MY207725A - Agent for reducing the phosphate concentration in wastewater - Google Patents

Agent for reducing the phosphate concentration in wastewater

Info

Publication number
MY207725A
MY207725A MYPI2021001711A MYPI2021001711A MY207725A MY 207725 A MY207725 A MY 207725A MY PI2021001711 A MYPI2021001711 A MY PI2021001711A MY PI2021001711 A MYPI2021001711 A MY PI2021001711A MY 207725 A MY207725 A MY 207725A
Authority
MY
Malaysia
Prior art keywords
wastewater
agent
reducing
phosphate concentration
weight
Prior art date
Application number
MYPI2021001711A
Inventor
Volker Ermel
Benjamin Johannes Hellmann
Original Assignee
Schaefer Kalk Gmbh & Co Kg
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 Schaefer Kalk Gmbh & Co Kg filed Critical Schaefer Kalk Gmbh & Co Kg
Publication of MY207725A publication Critical patent/MY207725A/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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating 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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus 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
    • C02F2103/001—Runoff or storm water
    • 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
    • C02F2103/002—Grey water, e.g. from clothes washers, showers or dishwashers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • General Chemical & Material Sciences (AREA)
  • Removal Of Specific Substances (AREA)

Abstract

An agent for reducing the concentration of phosphate in wastewater comprising, respectively with respect to its total weight, > 50.0% by weight of calcium carbonate and at least 1.0% by weight of an iron salt, wherein the calcium carbonate has a solubility in water of less than 20 mg/1000 mL of water at 25C.
MYPI2021001711A 2018-05-03 2019-05-02 Agent for reducing the phosphate concentration in wastewater MY207725A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18000424.4A EP3563917A1 (en) 2018-05-03 2018-05-03 Agent for lowering the phosphate content in waste waters
PCT/EP2019/061238 WO2019211375A1 (en) 2018-05-03 2019-05-02 Agent for reducing the phosphate concentration in wastewater

Publications (1)

Publication Number Publication Date
MY207725A true MY207725A (en) 2025-03-14

Family

ID=62200212

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2021001711A MY207725A (en) 2018-05-03 2019-05-02 Agent for reducing the phosphate concentration in wastewater

Country Status (8)

Country Link
EP (3) EP3563917A1 (en)
DK (1) DK3799578T3 (en)
ES (1) ES2926156T3 (en)
MY (1) MY207725A (en)
PL (1) PL3799578T3 (en)
PT (1) PT3799578T (en)
SG (1) SG11202103435RA (en)
WO (1) WO2019211375A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111995104A (en) * 2020-07-21 2020-11-27 森田新能源材料（张家港）有限公司 Dephosphorization and defluorination process for industrial wastewater

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801034A1 (en) * 1978-01-11 1979-07-12 Hoechst Ag FLOCCULATING AGENT FOR CLEANING WASTE WATER
JPH0938414A (en) 1995-07-26 1997-02-10 Maruo Calcium Co Ltd Coagulating sedimentation agent
JPH11319411A (en) 1998-05-20 1999-11-24 Masayuki Ouchi Water cleaning agent containing shell fossil and water cleaning method using the agent
DE10357544B4 (en) * 2003-12-10 2006-03-30 Forschungszentrum Karlsruhe Gmbh Process for obtaining phosphorus in the form of phosphates from waste water
MX363377B (en) 2011-09-21 2019-03-21 Ostara Nutrient Recovery Tech Inc Treatment of phosphate-containing wastewater with fluorosilicate and phosphate recovery.
CN205328829U (en) 2016-02-16 2016-06-22 大理飞鱼环保科技有限公司 Independent small food and beverage effluent treatment plant
CN107697976A (en) * 2017-11-23 2018-02-16 方晓超 A kind of dephosphorization purifying agent for polluted water and preparation method

Also Published As

Publication number Publication date
PT3799578T (en) 2022-09-05
SG11202103435RA (en) 2021-05-28
EP4122574A1 (en) 2023-01-25
EP3799578B1 (en) 2022-08-17
EP3563917A1 (en) 2019-11-06
EP4122574B1 (en) 2024-07-24
DK3799578T3 (en) 2022-09-05
ES2926156T3 (en) 2022-10-24
WO2019211375A1 (en) 2019-11-07
EP3799578A1 (en) 2021-04-07
PL3799578T3 (en) 2022-12-19

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