BR8902900A - Composicao de oleo lubrificante para motores de combustao interna - Google Patents

Composicao de oleo lubrificante para motores de combustao interna

Info

Publication number
BR8902900A
BR8902900A BR8902900A BR8902900A BR8902900A BR 8902900 A BR8902900 A BR 8902900A BR 8902900 A BR8902900 A BR 8902900A BR 8902900 A BR8902900 A BR 8902900A BR 8902900 A BR8902900 A BR 8902900A
Authority
BR
Brazil
Prior art keywords
internal combustion
lubricating oil
oil composition
combustion engines
engines
Prior art date
Application number
BR8902900A
Other languages
English (en)
Inventor
Kirk E Davis
Calvin W Schroeck
Original Assignee
Lubrizol Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US07/202,795 external-priority patent/US4952328A/en
Application filed by Lubrizol Corp filed Critical Lubrizol Corp
Publication of BR8902900A publication Critical patent/BR8902900A/pt

Links

BR8902900A 1988-06-03 1989-05-29 Composicao de oleo lubrificante para motores de combustao interna BR8902900A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/202,795 US4952328A (en) 1988-05-27 1988-06-03 Lubricating oil compositions

Publications (1)

Publication Number Publication Date
BR8902900A true BR8902900A (pt) 1990-09-18

Family

ID=22751304

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8902900A BR8902900A (pt) 1988-06-03 1989-05-29 Composicao de oleo lubrificante para motores de combustao interna

Country Status (4)

Country Link
AR (1) AR246304A1 (pt)
BR (1) BR8902900A (pt)
ES (1) ES2012722A6 (pt)
IN (1) IN175024B (pt)

Also Published As

Publication number Publication date
ES2012722A6 (es) 1990-04-01
AR246304A1 (es) 1994-07-29
IN175024B (pt) 1995-04-22

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: granting
KE Notification for paiement of fee for the delivery of letter patents of an application granted by virtue of law 5772/71
FG9A Patent or certificate of addition granted
B21A Extinguishment of a patent or of a certificate of addition of invention: extinguishment - article 78, item i of industrial property law

Free format text: PATENTE EXTINTA EM 29/05/2009