IN2015KN00435A - - Google Patents

Info

Publication number
IN2015KN00435A
IN2015KN00435A IN435KON2015A IN2015KN00435A IN 2015KN00435 A IN2015KN00435 A IN 2015KN00435A IN 435KON2015 A IN435KON2015 A IN 435KON2015A IN 2015KN00435 A IN2015KN00435 A IN 2015KN00435A
Authority
IN
India
Prior art keywords
water
sulphate
concentrator
calcium
soluble metals
Prior art date
Application number
Other languages
English (en)
Inventor
Laura Nevatalo
Meer Tuomas Van Der
Bernd Kerstiens
Original Assignee
Outotec Finland Oy
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 Outotec Finland Oy filed Critical Outotec Finland Oy
Publication of IN2015KN00435A publication Critical patent/IN2015KN00435A/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
    • C02F1/52—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
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5281—Installations for water purification using chemical agents
    • 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • 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
    • C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
    • 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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • 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
    • C02F1/5209—Regulation methods for flocculation or precipitation
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • 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
    • 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
    • C02F2209/001—Upstream control, i.e. monitoring for predictive control
    • 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
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C02F2209/006—Processes using a programmable logic controller [PLC] comprising a software program or a logic diagram
    • 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
    • C02F2301/00—General aspects of water treatment
    • C02F2301/04—Flow arrangements
    • C02F2301/046—Recirculation with an external loop
    • 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
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions

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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IN435KON2015 2012-08-27 2013-08-22 IN2015KN00435A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20125884A FI126285B (en) 2012-08-27 2012-08-27 Process for removing sulfate, calcium and / or other soluble metals from wastewater
PCT/FI2013/050816 WO2014033361A1 (en) 2012-08-27 2013-08-22 Method for removing sulphate, calcium and/or other soluble metals from waste water

Publications (1)

Publication Number Publication Date
IN2015KN00435A true IN2015KN00435A (ja) 2015-07-17

Family

ID=50182576

Family Applications (1)

Application Number Title Priority Date Filing Date
IN435KON2015 IN2015KN00435A (ja) 2012-08-27 2013-08-22

Country Status (14)

