SG11201903850SA - Lubricating oil compositions and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines - Google Patents

Lubricating oil compositions and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines

Info

Publication number
SG11201903850SA
SG11201903850SA SG11201903850SA SG11201903850SA SG11201903850SA SG 11201903850S A SG11201903850S A SG 11201903850SA SG 11201903850S A SG11201903850S A SG 11201903850SA SG 11201903850S A SG11201903850S A SG 11201903850SA SG 11201903850S A SG11201903850S A SG 11201903850SA
Authority
SG
Singapore
Prior art keywords
international
ignition
preventing
low speed
oil
Prior art date
Application number
SG11201903850SA
Inventor
Ian G Elliott
Dam Willem Van
Original Assignee
Chevron Oronite Co
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 Chevron Oronite Co filed Critical Chevron Oronite Co
Publication of SG11201903850SA publication Critical patent/SG11201903850SA/en

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
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/12—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups C10M141/02 - C10M141/10
    • 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
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/028—Overbased salts thereof
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/26—Overbased carboxylic acid salts
    • C10M2207/262—Overbased carboxylic acid salts derived from hydroxy substituted aromatic acids, e.g. salicylates
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/28—Amides; Imides
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid salts
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/045—Metal containing thio derivatives
    • 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
    • C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
    • C10M2227/06—Organic compounds derived from inorganic acids or metal salts
    • C10M2227/066—Organic compounds derived from inorganic acids or metal salts derived from Mo or W
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/02—Groups 1 or 11
    • 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
    • C10N2030/52—Base number [TBN]
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/255—Gasoline 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
    • C10N2060/00—Chemical after-treatment of the constituents of the lubricating composition
    • C10N2060/14—Chemical after-treatment of the constituents of the lubricating composition by boron or a compound containing boron
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111111111111E111111E 011110101111111111111100111111HOH0111110111111111111 Organization 0 International Bureau (10) International Publication Number (43) International Publication Date .....0\"\" WO 2018/136470 A2 26 July 2018 (26.07.2018) WI P0 I P C T (51) International Patent Classification: ClOM 141/12 (2006.01) Published: — without international search report and to be republished (21) International Application Number: upon receipt of that report (Rule 48.2(g)) PCT/US2018/013976 (22) International Filing Date: 17 January 2018 (17.01.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/448,621 20 January 2017 (20.01.2017) US (71) Applicant: CHEVRON ORONITE COMPANY LLC [US/US]; 6001 Bollinger Canyon Road, San Ramon, Cali- fornia 94583 (US). (72) Inventors: ELLIOTT, Ian G.; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). VAN DAM, Willem; 6001 Bollinger Canyon Road, San Ramon, Cali- fornia 94583 (US). Agent: VIRASSAMMY, Carlton et al.; Chevron Corpo- ration, Law Department, Post Office Box 6006, SAN RA- (74) _ MON, California 94583-0806 (US). = Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, (81) = = AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, _ CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, = DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, _= = HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, = = KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, = _ SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, = = TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. _ Designated States (unless otherwise indicated, for every — (84) _ _ kind of regional protection available): ARIPO (BW, GH, = GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, = UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, = TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, = EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, — MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). = ei © IN I I - (54) Title: LUBRICATING OIL COMPOSITIONS AND METHOD FOR PREVENTING OR REDUCING LOW SPEED PRE- en IGNITION IN DIRECT INJECTED SPARK-IGNITED ENGINES 1-1 ----. (57) : A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that contains at least GC 1-1 one potassium and/or lithium-containing compound is disclosed. This disclosure also relates to a method for preventing or reducing © low speed pre-ignition in an engine lubricated with a formulated oil. The formulated oil has a composition comprising at least one oil N soluble or oil dispersible potassium and/or lithium compound. C
SG11201903850SA 2017-01-20 2018-01-17 Lubricating oil compositions and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines SG11201903850SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762448621P 2017-01-20 2017-01-20
PCT/US2018/013976 WO2018136470A2 (en) 2017-01-20 2018-01-17 Lubricating oil compositions and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines

Publications (1)

Publication Number Publication Date
SG11201903850SA true SG11201903850SA (en) 2019-05-30

Family

ID=61569386

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201903850SA SG11201903850SA (en) 2017-01-20 2018-01-17 Lubricating oil compositions and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines

Country Status (7)

Country Link
US (1) US20180208872A1 (en)
EP (2) EP3571267B1 (en)
JP (1) JP7094959B2 (en)
CN (1) CN109983104A (en)
CA (1) CA3041927C (en)
SG (1) SG11201903850SA (en)
WO (1) WO2018136470A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3214437A1 (en) * 2021-03-31 2022-10-06 Chevron Oronite Company Llc Fuel additives for reducing low speed pre-ignition events
US12018224B2 (en) * 2021-07-28 2024-06-25 Afton Chemical Corporation Hydraulic fluid

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6235688B1 (en) 1996-05-14 2001-05-22 Chevron Chemical Company Llc Detergent containing lithium metal having improved dispersancy and deposit control
US6372696B1 (en) 1999-11-09 2002-04-16 The Lubrizol Corporation Traction fluid formulation
US8188020B2 (en) 2003-12-22 2012-05-29 Chevron Oronite S.A. Lubricating oil composition containing an alkali metal detergent
US7964543B2 (en) 2005-04-13 2011-06-21 Chevron Oronite Company Llc Mannich condensation products useful as sequestering agents
US8030258B2 (en) 2005-07-29 2011-10-04 Chevron Oronite Company Llc Overbased alkaline earth metal alkylhydroxybenzoates having low crude sediment
US20070129263A1 (en) * 2005-12-02 2007-06-07 Chevron Oronite Company Llc Lubricating oil composition
US20110160108A1 (en) * 2008-05-13 2011-06-30 The Lubrizol Corportation Alkali metal salts to minimize turbo sludge
US8969273B2 (en) 2009-02-18 2015-03-03 Chevron Oronite Company Llc Lubricating oil compositions
US20140165942A1 (en) 2012-12-18 2014-06-19 Ford Global Technologies, Llc Engine-lubricant octane boost to quiet sporadic pre-ignition
JP2014152301A (en) 2013-02-13 2014-08-25 Idemitsu Kosan Co Ltd Lubricant composition for direct-injection turbo mechanism-loaded engine
WO2015023559A1 (en) 2013-08-12 2015-02-19 Shell Oil Company Methods for modifying auto-ignition properties of a base oil or lubricant composition
EP4438702A2 (en) * 2013-09-19 2024-10-02 The Lubrizol Corporation Lubricant compositions for direct injection engines
CA2924890C (en) 2013-09-19 2022-03-22 The Lubrizol Corporation Lubricant compositions for direct injection engines
CA2924900A1 (en) 2013-09-19 2015-03-26 The Lubrizol Corporation Lubricant compositions for direct injection engines
JP6300686B2 (en) 2014-01-31 2018-03-28 Ｅｍｇルブリカンツ合同会社 Lubricating oil composition
US11034912B2 (en) * 2014-04-29 2021-06-15 Infineum International Limited Lubricating oil compositions
US9896634B2 (en) 2014-05-08 2018-02-20 Exxonmobil Research And Engineering Company Method for preventing or reducing engine knock and pre-ignition
US20150322368A1 (en) 2014-05-09 2015-11-12 Exxonmobil Research And Engineering Company Method for preventing or reducing low speed pre-ignition
US20150322369A1 (en) 2014-05-09 2015-11-12 Exxonmobil Research And Engineering Company Method for preventing or reducing low speed pre-ignition
US20150322367A1 (en) 2014-05-09 2015-11-12 Exxonmobil Research And Engineering Company Method for preventing or reducing low speed pre-ignition
US10584302B2 (en) * 2014-09-19 2020-03-10 Idemitsu Kosan Co., Ltd. Lubricating oil composition and method for manufacturing said lubricating oil composition
EP3271442A1 (en) * 2015-03-18 2018-01-24 The Lubrizol Corporation Lubricant compositions for direct injection engines
US10119093B2 (en) 2015-05-28 2018-11-06 Exxonmobil Research And Engineering Company Composition and method for preventing or reducing engine knock and pre-ignition in high compression spark ignition engines
CN107922873B (en) * 2015-07-16 2021-08-27 雅富顿化学公司 Lubricant with calcium-containing detergent and its use for improving low-speed pre-ignition
US20170015933A1 (en) * 2015-07-16 2017-01-19 Afton Chemical Corporation Additives and lubricating oil compositions for improving low speed pre-ignition

Also Published As

Publication number Publication date
JP2020506977A (en) 2020-03-05
CN109983104A (en) 2019-07-05
CA3041927C (en) 2024-03-05
EP3571267A2 (en) 2019-11-27
EP4029925A1 (en) 2022-07-20
US20180208872A1 (en) 2018-07-26
JP7094959B2 (en) 2022-07-04
WO2018136470A3 (en) 2018-11-22
EP3571267B1 (en) 2023-03-29
CA3041927A1 (en) 2018-07-26
WO2018136470A2 (en) 2018-07-26

Similar Documents

Publication Publication Date Title
SG11201806675SA (en) Fuel compositions
SG11201901512RA (en) Lubricating oil compositions for electric vehicle powertrains
SG11201901515TA (en) Method for controlling electrical conductivity of lubricating oils in electric vehicle powertrains
SG11201906448QA (en) Lubricants with overbased calcium and overbased magnesium detergents and method for improving low-speed pre-ignition
SG11201803725SA (en) Synergistic lubricating oil composition containing a mixture of olefin copolymer dispersant-type viscosity improver and amine compound
SG11201804888WA (en) Velocity model update with an inversion gradient
SG11201807794VA (en) Naphthene-containing distillate stream compositions and uses thereof
SG11201407690YA (en) Enhanced durability performance of lubricants using functionalized metal phosphate nanoplatelets
SG11201809994XA (en) Biorenewable kerosene, jet fuel, jet fuel blendstock, and method of manufacturing
SG11201806667UA (en) Fuel additives
SG11201407691TA (en) Improved anti-wear performance of lubricants using carbon nanoplatelets
SG11201901933QA (en) Lubricating oil compositions for motorcycles
SG11201908751WA (en) Method and use to prevent deposits in engine
SG11201806664RA (en) Fuel compositions with additives
SG11201903850SA (en) Lubricating oil compositions and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines
SG11201901056YA (en) A method for neutralizing a threat
SG11202000301SA (en) Lubricating oil compositions containing zirconium and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines
SG11201907118WA (en) Write data path to reduce charge leakage of negative boost
SG11201806480UA (en) Derivatives of pyrroloimidazole or analogues thereof which are useful for the treatment of inter alia cancer
SG11201908091QA (en) Aqueous anti-pd-l1 antibody formulation
SG11201907463VA (en) Method for improving engine fuel efficiency and energy efficiency
SG11201906193XA (en) Lubricating engine oil and method for improving engine fuel efficiency
SG11201806710VA (en) Additising a fuel
SG11201900161WA (en) Lubricating engine oil for improved wear protection and fuel efficiency
SG11201903719VA (en) Lubricating oil compositions comprising a biodiesel fuel and a mannich condensation product