CA2678700C - Lubricant base oils and lubricant compositions and methods for making them - Google Patents

Lubricant base oils and lubricant compositions and methods for making them Download PDF

Info

Publication number
CA2678700C
CA2678700C CA2678700A CA2678700A CA2678700C CA 2678700 C CA2678700 C CA 2678700C CA 2678700 A CA2678700 A CA 2678700A CA 2678700 A CA2678700 A CA 2678700A CA 2678700 C CA2678700 C CA 2678700C
Authority
CA
Canada
Prior art keywords
weight
composition
aromatic extract
base stock
liquid lubricant
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.)
Active
Application number
CA2678700A
Other languages
English (en)
French (fr)
Other versions
CA2678700A1 (en
Inventor
Stephen Bruce Ames
John Philip Davies
John Philip Liddy
Kok-Chye Lim
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.)
BP PLC
Original Assignee
BP PLC
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 BP PLC filed Critical BP PLC
Publication of CA2678700A1 publication Critical patent/CA2678700A1/en
Application granted granted Critical
Publication of CA2678700C publication Critical patent/CA2678700C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M101/00Lubricating compositions characterised by the base-material being a mineral or fatty oil
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M101/00Lubricating compositions characterised by the base-material being a mineral or fatty oil
    • C10M101/02Petroleum fractions
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M101/00Lubricating compositions characterised by the base-material being a mineral or fatty oil
    • C10M101/02Petroleum fractions
    • C10M101/025Petroleum fractions waxes
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00Lubricating compositions characterised by the base-material being a macromolecular compound
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/02Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
    • C10M107/10Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/1006Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/102Aliphatic fractions
    • C10M2203/1025Aliphatic fractions used as base material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/104Aromatic fractions
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/028Organic 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
    • C10M2205/0285Organic 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
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/17Fisher Tropsch reaction products
    • C10M2205/173Fisher Tropsch reaction products used as base material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01Physico-chemical properties
    • C10N2020/065Saturated Compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/04Detergent property or dispersant property
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10Inhibition of oxidation, e.g. anti-oxidants
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/12Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/14Metal deactivation
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/36Seal compatibility, e.g. with rubber
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40Low content or no content compositions
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/25Internal-combustion engines
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/25Internal-combustion engines
    • C10N2040/252Diesel engines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Lubricants (AREA)
CA2678700A 2007-02-21 2008-02-18 Lubricant base oils and lubricant compositions and methods for making them Active CA2678700C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07250739.5 2007-02-21
EP07250739A EP1967571A1 (de) 2007-02-21 2007-02-21 Zusammensetzungen und Verfahren
PCT/GB2008/000554 WO2008102114A1 (en) 2007-02-21 2008-02-18 Lubricant base oils and lubricant compositions and methods for making them

Publications (2)

Publication Number Publication Date
CA2678700A1 CA2678700A1 (en) 2008-08-28
CA2678700C true CA2678700C (en) 2014-12-02

Family

ID=38481264

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2678700A Active CA2678700C (en) 2007-02-21 2008-02-18 Lubricant base oils and lubricant compositions and methods for making them

Country Status (8)

