CA1107673A - Recyclage des huiles lubrifiantes epuisees - Google Patents
Recyclage des huiles lubrifiantes epuiseesInfo
- Publication number
- CA1107673A CA1107673A CA300,536A CA300536A CA1107673A CA 1107673 A CA1107673 A CA 1107673A CA 300536 A CA300536 A CA 300536A CA 1107673 A CA1107673 A CA 1107673A
- Authority
- CA
- Canada
- Prior art keywords
- oil
- process according
- range
- treating agent
- water
- 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.)
- Expired
Links
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 71
- 239000003921 oil Substances 0.000 claims abstract description 119
- 238000000034 method Methods 0.000 claims abstract description 98
- 230000008569 process Effects 0.000 claims abstract description 96
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 75
- 239000000203 mixture Substances 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910001868 water Inorganic materials 0.000 claims abstract description 55
- 239000010913 used oil Substances 0.000 claims abstract description 26
- 239000000654 additive Substances 0.000 claims abstract description 18
- 150000003863 ammonium salts Chemical class 0.000 claims abstract description 13
- 230000000996 additive effect Effects 0.000 claims abstract description 9
- 229930195733 hydrocarbon Natural products 0.000 claims description 41
- 150000002430 hydrocarbons Chemical class 0.000 claims description 41
- 239000004215 Carbon black (E152) Substances 0.000 claims description 33
- 239000001257 hydrogen Substances 0.000 claims description 29
- 229910052739 hydrogen Inorganic materials 0.000 claims description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 27
- 239000003463 adsorbent Substances 0.000 claims description 25
- 239000000047 product Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 14
- 229910052717 sulfur Inorganic materials 0.000 claims description 14
- 239000011593 sulfur Substances 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 12
- 239000005909 Kieselgur Substances 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 7
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 6
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 6
- 238000007701 flash-distillation Methods 0.000 claims description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 claims description 4
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 4
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 4
- 239000012065 filter cake Substances 0.000 claims description 4
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 4
- 229910001570 bauxite Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000011787 zinc oxide Substances 0.000 claims description 2
- 239000004254 Ammonium phosphate Substances 0.000 claims 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims 2
- 235000019289 ammonium phosphates Nutrition 0.000 claims 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims 2
- 235000011130 ammonium sulphate Nutrition 0.000 claims 2
- 229910052570 clay Inorganic materials 0.000 claims 1
- 239000000356 contaminant Substances 0.000 abstract description 7
- 239000000295 fuel oil Substances 0.000 abstract description 5
- 238000009472 formulation Methods 0.000 abstract description 4
- 239000004519 grease Substances 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 18
- 239000003599 detergent Substances 0.000 description 13
- 238000011282 treatment Methods 0.000 description 11
- 238000003860 storage Methods 0.000 description 10
- 238000000354 decomposition reaction Methods 0.000 description 8
- -1 gasoline Chemical class 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000013019 agitation Methods 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 239000003502 gasoline Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000002243 precursor Substances 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005984 hydrogenation reaction Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- ZEYKLMDPUOVUCR-UHFFFAOYSA-N 2-chloro-5-(trifluoromethyl)benzenesulfonyl chloride Chemical compound FC(F)(F)C1=CC=C(Cl)C(S(Cl)(=O)=O)=C1 ZEYKLMDPUOVUCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 208000036366 Sensation of pressure Diseases 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000004996 alkyl benzenes Chemical class 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- FRHBOQMZUOWXQL-UHFFFAOYSA-L ammonium ferric citrate Chemical compound [NH4+].[Fe+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O FRHBOQMZUOWXQL-UHFFFAOYSA-L 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- 159000000009 barium salts Chemical class 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 229940000425 combination drug Drugs 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229960004642 ferric ammonium citrate Drugs 0.000 description 2
