Title (en)

SULFUR CONTAINING LUBRICATING OIL ADDITIVE SYSTEM PARTICULARLY USEFUL FOR NATURAL GAS FUELED ENGINES

Title (de)

SCHWEFELHALTIGES SCHMIERÖLADDITIVSYSTEM, DAS INSBESONDERE FÜR ERDGASGETRIEBENE MOTOREN GEEIGNET IST

Title (fr)

SYSTEME D'ADDITIF D'HUILE DE LUBRIFICATION CONTENANT DU SOUFRE PARTICULIEREMENT UTILE POUR DES MOTEURS FONCTIONNANT AU GAZ NATUREL

Publication

EP 1451275 A1 20040901 (EN)

Application

EP 02784646 A 20021126

Priority

• US 0238158 W 20021126
• US 99923501 A 20011129

Abstract (en)

[origin: WO03048278A1] A lubricating oil comprising a major amount of at least one of Group II, III, and IV base oil and a minor amount of 2-4-hydroxy-3, 5-di-t-butyl benzyl thiol acetate. A method of making this lubricating oil and a method of lubricating a natural gas engine with this lubricating oil.

[origin: WO03048278A1] A lubricating oil comprising a major amount of at least one of Group II, III, and IV base oil and a minor amount of 2−(4−hydroxy−3, 5−di−t−butyl benzyl thiol) acetate. A method of making this lubricating oil and a method of lubricating a natural gas engine with this lubricating oil.

IPC 1-7

C10M 129/10; C10M 129/70; C10M 141/02; C10M 135/26; C10M 169/04

IPC 8 full level

C10M 135/26 (2006.01)

CPC (source: EP US)

C10M 135/26 (2013.01 - EP US); C10M 2207/262 (2013.01 - EP US); C10M 2219/046 (2013.01 - EP US); C10M 2219/085 (2013.01 - EP US); C10M 2223/045 (2013.01 - EP US); C10N 2030/10 (2013.01 - EP US); C10N 2040/25 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

DOCDB simple family (publication)

WO 03048278 A1 20030612; AR 037606 A1 20041117; AU 2002346577 A1 20030617; CA 2468694 A1 20030612; EP 1451275 A1 20040901; EP 1451275 A4 20050316; US 2004142827 A1 20040722

DOCDB simple family (application)

US 0238158 W 20021126; AR P020104630 A 20021129; AU 2002346577 A 20021126; CA 2468694 A 20021126; EP 02784646 A 20021126; US 99923501 A 20011129