Country Link
US (1) US20100323936A1 (de)
EP (2) EP1967571A1 (de)
JP (1) JP5666139B2 (de)
KR (1) KR101545756B1 (de)
CN (1) CN101617032A (de)
CA (1) CA2678700C (de)
MY (1) MY154529A (de)
WO (1) WO2008102114A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5659163B2 (ja) * 2008-12-12 2015-01-28 昭和シェル石油株式会社 潤滑組成物
EP2398872B1 (de) * 2009-02-18 2013-11-13 Shell Internationale Research Maatschappij B.V. Verwendung einer schmiermittelzusammensetzung mit gtl-grundöl zur verringerung von kohlenwasserstoffemissionen
US9127229B2 (en) 2009-07-24 2015-09-08 Cherron Oronite Technology B.V. Trunk piston engine lubricating oil compositions
KR101728192B1 (ko) * 2009-12-24 2017-04-18 제이엑스 에네루기 가부시키가이샤 크로스헤드형 디젤 기관용 시스템 윤활유 조성물
JP5414513B2 (ja) * 2009-12-24 2014-02-12 Jx日鉱日石エネルギー株式会社 クロスヘッド型ディーゼル機関用システム潤滑油組成物
JP5483330B2 (ja) * 2009-12-24 2014-05-07 Jx日鉱日石エネルギー株式会社 クロスヘッド型ディーゼル機関用システム潤滑油組成物
US8748362B2 (en) 2010-02-01 2014-06-10 Exxonmobile Research And Engineering Company Method for improving the fuel efficiency of engine oil compositions for large low and medium speed gas engines by reducing the traction coefficient
US8759267B2 (en) 2010-02-01 2014-06-24 Exxonmobil Research And Engineering Company Method for improving the fuel efficiency of engine oil compositions for large low and medium speed engines by reducing the traction coefficient
US8598103B2 (en) 2010-02-01 2013-12-03 Exxonmobil Research And Engineering Company Method for improving the fuel efficiency of engine oil compositions for large low, medium and high speed engines by reducing the traction coefficient
US8642523B2 (en) 2010-02-01 2014-02-04 Exxonmobil Research And Engineering Company Method for improving the fuel efficiency of engine oil compositions for large low and medium speed engines by reducing the traction coefficient
US8728999B2 (en) 2010-02-01 2014-05-20 Exxonmobil Research And Engineering Company Method for improving the fuel efficiency of engine oil compositions for large low and medium speed engines by reducing the traction coefficient
US8318643B2 (en) 2010-06-29 2012-11-27 Cherron Oronite Technology B.V. Trunk piston engine lubricating oil compositions
CN103119142B (zh) * 2010-09-24 2015-12-02 陶氏环球技术有限责任公司 用于润滑剂的非芳族系抗氧化剂
WO2012138733A2 (en) * 2011-04-05 2012-10-11 Chevron Oronite Company Llc Low viscosity marine cylinder lubricating oil compositions
CN102757837B (zh) * 2011-04-29 2014-04-30 中国石油化工股份有限公司 一种润滑油基础油组合物
JP2013209569A (ja) * 2012-03-30 2013-10-10 Jx Nippon Oil & Energy Corp 潤滑油組成物
SG11201502838VA (en) 2012-10-10 2015-05-28 Jx Nippon Oil & Energy Corp System lubrication oil composition for crosshead diesel engine
JPWO2014057683A1 (ja) * 2012-10-10 2016-09-05 Jxエネルギー株式会社 クロスヘッド型ディーゼル機関用シリンダー潤滑油組成物
CN104837970B (zh) * 2012-10-10 2018-01-09 吉坤日矿日石能源株式会社 筒状活塞型柴油机用润滑油组合物
KR102074883B1 (ko) 2012-12-27 2020-02-07 제이엑스티지 에네루기 가부시키가이샤 크로스헤드형 디젤 기관용 시스템 윤활유 조성물
JP6514881B2 (ja) * 2014-11-28 2019-05-15 シェルルブリカンツジャパン株式会社 潤滑油組成物
EP4127111A2 (de) 2020-03-31 2023-02-08 ExxonMobil Technology and Engineering Company Kohlenwasserstoffzusammensetzungen als schmiermittel für verbesserte oxidationsstabilität

