ES2104997T3 - Absorcion de sulfuro de hidrogeno y composicion absorbente para dicho fin. - Google Patents
Absorcion de sulfuro de hidrogeno y composicion absorbente para dicho fin.Info
- Publication number
- ES2104997T3 ES2104997T3 ES93106803T ES93106803T ES2104997T3 ES 2104997 T3 ES2104997 T3 ES 2104997T3 ES 93106803 T ES93106803 T ES 93106803T ES 93106803 T ES93106803 T ES 93106803T ES 2104997 T3 ES2104997 T3 ES 2104997T3
- Authority
- ES
- Spain
- Prior art keywords
- hydrogen sulfide
- absorbent composition
- absorption
- amalgamator
- 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
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title abstract 2
- 230000002745 absorbent Effects 0.000 title abstract 2
- 239000002250 absorbent Substances 0.000 title abstract 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title abstract 2
- 238000010521 absorption reaction Methods 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
Classifications
-
- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
-
- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—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
- 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
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/104—Alumina
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/30—Physical properties of adsorbents
- B01D2253/302—Dimensions
- B01D2253/304—Linear dimensions, e.g. particle shape, diameter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/30—Physical properties of adsorbents
- B01D2253/302—Dimensions
- B01D2253/311—Porosity, e.g. pore volume
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/304—Hydrogen sulfide
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
EL SULFURO DE HIDROGENO SE SEPARA DE UN GAS MEDIANTE SU PUESTA EN CONTACTO CON UNA COMPOSICION ABSORBENTE QUE CONSTA ESENCIALMENTE DE OXIDO MEZCLADO DE HIERRO, ZINC Y NIQUEL Y UN AMALGAMADOR INORGANICO.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/874,908 US5244641A (en) | 1992-04-28 | 1992-04-28 | Absorption of hydrogen sulfide and absorbent composition therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2104997T3 true ES2104997T3 (es) | 1997-10-16 |
Family
ID=25364841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES93106803T Expired - Lifetime ES2104997T3 (es) | 1992-04-28 | 1993-04-27 | Absorcion de sulfuro de hidrogeno y composicion absorbente para dicho fin. |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US5244641A (es) |
| EP (1) | EP0568003B1 (es) |
| JP (1) | JP3009309B2 (es) |
| AU (1) | AU648955B2 (es) |
| CA (1) | CA2088743C (es) |
| DE (1) | DE69312559T2 (es) |
| ES (1) | ES2104997T3 (es) |
| MX (1) | MX9302386A (es) |
| NO (1) | NO300160B1 (es) |
| SG (1) | SG59961A1 (es) |
| ZA (1) | ZA932765B (es) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5858912A (en) * | 1997-04-02 | 1999-01-12 | The Sulfatreat Company | Non-aqueous liquids for moistening an oxide-bearing carrier in sulfur sweetening |
| US5494879A (en) * | 1993-02-26 | 1996-02-27 | Regents, University Of California | Catalyst for the reduction of sulfur dioxide to elemental sulfur |
| US5494880A (en) * | 1994-03-23 | 1996-02-27 | The United States Of America As Represented By The United States Department Of Energy | Durable zinc oxide-containing sorbents for coal gas desulfurization |
