EP4515006A4 - Fettalkoholpolyglykolether-filterhilfe zur entwässerung von erzkonzentrat - Google Patents

Fettalkoholpolyglykolether-filterhilfe zur entwässerung von erzkonzentrat

Info

Publication number
EP4515006A4
EP4515006A4 EP23808580.7A EP23808580A EP4515006A4 EP 4515006 A4 EP4515006 A4 EP 4515006A4 EP 23808580 A EP23808580 A EP 23808580A EP 4515006 A4 EP4515006 A4 EP 4515006A4
Authority
EP
European Patent Office
Prior art keywords
talcohol
dewatering
fat
polyglycol ether
filter aid
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP23808580.7A
Other languages
English (en)
French (fr)
Other versions
EP4515006A1 (de
Inventor
Mehrdad Hesampour
Matias Penttinen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kemira Oyj
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of EP4515006A1 publication Critical patent/EP4515006A1/de
Publication of EP4515006A4 publication Critical patent/EP4515006A4/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
    • 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/547—Tensides
    • 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
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
    • 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
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/126—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using drum filters
    • 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
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
    • 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
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • 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
    • C02F2103/32—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/04—Surfactants, used as part of a formulation or alone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
EP23808580.7A 2022-05-19 2023-05-18 Fettalkoholpolyglykolether-filterhilfe zur entwässerung von erzkonzentrat Pending EP4515006A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202263343715P 2022-05-19 2022-05-19
PCT/US2023/067186 WO2023225606A1 (en) 2022-05-19 2023-05-18 Fatty alcohol polyglycol ether filter aid for dewatering ore concentrate

Publications (2)

Publication Number Publication Date
EP4515006A1 EP4515006A1 (de) 2025-03-05
EP4515006A4 true EP4515006A4 (de) 2026-01-28

Family

ID=88836149

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23808580.7A Pending EP4515006A4 (de) 2022-05-19 2023-05-18 Fettalkoholpolyglykolether-filterhilfe zur entwässerung von erzkonzentrat

Country Status (2)

Country Link
EP (1) EP4515006A4 (de)
WO (1) WO2023225606A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207186A (en) * 1978-12-05 1980-06-10 American Cyanamid Company Process for dewatering mineral concentrates
EP0423061A1 (de) * 1989-10-13 1991-04-17 Sherex Chemical Company, Inc. Verfahren und Mittel zum Entwässern von Erzen
EP1552055B1 (de) * 2002-06-18 2012-03-21 Nalco Company Verfahren zur entwässerung von pulpe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4191655A (en) * 1977-07-07 1980-03-04 Betz Laboratories, Inc. Dewatering composition
US4410431A (en) * 1982-04-01 1983-10-18 Nalco Chemical Company Composition for altering the water function characteristics of mineral slurries
ATE21109T1 (de) * 1982-07-06 1986-08-15 Ciba Geigy Ag Wasserloesliche oder in wasser dispergierbare pfropfpolymerisate, deren herstellung und verwendung.
US4447344A (en) * 1983-06-02 1984-05-08 Nalco Chemical Company Dewatering aids for coal and other mineral particulates
DE102012107728A1 (de) * 2012-08-22 2014-02-27 Witty-Chemie Gmbh & Co. Kg Phosphorfreies Reinigungsmittel für Geschirrspülanlagen und Verfahren dafür

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207186A (en) * 1978-12-05 1980-06-10 American Cyanamid Company Process for dewatering mineral concentrates
EP0423061A1 (de) * 1989-10-13 1991-04-17 Sherex Chemical Company, Inc. Verfahren und Mittel zum Entwässern von Erzen
EP1552055B1 (de) * 2002-06-18 2012-03-21 Nalco Company Verfahren zur entwässerung von pulpe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023225606A1 *

Also Published As

Publication number Publication date
WO2023225606A1 (en) 2023-11-23
EP4515006A1 (de) 2025-03-05

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Effective date: 20260102

RIC1 Information provided on ipc code assigned before grant

Ipc: C22B 1/00 20060101AFI20251219BHEP

Ipc: B01D 37/00 20060101ALI20251219BHEP

Ipc: B01D 37/04 20060101ALI20251219BHEP

Ipc: B01D 37/03 20060101ALI20251219BHEP

Ipc: C02F 11/147 20190101ALI20251219BHEP

Ipc: C02F 103/10 20060101ALN20251219BHEP

Ipc: C02F 103/28 20060101ALN20251219BHEP

Ipc: C02F 103/32 20060101ALN20251219BHEP

Ipc: C02F 1/54 20230101ALN20251219BHEP

Ipc: C02F 11/123 20190101ALN20251219BHEP

Ipc: C02F 11/126 20190101ALN20251219BHEP

Ipc: C02F 11/127 20190101ALN20251219BHEP