JP4020521B2 - 含ロウ生成物の製造法 - Google Patents
含ロウ生成物の製造法 Download PDFInfo
- Publication number
- JP4020521B2 JP4020521B2 JP37644998A JP37644998A JP4020521B2 JP 4020521 B2 JP4020521 B2 JP 4020521B2 JP 37644998 A JP37644998 A JP 37644998A JP 37644998 A JP37644998 A JP 37644998A JP 4020521 B2 JP4020521 B2 JP 4020521B2
- Authority
- JP
- Japan
- Prior art keywords
- wax
- solvent
- oil
- product
- dewaxing
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 36
- 239000000047 product Substances 0.000 claims description 81
- 239000002904 solvent Substances 0.000 claims description 45
- 239000003921 oil Substances 0.000 claims description 42
- 239000002199 base oil Substances 0.000 claims description 34
- 238000004821 distillation Methods 0.000 claims description 30
- 239000000314 lubricant Substances 0.000 claims description 24
- 238000004517 catalytic hydrocracking Methods 0.000 claims description 23
- 239000003208 petroleum Substances 0.000 claims description 18
- 238000005406 washing Methods 0.000 claims description 15
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- 239000013078 crystal Substances 0.000 claims description 8
- 239000000706 filtrate Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 7
- KFUSEUYYWQURPO-UHFFFAOYSA-N 1,2-dichloroethene Chemical compound ClC=CCl KFUSEUYYWQURPO-UHFFFAOYSA-N 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 1
- 239000001993 wax Substances 0.000 description 75
- 150000002430 hydrocarbons Chemical class 0.000 description 16
- 229930195733 hydrocarbon Natural products 0.000 description 15
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 14
- 238000005292 vacuum distillation Methods 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000010779 crude oil Substances 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 7
- 239000004215 Carbon black (E152) Substances 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000005984 hydrogenation reaction Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004590 computer program Methods 0.000 description 4
- 125000000753 cycloalkyl group Chemical group 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 239000012188 paraffin wax Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- WQOXQRCZOLPYPM-UHFFFAOYSA-N dimethyl disulfide Chemical compound CSSC WQOXQRCZOLPYPM-UHFFFAOYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000011021 bench scale process Methods 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1022—Fischer-Tropsch products
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1033—Oil well production fluids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/30—Physical properties of feedstocks or products
- C10G2300/302—Viscosity
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/40—Characteristics of the process deviating from typical ways of processing
- C10G2300/4018—Spatial velocity, e.g. LHSV, WHSV
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/40—Characteristics of the process deviating from typical ways of processing
- C10G2300/44—Solvents
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/10—Lubricating oil
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S208/00—Mineral oils: processes and products
- Y10S208/95—Processing of "fischer-tropsch" crude
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA97/10868 | 1997-12-03 | ||
| ZA9710868 | 1997-12-03 | ||
| ZA9809528A ZA989528B (en) | 1997-12-03 | 1998-10-19 | "Production of lubricant base oils". |
| ZA98/9528 | 1998-10-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPH11269470A JPH11269470A (ja) | 1999-10-05 |
| JPH11269470A5 JPH11269470A5 (enExample) | 2006-01-19 |
| JP4020521B2 true JP4020521B2 (ja) | 2007-12-12 |
Family
ID=27144359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP37644998A Expired - Lifetime JP4020521B2 (ja) | 1997-12-03 | 1998-12-03 | 含ロウ生成物の製造法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6315891B1 (enExample) |
| EP (1) | EP0921184B1 (enExample) |
| JP (1) | JP4020521B2 (enExample) |
| MY (1) | MY115915A (enExample) |
| SG (1) | SG75901A1 (enExample) |