| US5674463A (en) * | 1994-08-25 | 1997-10-07 | The Boc Group, Inc. | Process for the purification of carbon dioxide |
| US5891415A (en) * | 1995-05-17 | 1999-04-06 | Azerbaidzhanskaya Gosudarstvennaya Neftianaya Academiya | Process for selective oxidation of hydrogen sulfide to elemental sulfur |
| US5603913A (en) * | 1995-05-17 | 1997-02-18 | Azerbaidzhanskaya Gosudarstvennaya Neftianaya Academiya | Catalysts and process for selective oxidation of hydrogen sulfide to elemental sulfur |
| US5710089A (en) * | 1995-06-07 | 1998-01-20 | Phillips Petroleum Company | Sorbent compositions |
| US5710083A (en) * | 1996-08-14 | 1998-01-20 | Phillips Petroleum Company | Process to rejuvenate spent zinc oxide sorbents |
| US5792438A (en) * | 1996-08-20 | 1998-08-11 | The Sulfatreat Company | Process and composition for increasing the reactivity of sulfur scavenging iron oxides |
| US5882614A (en) * | 1998-01-23 | 1999-03-16 | Exxon Research And Engineering Company | Very low sulfur gas feeds for sulfur sensitive syngas and hydrocarbon synthesis processes |
| RU2140318C1 (ru) * | 1998-07-14 | 1999-10-27 | Институт нефтехимии и катализа АН Республики Башкортостан | Способ удаления сероводорода из газовых смесей |
| US6887445B2 (en) * | 1998-08-04 | 2005-05-03 | M-I L.L.C. | Process for sulfur scavenging |
| JP4197073B2 (ja) * | 1999-08-27 | 2008-12-17 | 株式会社コスモ総合研究所 | 深度脱硫触媒、その製造方法及びそれを用いた脱硫方法 |
| US6271173B1 (en) * | 1999-11-01 | 2001-08-07 | Phillips Petroleum Company | Process for producing a desulfurization sorbent |
| US6491884B1 (en) * | 1999-11-26 | 2002-12-10 | Advanced Technology Materials, Inc. | In-situ air oxidation treatment of MOCVD process effluent |
| US6683024B1 (en) * | 2000-03-15 | 2004-01-27 | Conocophillips Company | Desulfurization and novel sorbents for same |
| US6346190B1 (en) | 2000-03-21 | 2002-02-12 | Phillips Petroleum Company | Desulfurization and novel sorbents for same |
| JP4533515B2 (ja) * | 2000-08-16 | 2010-09-01 | 三菱重工業株式会社 | 合成ガスの製造方法 |
| US6428761B1 (en) * | 2000-09-29 | 2002-08-06 | Engelhard Corporation | Process for reduction of gaseous sulfur compounds |
| CA2431314C (en) | 2000-12-11 | 2010-04-20 | United States Filter Corporation | Activated carbon for odor control and method for making same |
| US7297655B2 (en) * | 2001-06-21 | 2007-11-20 | Shell Oil Company | Catalyst and its use in desulphurisation |
| US6494153B1 (en) * | 2001-07-31 | 2002-12-17 | General Electric Co. | Unmixed combustion of coal with sulfur recycle |
| US6544410B1 (en) | 2001-12-19 | 2003-04-08 | Phillips Petroleum Company | Desulfurization with improved sorbent regeneration |
| US6649555B2 (en) | 2001-12-19 | 2003-11-18 | Conocophillips Company | Reactivation of deactivated sorbents |
| US6635795B2 (en) | 2001-12-19 | 2003-10-21 | Conocophillips Company | Desulfurization with improved sorbent regeneration |
| ATE359119T1 (de) * | 2002-09-23 | 2007-05-15 | Shell Int Research | Katalysatorteilchen und ihre verwendung bei der entschwefelung |
| KR20120065439A (ko) * | 2002-10-17 | 2012-06-20 | 엔테그리스, 아이엔씨. | 이산화탄소의 정화 방법 |
| US7101417B2 (en) * | 2002-12-05 | 2006-09-05 | Usfilter Corporation | Activated carbon for odor control and method for making same |
| SE0301071D0 (sv) * | 2003-04-11 | 2003-04-11 | Hoeganaes Ab | Gas purification |