- IMBKASBLAKCLEM-UHFFFAOYSA-L ferrous ammonium sulfate (anhydrous) Chemical compound [NH4+].[NH4+].[Fe+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IMBKASBLAKCLEM-UHFFFAOYSA-L 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000004313 iron ammonium citrate Substances 0.000 description 2
- 235000000011 iron ammonium citrate Nutrition 0.000 description 2
- 150000002506 iron compounds Chemical class 0.000 description 2
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 235000019362 perlite Nutrition 0.000 description 2
- 229960004838 phosphoric acid Drugs 0.000 description 2
- 235000011007 phosphoric acid Nutrition 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical class O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 description 2
- 150000003871 sulfonates Chemical class 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- QWQNFXDYOCUEER-UHFFFAOYSA-N 2,3-ditert-butyl-4-methylphenol Chemical compound CC1=CC=C(O)C(C(C)(C)C)=C1C(C)(C)C QWQNFXDYOCUEER-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical class OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920002367 Polyisobutene Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- DZHMRSPXDUUJER-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;dihydrogen phosphate Chemical compound NC(N)=O.OP(O)(O)=O DZHMRSPXDUUJER-UHFFFAOYSA-N 0.000 description 1
- SSBRSHIQIANGKS-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;hydrogen sulfate Chemical compound NC(N)=O.OS(O)(=O)=O SSBRSHIQIANGKS-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- PYCBFXMWPVRTCC-UHFFFAOYSA-N ammonium metaphosphate Chemical compound N.OP(=O)=O PYCBFXMWPVRTCC-UHFFFAOYSA-N 0.000 description 1
- 235000019826 ammonium polyphosphate Nutrition 0.000 description 1
- 229920001276 ammonium polyphosphate Polymers 0.000 description 1
- XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical compound [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- CEDDGDWODCGBFQ-UHFFFAOYSA-N carbamimidoylazanium;hydron;phosphate Chemical compound NC(N)=N.OP(O)(O)=O CEDDGDWODCGBFQ-UHFFFAOYSA-N 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 229940106135 cellulose Drugs 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- ZZTURJAZCMUWEP-UHFFFAOYSA-N diaminomethylideneazanium;hydrogen sulfate Chemical compound NC(N)=N.OS(O)(=O)=O ZZTURJAZCMUWEP-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 150000002611 lead compounds Chemical class 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000010688 mineral lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- BALXUFOVQVENIU-KXNXZCPBSA-N pseudoephedrine hydrochloride Chemical compound [H+].[Cl-].CN[C@@H](C)[C@@H](O)C1=CC=CC=C1 BALXUFOVQVENIU-KXNXZCPBSA-N 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000010736 steam turbine oil Substances 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- C10M175/0016—Working-up used lubricants to recover useful products ; Cleaning with the use of chemical agents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Lubricants (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79721277A | 1977-05-16 | 1977-05-16 | |
| US797,212 | 1977-05-16 | ||
| US05/838,773 US4151072A (en) | 1977-05-16 | 1977-10-03 | Reclaiming used lubricating oils |
| US838,773 | 1977-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1107673A true CA1107673A (fr) | 1981-08-25 |
Family
ID=27121838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA300,536A Expired CA1107673A (fr) | 1977-05-16 | 1978-04-05 | Recyclage des huiles lubrifiantes epuisees |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5833911B2 (fr) |
| AU (1) | AU500468B1 (fr) |
| BR (1) | BR7802990A (fr) |
| CA (1) | CA1107673A (fr) |
| CH (1) | CH631739A5 (fr) |