| ZA (1) | ZA989528B (enExample) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6562230B1 (en) | 1999-12-22 | 2003-05-13 | Chevron Usa Inc | Synthesis of narrow lube cuts from Fischer-Tropsch products |
| US6589415B2 (en) | 2001-04-04 | 2003-07-08 | Chevron U.S.A., Inc. | Liquid or two-phase quenching fluid for multi-bed hydroprocessing reactor |
| US6583186B2 (en) | 2001-04-04 | 2003-06-24 | Chevron U.S.A. Inc. | Method for upgrading Fischer-Tropsch wax using split-feed hydrocracking/hydrotreating |
| US6656342B2 (en) | 2001-04-04 | 2003-12-02 | Chevron U.S.A. Inc. | Graded catalyst bed for split-feed hydrocracking/hydrotreating |
| US6515032B2 (en) | 2001-05-11 | 2003-02-04 | Chevron U.S.A. Inc. | Co-hydroprocessing of fischer-tropsch products and natural gas well condensate |
| US6515034B2 (en) | 2001-05-11 | 2003-02-04 | Chevron U.S.A. Inc. | Co-hydroprocessing of Fischer-Tropsch products and crude oil fractions |
| US6515033B2 (en) | 2001-05-11 | 2003-02-04 | Chevron U.S.A. Inc. | Methods for optimizing fischer-tropsch synthesis hydrocarbons in the distillate fuel range |
| US6878854B2 (en) | 2001-06-15 | 2005-04-12 | Chevron U.S.A. Inc. | Temporary antioxidants for Fischer-Tropsch products |
| US6720359B2 (en) | 2001-09-14 | 2004-04-13 | Chevron U.S.A. Inc. | Scrubbing CO2 from a CO2-containing gas with an aqueous stream |
| US6667347B2 (en) | 2001-09-14 | 2003-12-23 | Chevron U.S.A. Inc. | Scrubbing CO2 from methane-containing gases using an aqueous stream |
| US6626122B2 (en) | 2001-10-18 | 2003-09-30 | Chevron U.S.A. Inc | Deactivatable biocides in ballast water |
| US6800101B2 (en) | 2001-10-18 | 2004-10-05 | Chevron U.S.A. Inc. | Deactivatable biocides for hydrocarbonaceous products |
| US6849664B2 (en) | 2001-10-18 | 2005-02-01 | Chevron U.S.A. Inc. | Process for disposing biocide-containing cooling water |
| US6569909B1 (en) | 2001-10-18 | 2003-05-27 | Chervon U.S.A., Inc. | Inhibition of biological degradation in fischer-tropsch products |
| US6627779B2 (en) | 2001-10-19 | 2003-09-30 | Chevron U.S.A. Inc. | Lube base oils with improved yield |
| US6784329B2 (en) | 2002-01-14 | 2004-08-31 | Chevron U.S.A. Inc. | Olefin production from low sulfur hydrocarbon fractions |
| US6759438B2 (en) | 2002-01-15 | 2004-07-06 | Chevron U.S.A. Inc. | Use of oxygen analysis by GC-AED for control of fischer-tropsch process and product blending |
| US7033552B2 (en) | 2002-01-31 | 2006-04-25 | Chevron U.S.A. Inc. | Upgrading Fischer-Tropsch and petroleum-derived naphthas and distillates |
| BR0215537A (pt) * | 2002-01-31 | 2004-12-21 | Chevron Usa Inc | Processo e planta para beneficiar pelo menos um de uma nafta de fischer-tropsch e um destilado de fischer-tropsch, e, componentes de gasolina, de combustìvel destilado, e de matéria-prima básica de lubrificantes |
| US6863802B2 (en) | 2002-01-31 | 2005-03-08 | Chevron U.S.A. | Upgrading fischer-Tropsch and petroleum-derived naphthas and distillates |
| US6774272B2 (en) | 2002-04-18 | 2004-08-10 | Chevron U.S.A. Inc. | Process for converting heavy Fischer Tropsch waxy feeds blended with a waste plastic feedstream into high VI lube oils |
| EP1516037A1 (en) * | 2002-06-26 | 2005-03-23 | Shell Internationale Researchmaatschappij B.V. | Lubricant composition |
| US6896707B2 (en) | 2002-07-02 | 2005-05-24 | Chevron U.S.A. Inc. | Methods of adjusting the Wobbe Index of a fuel and compositions thereof |
| US7354462B2 (en) | 2002-10-04 | 2008-04-08 | Chevron U.S.A. Inc. | Systems and methods of improving diesel fuel performance in cold climates |
| US7144497B2 (en) * | 2002-11-20 | 2006-12-05 | Chevron U.S.A. Inc. | Blending of low viscosity Fischer-Tropsch base oils with conventional base oils to produce high quality lubricating base oils |
| US7087804B2 (en) * | 2003-06-19 | 2006-08-08 | Chevron U.S.A. Inc. | Use of waste nitrogen from air separation units for blanketing cargo and ballast tanks |
| EP1644465B1 (en) | 2003-06-23 | 2010-03-17 | Shell Internationale Researchmaatschappij B.V. | Process to prepare a lubricating base oil |
| US20070272592A1 (en) * | 2003-06-27 | 2007-11-29 | Germaine Gilbert R B | Process to Prepare a Lubricating Base Oil |