| US7815789B2 (en) * | 2003-06-23 | 2010-10-19 | Shell Oil Company | Process to prepare a lubricating base oil |
| CA2433277C (en) * | 2003-06-25 | 2008-02-26 | Clean-Flo Gas Filtration Systems (1987) Ltd. | Gas purification medium for removing sulfides from gaseous streams |
| CN100358979C (zh) * | 2003-06-27 | 2008-01-02 | 国际壳牌研究有限公司 | 制备润滑基础油的方法 |
| US7351328B2 (en) * | 2003-07-23 | 2008-04-01 | China Petroleum & Chemical Corporation | Desulfurization and novel process for same |
| US7732372B2 (en) * | 2003-11-26 | 2010-06-08 | Cabot Corporation | Particulate absorbent materials |
| WO2006067176A1 (en) * | 2004-12-23 | 2006-06-29 | Shell Internationale Research Maatschappij B.V. | Process to prepare a lubricating base oil |
| JP2008168228A (ja) * | 2007-01-12 | 2008-07-24 | Okayama Univ | 未燃カーボンを用いてディーゼルエンジン排ガス中の窒素酸化物を浄化するための触媒と方法 |
| US7682424B2 (en) * | 2008-01-31 | 2010-03-23 | Conocophillips Company | Contaminant removal from a gas stream |
| US7951740B2 (en) * | 2008-09-11 | 2011-05-31 | China Petroleum & Chemical Corporation | Method of inhibiting in situ silicate formation in desulfurization sorbents |
| US7935324B2 (en) * | 2008-12-04 | 2011-05-03 | Uop Llc | Integrated warm gas desulfurization and gas shift for cleanup of gaseous streams |
| US7811474B2 (en) * | 2008-12-04 | 2010-10-12 | Uop Llc | Simultaneous warm gas desulfurization and CO-shift for improved syngas cleanup |
| US8017545B2 (en) * | 2008-12-04 | 2011-09-13 | Uop Llc | Dynamic composition for the removal of sulfur from a gaseous stream |
| US7759282B2 (en) * | 2008-12-04 | 2010-07-20 | Uop Llc | Catalyst for removal of sulfer from a gaseous stream |
| US8940660B2 (en) * | 2008-12-04 | 2015-01-27 | Uop Llc | Simultaneous warm gas desulfurization and complete CO-shift for improved syngas cleanup |
| US8404031B1 (en) * | 2009-10-06 | 2013-03-26 | Michael Callaway | Material and method for the sorption of hydrogen sulfide |
| JP5547994B2 (ja) * | 2010-03-08 | 2014-07-16 | 大阪瓦斯株式会社 | 脱硫方法および脱硫装置および燃料電池発電システム |
| KR20180059563A (ko) * | 2010-09-13 | 2018-06-04 | 루머스 테크놀로지 인코포레이티드 | 합성 가스 컨디셔닝을 수반하는 저온 내황성 타르 및 황 제거 |
| US8759252B1 (en) | 2010-10-06 | 2014-06-24 | Michael D. and Anita Kaye | Material and method for the sorption of hydrogen sulfide |
| CA2754329C (en) | 2010-10-07 | 2015-11-10 | Ovintiv Canada Ulc | Treatment of water for use in hydraulic fracture stimulation |
| US9353026B2 (en) | 2013-07-19 | 2016-05-31 | Baker Hughes Incorporated | Oil soluble hydrogen sulfide scavenger |
| WO2017065749A1 (en) | 2015-10-13 | 2017-04-20 | Michael Tsapatsis | Adsorbent material for removal of hydrogen sulfide |
| CN105396454A (zh) * | 2015-10-13 | 2016-03-16 | 中国石油化工股份有限公司 | 硫化氢吸收剂的制备方法 |
| KR102001144B1 (ko) * | 2016-03-04 | 2019-07-17 | 주식회사 엘지화학 | 페라이트계 촉매 복합체, 제조방법 및 부타디엔의 제조방법 |
| WO2020033500A1 (en) * | 2018-08-09 | 2020-02-13 | Ohio State Innovation Foundation | Systems, methods and materials for hydrogen sulfide conversion |
| US11453626B2 (en) | 2019-04-09 | 2022-09-27 | Ohio State Innovation Foundation | Alkene generation using metal sulfide particles |
| US20230113433A1 (en) * | 2021-10-08 | 2023-04-13 | Freshair Sensor Llc | Hydrogen sulfide adsorption process and apparatus |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2551905A (en) * | 1946-04-29 | 1951-05-08 | Phillips Petroleum Co | Desulfurization of gases |
