MX171189B - Catalizador para la oxidacion selectiva de compuestos que tienen azufre a azufre puro y proceso para su preparacion - Google Patents
Catalizador para la oxidacion selectiva de compuestos que tienen azufre a azufre puro y proceso para su preparacionInfo
- Publication number
- MX171189B MX171189B MX2167490A MX2167490A MX171189B MX 171189 B MX171189 B MX 171189B MX 2167490 A MX2167490 A MX 2167490A MX 2167490 A MX2167490 A MX 2167490A MX 171189 B MX171189 B MX 171189B
- Authority
- MX
- Mexico
- Prior art keywords
- sulfur
- catalyst
- compounds
- preparation
- selective oxidation
- Prior art date
Links
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title abstract 3
- 239000003054 catalyst Substances 0.000 title abstract 2
- 229910052717 sulfur Inorganic materials 0.000 title 2
- 239000011593 sulfur Substances 0.000 title 2
- 150000001875 compounds Chemical class 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 239000005864 Sulphur Substances 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
Classifications
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- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
-
- 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
- B01J23/745—Iron
-
- 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
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/86—Chromium
- B01J23/862—Iron and chromium
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/185—Phosphorus; Compounds thereof with iron group metals or platinum group metals
- B01J27/1853—Phosphorus; Compounds thereof with iron group metals or platinum group metals with iron, cobalt or 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
-
- B01J35/60—
-
- B01J35/64—
-
- 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
- B01J37/0201—Impregnation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
- C01B17/0404—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process
- C01B17/046—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process without intermediate formation of sulfur dioxide
- C01B17/0465—Catalyst compositions
-
- B01J35/613—
-
- B01J35/615—
-
- B01J35/635—
-
- B01J35/647—
-
- B01J35/651—
-
- 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
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8901893A NL8901893A (nl) | 1989-07-21 | 1989-07-21 | Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel. |
| NL8902690A NL8902690A (nl) | 1989-07-21 | 1989-10-31 | Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX171189B true MX171189B (es) | 1993-10-06 |
Family
ID=26646560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2167490A MX171189B (es) | 1989-07-21 | 1990-07-20 | Catalizador para la oxidacion selectiva de compuestos que tienen azufre a azufre puro y proceso para su preparacion |
Country Status (26)
| Country | Link |
|---|---|
| US (2) | US5286697A (es) |
| EP (1) | EP0409353B1 (es) |
| JP (1) | JP3037976B2 (es) |
| KR (1) | KR910002508A (es) |
| CN (2) | CN1032802C (es) |
| AT (1) | ATE128643T1 (es) |
| AU (1) | AU628195B2 (es) |
| BR (1) | BR9003526A (es) |
| CA (1) | CA2021527C (es) |
| CZ (1) | CZ285068B6 (es) |
| DD (1) | DD300080A5 (es) |
| DE (1) | DE69022790T2 (es) |
| DK (1) | DK0409353T3 (es) |
| ES (1) | ES2080103T3 (es) |
| FI (1) | FI102250B1 (es) |
| GR (1) | GR3017655T3 (es) |
| HU (1) | HU213040B (es) |
| MX (1) | MX171189B (es) |
| NL (2) | NL8901893A (es) |
| NO (1) | NO302020B1 (es) |
| PL (1) | PL166060B1 (es) |
| PT (1) | PT94783B (es) |
| RU (1) | RU2070089C1 (es) |
| SG (1) | SG49116A1 (es) |
| SK (1) | SK363090A3 (es) |
| ZA (1) | ZA905622B (es) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9202283A (nl) * | 1992-12-29 | 1994-07-18 | Gastec Nv | Werkwijze voor het ontzwavelen van een gas. |
| NL9301615A (nl) * | 1993-09-17 | 1995-04-18 | Gastec Nv | Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel. |
