NO932937L - PROCEDURE FOR CLEANING OF USED LUBRICANTS - Google Patents
PROCEDURE FOR CLEANING OF USED LUBRICANTSInfo
- Publication number
- NO932937L NO932937L NO93932937A NO932937A NO932937L NO 932937 L NO932937 L NO 932937L NO 93932937 A NO93932937 A NO 93932937A NO 932937 A NO932937 A NO 932937A NO 932937 L NO932937 L NO 932937L
- Authority
- NO
- Norway
- Prior art keywords
- cleaning
- procedure
- used lubricants
- lubricants
- earth
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
- C10M175/0008—Working-up used lubricants to recover useful products ; Cleaning with the use of adsorbentia
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
- C10M175/0025—Working-up used lubricants to recover useful products ; Cleaning by thermal processes
- C10M175/0033—Working-up used lubricants to recover useful products ; Cleaning by thermal processes using distillation processes; devices therefor
Abstract
The invention concerns a method of regenerating used lubricants by vacuum distillation and subsequently treating the distillate twice with finely divided, non-activated Fuller's earth at 260 to 350 C.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4142829A DE4142829C2 (en) | 1991-12-23 | 1991-12-23 | Process for cleaning used lubricating oils |
PCT/DE1992/001074 WO1993013189A1 (en) | 1991-12-23 | 1992-12-21 | Method of regenerating used lubricants |
Publications (2)
Publication Number | Publication Date |
---|---|
NO932937L true NO932937L (en) | 1993-08-18 |
NO932937D0 NO932937D0 (en) | 1993-08-18 |
Family
ID=6448047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO932937A NO932937D0 (en) | 1991-12-23 | 1993-08-18 | PROCEDURE FOR CLEANING OF USED LUBRICANTS |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0572630B1 (en) |
JP (1) | JPH06510562A (en) |
AT (1) | ATE170548T1 (en) |
BR (1) | BR9205666A (en) |
CA (1) | CA2104578A1 (en) |
DE (2) | DE4142829C2 (en) |
NO (1) | NO932937D0 (en) |
WO (1) | WO1993013189A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2757873B1 (en) * | 1996-12-31 | 1999-03-19 | Total Raffinage Distribution | METHOD FOR REGENERATING A FRACTION OF WASTE LUBRICATING OIL |
EP0926226A1 (en) * | 1997-12-22 | 1999-06-30 | C.S. Filtration S.p.r.l. | Synthetic oil filtration with a silico-calcareous product |
US20030024856A1 (en) * | 2001-03-26 | 2003-02-06 | Phil Surana | Method for removal of oder from poly alpha-olefins |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB327294A (en) * | 1929-04-10 | 1930-04-03 | William Detwiller Harris | Method of refining used lubricating oil |
US2286369A (en) * | 1931-01-02 | 1942-06-16 | Bocji Corp | Method of purifying oil |
US2012695A (en) * | 1933-03-24 | 1935-08-27 | Quigley Co | Apparatus for reclaiming crank-case oil |
US2401339A (en) * | 1941-11-26 | 1946-06-04 | Buckeye Lab Corp | Treatment of oils and waxes |
US2446489A (en) * | 1945-03-21 | 1948-08-03 | Shell Dev | Process for regenerating spent internal-combustion engine lubricating oils |
US2496888A (en) * | 1947-01-22 | 1950-02-07 | De Witt H Palmer | Oil reconditioning or clarifying apparatus |
DE1545267A1 (en) * | 1966-05-26 | 1969-12-11 | Durbanolwerk Hans Durban Kg | Device for refining motor and motor waste oils |
US4101414A (en) * | 1975-09-02 | 1978-07-18 | Unitech Chemical Inc. | Rerefining of used motor oils |
DE3738391A1 (en) * | 1987-11-12 | 1989-05-24 | Wilhelm Joachim A Dr Ing | Process for removing impurities by distillation from used oil |
-
1991
- 1991-12-23 DE DE4142829A patent/DE4142829C2/en not_active Expired - Fee Related
-
1992
- 1992-12-21 WO PCT/DE1992/001074 patent/WO1993013189A1/en active IP Right Grant
- 1992-12-21 EP EP93901602A patent/EP0572630B1/en not_active Expired - Lifetime
- 1992-12-21 AT AT93901602T patent/ATE170548T1/en not_active IP Right Cessation
- 1992-12-21 CA CA002104578A patent/CA2104578A1/en not_active Abandoned
- 1992-12-21 DE DE59209484T patent/DE59209484D1/en not_active Expired - Fee Related
- 1992-12-21 JP JP5511349A patent/JPH06510562A/en active Pending
- 1992-12-21 BR BR9205666A patent/BR9205666A/en not_active Application Discontinuation
-
1993
- 1993-08-18 NO NO932937A patent/NO932937D0/en unknown
Also Published As
Publication number | Publication date |
---|---|
ATE170548T1 (en) | 1998-09-15 |
JPH06510562A (en) | 1994-11-24 |
EP0572630A1 (en) | 1993-12-08 |
EP0572630B1 (en) | 1998-09-02 |
NO932937D0 (en) | 1993-08-18 |
DE59209484D1 (en) | 1998-10-08 |
CA2104578A1 (en) | 1993-06-24 |
WO1993013189A1 (en) | 1993-07-08 |
DE4142829C2 (en) | 1994-08-25 |
DE4142829A1 (en) | 1993-06-24 |
BR9205666A (en) | 1994-05-17 |
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