| US2747968A (en) * | 1951-05-07 | 1956-05-29 | Pigache Pierre Gustave Adolphe | Dry process for the recovery of sulfur from gases |
| DE1224282B (de) * | 1964-08-18 | 1966-09-08 | Chem Fab Hoesch K G | Verfahren zur Herstellung von hochaktiven Anlagerungsprodukten von Zinkoxyd an Siliciumdioxyd |
| FR2295782A1 (fr) * | 1974-12-27 | 1976-07-23 | Inst Francais Du Petrole | Procede d'epuration d'un gaz contenant du sulfure d'hydrogene et masses de contact utilisables a cet effet |
| FR2295784A1 (fr) * | 1974-12-27 | 1976-07-23 | Inst Francais Du Petrole | Procede d'epuration d'un gaz contenant des composes du soufre |
| JPS5561926A (en) * | 1978-11-02 | 1980-05-10 | Shin Meiwa Ind Co Ltd | Removal of malodor |
| AU4392385A (en) * | 1984-06-22 | 1986-01-02 | Mizusawa Industrial Chemicals, Ltd. | Preparation of synthetic fraipontite |
| US4680806A (en) * | 1984-12-04 | 1987-07-14 | Koenig & Bauer Aktiengesellschaft | Edge location measuring head |
| US4729889A (en) * | 1985-03-29 | 1988-03-08 | California Institute Of Technology | High temperature regenerative H2 S sorbents |
| US4769045A (en) * | 1986-04-10 | 1988-09-06 | The United States Department Of Energy | Method for the desulfurization of hot product gases from coal gasifier |
| US4690806A (en) * | 1986-05-01 | 1987-09-01 | Exxon Research And Engineering Company | Removal of sulfur from process streams |
| US4732888A (en) * | 1986-05-15 | 1988-03-22 | Amax Inc. | Durable zinc ferrite sorbent pellets for hot coal gas desulfurization |
| JPS63134028A (ja) * | 1986-11-26 | 1988-06-06 | Mitsubishi Heavy Ind Ltd | 乾式脱硫方法 |
| US4857285A (en) * | 1987-06-04 | 1989-08-15 | General Electric Environmental Services, Inc. | Method and system for removal of sulfur compounds from gases and for regenerating spent sorbents |
| US4895824A (en) * | 1987-09-08 | 1990-01-23 | W. R. Grace & Co.-Conn. | Add-on hydrogen sulfide trap |
| US4916105A (en) * | 1989-02-07 | 1990-04-10 | W. R. Grace & Co.-Conn. | Catalyst and metal ferrites for reduction of hydrogen sulfide emissions from automobile exhaust |
| US5094996A (en) * | 1989-06-07 | 1992-03-10 | Phillips Petroleum Company | Nickel-promoted absorbing compositions for selective removal of hydrogen sulfide |
| US4990318A (en) * | 1989-06-07 | 1991-02-05 | Phillips Petroleum Company | Selective removal of hydrogen sulfide over a nickel-promoted absorbing composition |
| CA2014560C (en) * | 1989-06-07 | 1999-02-16 | Dennis R. Kidd | Selective removal of hydrogen sulfide over a zinc oxide and silica absorbing composition |
| US5045522A (en) * | 1990-03-27 | 1991-09-03 | Phillips Petroleum Company | Absorption composition comprising zinc titanate for removal of hydrogen sulfide from fluid streams |
| US5077261A (en) * | 1990-06-25 | 1991-12-31 | Phillips Petroleum Company | Sulfur absorbants |
-
1992
- 1992-04-28 US US07/874,908 patent/US5244641A/en not_active Expired - Lifetime
-
1993
- 1993-02-03 CA CA002088743A patent/CA2088743C/en not_active Expired - Fee Related
- 1993-04-07 AU AU36811/93A patent/AU648955B2/en not_active Ceased
- 1993-04-20 ZA ZA932765A patent/ZA932765B/xx unknown
- 1993-04-23 JP JP5097785A patent/JP3009309B2/ja not_active Expired - Fee Related