| US5705135A (en) * | 1993-11-04 | 1998-01-06 | Gas Research Institute | Composition and process for the removal of hydrogen sulfide from gaseous streams |
| FR2722429B1 (fr) * | 1994-07-13 | 1996-10-04 | Rhone Poulenc Chimie | Catalyseur a base d'alumine pour le traitement de gaz contenant des composes soufres, utilisation deces catalyseurs pour le traitement et procedes de traitement desdits gaz |
| US5965100A (en) * | 1995-04-25 | 1999-10-12 | Khanmamedov; Tofik K. | Process for recovery of sulfur from an acid gas stream |
| US5603913A (en) * | 1995-05-17 | 1997-02-18 | Azerbaidzhanskaya Gosudarstvennaya Neftianaya Academiya | Catalysts and process for selective oxidation of hydrogen sulfide to elemental sulfur |
| US5891415A (en) * | 1995-05-17 | 1999-04-06 | Azerbaidzhanskaya Gosudarstvennaya Neftianaya Academiya | Process for selective oxidation of hydrogen sulfide to elemental sulfur |
| ZA961746B (en) * | 1995-06-06 | 1997-10-06 | Sastech Proprietary Ltd | Treatment of hydrogen sulphine-containing gas streams. |
| NL1002524C2 (nl) | 1996-03-04 | 1997-09-05 | Gastec Nv | Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke kata- lysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen elementaire zwavel. |
| FR2747053B1 (fr) * | 1996-04-03 | 1998-10-02 | Rhone Poulenc Chimie | Utilisation pour l'oxydation directe des composes soufres en soufre et/ou sulfates a basse temperature d'un catalyseur a base de cuivre |
| CN1088607C (zh) * | 1997-06-27 | 2002-08-07 | 中国石化齐鲁石油化工公司 | 选择性氧化硫化氢回收元素硫的催化剂及制备方法 |
| DE19800800C2 (de) * | 1998-01-13 | 2001-05-23 | Metallgesellschaft Ag | Verfahren zur Herstellung von Schwefelsäure |
| CA2318734C (en) * | 1998-01-26 | 2007-07-03 | Tda Research, Inc. | Catalysts for the selective oxidation of hydrogen sulfide to sulfur |
| GB9804728D0 (en) * | 1998-03-05 | 1998-04-29 | Hyder Consulting Limited | Method and apparatus for removal of sulphur-containing compounds from a gas |
| KR20010036675A (ko) | 1999-10-11 | 2001-05-07 | 정명식 | 황화수소 가스 산화용 촉매 및 이를 이용한 황 회수 방법 |
| IT1317868B1 (it) * | 2000-03-02 | 2003-07-15 | Eni Spa | Catalizzatore a base di cobalto supportato, particolarmente utilenella reazione di fischer-tropsch. |
| WO2003082455A2 (en) * | 2002-03-25 | 2003-10-09 | Tda Research, Inc. | Catalysts and process for oxidizing hydrogen sulfide to sulfur dioxide and sulfur |
| US7060233B1 (en) | 2002-03-25 | 2006-06-13 | Tda Research, Inc. | Process for the simultaneous removal of sulfur and mercury |
| EP1447124A1 (en) * | 2003-02-04 | 2004-08-18 | Gastec N.V. | Supported catalyst system for removing sulfur compounds from gases |
| FR2857276B1 (fr) * | 2003-07-11 | 2006-08-11 | Inst Francais Du Petrole | Procede d'elimination de composes soufres par oxydation directe |
| EA008740B1 (ru) | 2003-09-29 | 2007-08-31 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Способ селективного окисления сероводорода |
| FI119915B2 (fi) * | 2003-10-03 | 2011-06-15 | Metsae Botnia Ab Oy | Rikin poisto sellutehtaan hajukaasuista |
| DK1737571T3 (en) * | 2004-01-20 | 2016-10-03 | Shell Int Research | PROCESS FOR RECOVERY OF CATALYTIC ACTIVITY OF A SPENT hydroprocessing catalyst. |
| US7727507B2 (en) | 2005-03-30 | 2010-06-01 | Shell Oil Company | Process for producing a gas stream depleted of hydrogen sulphide |
| ATE444267T1 (de) | 2005-03-31 | 2009-10-15 | Shell Int Research | Verfahren zur herstellung eines schwefelzementprodukts |
| DE102005022164B4 (de) * | 2005-05-13 | 2009-08-06 | Lurgi Gmbh | Vorrichtung und Verfahren zum Betrieb der Vorrichtung zur kontinuierlichen Rückgewinnung von Schwefel aus H2S enthaltendem Gas |
| TWI302476B (en) * | 2005-07-06 | 2008-11-01 | Ind Tech Res Inst | Cleaning agent of treating acid gas and method for cleaning with the cleaning agent |
| EP1973650B1 (en) * | 2006-01-17 | 2019-02-27 | ExxonMobil Research and Engineering Company | Method for making silica shaped bodies |
| WO2007084440A1 (en) * | 2006-01-17 | 2007-07-26 | Exxonmobil Research And Engineering Company | Silica carriers |
| EP1902769A1 (en) * | 2006-09-22 | 2008-03-26 | Jacobs Nederland B.V. | Process for the recovery of sulfur from sulfur containing gases |
| EA014521B1 (ru) | 2006-10-05 | 2010-12-30 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Способ удаления меркаптанов |
| US8926737B2 (en) | 2008-11-28 | 2015-01-06 | Shell Oil Company | Process for producing purified natural gas |
| EP2408550A4 (en) * | 2009-03-17 | 2014-04-23 | T D E Recovery Technologies Ltd | FEEDING DEVICE AND METHOD FOR A PYROLYSIS ACTUATOR |
| US20100240135A1 (en) * | 2009-03-19 | 2010-09-23 | Seeger David M | System and method for sour gas well testing |
| CN101653688B (zh) * | 2009-06-24 | 2013-07-10 | 成都华西工业气体有限公司 | 一种混合气脱除co2、h2s的工艺流程 |
| US9776176B2 (en) | 2012-04-23 | 2017-10-03 | Repsol, S.A. | Catalyst for selective oxidation of sulphur compounds |
| CN102744077B (zh) * | 2012-07-13 | 2014-03-12 | 浙江大学 | 一种烧结金属纤维束催化剂的制备方法、催化剂及装置 |
| US9192887B2 (en) * | 2013-06-21 | 2015-11-24 | Phillips 66 Company | Process for in-situ production of low dissolved hydrogen sulfide, degassed, sulfur from claus sulfur recovery |
| CN105347311B (zh) * | 2015-11-23 | 2018-05-08 | 山东迅达化工集团有限公司 | H2s选择性氧化生成单质硫的工艺方法 |
| RU2629193C1 (ru) * | 2016-07-11 | 2017-08-25 | Акционерное общество "Специальное конструкторско-технологическое бюро "Катализатор" | Катализатор для селективного окисления сероводорода (варианты) |
| WO2018013009A1 (ru) * | 2016-07-11 | 2018-01-18 | Акционерное общество "Специальное конструкторско-технологическое бюро "Катализатор" | Катализатор для селективного окисления сероводорода (варианты) и процессы с его применением |
| NL2017178B1 (en) | 2016-07-15 | 2018-01-18 | Jacobs Nederland Bv | Selective oxidation of hydrogen sulfide |
| NL2017533B1 (en) * | 2016-09-26 | 2018-04-04 | Jacobs Nederland Bv | Improved catalyst for the selective oxidation of hydrogen sulfide |
| CN110357170B (zh) * | 2019-08-22 | 2021-05-28 | 昆明理工大学 | 一种利用黄磷尾气处理含铁橄榄石矿渣的方法 |
| CN115569649B (zh) * | 2022-11-07 | 2024-02-13 | 青岛联信催化材料有限公司 | 用于硫化氢选择氧化制硫磺的催化剂及其制备和使用方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3396205A (en) * | 1964-05-20 | 1968-08-06 | Polymer Corp | Dehydrogenation catalysts containing bismuth compounds and calcium nickel phosphate |
| US3284369A (en) * | 1965-08-12 | 1966-11-08 | Du Pont | Silica supported catalysts and method of preparation thereof |
| US4192857A (en) * | 1975-10-17 | 1980-03-11 | Societe Nationale Elf Aquitaine (Production) | Sulphur production |
| FR2340763A1 (fr) * | 1976-02-12 | 1977-09-09 | Hitachi Ltd | Procede pour traiter un gaz d'echappement renfermant des oxydes de soufre |
| US4311683A (en) * | 1976-06-28 | 1982-01-19 | Union Oil Company Of California | Process for removal of hydrogen sulfide from gas streams |
| FR2369209A1 (fr) * | 1976-11-02 | 1978-05-26 | Inst Francais Du Petrole | Procede d'oxydation du soufre et des composes du soufre |
| NL7707960A (nl) * | 1977-07-18 | 1979-01-22 | Stamicarbon | Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde. |
| NL7707961A (nl) * | 1977-07-18 | 1979-01-22 | Stamicarbon | Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde. |
| US4444742A (en) * | 1979-04-04 | 1984-04-24 | Union Oil Company Of California | Catalyst and process for oxidizing hydrogen sulfide |
| FR2481254A1 (fr) * | 1980-04-23 | 1981-10-30 | Elf Aquitaine | Procede pour l'incineration catalytique de gaz residuaires renfermant en faible concentration au moins un compose du soufre choisi parmi cos, cs2, et les mercaptans et eventuellement au moins un membre du groupe forme par h2s, so2, soufre vapeur et/ou vesiculaire |
