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BR8203230A - Processo para producao de hidrogenio e de enxofre elementar por oxidacao-reducao fotoquimica de sulfeto de hidrogenio e sulfetos de metais por uma radiacao eletromagnetica e processo para preparacao de um catalisador usado no mesmo - Google Patents

Processo para producao de hidrogenio e de enxofre elementar por oxidacao-reducao fotoquimica de sulfeto de hidrogenio e sulfetos de metais por uma radiacao eletromagnetica e processo para preparacao de um catalisador usado no mesmo

Info

Publication number
BR8203230A
BR8203230A BR8203230A BR8203230A BR8203230A BR 8203230 A BR8203230 A BR 8203230A BR 8203230 A BR8203230 A BR 8203230A BR 8203230 A BR8203230 A BR 8203230A BR 8203230 A BR8203230 A BR 8203230A
Authority
BR
Brazil
Prior art keywords
hydrogen
sulfets
sulfur
preparation
production
Prior art date
Application number
BR8203230A
Other languages
English (en)
Inventor
Michael Graetzel
Kuppuswamy Kalyanasundaram
Ezio Pelizzetti
Enrico Borgarello
Original Assignee
Michael Graetzel
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Michael Graetzel filed Critical Michael Graetzel
Publication of BR8203230A publication Critical patent/BR8203230A/pt

Links

Classifications

    • 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
    • C01B17/06—Preparation of sulfur; Purification from non-gaseous sulfides or materials containing such sulfides, e.g. ores
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/462—Ruthenium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/04—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of inorganic compounds, e.g. ammonia
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
BR8203230A 1981-06-03 1982-06-02 Processo para producao de hidrogenio e de enxofre elementar por oxidacao-reducao fotoquimica de sulfeto de hidrogenio e sulfetos de metais por uma radiacao eletromagnetica e processo para preparacao de um catalisador usado no mesmo BR8203230A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH363681 1981-06-03

Publications (1)

Publication Number Publication Date
BR8203230A true BR8203230A (pt) 1983-05-17

Family

ID=4260240

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8203230A BR8203230A (pt) 1981-06-03 1982-06-02 Processo para producao de hidrogenio e de enxofre elementar por oxidacao-reducao fotoquimica de sulfeto de hidrogenio e sulfetos de metais por uma radiacao eletromagnetica e processo para preparacao de um catalisador usado no mesmo

Country Status (5)

Country Link
US (1) US4405424A (pt)
EP (1) EP0066540B1 (pt)
JP (1) JPS57205302A (pt)
BR (1) BR8203230A (pt)
DE (1) DE3261445D1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4610766A (en) * 1985-06-11 1986-09-09 Phillips Petroleum Company Photochemical production of hydrogen from hydrogen sulfide
US4602988A (en) * 1985-06-11 1986-07-29 Phillips Petroleum Company Photochemical production of hydrogen from hydrogen sulfide
JPH0295440A (ja) * 1988-10-01 1990-04-06 Power Reactor & Nuclear Fuel Dev Corp 放射線触媒及びそれを用いた酸化還元方法と装置
DE4332790A1 (de) * 1993-09-27 1995-03-30 Abb Research Ltd Verfahren zur Herstellung von Methanol
US7220391B1 (en) * 1999-03-25 2007-05-22 University Of Central Florida Research Foundation, Inc. UV photochemical option for closed cycle decomposition of hydrogen sulfide
JP5106721B2 (ja) * 2001-04-11 2012-12-26 独立行政法人科学技術振興機構 光触媒の製造方法及びその光触媒を用いた硫化水素の処理方法
US20060196776A1 (en) * 2005-03-04 2006-09-07 World Hydrogen, Inc. Apparatus and method for producing sulfur from hydrogen sulfide
US20060196777A1 (en) * 2005-03-04 2006-09-07 World Hydrogen, Inc. Apparatus and method for producing hydrogen from hydrogen sulfide
US7820022B2 (en) * 2005-11-28 2010-10-26 General Electric Company Photoelectrochemical cell and method of manufacture
RU2701433C1 (ru) * 2019-04-03 2019-09-27 Общество с ограниченной ответственностью "Научно-Исследовательский Институт Экологии Нефтегазовой Промышленности" Способ разложения сероводорода на водород и серу
US12459816B2 (en) 2022-08-17 2025-11-04 Saudi Arabian Oil Company Hydrogen sulfide dissociation using reactive sulfur species

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5111032B2 (pt) * 1973-10-29 1976-04-08
US3933608A (en) * 1974-08-27 1976-01-20 The United States Of America As Represented By The Secretary Of The Interior Method for the decomposition of hydrogen sulfide
US4094751A (en) * 1976-09-30 1978-06-13 Allied Chemical Corporation Photochemical diodes
FR2432475A1 (fr) * 1978-08-04 1980-02-29 Anvar Procede de preparation d'hydrogene par irradiation de solutions aqueuses

Also Published As

Publication number Publication date
EP0066540B1 (fr) 1984-12-05
EP0066540A1 (fr) 1982-12-08
JPS57205302A (en) 1982-12-16
DE3261445D1 (en) 1985-01-17
US4405424A (en) 1983-09-20

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