- 1993-04-23 MX MX9302386A patent/MX9302386A/es unknown
- 1993-04-27 EP EP93106803A patent/EP0568003B1/en not_active Expired - Lifetime
- 1993-04-27 ES ES93106803T patent/ES2104997T3/es not_active Expired - Lifetime
- 1993-04-27 DE DE69312559T patent/DE69312559T2/de not_active Expired - Fee Related
- 1993-04-27 SG SG1996005868A patent/SG59961A1/en unknown
- 1993-04-27 NO NO931538A patent/NO300160B1/no unknown
- 1993-05-07 US US08/058,586 patent/US5306685A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US5306685A (en) | 1994-04-26 |
| ZA932765B (en) | 1993-11-16 |
| NO931538D0 (no) | 1993-04-27 |
| AU648955B2 (en) | 1994-05-05 |
| CA2088743A1 (en) | 1993-10-29 |
| US5244641A (en) | 1993-09-14 |
| JPH06279774A (ja) | 1994-10-04 |
| EP0568003A2 (en) | 1993-11-03 |
| SG59961A1 (en) | 1999-02-22 |
| JP3009309B2 (ja) | 2000-02-14 |
| AU3681193A (en) | 1993-11-11 |
| CA2088743C (en) | 2000-01-18 |
| EP0568003A3 (en) | 1993-12-29 |
| EP0568003B1 (en) | 1997-07-30 |
| DE69312559D1 (de) | 1997-09-04 |
| NO931538L (no) | 1993-10-29 |
| NO300160B1 (no) | 1997-04-21 |
| MX9302386A (es) | 1993-10-01 |
| DE69312559T2 (de) | 1997-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2104997T3 (es) | Absorcion de sulfuro de hidrogeno y composicion absorbente para dicho fin. | |
| ES8608328A1 (es) | Procedimiento para eliminar sulfuro de hidrogeno a partir degases | |
| MX168574B (es) | Composicion solida y metodo para la conversion oxidativa | |
| FI861797L (fi) | Fast braensle och dess foerbraenningsprocess. | |
| AR030329A2 (es) | Envase con una cavidad interior adecuado para contener un material sensible al oxigeno que tiene una composicion depuradora de oxigeno solido | |
| ES2079635T3 (es) | Procedimiento para la fabricacion de cemento clinker. | |
| JPS57142907A (en) | Bacterium-originated insecticide and its preparation | |
| ES2059886T3 (es) | Eliminacion selectiva de sulfuro de hidrogeno a traves de una composicion absorbente con oxido de zinc y diatomica. | |
| ES2102804T3 (es) | Celula electroquimica de metal alcalino y procedimiento para su fabricacion. | |
| MX168339B (es) | Conversion del metano | |
| JPS51119419A (en) | Valve guide material | |
| BR0102187A (pt) | Luva de centragem | |
| ES2091633T5 (es) | Material para contactos electricos a base de plata-oxido de estaño o de plata-oxido zinc y procedimiento para su fabricacion. | |
| PT995146E (pt) | Dispositivo electrocromico | |
| ES516494A0 (es) | "metodo de limpiar una mezcla de gas obtenida de la reduccion de material que contiene oxido de zinc en un horno". | |
| JPS5210904A (en) | Plunger | |
| ES8506808A1 (es) | Perfeccionamientos en la fabricacion de obturadores porosos para la introduccion de gases en recipientes para metal fundido | |
| JPS5233369A (en) | Resource retrieving device from urban waste and the like | |
| JPS5218482A (en) | Blue luminescent composition | |
| SU564356A1 (ru) | Антифрикционный спеченный материал на основе железа | |
| JPS53110250A (en) | Method of conditioning organic sludge | |
| JPS5339304A (en) | Oil composition for tupping | |
| JPS5249204A (en) | Hardening oil composition | |
| JPS5231923A (en) | Contact chip | |
| JPS5358479A (en) | Deodorizing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
Ref document number: 568003 Country of ref document: ES |