| FR2481145A1 (fr) * | 1980-04-23 | 1981-10-30 | Rhone Poulenc Ind | Procede de fabrication de catalyseurs ou de supports de catalyseurs faconnes a base d'oxyde de titane et leurs applications a la catalyse claus |
| DE3131257C2 (de) * | 1981-08-07 | 1986-10-30 | VEG-Gasinstituut N.V., Apeldoorn | Verfahren zum Entfernen von Schwefelwasserstoff aus Gasen |
| DE3143400A1 (de) * | 1981-11-02 | 1983-06-01 | Mobil Oil Corp., 10017 New York, N.Y. | Verfahren zur verringerung des schwefelgehaltes in gasstroemen unter gewinnung von elementarem schwefel |
| FR2518424B1 (fr) * | 1981-12-17 | 1988-03-11 | Elf Aquitaine | Procede de desulfuration catalytique d'un gaz acide renfermant h2s, et eventuellement une quantite globale d'au plus 3 % en volume de cs2 et/ou cos |
| EP0086543B1 (en) * | 1982-02-17 | 1986-05-07 | Stamicarbon B.V. | Crystalline silicate catalysts with deactivated external surface, and process for its deactivation |
| DE3208695A1 (de) * | 1982-03-11 | 1983-09-22 | Basf Ag, 6700 Ludwigshafen | Verfahren zur entschwefelung von h(pfeil abwaerts)2(pfeil abwaerts)s-haltigen gasen |
| US4472527A (en) * | 1982-03-31 | 1984-09-18 | Mitsubishi Chemical Industries Ltd. | Process for preparing an oxidation catalyst composition |
| ZA848604B (en) * | 1983-11-04 | 1985-06-26 | Veg Gasinstituut Nv | Process for the production of hydrogen |
| NL8600959A (nl) * | 1986-04-16 | 1987-11-16 | Veg Gasinstituut Nv | Katalysator voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel; werkwijze voor de bereiding van de katalysator alsmede werkwijze voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel. |
| US4818470A (en) * | 1987-08-31 | 1989-04-04 | General Electric Company | Apparatus for the ultrasonic examination of shroud hold down bolts |
-
1989
- 1989-07-21 NL NL8901893A patent/NL8901893A/nl not_active Application Discontinuation
- 1989-10-31 NL NL8902690A patent/NL8902690A/nl not_active Application Discontinuation
-
1990
- 1990-07-17 ZA ZA905622A patent/ZA905622B/xx unknown
- 1990-07-19 AU AU59114/90A patent/AU628195B2/en not_active Ceased
- 1990-07-19 US US07/555,254 patent/US5286697A/en not_active Expired - Lifetime
- 1990-07-19 CA CA002021527A patent/CA2021527C/en not_active Expired - Lifetime
- 1990-07-20 DD DD342929A patent/DD300080A5/de unknown
- 1990-07-20 SG SG1996006164A patent/SG49116A1/en unknown
- 1990-07-20 DE DE69022790T patent/DE69022790T2/de not_active Expired - Fee Related
- 1990-07-20 ES ES90201968T patent/ES2080103T3/es not_active Expired - Lifetime
- 1990-07-20 HU HU904559A patent/HU213040B/hu not_active IP Right Cessation
- 1990-07-20 BR BR909003526A patent/BR9003526A/pt not_active IP Right Cessation
- 1990-07-20 PT PT94783A patent/PT94783B/pt not_active IP Right Cessation
- 1990-07-20 SK SK3630-90A patent/SK363090A3/sk unknown
- 1990-07-20 EP EP90201968A patent/EP0409353B1/en not_active Expired - Lifetime
- 1990-07-20 NO NO903255A patent/NO302020B1/no not_active IP Right Cessation
- 1990-07-20 DK DK90201968.6T patent/DK0409353T3/da active
- 1990-07-20 RU SU4830581/04A patent/RU2070089C1/ru active
- 1990-07-20 AT AT90201968T patent/ATE128643T1/de not_active IP Right Cessation
- 1990-07-20 CZ CS903630A patent/CZ285068B6/cs not_active IP Right Cessation
- 1990-07-20 FI FI903673A patent/FI102250B1/fi not_active IP Right Cessation
- 1990-07-20 PL PL90286150A patent/PL166060B1/pl unknown
- 1990-07-20 MX MX2167490A patent/MX171189B/es unknown
- 1990-07-21 JP JP2193783A patent/JP3037976B2/ja not_active Expired - Fee Related
- 1990-07-21 KR KR1019900011175A patent/KR910002508A/ko not_active Application Discontinuation
- 1990-07-21 CN CN90107074A patent/CN1032802C/zh not_active Expired - Lifetime
-
1993
- 1993-02-26 US US08/023,607 patent/US5352422A/en not_active Expired - Lifetime
-
1995
- 1995-10-05 GR GR950402386T patent/GR3017655T3/el unknown
-
1996
- 1996-02-06 CN CN96100479A patent/CN1062832C/zh not_active Expired - Lifetime
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