| US7150823B2 (en) | 2003-07-02 | 2006-12-19 | Chevron U.S.A. Inc. | Catalytic filtering of a Fischer-Tropsch derived hydrocarbon stream |
| US8022108B2 (en) | 2003-07-02 | 2011-09-20 | Chevron U.S.A. Inc. | Acid treatment of a fischer-tropsch derived hydrocarbon stream |
| US6992113B2 (en) | 2003-11-25 | 2006-01-31 | Chevron U.S.A. Inc. | Control of CO2 emissions from a fischer-tropsch facility by use of dual functional syngas conversion |
| US6992114B2 (en) | 2003-11-25 | 2006-01-31 | Chevron U.S.A. Inc. | Control of CO2 emissions from a Fischer-Tropsch facility by use of multiple reactors |
| US6890962B1 (en) | 2003-11-25 | 2005-05-10 | Chevron U.S.A. Inc. | Gas-to-liquid CO2 reduction by use of H2 as a fuel |
| US20050131082A1 (en) * | 2003-12-12 | 2005-06-16 | Chevron U.S.A. Inc. | Process for reducing the pour point and viscosity of fischer-tropsch wax |
| JP2007524750A (ja) * | 2004-02-26 | 2007-08-30 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 潤滑基油の製造方法 |
| US7332073B2 (en) | 2004-03-31 | 2008-02-19 | Chevron U.S.A. Inc. | Process for removing contaminants from Fischer-Tropsch feed streams |
| GB2415435B (en) * | 2004-05-19 | 2007-09-05 | Chevron Usa Inc | Lubricant blends with low brookfield viscosities |
| RU2006146997A (ru) * | 2004-06-08 | 2008-07-20 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. (NL) | Способ получения базового масла |
| JP2008503629A (ja) * | 2004-06-25 | 2008-02-07 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 潤滑基油の製造方法及びその使用法 |
| US20120144887A1 (en) | 2010-12-13 | 2012-06-14 | Accelergy Corporation | Integrated Coal To Liquids Process And System With Co2 Mitigation Using Algal Biomass |
| US9234139B2 (en) | 2011-11-01 | 2016-01-12 | Accelergy Corporation | Diesel fuel production process employing direct and indirect coal liquefaction |
| JP6009196B2 (ja) * | 2012-03-30 | 2016-10-19 | Jxエネルギー株式会社 | 潤滑油用基油の製造方法 |
| EP3081623B1 (en) * | 2015-04-15 | 2019-06-12 | Neste Corporation | A method for producing oil-based components |
| CN108102792B (zh) * | 2017-12-28 | 2021-03-16 | 内蒙古伊泰煤基新材料研究院有限公司 | 烛光专用蜡及其制备方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3365390A (en) * | 1966-08-23 | 1968-01-23 | Chevron Res | Lubricating oil production |
| US5059299A (en) * | 1987-12-18 | 1991-10-22 | Exxon Research And Engineering Company | Method for isomerizing wax to lube base oils |
| US4943672A (en) * | 1987-12-18 | 1990-07-24 | Exxon Research And Engineering Company | Process for the hydroisomerization of Fischer-Tropsch wax to produce lubricating oil (OP-3403) |
| US5229021A (en) * | 1991-12-09 | 1993-07-20 | Exxon Research & Engineering Company | Wax isomerate having a reduced pour point |
| US5275719A (en) * | 1992-06-08 | 1994-01-04 | Mobil Oil Corporation | Production of high viscosity index lubricants |
| US5306416A (en) | 1992-06-15 | 1994-04-26 | Mobil Oil Corporation | Process for making a blended lubricant |
| JP3057125B2 (ja) * | 1992-10-02 | 2000-06-26 | 日石三菱株式会社 | 高粘度指数低粘度潤滑油基油の製造方法 |
| ES2098065T5 (es) * | 1992-10-28 | 2001-02-01 | Shell Int Research | Procedimiento para la preparacion de aceites bases lubricantes. |
| EP0776959B1 (en) * | 1995-11-28 | 2004-10-06 | Shell Internationale Researchmaatschappij B.V. | Process for producing lubricating base oils |
| ES2225903T5 (es) | 1995-12-08 | 2011-03-28 | Exxonmobil Research And Engineering Company | Proceso para la producción de aceites de base hidrocarbonados biodegradables de alto rendimiento. |
-
1998
- 1998-10-19 ZA ZA9809528A patent/ZA989528B/xx unknown
- 1998-12-01 US US09/203,062 patent/US6315891B1/en not_active Expired - Lifetime
- 1998-12-01 EP EP98122805A patent/EP0921184B1/en not_active Expired - Lifetime
- 1998-12-01 MY MYPI98005437A patent/MY115915A/en unknown
- 1998-12-03 SG SG1998005161A patent/SG75901A1/en unknown
- 1998-12-03 JP JP37644998A patent/JP4020521B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0921184A1 (en) | 1999-06-09 |
| JPH11269470A (ja) | 1999-10-05 |
| MY115915A (en) | 2003-09-30 |
| EP0921184B1 (en) | 2012-01-18 |
| US6315891B1 (en) | 2001-11-13 |
| SG75901A1 (en) | 2000-10-24 |
| ZA989528B (en) | 2000-04-19 |
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