| DE (1) | DE2821159C2 (fr) |
| DK (1) | DK210078A (fr) |
| FR (1) | FR2391271A1 (fr) |
| HK (1) | HK51982A (fr) |
| IN (1) | IN149649B (fr) |
| IT (1) | IT1096210B (fr) |
| MX (1) | MX148760A (fr) |
| NL (1) | NL7805206A (fr) |
| PH (1) | PH14253A (fr) |
| SE (1) | SE7805481L (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4247389A (en) * | 1979-11-07 | 1981-01-27 | Phillips Petroleum Company | De-ashing lubricating oils |
| AU533444B2 (en) * | 1978-09-28 | 1983-11-24 | Salusinszky, A.L. | Regeneration of used lubricating oils |
| GB2064578B (en) * | 1979-11-01 | 1983-08-24 | Phillips Petroleum Co | De-ashing lubricating oils |
| US4287049A (en) * | 1980-02-05 | 1981-09-01 | Phillips Petroleum Co. | Reclaiming used lubricating oils with ammonium salts and polyhydroxy compounds |
| FR2481313A1 (fr) * | 1980-04-29 | 1981-10-30 | Sader Gabriel | Procede de traitement, notamment pour regeneration, de produits huileux uses |
| FR2482975A1 (fr) * | 1980-05-22 | 1981-11-27 | Commissariat Energie Atomique | Procede de traitement par ultrafiltration a temperature elevee d'une charge hydrocarbonee |
| DE3246354A1 (de) * | 1982-12-15 | 1984-08-09 | Hans-Peter 4600 Dortmund Jenau | Anlage zur gewinnung von kohlenwasserstoffprodukten aus altoelen o.ae. |
| DE3421966A1 (de) * | 1984-06-13 | 1985-12-19 | Erwin Herber | Verfahren und vorrichtung zum verarbeiten von saeureharzen oder dgl. |
| DE3875314T2 (de) * | 1987-08-13 | 1993-02-25 | Uop Inc | Verfahren zum hydrieren von temperaturempfindlichen abfall-kohlenwasserstoffmaterialien. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE664348C (de) * | 1935-08-27 | 1938-08-25 | Paul Von Frankenberg Fa | Verfahren zur Reinigung gebrauchter Schmieroele, insbesondere von solchen aus Verbrennungskraftmaschinen |
| DE1101671B (de) * | 1960-01-16 | 1961-03-09 | Ver Leichtmetallwerke Gmbh | Verfahren zur Reinigung von mit Abrieb verschmutzten Walzoelen |
| FR2096690B1 (fr) * | 1970-06-08 | 1974-08-09 | Inst Francais Du Petrole | |
| US3819508A (en) * | 1973-06-04 | 1974-06-25 | C Mccauley | Method of purifying lubricating oils |
| US3930988A (en) * | 1975-02-24 | 1976-01-06 | Phillips Petroleum Company | Reclaiming used motor oil |
-
1978
- 1978-04-05 CA CA300,536A patent/CA1107673A/fr not_active Expired
- 1978-05-08 PH PH21115A patent/PH14253A/en unknown
- 1978-05-10 CH CH507478A patent/CH631739A5/fr not_active IP Right Cessation
- 1978-05-11 MX MX173449A patent/MX148760A/es unknown
- 1978-05-11 IN IN509/CAL/78A patent/IN149649B/en unknown
- 1978-05-11 FR FR7814037A patent/FR2391271A1/fr active Granted
- 1978-05-11 AU AU36017/78A patent/AU500468B1/en not_active Expired
- 1978-05-12 DK DK210078A patent/DK210078A/da not_active Application Discontinuation
- 1978-05-12 SE SE7805481A patent/SE7805481L/xx unknown
- 1978-05-12 NL NL7805206A patent/NL7805206A/xx not_active Application Discontinuation
- 1978-05-12 BR BR7802990A patent/BR7802990A/pt unknown
- 1978-05-13 DE DE2821159A patent/DE2821159C2/de not_active Expired
- 1978-05-15 JP JP53057465A patent/JPS5833911B2/ja not_active Expired
- 1978-05-15 IT IT23403/78A patent/IT1096210B/it active
-
1982
- 1982-12-02 HK HK519/82A patent/HK51982A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1096210B (it) | 1985-08-26 |
| BR7802990A (pt) | 1979-01-02 |
| CH631739A5 (en) | 1982-08-31 |
| SE7805481L (sv) | 1978-11-17 |
| DE2821159C2 (de) | 1984-09-27 |
| FR2391271A1 (fr) | 1978-12-15 |
| JPS5833911B2 (ja) | 1983-07-22 |
| DE2821159A1 (de) | 1978-12-21 |
| HK51982A (en) | 1982-12-10 |
| PH14253A (en) | 1981-04-13 |
| DK210078A (da) | 1978-11-17 |
| AU500468B1 (en) | 1979-05-24 |
| MX148760A (es) | 1983-06-14 |
| NL7805206A (nl) | 1978-11-20 |
| FR2391271B1 (fr) | 1982-04-30 |
| IT7823403A0 (it) | 1978-05-15 |
| IN149649B (fr) | 1982-03-06 |
| JPS53141302A (en) | 1978-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4151072A (en) | Reclaiming used lubricating oils | |
| US3930988A (en) | Reclaiming used motor oil | |
| US4287049A (en) | Reclaiming used lubricating oils with ammonium salts and polyhydroxy compounds | |
| US4247389A (en) | De-ashing lubricating oils | |
| US4502948A (en) | Reclaiming used lubricating oil | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry | ||
| MKEX | Expiry |
Effective date: 19980825 |