| Title of Invention | A LUBRICATING OIL COMPOSITION BASED ON MINERAL OIL CONCENTRATE OF NOVEL OIL SOLUBLE PARTLY AMINATED ALKYL METHACRYLATE POLYMER CONTAINING BRANCHED CHAIN ALKYL GROUPS WITH 8 TO 12 CARBON ATOMS AND HAVING DISPERSANCY AND VISCOSITY INDEX IMPROVER PROPERTIES. |
|---|---|
| Abstract | A lubricating oil composition comprising neat mineral oil in combination with performance additives such as detergent, anti-oxidant or anti-wear agent. The composition is characterised in that it includes mineral oil concentrate of novel oil soluble party aminated alkyl methacrylate polymer containing branched alkyl groups with 8 to 12 corbon atoms and having disperaancy and viscosity index improver properties. The concentration of the polymer in the oil concentrate is 55 to 65% by weight. |
| Full Text |
|---|
331-BOM-1991-CANCELLED PAGES.pdf
331-BOM-1991-CORRESPONDENCE(IPO).pdf
331-BOM-1991-CORRESPONDENCE(RECEIVED).pdf
331-BOM-1991-FORM 2(GRANTED).pdf
331-BOM-1991-SPECIFICATION(AMENDED).pdf
| Patent Number | 173737 | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Indian Patent Application Number | 331/BOM/1991 | |||||||||||||||
| PG Journal Number | 40/2012 | |||||||||||||||
| Publication Date | 05-Oct-2012 | |||||||||||||||
| Grant Date | 27-Jan-1995 | |||||||||||||||
| Date of Filing | 31-Oct-1991 | |||||||||||||||
| Name of Patentee | LUBRIZOL INDIA LIMITED | |||||||||||||||
| Applicant Address | LEO HOUSE, 4TH FLOOR, 88C OLD PRABHDEVI ROAD, BOMBAY. | |||||||||||||||
Inventors:
|
||||||||||||||||
| PCT International Classification Number | C10M145/14 | |||||||||||||||
| PCT International Application Number | N/A | |||||||||||||||
| PCT International Filing date | ||||||||||||||||
PCT Conventions:
|
||||||||||||||||