EP2562448A4 (en) Oil ring for internal combustion engine
EP2873720A4 (en) Lubricant oil composition for internal combustion engine
EP2554647A4 (en) Lubricant composition for an internal combustion engine
EP2535534A4 (en) Muffler for internal combustion engine
EP2762553A4 (en) Lubricating coating composition and attachment component for internal combustion engine
PT2553242T (en) Improved differential-stroke internal combustion engine
HK1184208A1 (en) Internal combustion engine
EP2554641A4 (en) Lubricant composition for an internal combustion engine
GB2481914B (en) Slide bearing for crankshaft of internal combustion engine
EP2635775A4 (en) Internal combustion engine
GB201019804D0 (en) Internal combustion engine
GB201009158D0 (en) Internal combustion engine
EP2412978A4 (en) Lubrication system for internal combustion engine
EP2740783A4 (en) Lubricant composition for internal combustion engine oil

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20121025

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): 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

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20130910

RIC1 Information provided on ipc code assigned before grant

Ipc: C10M 111/04 20060101AFI20130904BHEP

Ipc: C10N 40/25 20060101ALI20130904BHEP

Ipc: C10N 30/02 20060101ALN20130904BHEP

Ipc: C10N 20/02 20060101ALI20130904BHEP

Ipc: C10N 30/00 20060101ALI20130904BHEP

Ipc: C10N 20/00 20060101ALI20130904BHEP

Ipc: C10N 30/08 20060101ALN20130904BHEP

17Q First examination report despatched

Effective date: 20151216

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

REG Reference to a national code

Ref country code: DE

Ref legal event code: R003

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20170806