IT9022570A0 - PROCEDURE AND INSTALLATION FOR THE ELIMINATION OF ARSENIC AND OTHER METALS IN RESIDUAL WATERS FROM INDUSTRIAL PLANTS WITH HYDROGEN AT PRESSURE. - Google Patents

PROCEDURE AND INSTALLATION FOR THE ELIMINATION OF ARSENIC AND OTHER METALS IN RESIDUAL WATERS FROM INDUSTRIAL PLANTS WITH HYDROGEN AT PRESSURE.

Info

Publication number
IT9022570A0
IT9022570A0 IT9022570A IT2257090A IT9022570A0 IT 9022570 A0 IT9022570 A0 IT 9022570A0 IT 9022570 A IT9022570 A IT 9022570A IT 2257090 A IT2257090 A IT 2257090A IT 9022570 A0 IT9022570 A0 IT 9022570A0
Authority
IT
Italy
Prior art keywords
arsenic
elimination
metals
hydrogen
procedure
Prior art date
Application number
IT9022570A
Other languages
Italian (it)
Other versions
IT1270984B (en
IT9022570A1 (en
Inventor
Gomez Rafael Salcedo
Enriquez Jose Igna Zubizarreta
Hernansaez Jose Lui Lopez-Nino
Diaz Rufino Valverde
Original Assignee
Fesa Fertilizantes 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 Fertilizantes Espanoles filed Critical Fesa Fertilizantes Espanoles
Publication of IT9022570A0 publication Critical patent/IT9022570A0/en
Publication of IT9022570A1 publication Critical patent/IT9022570A1/en
Application granted granted Critical
Publication of IT1270984B publication Critical patent/IT1270984B/en

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Hydroponics (AREA)
  • Cultivation Of Plants (AREA)
IT02257090A 1989-12-29 1990-12-28 PROCEDURE AND INSTALLATION FOR THE ELIMINATION WITH ARSENIC PRESSURE SULPHIDRIC AND OTHER METALS IN RESIDUAL WATER COMING FROM INDUSTRIAL PLANTS. IT1270984B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES8904415A ES2019009A6 (en) 1989-12-29 1989-12-29 Removing arsenic and other metals from waste water - by treating with hydrogen sulphide and removing pptd. sulphide(s)

Publications (3)

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

Family

ID=8265254

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02257090A IT1270984B (en) 1989-12-29 1990-12-28 PROCEDURE AND INSTALLATION FOR THE ELIMINATION WITH ARSENIC PRESSURE SULPHIDRIC AND OTHER METALS IN RESIDUAL WATER COMING FROM INDUSTRIAL PLANTS.

Country Status (5)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2033579B1 (en) * 1991-06-21 1994-02-16 Espanoles Fertilizantes PROCEDURE AND INSTALLATION FOR THE ELIMINATION OF ARSENIUM AND OTHER METALS IN WASTE WATER BY ALKALINE PRECIPITATION USING REDUCING AGENTS.
DE102006060485A1 (en) * 2006-12-19 2008-06-26 Brandenburgische Technische Universität Cottbus Arsenic removal method from polluted water, particularly reduced arsenic contaminated groundwater, involves filtering of polluted water in two stage anaerobic method
CL2008002358A1 (en) * 2008-08-11 2009-02-27 Xpert Ingenieria Y Produccion S A Process for removal and stabilization of arsenic and heavy metals from residual acids with high arsenic content, which involves contacting the effluent to be treated with hydrogen sulfide and precipitating insoluble arsenic sulphides at ph less than 2; and system for the removal and stabilization of arsenic from acidic industrial effluents, mainly liquids from the washing of non-ferrous metal smelting gases.
CN101538094B (en) * 2009-04-10 2010-12-08 天津大学 Method for processing waste liquid of regenerated arsenic removal ionic sieve

Also Published As

Publication number Publication date
FR2656602A1 (en) 1991-07-05
IT1270984B (en) 1997-05-26
ES2019009A6 (en) 1991-05-16
DE4042210A1 (en) 1991-07-04
PT96370A (en) 1991-12-31
IT9022570A1 (en) 1991-06-30

Similar Documents

Publication Publication Date Title
TW340811B (en) Apparatus for processing a corrosive molten or semimolten metallic material and apparatus for processing the same into a thixotropic state
ZA943756B (en) Gas turbine-air separation plant combination
ZA928344B (en) Corrosion and/or scale inhibition.
EP0238731A3 (en) System for removing toxic organics and metals from manufacturing wastewater
HU9402457D0 (en) Alkai metal 8,9-dehydroestrone-sulfate-esters
EP0638823A3 (en) Ultrasonic stand-off gauge.
EP0658632A4 (en) Steel of high corrosion resistance and steel of high corrosion resistance and workability.
DE59402231D1 (en) METAL GASKET
IT9022570A0 (en) PROCEDURE AND INSTALLATION FOR THE ELIMINATION OF ARSENIC AND OTHER METALS IN RESIDUAL WATERS FROM INDUSTRIAL PLANTS WITH HYDROGEN AT PRESSURE.
GR3026411T3 (en) Improvements in processes for the alkaline biodegradation of organic impurities.
GB8913139D0 (en) The df1 waste oil processing plant
EP0625591A3 (en) Electrolyzer.
CA2112309A1 (en) Packing element
GB9203927D0 (en) Corrosion resistant pipe
EP0459510A3 (en) Metal gasket
EP0650016A3 (en) Mechanical wiper for waste gas incinerator.
IT1272321B (en) "PROCESS AND FUME DESULPHATION PLANT"
EP0613941A3 (en) Fluorosilicone lubricant compositions.
SG43760A1 (en) Single-shaft four-point punch press
GB2293000B (en) Device for recovering excess gas in a plant for the treatment of oil and gas
GB9311290D0 (en) Septic tank
ZA929377B (en) Metallically sealing ball-cock.
ITTN930004V0 (en) BREAKING MACHINES - ADOPTION OF ELEMENTS TO COMPLY WITH THE ACCIDENT PREVENTION LAW (Presidential Decree 27.4.1955 N. 547 ART. 115 - 117)
GB9023065D0 (en) Metal working fluid
GB9020862D0 (en) Marine sewage plant

Legal Events

Date Code Title Description
0001 Granted