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1745771C3 (de) * 1963-10-08 1974-05-30 Oelwerke Julius Schindler Gmbh, 2000 Hamburg Verwendung von aus Spindel- und Maschinenölfraktionen gewonnenen Produkten als Mittel zur Verbesserung der Alterungsbeständigkeit von Elektroisolierölen
FR1592085A (de) * 1968-02-14 1970-05-11
GB1237292A (en) * 1968-02-14 1971-06-30 Inst Francais Du Petrole Oils stable to oxidation
GB1572794A (en) * 1975-12-16 1980-08-06 Shell Int Research Baseoil compositions
CA1090275A (en) * 1975-12-16 1980-11-25 Jacobus H. Breuker Base-oil compositions
NL193379C (nl) * 1980-09-09 1999-08-03 Shell Int Research Basissmeeroliesamenstelling.
US4444567A (en) * 1982-07-01 1984-04-24 Phillips Petroleum Company Motor fuel composition containing an ashless antiknock agent
US4777307A (en) * 1987-12-14 1988-10-11 Exxon Research And Engineering Company Method for improving the oxidation stability of refined hydrocarbon oils
US4943672A (en) * 1987-12-18 1990-07-24 Exxon Research And Engineering Company Process for the hydroisomerization of Fischer-Tropsch wax to produce lubricating oil (OP-3403)
CA2025416C (en) * 1990-09-14 1999-06-22 Stephen Cedric Cohen Lubricating oil compositions containing novel combination of stabilizers (no. 2)
ES2051608T3 (es) * 1991-01-11 1994-06-16 Mobil Oil Corp Composiciones lubricantes.
EP0709447A1 (de) * 1994-10-25 1996-05-01 Exxon Research And Engineering Company Polycyclische aromatische Verbindungen für verbessertes Niederschlagskontroll
US5911874A (en) * 1996-06-28 1999-06-15 Exxon Research And Engineering Co. Raffinate hydroconversion process
EP0839891B1 (de) * 1996-10-31 2004-06-16 Repsol Petroleo S.A. Verfahren zur Herstellung von Ölen mit einem Gehalt an polycyclischen Aromaten von weniger als 3%, verwendbar als Prozessöle
US6103808A (en) * 1997-06-27 2000-08-15 Bridgestone Corporation High aromatic oil and rubber composition and oil extended synthetic rubber using the same
US6399697B1 (en) * 1999-02-26 2002-06-04 Idemitsu Kosan Co., Ltd. Process oil, process for producing the same and rubber composition
AR032930A1 (es) * 2001-03-05 2003-12-03 Shell Int Research Procedimiento para preparar un aceite de base lubricante y gas oil
US20030168382A1 (en) * 2001-05-21 2003-09-11 Jois Yajnanarayana Halmuthur Process for making non-carcinogentic, high aromatic process oil
US6806237B2 (en) * 2001-09-27 2004-10-19 Chevron U.S.A. Inc. Lube base oils with improved stability
JP4208716B2 (ja) * 2001-10-02 2009-01-14 株式会社ジャパンエナジー プロセス油及びその製造方法
US6627779B2 (en) * 2001-10-19 2003-09-30 Chevron U.S.A. Inc. Lube base oils with improved yield
US20030191032A1 (en) * 2002-01-31 2003-10-09 Deckman Douglas E. Mixed TBN detergents and lubricating oil compositions containing such detergents
FR2838129B1 (fr) * 2002-04-09 2004-07-09 Totalfinaelf France Melanges hydrocarbones comprenant des hydrocarbures aromatiques polycycliques modifies
US20040129603A1 (en) * 2002-10-08 2004-07-08 Fyfe Kim Elizabeth High viscosity-index base stocks, base oils and lubricant compositions and methods for their production and use
US7083713B2 (en) * 2003-12-23 2006-08-01 Chevron U.S.A. Inc. Composition of lubricating base oil with high monocycloparaffins and low multicycloparaffins
US8709989B2 (en) * 2004-10-19 2014-04-29 Nippon Oil Corporation Lubricant composition and antioxident composition
JP4171726B2 (ja) * 2004-10-19 2008-10-29 新日本石油株式会社 潤滑油組成物及びその製造方法
TWI252413B (en) * 2004-12-10 2006-04-01 Hon Hai Prec Ind Co Ltd System and method for updating remote computer files

Also Published As

Publication number Publication date
EP1967571A1 (de) 2008-09-10
JP5666139B2 (ja) 2015-02-12
EP2113021A1 (de) 2009-11-04
KR101545756B1 (ko) 2015-08-19
WO2008102114A1 (en) 2008-08-28
EP2113021B1 (de) 2019-06-12
KR20090113856A (ko) 2009-11-02
US20100323936A1 (en) 2010-12-23
JP2010519376A (ja) 2010-06-03
MY154529A (en) 2015-06-30
CN101617032A (zh) 2009-12-30
CA2678700A1 (en) 2008-08-28

Similar Documents

Publication Publication Date Title
CA2678700C (en) Lubricant base oils and lubricant compositions and methods for making them
EP2484746B1 (de) Schmierölzusammensetzung
JP2008542524A (ja) マイクロピッチング防止性を強化するための新規基材潤滑油混合物
EP2486113B1 (de) Schmiermittelzusammensetzung
JP5898691B2 (ja) 潤滑組成物
US20090233821A1 (en) Process for improving lubricating qualities of lower quality base oil
RU2534528C2 (ru) Композиция функциональной жидкости
EP3423552B1 (de) Schmiermittelzusammensetzung
CN117222755A (zh) 热处理油
HK1139980A (en) Lubricant base oils and lubricant compositions and methods for making them
US10752857B2 (en) Lubricating composition
Stipanovic¹ Hydrocarbon base oil chemistry
JP2000144166A (ja) 内燃機関用潤滑油組成物
HK1259415B (en) Lubricating compostion
HK1174938B (en) Lubricating composition

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130130

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 17TH ANNIV.) - STANDARD

Year of fee payment: 17

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250214

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20250214

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250214

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-4-4-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260401