Country Link
EP (1) EP2888206B1 (ja)
CN (1) CN104603068A (ja)
AR (1) AR092239A1 (ja)
AU (1) AU2013308317B2 (ja)
BR (1) BR112015003530B8 (ja)
CA (2) CA2961057C (ja)
CL (1) CL2015000392A1 (ja)
EA (1) EA033375B1 (ja)
ES (1) ES2739654T3 (ja)
FI (1) FI126285B (ja)
IN (1) IN2015KN00435A (ja)
PT (1) PT2888206T (ja)
WO (1) WO2014033361A1 (ja)
ZA (1) ZA201501159B (ja)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AR094158A1 (es) * 2012-12-20 2015-07-15 Outotec Oyj Metodo para el tratamiento de agua industrial
FI127809B (en) * 2014-02-26 2019-03-15 Outotec Oyj Method for removing sulfate from waste water
FI126851B (fi) * 2014-04-02 2017-06-30 Suominen Lauri Hannunpoika Menetelmä sulfaatin poistamiseksi vesiliuoksesta
GB201407101D0 (en) * 2014-04-22 2014-06-04 Paxton Richard G New process for the treatment of high sulphate waters
US9389209B2 (en) 2014-09-05 2016-07-12 Ecolab Usa Inc. Oxoanion concentration determination using aluminum reagents
MX2017002880A (es) * 2014-09-05 2017-05-30 Ecolab Usa Inc Adicion de reactivos de aluminio a corrientes de agua que contienen oxoaniones.
US10071923B2 (en) 2014-09-05 2018-09-11 Ecolab Usa Inc. Addition of aluminum reagents to oxoanion-containing water streams
MX2018000858A (es) 2015-07-22 2018-05-04 Mintek Proceso de tratamiento de efluentes - refinamiento del ph para eliminacion de sulfato.
WO2017015678A2 (en) * 2015-07-22 2017-01-26 Mintek Improved effluent treatment process for sulphate removal
CN106045121A (zh) * 2016-07-14 2016-10-26 山东科技大学 一种快速降低废水中六价铬浓度的预处理方法
CN106830432A (zh) * 2017-03-07 2017-06-13 中冶节能环保有限责任公司 一种高含铁高碱度矿井水处理工艺和系统
CN107117738B (zh) * 2017-04-24 2019-12-17 华中科技大学 一种锰矿区废水处理方法
WO2019036220A1 (en) * 2017-08-14 2019-02-21 Siemens Energy, Inc. WET-OXIDIZED USED CAUSTIC SULFATE REMOVAL
US20200247681A1 (en) 2017-09-20 2020-08-06 Smr Technologies Limited Suitable reagent for the treatment of high-sulphate waters
AU2018336109A1 (en) * 2017-09-20 2020-04-09 Smr Technologies Limited New process for the treatment of high sulphate waters
CN107673514A (zh) * 2017-11-14 2018-02-09 上海电力学院 硫酸根去除与污泥资源化利用的废水处理系统及处理方法
JP6986226B2 (ja) 2017-12-27 2021-12-22 三菱マテリアル株式会社 廃水の処理方法
JP6970917B2 (ja) 2017-12-27 2021-11-24 三菱マテリアル株式会社 廃水の処理方法
CN108203181A (zh) * 2018-01-11 2018-06-26 武汉天空蓝环保科技有限公司 电厂循环冷却水废水处理方法及系统
IT201900010095A1 (it) * 2019-06-26 2020-12-26 Agromatrici S R L Impianto e procedimento per la produzione di carbonato di calcio di defecazione.
WO2021028621A1 (en) 2019-08-15 2021-02-18 Teknologian Tutkimuskeskus Vtt Oy Use of secondary aluminium in precipitation of sulphate from waste water
US20210261452A1 (en) * 2020-02-23 2021-08-26 Kurita America Inc. Sulfate and trace metal precipitation methods and compositions
CN111453880A (zh) * 2020-04-09 2020-07-28 安徽浩悦环境科技有限责任公司 一种联合沉淀法去除多种类重金属废液的方法
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
CN114735723B (zh) * 2021-06-22 2024-05-31 华融化学股份有限公司 一种钾碱粗盐水精制工艺
US11939519B2 (en) 2022-08-29 2024-03-26 Saudi Arabian Oil Company Methods and systems to reduce scale formation
CN118047466A (zh) * 2024-04-16 2024-05-17 山东省水利科学研究院 一种水中硫酸根处理复合药剂及处理方法、应用
CN118221248A (zh) * 2024-05-24 2024-06-21 长春黄金研究院有限公司 去除酸性矿山废水中硫酸根的方法
CN118255497A (zh) * 2024-05-29 2024-06-28 长春黄金研究院有限公司 酸性矿山废水中有价物质分级回收的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3672237D1 (de) 1986-06-30 1990-08-02 Walhalla Kalk Entwicklungs Und Verfahren zur abtrennung von sulfationen aus abwaessern.
DE3709950C2 (de) * 1987-03-26 1996-06-05 Walhalla Kalk Entwicklungs Und Verfahren zur Behandlung sulfathaltigen Abwassers
DE4227815A1 (de) * 1992-08-21 1994-02-24 Air Beteiligungs Gmbh Verfahren zur spontanen chemischen Fällung von in Wasser gelösten Sulfaten als Ettringit und Anwendung dieses Verfahrens zur Herstellung eines chloridarmen, aluminiumoxidhaltigen Gips-Anhydrits
GB9711451D0 (en) * 1997-06-03 1997-07-30 Ramsay James I A process for the treatment of effluent streams
CA2418472C (en) * 2000-08-21 2010-11-16 Csir Water treatment method
MX2012015286A (es) * 2010-06-23 2013-04-03 Veolia Water Solutions & Tech Un proceso para reducir la concentracion de sulfato en una corriente de guas residuales.
US20120031850A1 (en) * 2010-08-05 2012-02-09 Kevin Smith Extraction of Sulfate from Water

Also Published As

Publication number Publication date
EA201590361A1 (ru) 2015-08-31
ZA201501159B (en) 2021-09-29
CA2961057A1 (en) 2014-03-06
CL2015000392A1 (es) 2015-06-26
PT2888206T (pt) 2019-08-19
AU2013308317B2 (en) 2016-12-22
BR112015003530B8 (pt) 2023-02-07
CA2881769A1 (en) 2014-03-06
BR112015003530A2 (pt) 2017-07-04
CA2961057C (en) 2020-06-30
AR092239A1 (es) 2015-04-08
AU2013308317A1 (en) 2015-03-05
BR112015003530B1 (pt) 2021-10-19
FI126285B (en) 2016-09-15
WO2014033361A1 (en) 2014-03-06
ES2739654T3 (es) 2020-02-03
CN104603068A (zh) 2015-05-06
EP2888206A1 (en) 2015-07-01
EP2888206A4 (en) 2016-10-19
CA2881769C (en) 2020-07-21
EP2888206B1 (en) 2019-05-22
EA033375B1 (ru) 2019-10-31
FI20125884A (fi) 2014-04-03

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