Patent SG-11202000301S-A (SG)
Title: Lubricating oil compositions containing zirconium and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines
Inventor: ELLIOTT IAN G
IPC: C10M141/12
Filed: 2018-07-11
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) vitivio VIII oviolo nolo vo Ho mu Hs (19) World Intellectual Property Organization International Bureau (10) International Publication Number WO 2019/012447 Al (43) International Publication Date 17 January 2019 (17.01.2019) W I PO I PCT (51) International Patent Classification: C/OM 139/00 (2006.01) ClOM 141/12 (2006.01) (21) International Application Number: PCT/IB2018/055112 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). Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(ii)) as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17 (iii)) Published: with international search report (Art 21(3)) in black and white; the international application as filed contained color or greyscale and is available for download from PATENTSCOPE (22) International Filing Date: 11 July 2018 (11.07.2018) English English (25) Filing Language: (26) Publication Language: (30) Priority Data: 62/532,426 14 July 2017 (14.07.2017) US (71) Applicants: CHEVRON ORONITE COMPANY LLC [US/US]; 6001 Bollinger Canyon Road, San Ramon, Cali- fornia 94583 (US). CHEVRON ORONITE TECHNOL- OGY B.V. [NL/NL]; Petroleumweg 32, 3196 KD Von- delingenplaat, Rotterdam (NL). CHEVRON USA INC. [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). HOGEN- DOORN, Richard; Petroleumweg 32, 3196 KD Von- delingenplaat, Rotterdam (NL). GUNAWAN, Theresa Liang; 6001 Bollinger Canyon Road, San Ramon, Cali- fornia 94583 (US). TSANG, Man Hon; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). CHER- PECK, Richard E.; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). MARIA, Amir Gamal; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). THOMAS, Andrew Michael; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). N O (74) Agent: VIRASSAMMY, Carlton et al.; P.O. Box 6006, San Ramon, California 94583-0806 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, 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. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, (54) Title: LUBRICATING OIL COMPOSITIONS CONTAINING ZIRCONIUM AND METHOD FOR PREVENTING OR RE- DUCING LOW SPEED PRE-IGNITION IN DIRECT INJECTED SPARK-IGNITED ENGINES (57) : A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that contains at least O one zirconium-containing compound is disclosed. This disclosure also relates to a method for preventing or reducing low speed pre- e•1 ignition in an engine lubricated with a foiinulated oil. The formulated oil has a composition comprising at least one oil soluble or oil Q dispersible zirconium-containing compound.