[go: up one dir, main page]

PE20180804A1 - Procedimiento de tratamiento de efluente mejorado para la retirada de sulfato - Google Patents

Procedimiento de tratamiento de efluente mejorado para la retirada de sulfato

Info

Publication number
PE20180804A1
PE20180804A1 PE2018000113A PE2018000113A PE20180804A1 PE 20180804 A1 PE20180804 A1 PE 20180804A1 PE 2018000113 A PE2018000113 A PE 2018000113A PE 2018000113 A PE2018000113 A PE 2018000113A PE 20180804 A1 PE20180804 A1 PE 20180804A1
Authority
PE
Peru
Prior art keywords
treatment procedure
effluent treatment
sulphate removal
improved effluent
gypsum
Prior art date
Application number
PE2018000113A
Other languages
English (en)
Inventor
Martha Hendriette Kotze
Original Assignee
Mintek
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 Mintek filed Critical Mintek
Publication of PE20180804A1 publication Critical patent/PE20180804A1/es

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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F2001/5218—Crystallization
    • 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
    • C02F2101/101—Sulfur 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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/203—Iron or iron compound
    • 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
    • C02F2101/206—Manganese or manganese compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
    • 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
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • 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
    • C02F2303/18—Removal of treatment agents after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Se refiere a un metodo y tratamiento de aguas residuales acidas en los que se precipitan hidroxidos de metales pesados y yeso en una sola operacion y en los que se separan trihidroxido de aluminio amorfo y yeso en una sola unidad de separacion de solido- solido
PE2018000113A 2015-07-22 2016-07-22 Procedimiento de tratamiento de efluente mejorado para la retirada de sulfato PE20180804A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA201505275 2015-07-22

Publications (1)

Publication Number Publication Date
PE20180804A1 true PE20180804A1 (es) 2018-05-09

Family

ID=57835302

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2018000113A PE20180804A1 (es) 2015-07-22 2016-07-22 Procedimiento de tratamiento de efluente mejorado para la retirada de sulfato

Country Status (11)

Country Link
US (1) US10676381B2 (es)
EP (1) EP3325414B1 (es)
AU (1) AU2016297288B2 (es)
BR (1) BR112018001300B1 (es)
CA (1) CA2993284C (es)
CL (1) CL2018000172A1 (es)
CY (1) CY1122103T1 (es)
MX (1) MX2018000859A (es)
PE (1) PE20180804A1 (es)
WO (1) WO2017015678A2 (es)
ZA (1) ZA201800325B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2020013587A (es) 2018-06-13 2021-02-26 The Water Company Llc Eliminacion controlada de iones de un fluido acuoso.
CN108793498A (zh) * 2018-06-28 2018-11-13 上海电力学院 一种硫酸根去除沉淀剂循环利用方法
CN109485176A (zh) * 2018-11-30 2019-03-19 北京圣盟科技有限公司 一种石墨烯生产废水的高效处理方法
SE545642C2 (en) * 2020-07-16 2023-11-21 Axolot Solutions Holding Ab A method and a system for removal of sulfate from wastewater by electrocoagulation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9711451D0 (en) * 1997-06-03 1997-07-30 Ramsay James I A process for the treatment of effluent streams
ES2168758T3 (es) * 1997-06-05 2002-06-16 Bevil Sprl Producto biologico para el mantenimiento de las canalizaciones y para la depuracion de las aguas residuales.
CA2418472C (en) 2000-08-21 2010-11-16 Csir Water treatment method
WO2011163451A1 (en) * 2010-06-23 2011-12-29 Veolia Water Solutions & Technologies Support A process for reducing the sulfate concentration in a wastewater stream
FI126285B (en) 2012-08-27 2016-09-15 Outotec Finland Oy Method for removing sulfate, calcium and / or other soluble metals from waste water
US9278875B2 (en) * 2012-11-27 2016-03-08 Veolia Water Solutions & Technologies Support Process for reducing the sulfate concentration in a wastewater stream by employing regenerated gibbsite
GB201407101D0 (en) * 2014-04-22 2014-06-04 Paxton Richard G New process for the treatment of high sulphate waters

Also Published As

Publication number Publication date
EP3325414A2 (en) 2018-05-30
US20190002312A1 (en) 2019-01-03
CA2993284C (en) 2021-11-02
WO2017015678A3 (en) 2017-06-15
BR112018001300B1 (pt) 2021-10-05
AU2016297288B2 (en) 2021-04-22
CL2018000172A1 (es) 2018-04-20
CA2993284A1 (en) 2017-01-26
AU2016297288A1 (en) 2018-02-08
CY1122103T1 (el) 2020-11-25
MX2018000859A (es) 2018-05-04
ZA201800325B (en) 2018-11-28
BR112018001300A2 (pt) 2018-09-11
WO2017015678A2 (en) 2017-01-26
US10676381B2 (en) 2020-06-09
EP3325414B1 (en) 2019-09-04

Similar Documents

Publication Publication Date Title
AR092239A1 (es) Metodo para la eliminacion de sulfato, calcio y/u otros metales solubles de aguas residuales
EP3153312A4 (en) Screw-conveyor-type separating device and waste water treatment system
CL2016001922A1 (es) Proceso para la separación y recuperación de sulfuros de metales de una mena o concentrado de sulfuros mixtos
TWI560149B (en) Recovery apparatus for sewage treatment and sewage treatment system
ZA201605976B (en) Method of removing sulphate from waste water
EP3143168A4 (en) Process for recovery of copper from arsenic-bearing and/or antimony-bearing copper sulphide concentrates
CL2018000173A1 (es) Proceso de tratamiento de aguas residuales - refinamiento del ph para la eliminación de sulfato
GB2515890B (en) Apparatus for the removal of sludge
PE20180804A1 (es) Procedimiento de tratamiento de efluente mejorado para la retirada de sulfato
DK3201137T3 (da) Fremgangsmåde til vandbehandling ved anvendelse af flotation under tryk til fjernelse af suspenderede faststoffer
EP3165275A4 (en) Method for separating tritiated water from light water
PL2918325T3 (pl) Sposób i urządzenie do usuwania pływającego osadu ściekowego
BR112016027563A2 (pt) Método para clarificação de água residual
EP3156371A4 (en) Water-purifying agent and water purification method
EP3068733A4 (en) Method of heavy metal removal from waste water streams
FR3025936B1 (fr) Procede de recuit par lampes flash
EP3302747A4 (en) Method of removing hydrogen sulfide from water
GB201419227D0 (en) Process for recovery of yttrium and europium from lamp phosphor waste
PE20191422A1 (es) Un metodo para recuperar cobre a partir de una solucion que contiene metales diluidos
ZA201704747B (en) Method and apparatus for improved effluent free sea water desalination
FR3024662B1 (fr) Procede de separation du meta-xylene utilisant un adsorbant zeolithique a haute surface externe
SG11201706977VA (en) Sludge dewatering method
EP3238001A4 (en) Apparatus and method for implementing power saving techniques when processing floating point value
EP3196169A4 (en) METHOD FOR SEPARATING o/w EMULSION INTO OIL AND WATER, AND OIL/WATER SEPARATION AGENT FOR o/w EMULSION
ZA201805306B (en) Process for reduction of sulfide from water and wastewater