Global Patent Index - EP 0949320 A3

EP 0949320 A3 20000906 - Lubrifcating compositions

Title (en)

Lubrifcating compositions

Title (de)

Schmiermittelzusammensetzungen

Title (fr)

Compositions lubrifiantes

Publication

EP 0949320 A3 20000906 (EN)

Application

EP 99302498 A 19990330

Priority

GB 9807843 A 19980409

Abstract (en)

[origin: EP0949320A2] Use of at least one friction modifier to reduce micropitting of a metal surface, which comprises lubricating the metal surface with a lubricant composition comprising the at least one friction modifier, wherein the at least one friction modifier is selected such that micropitting is reduced when the metal surface is so lubricated.

IPC 1-7

C10M 137/12; C10M 141/10

IPC 8 full level

C10M 129/40 (2006.01); C10M 133/16 (2006.01); C10M 137/02 (2006.01); C10M 137/12 (2006.01); C10M 141/08 (2006.01); C10M 141/10 (2006.01); C10M 141/12 (2006.01); C10N 10/12 (2006.01); C10N 30/06 (2006.01); C10N 30/12 (2006.01); C10N 40/04 (2006.01)

CPC (source: EP)

C10M 129/40 (2013.01); C10M 133/16 (2013.01); C10M 137/02 (2013.01); C10M 137/12 (2013.01); C10M 141/08 (2013.01); C10M 141/10 (2013.01); C10M 2207/125 (2013.01); C10M 2215/08 (2013.01); C10M 2215/082 (2013.01); C10M 2215/086 (2013.01); C10M 2215/28 (2013.01); C10M 2219/022 (2013.01); C10M 2223/04 (2013.01); C10M 2223/042 (2013.01); C10M 2223/065 (2013.01); C10N 2010/00 (2013.01); C10N 2010/12 (2013.01); C10N 2040/02 (2013.01)

Citation (search report)

  • [Y] EP 0450208 A1 19911009 - ETHYL PETROLEUM ADDITIVES LTD [GB]
  • [A] EP 0753564 A1 19970115 - LUBRIZOL CORP [US]
  • [XY] WO 9424233 A1 19941027 - ETHYL CORP [US]
  • [XP] EP 0892037 A1 19990120 - ETHYL CORP [US]
  • [Y] HONG ET AL: "Evaluation of Surface fatigue Perfomance of Gear Oils", TECHNISCHE AKADEMIE ESSLINGEN 10TH INTERNATIONAL "TRIBOLOGY - SOLVING FRICTION AND WEAR PROBLEMS" COLLOQUIM PROCEEDINGS, vol. 2, 1996, Esslingen, pages 1399 - 1411, XP002141636
  • [Y] CHEMICAL ABSTRACTS, vol. 96, no. 2, 11 January 1982, Columbus, Ohio, US; abstract no. 10163b, XP002141637 & SHOTTER, B. A (WESTLAND HELICOPTERS LTD): "Micropitting: its characteristics and implications on the test requirements of gear oils", PROC. INST. PET., no. 1, 1981, London, pages 91 - 103

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0949320 A2 19991013; EP 0949320 A3 20000906; CA 2266841 A1 19991009; CA 2266841 C 20080729; CN 1214094 C 20050810; CN 1234430 A 19991110; GB 9807843 D0 19980610; JP 3200044 B2 20010820; JP H11323366 A 19991126; SG 77676 A1 20010116

DOCDB simple family (application)

EP 99302498 A 19990330; CA 2266841 A 19990324; CN 99104981 A 19990409; GB 9807843 A 19980409; JP 9622799 A 19990402; SG 1999001554 A 19990327