CA2465606A1 - A method of reducing sludge and varnish precursors in lubricating oils - Google Patents
A method of reducing sludge and varnish precursors in lubricating oils Download PDFInfo
- Publication number
- CA2465606A1 CA2465606A1 CA002465606A CA2465606A CA2465606A1 CA 2465606 A1 CA2465606 A1 CA 2465606A1 CA 002465606 A CA002465606 A CA 002465606A CA 2465606 A CA2465606 A CA 2465606A CA 2465606 A1 CA2465606 A1 CA 2465606A1
- Authority
- CA
- Canada
- Prior art keywords
- lubricating oils
- reducing sludge
- varnish precursors
- varnish
- precursors
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000010687 lubricating oil Substances 0.000 title abstract 3
- 239000002243 precursor Substances 0.000 title 1
- 239000010802 sludge Substances 0.000 title 1
- 239000002966 varnish Substances 0.000 title 1
- 230000001050 lubricating effect Effects 0.000 abstract 1
Landscapes
- Lubricants (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
A method, for reducing piston deposits in an engine lubricated with lubricating oil, the lubricating oil containing a soluble weak base and circulating within the lubricating system of the engine.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4921093A | 1993-04-19 | 1993-04-19 | |
US049,210 | 1993-04-19 | ||
CA002160778A CA2160778C (en) | 1993-04-19 | 1994-04-19 | A method of reducing sludge and varnish precursors in lubricating oils |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002160778A Division CA2160778C (en) | 1993-04-19 | 1994-04-19 | A method of reducing sludge and varnish precursors in lubricating oils |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2465606A1 true CA2465606A1 (en) | 1994-10-27 |
CA2465606C CA2465606C (en) | 2008-12-23 |
Family
ID=32597856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002465606A Expired - Fee Related CA2465606C (en) | 1993-04-19 | 1994-04-19 | A method of reducing sludge and varnish precursors in lubricating oils |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2465606C (en) |
-
1994
- 1994-04-19 CA CA002465606A patent/CA2465606C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2465606C (en) | 2008-12-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |