ES2532908T3 - Procedimiento para la eliminación de compuestos de azufre de materias primas de hidrocarburos - Google Patents
Procedimiento para la eliminación de compuestos de azufre de materias primas de hidrocarburos Download PDFInfo
- Publication number
- ES2532908T3 ES2532908T3 ES04774943.7T ES04774943T ES2532908T3 ES 2532908 T3 ES2532908 T3 ES 2532908T3 ES 04774943 T ES04774943 T ES 04774943T ES 2532908 T3 ES2532908 T3 ES 2532908T3
- Authority
- ES
- Spain
- Prior art keywords
- sulfur compounds
- hydrocarbon feedstocks
- adsorbent
- removal
- nickel
- 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 abstract 4
- 239000004215 Carbon black (E152) Substances 0.000 title abstract 3
- 229930195733 hydrocarbon Natural products 0.000 title abstract 3
- 150000002430 hydrocarbons Chemical class 0.000 title abstract 3
- 150000003464 sulfur compounds Chemical class 0.000 title abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 6
- 239000003463 adsorbent Substances 0.000 abstract 4
- 229910052759 nickel Inorganic materials 0.000 abstract 3
- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetralin Chemical compound C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 abstract 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 abstract 1
- ZQRGREQWCRSUCI-UHFFFAOYSA-N [S].C=1C=CSC=1 Chemical class [S].C=1C=CSC=1 ZQRGREQWCRSUCI-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 239000003344 environmental pollutant Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 231100000719 pollutant Toxicity 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 150000004763 sulfides Chemical class 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0225—Compounds of Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/755—Nickel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/20—Sulfiding
-
- 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
- C10G25/00—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents
- C10G25/003—Specific sorbent material, not covered by C10G25/02 or C10G25/03
-
- 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
- C10G45/02—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing
- C10G45/04—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used
- C10G45/06—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof
-
- 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
- C10G2300/1096—Aromatics or polyaromatics
-
- 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
- C10G2300/201—Impurities
- C10G2300/202—Heteroatoms content, i.e. S, N, O, P
-
- 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
- C10G2300/70—Catalyst aspects
- C10G2300/705—Passivation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Catalysts (AREA)
Abstract
Procedimiento para la eliminación de compuestos de azufre tiofénicos contaminantes, a partir de materias primas de hidrocarburos, comprendiendo dicho procedimiento el poner en contacto la materia prima en presencia de hidrógeno con un adsorbente de níquel sulfurado, adsorbente cuya constante de velocidad para la actividad de hidrogenación de tetralina a 150°C es menor que 0,0 1 l/s·g catalizador, en el que en dicho adsorbente parte del níquel está presente en el forma metálica y en el que a. el adsorbente de níquel contiene además un óxido de un metal que forma sulfuros estables en las condiciones aplicadas en el procedimiento para la eliminación de compuestos de azufre contaminantes de materias primas de hidrocarburos.
Description
Claims (1)
-
imagen1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03077830 | 2003-09-23 | ||
| EP03077830 | 2003-09-23 | ||
| PCT/NL2004/000639 WO2005028403A1 (en) | 2003-09-23 | 2004-09-15 | Process for the removal of sulfur compounds from hydrocarbon feedstocks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2532908T3 true ES2532908T3 (es) | 2015-04-01 |
Family
ID=34178539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES04774943.7T Expired - Lifetime ES2532908T3 (es) | 2003-09-23 | 2004-09-15 | Procedimiento para la eliminación de compuestos de azufre de materias primas de hidrocarburos |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US9011675B2 (es) |
| EP (2) | EP1667951B1 (es) |
| JP (1) | JP5349753B2 (es) |
| KR (1) | KR101151198B1 (es) |
| CN (2) | CN1856456A (es) |
| BR (1) | BRPI0414645B1 (es) |
| ES (1) | ES2532908T3 (es) |
| MY (1) | MY158459A (es) |
| RU (1) | RU2370481C2 (es) |
| TW (2) | TWI508773B (es) |
| WO (1) | WO2005028403A1 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2370481C2 (ru) | 2003-09-23 | 2009-10-20 | БАСФ КАТАЛИСТС ЭлЭлСи | Способ удаления соединений серы из углеводородного сырья |
| BR112014008917B1 (pt) | 2011-10-12 | 2024-02-27 | Basf Corporation | Catalisador, gotícula, processo para preparação de um catalisador, processo para a hidrogenação de um material graxo insaturado e uso de um catalisador |
| EP2855406A4 (en) * | 2012-05-31 | 2016-01-06 | Exxonmobil Chem Patents Inc | REMOVAL OF STYRENE IN A PROCESS FOR RECOVERING PARAXYLENE |
| KR102311346B1 (ko) * | 2018-12-31 | 2021-10-08 | 한화솔루션 주식회사 | 수소화반응용 촉매 및 이의 제조방법 |
| KR102735177B1 (ko) * | 2019-06-28 | 2024-11-28 | 한화솔루션 주식회사 | 수소화반응용 니켈 촉매 및 그 제조방법 |
| KR102528310B1 (ko) * | 2019-06-28 | 2023-05-02 | 한화솔루션 주식회사 | 수소화반응용 촉매 및 이의 제조방법 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2951034A (en) * | 1957-04-09 | 1960-08-30 | Sun Oil Co | Desulfurization of hydrocarbons with a mixture of a group viii metal and group viii metal oxide or sulfide |
| NL256096A (es) | 1959-09-21 | |||
| US3016348A (en) | 1959-11-02 | 1962-01-09 | Universal Oil Prod Co | Manufacture and use of sulfided hydrocarbon purification catalyst |
| GB1144498A (en) * | 1965-10-04 | 1969-03-05 | British Petroleum Co | Improvements relating to the desulphurisation of aromatic hydrocarbons |
| GB1240134A (en) | 1968-11-27 | 1971-07-21 | British Petroleum Co | Desulphurisation process |
| US3928666A (en) | 1972-12-29 | 1975-12-23 | Owens Corning Fiberglass Corp | Glass fibers coated with a size containing starch esters of isoalkanoic acids |
| US3821123A (en) | 1973-02-16 | 1974-06-28 | Universal Oil Prod Co | Olefin isomerization catalyst |
| LU85487A1 (fr) * | 1984-07-27 | 1986-02-12 | Labofina Sa | Procede de purification de charges d'hydrocarbures liquides |
| CN1006804B (zh) * | 1984-07-27 | 1990-02-14 | 拉博菲纳公司 | 从液态烃原料中除硫化羰的方法 |
| US4636487A (en) | 1985-09-16 | 1987-01-13 | Phillips Petroleum Company | Process for the preparation of promoted catalysts |
| US4634515A (en) * | 1985-10-25 | 1987-01-06 | Exxon Research And Engineering Company | Nickel adsorbent for sulfur removal from hydrocarbon feeds |
| GB8819055D0 (en) * | 1988-08-11 | 1988-09-14 | Coal Industry Patents Ltd | Test for catalyst activity |
| NL8901239A (nl) | 1989-05-18 | 1990-12-17 | Meern Bv Engelhard De | Katalysator voor hydrogenering en/of dehydrogenering. |
| NL9001536A (nl) * | 1990-07-05 | 1992-02-03 | Meern Bv Engelhard De | Zwavel-gepromoteerde nikkelkatalysator en bereiding daarvan. |
| US5336654A (en) | 1990-12-24 | 1994-08-09 | Exxon Research And Engineering Company | Method for the preparation of supported hydrogenation and hydrotreating catalysts |
| DE69604407T2 (de) | 1995-07-13 | 2000-05-11 | Engelhard De Meern B.V., De Meern | Hydrierung von thiofenische schwefel enthaltenden kohlenwasserstoffeinsätzen |
| FR2778348B1 (fr) | 1998-05-06 | 2000-06-30 | Inst Francais Du Petrole | Procede de sulfuration d'un catalyseur au moyen d'un polysulfure organique et procede de purification de naphtalene utilisant le catalyseur sulfure |
| EP1236495A1 (en) * | 2001-03-02 | 2002-09-04 | Engelhard Corporation | Process and apparatus for removing sulfur compounds from a hydrocarbon stream |
| RU2370481C2 (ru) | 2003-09-23 | 2009-10-20 | БАСФ КАТАЛИСТС ЭлЭлСи | Способ удаления соединений серы из углеводородного сырья |
| US20070010234A1 (en) | 2005-07-05 | 2007-01-11 | Axel Chazelas | Method, system, modules and program for associating a callback number with a voice message |
-
2004
- 2004-09-15 RU RU2006113598/04A patent/RU2370481C2/ru not_active IP Right Cessation
- 2004-09-15 KR KR1020067005666A patent/KR101151198B1/ko not_active Expired - Fee Related
- 2004-09-15 US US10/573,051 patent/US9011675B2/en not_active Expired - Fee Related
- 2004-09-15 EP EP04774943.7A patent/EP1667951B1/en not_active Expired - Lifetime
- 2004-09-15 BR BRPI0414645-0B1A patent/BRPI0414645B1/pt not_active IP Right Cessation
- 2004-09-15 EP EP12158897.4A patent/EP2463260B1/en not_active Expired - Lifetime
- 2004-09-15 CN CNA2004800273408A patent/CN1856456A/zh active Pending
- 2004-09-15 JP JP2006527926A patent/JP5349753B2/ja not_active Expired - Fee Related
- 2004-09-15 WO PCT/NL2004/000639 patent/WO2005028403A1/en not_active Ceased
- 2004-09-15 ES ES04774943.7T patent/ES2532908T3/es not_active Expired - Lifetime
- 2004-09-15 CN CN2012100889685A patent/CN102643154A/zh active Pending
- 2004-09-16 TW TW102106808A patent/TWI508773B/zh not_active IP Right Cessation
- 2004-09-16 TW TW093127997A patent/TWI403361B/zh not_active IP Right Cessation
- 2004-09-22 MY MYPI20043879A patent/MY158459A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0414645B1 (pt) | 2015-02-24 |
| TW200523019A (en) | 2005-07-16 |
| US9011675B2 (en) | 2015-04-21 |
| WO2005028403A1 (en) | 2005-03-31 |
| EP2463260A3 (en) | 2014-01-08 |
| KR101151198B1 (ko) | 2012-06-08 |
| JP2007505941A (ja) | 2007-03-15 |
| CN102643154A (zh) | 2012-08-22 |
| MY158459A (en) | 2016-10-14 |
| EP1667951A1 (en) | 2006-06-14 |
| EP2463260A2 (en) | 2012-06-13 |
| TW201332650A (zh) | 2013-08-16 |
| EP2463260B1 (en) | 2016-08-24 |
| JP5349753B2 (ja) | 2013-11-20 |
| US20070102324A1 (en) | 2007-05-10 |
| TWI403361B (zh) | 2013-08-01 |
| EP1667951B1 (en) | 2014-12-17 |
| BRPI0414645A (pt) | 2006-11-14 |
| TWI508773B (zh) | 2015-11-21 |
| KR20080036904A (ko) | 2008-04-29 |
| CN1856456A (zh) | 2006-11-01 |
| RU2006113598A (ru) | 2007-10-27 |
| RU2370481C2 (ru) | 2009-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MY190669A (en) | Hydrogenation catalyst, its production and application thereof | |
| ES2532908T3 (es) | Procedimiento para la eliminación de compuestos de azufre de materias primas de hidrocarburos | |
| MY146919A (en) | Process for producing paraffinic hydrocarbons | |
| EA200801186A1 (ru) | Массивный катализатор, содержащий никель-вольфрамовые металлоксидные частицы | |
| SG143282A1 (en) | Additives for metal contaminant removal | |
| EP2325285A3 (en) | Hydroconversion process for heavy and extra heavy oils and residuals | |
| MX2009005354A (es) | Metodo para remocion de mercurio de alimentaciones de hidrocarburos. | |
| EA201070545A1 (ru) | Способы гидроизомеризации с использованием мультиметаллических катализаторов и способ их получения | |
| UA91016C2 (ru) | носитель катализатора, каталитическая композиция, процессы их приготовления и процесс гидрокрекинга с использованием каталитической композиции | |
| TW200732497A (en) | Oriented carbon nanotube bulk structure having portions with different density and manufacturing method thereof | |
| BR0007568A (pt) | Processo para hidrogenação seletiva de umaimpureza em uma carga contendohidrocarbonetos | |
| RU2007147941A (ru) | Способ удаления загрязняющих веществ | |
| KR950005962A (ko) | 탄화수소의 증기 개질방법 | |
| SG11201806008PA (en) | Hydrogenation treatment catalyst for hydrocarbon oil, method for producing the same, and hydrogenation treatment method | |
| WO2010135434A3 (en) | Deep desulfurization process | |
| AR039725A1 (es) | Hidrogenacion selectiva de acetilenos | |
| WO2002099014A3 (en) | Process to prepare a base oil from slack-wax | |
| TW200744997A (en) | Process for hydrogenating an aldehyde | |
| WO2004064995A3 (en) | Sulfided catalysts for improved performance in hydrocarbon processing | |
| SG108967A1 (en) | Hydrodesulfurization catalyst and hydrodesulfurization process for gasoline fractions | |
| FR2895415B1 (fr) | Procede d'hydrogenation selective mettant en oeuvre un catalyseur presentant un support specifique | |
| AR057791A1 (es) | Hidrogenacion de acetona | |
| BRPI0605367A (pt) | processo para hidrogenação seletiva de compostos poliinsaturados em compostos monoinsaturados | |
| CN204365860U (zh) | 料带局部擦油结构 | |
| MY148858A (en) | Method of hydrotreating wax and processes for producing fuel base and lubricating oil base |