IT1270984B - Procedimento ed installazione per l'eliminazione con solfidrico a pressione di arsenico e altri metalli in acque residue provenienti da impianti imdustriali. - Google Patents

Procedimento ed installazione per l'eliminazione con solfidrico a pressione di arsenico e altri metalli in acque residue provenienti da impianti imdustriali.

Info

Publication number
IT1270984B
IT1270984B IT02257090A IT2257090A IT1270984B IT 1270984 B IT1270984 B IT 1270984B IT 02257090 A IT02257090 A IT 02257090A IT 2257090 A IT2257090 A IT 2257090A IT 1270984 B IT1270984 B IT 1270984B
Authority
IT
Italy
Prior art keywords
sulphidric
elimination
metals
procedure
installation
Prior art date
Application number
IT02257090A
Other languages
English (en)
Italian (it)
Other versions
IT9022570A1 (it
IT9022570A0 (it
Inventor
Gomez Rafael Salcedo
Enriquez Jose Igna Zubizarreta
Hernansaez Jose Lui Lopez-Nino
Diaz Rufino Valverde
Original Assignee
Fesa Fertilizzantes Espanoles
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 Fesa Fertilizzantes Espanoles filed Critical Fesa Fertilizzantes Espanoles
Publication of IT9022570A0 publication Critical patent/IT9022570A0/it
Publication of IT9022570A1 publication Critical patent/IT9022570A1/it
Application granted granted Critical
Publication of IT1270984B publication Critical patent/IT1270984B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/103—Arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/44—Time
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/06—Pressure conditions
    • C02F2301/066—Overpressure, high pressure
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Cultivation Of Plants (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Hydroponics (AREA)
IT02257090A 1989-12-29 1990-12-28 Procedimento ed installazione per l'eliminazione con solfidrico a pressione di arsenico e altri metalli in acque residue provenienti da impianti imdustriali. IT1270984B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES8904415A ES2019009A6 (es) 1989-12-29 1989-12-29 Procedimiento e instalacion para la eliminacion con sulfhidrico a presion, de arsenico y otros metales en aguas residuales procedentes de plantas industriales.

Publications (3)

Publication Number Publication Date
IT9022570A0 IT9022570A0 (it) 1990-12-28
IT9022570A1 IT9022570A1 (it) 1991-06-30
IT1270984B true IT1270984B (it) 1997-05-26

Family

ID=8265254

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02257090A IT1270984B (it) 1989-12-29 1990-12-28 Procedimento ed installazione per l'eliminazione con solfidrico a pressione di arsenico e altri metalli in acque residue provenienti da impianti imdustriali.

Country Status (5)

Country Link
DE (1) DE4042210A1 (enFirst)
ES (1) ES2019009A6 (enFirst)
FR (1) FR2656602A1 (enFirst)
IT (1) IT1270984B (enFirst)
PT (1) PT96370A (enFirst)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2033579B1 (es) * 1991-06-21 1994-02-16 Espanoles Fertilizantes Procedimiento e instalacion para la eliminacion del arsenio y otros metales en aguas residuales por precipitacion alcalina utilizando agentes reductores.
DE102006060485A1 (de) * 2006-12-19 2008-06-26 Brandenburgische Technische Universität Cottbus Verfahren zur Entarsenierung von belastetem Wasser, insbesondere von mit reduziertem As(III) belasteten Grundwasser
CL2008002358A1 (es) * 2008-08-11 2009-02-27 Xpert Ingenieria Y Produccion S A Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos.
CN101538094B (zh) * 2009-04-10 2010-12-08 天津大学 脱砷离子筛再生废液的处理方法
CN119707066B (zh) * 2024-12-10 2025-11-28 中南大学 一种高砷废液的气液硫化除砷方法及反应系统

Also Published As

Publication number Publication date
IT9022570A1 (it) 1991-06-30
PT96370A (pt) 1991-12-31
FR2656602A1 (enFirst) 1991-07-05
IT9022570A0 (it) 1990-12-28
DE4042210A1 (de) 1991-07-04
ES2019009A6 (es) 1991-05-16

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Legal Events

Date Code Title Description
0001 Granted