公开(公告)号：US11802255B2

公开(公告)日：2023-10-31

申请号：US16808533

申请日：2020-03-04

Applicant: CHEVRON ORONITE COMPANY LLC ,  CHEVRON U.S.A. INC.

Inventor： Ian G. Elliott ,  Amir Gamal Maria ,  Richard Eugene Cherpeck ,  Theresa Liang Gunawan

IPC: C10M139/06 ,  C10M139/00 ,  C10M169/04 ,  C10N10/04 ,  C10N30/12 ,  C10N40/25

CPC classification number: C10M139/00 ,  C10M139/06 ,  C10M169/04 ,  C10M2227/09 ,  C10N2010/04 ,  C10N2030/12 ,  C10N2040/25

Abstract: Disclosed herein are improved lubricating compositions effective to prevent or reduce low speed pre-ignition in an engine, as well as to prevent or reduce corrosion of engine components. The lubricating compositions include a base oil combined with a calcium chelate complex, optionally in further combination with additional additives.

公开(公告)号：US11142715B2

公开(公告)日：2021-10-12

申请号：US16674069

申请日：2019-11-05

Applicant: Chevron U.S.A. Inc. ,  Chevron Oronite Company LLC

Inventor： Theresa Liang Gunawan ,  Richard Eugene Cherpeck ,  Amir Gamal Maria

IPC: C10L1/222 ,  C10M133/08 ,  C10M169/04 ,  C10L10/08 ,  C10N30/00 ,  C10N40/25 ,  C10N30/06

Abstract: Friction modifier and compositions containing the friction modifier as a fuel additive are provided. Methods for improving fuel efficiency using these compositions are also provided.

公开(公告)号：US20190078033A1

公开(公告)日：2019-03-14

申请号：US16130408

申请日：2018-09-13

Applicant: Chevron Oronite Company LLC ,  Chevron U.S.A. Inc.

Inventor： Ian G. Elliott ,  Richard E. Cherpeck ,  Amir Gamal Maria ,  Theresa Liang Gunawan

IPC: C10M141/08

Abstract: Disclosed is 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 soluble or oil dispersible cobalt-containing compound.

公开(公告)号：US20190016986A1

公开(公告)日：2019-01-17

申请号：US16032178

申请日：2018-07-11

Applicant: Chevron Oronite Company LLC ,  Chevron Oronite Technology B.V. ,  Chevron U.S.A. Inc.

Inventor： Ian G. Elliott ,  Richard E. Hogendoorn ,  Theresa Liang Gunawan ,  Man Hon Tsang ,  Richard E. Cherpeck ,  Amir Gamal Maria ,  Andrew Michael Thomas

IPC: C10M159/18

Abstract: A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that contains at least one zirconium-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 soluble or oil dispersible zirconium-containing compound.

公开(公告)号：US20180094202A1

公开(公告)日：2018-04-05

申请号：US15281360

申请日：2016-09-30

Applicant: Chevron U.S.A. Inc.

Inventor： Theresa Liang Gunawan

IPC: C10L10/14 ,  C10L1/18 ,  C10L1/22 ,  C10L10/08

CPC classification number: C10L10/14 ,  C10L1/1616 ,  C10L1/1824 ,  C10L1/19 ,  C10L1/191 ,  C10L1/221 ,  C10L1/2222 ,  C10L10/08 ,  C10L2270/023

Abstract: Disclosed herein is a method comprising the steps of (a) providing a fuel additive concentrate comprising (i) from about 5 to about 50 wt. %, based on the total weight of the fuel additive concentrate, of one or more fatty acid sorbitan esters, and (ii) about 10 to about 95 wt. %, based on the total weight of the fuel additive concentrate, of a fuel carrier fluid, and (b) storing the fuel additive concentrate at a low temperature environment. Also disclosed is a method operating an internal combustion engine with a fuel composition comprising (a) a major amount of a fuel, and (b) a minor amount of one or more fatty acid sorbitan esters in a low temperature environment.

公开(公告)号：US20200255762A1

公开(公告)日：2020-08-13

申请号：US16782211

申请日：2020-02-05

Applicant: Chevron Oronite Company LLC ,  Chevron U.S.A. Inc.

Inventor： Ian G. Elliott ,  John Robert Miller ,  Theresa Liang Gunawan ,  Richard Eugene Cherpeck ,  Amir Gamal Maria

IPC: C10M139/04 ,  C10M139/06 ,  C10M125/22 ,  C10M125/04

Abstract: Disclosed is a lubricating engine oil composition comprising a lubricating oil base stock as a major component, and at least one metal or metalloid hydrogen atom donor compound. Also disclosed is a method for preventing or reducing low speed pre-ignition in a direct injected, boosted, spark ignited internal combustion engine, and the use of at least one metal or metalloid hydrogen atom donor compound in a lubricating engine oil composition for preventing or reducing low speed pre-ignition in a direct injected, boosted, spark ignited internal combustion engine.

