Global Patent Index - EP 1486556 A1

EP 1486556 A1 2004-12-15 - Lubricant composition

Title (en)

Lubricant composition

Title (de)

Schmierölzusammensetzung

Title (fr)

Composition d'huile lubrifiante

Publication

EP 1486556 A1 (EN)

Application

EP 04252868 A

Priority

  • EP 04252868 A
  • EP 03253769 A

Abstract (en)

A marine diesel cylinder lubricant composition for a marine diesel engine running on fuel having a sulphur content of less than 1.5%, the composition having a total base number, as determined according to ASTM D2896, of more than 30 and less than 70, and comprising at least 40 wt% of an oil of lubricating viscosity, and at least one detergent prepared from at least two surfactants, one of which is a salicylate. <??>The marine diesel cylinder lubricant composition demonstrates good ability to reduce deposit formation, especially on pistons. The marine diesel cylinder lubricant composition also demonstrates good lubrication at temperatures above 250 DEG C.

IPC 1-7 (main, further and additional classification)

C10M 159/22; C10M 159/20; C10M 169/04

IPC 8 full level (invention and additional information)

C10M 159/20 (2006.01); C10M 159/22 (2006.01); C10M 169/04 (2006.01)

CPC (invention and additional information)

C10M 159/22 (2013.01); C10M 159/20 (2013.01); C10M 169/04 (2013.01); C10M 2203/1025 (2013.01); C10M 2207/028 (2013.01); C10M 2207/262 (2013.01); C10M 2215/28 (2013.01); C10M 2219/046 (2013.01); C10M 2223/045 (2013.01); C10N 2210/02 (2013.01); C10N 2230/04 (2013.01); C10N 2230/52 (2013.01); C10N 2240/102 (2013.01); C10N 2260/14 (2013.01)

Combination set (CPC)

  1. C10M 2207/028 + C10M 2207/28
  2. C10N 2210/02 + C10N 2210/02

Citation (search report)

Designated contracting state (EPC)

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

EPO simple patent family

EP 1486556 A1 20041215

INPADOC legal status


2016-11-30 [18W] WITHDRAWN

- Effective date: 20161020

2010-09-08 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20100806

2005-09-07 [AKX] PAYMENT OF DESIGNATION FEES

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

2004-12-15 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20040605

2004-12-15 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

2004-12-15 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL HR LT LV MK