公开(公告)号：US20190292473A1

公开(公告)日：2019-09-26

申请号：US16362157

申请日：2019-03-22

Applicant: Chevron Oronite Company LLC ,  Chevron U.S.A. Inc.

Inventor： Richard Eugene Cherpeck ,  Amir Gamal Maria ,  Ian G. Elliott ,  Theresa Liang Gunawan

IPC: C10L1/232 ,  C10L1/188 ,  C10L1/222 ,  C10L1/19 ,  C10L1/185 ,  C10L1/16 ,  C10L1/189 ,  C10L1/183 ,  C10L1/233 ,  C10M169/04 ,  C10M133/44 ,  C10M133/40 ,  C10M129/70 ,  C10M133/04 ,  C10M133/22 ,  C10M133/06 ,  C10M129/24 ,  C10M127/04 ,  C10M129/02 ,  C10M129/26 ,  C10M133/16 ,  C10M133/46 ,  C10M129/76 ,  C10M133/48 ,  C10M141/06

Abstract: Fuel and lubricant compositions are provided that contain a primary low-speed pre-ignition (LSPI)-reducing additive comprising (i) an amino additive, (ii) an amine additive, (iii) a triazole additive, (iv) a benzamidinium additive, (v) a benzoxazole additive, or (vi) a N═C—X motif additive. Methods for preventing or reducing low speed pre-ignition events in spark-ignited engines using these compositions are also provided.

公开(公告)号：US20190016985A1

公开(公告)日：2019-01-17

申请号：US16032253

申请日：2018-07-11

Applicant: Chevron Oronite Company LLC ,  Chevron Oronite SAS ,  Chevron U.S.A. Inc.

Inventor： Ian G. Elliott ,  Christophe P. Le Deore ,  Richard E. Cherpeck ,  Amir Gamal Maria ,  Theresa Liang Gunawan

IPC: C10M125/12

Abstract: A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that contains at least one non-sulfur-phosphorus containing zinc 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 soluble or oil dispersible non-sulfur-phosphorus containing zinc compound.

公开(公告)号：US11441477B2

公开(公告)日：2022-09-13

申请号：US16407371

申请日：2019-05-09

Applicant: Chevron Oronite Company LLC ,  Chevron U.S.A. Inc.

Inventor： John Robert Miller ,  Richard Eugene Cherpeck ,  Ian G. Elliott ,  Theresa Liang Gunawan ,  Amir Gamal Maria

IPC: C10M113/12 ,  C10M125/26 ,  F02B19/12 ,  C10M141/10 ,  C10M171/00 ,  C10M171/04 ,  F02B75/02 ,  C07F7/14 ,  C10N30/00 ,  C10N40/26 ,  C10N30/08

Abstract: Disclosed is a lubricating engine oil composition for use in down-sized boosted engines comprising a lubricating oil base stock as a major component, and at least one silane-containing compound. Also disclosed is a method for preventing or reducing low speed pre-ignition in a direct injected, boosted, spark ignited internal combustion engine, and the use of at least one silane-containing compound in a lubricating engine oil composition for preventing or reducing low speed pre-ignition in a direct injected, boosted, spark ignited internal combustion engine.

公开(公告)号：US20200017789A1

公开(公告)日：2020-01-16

申请号：US16578819

申请日：2019-09-23

Applicant: Chevron Oronite Company LLC ,  Chevron U.S.A. Inc.

Inventor： Richard Eugene Cherpeck ,  Amir Gamal Maria ,  Ian G. Elliott ,  Theresa Liang Gunawan

IPC: C10L10/10 ,  C10L1/06 ,  C10L1/232 ,  C10L1/188 ,  C10L1/222 ,  C10L1/185 ,  C10L1/16 ,  C10L1/183 ,  C10L1/19 ,  C10L1/224 ,  C10L1/228

Abstract: Disclosed herein is a fuel composition having (1) greater than 50 wt % of a hydrocarbon fuel boiling in the gasoline or diesel range and (2) a minor amount of a low-speed pre-ignition (LSPI)-reducing additive having one or more of an amidine, or a beta-amino alkanol having the structure R1, R2, R3, and R4 are each independently selected from hydrogen, aromatic ring, and a C1-C20 alkyl group and R5 is hydrogen or an alcohol having the structure —(CH)R6—OH. R6 is hydrogen, a C1-C10 alkyl group, or a C1-C10 alkenyl group, or a salt thereof.