IL324656A - סילוק מתכות כבדות מזרמים מכילי חומצה פוספורית - Google Patents

סילוק מתכות כבדות מזרמים מכילי חומצה פוספורית

Info

Publication number
IL324656A
IL324656A IL324656A IL32465625A IL324656A IL 324656 A IL324656 A IL 324656A IL 324656 A IL324656 A IL 324656A IL 32465625 A IL32465625 A IL 32465625A IL 324656 A IL324656 A IL 324656A
Authority
IL
Israel
Prior art keywords
phosphoric acid
heavy metals
acid containing
containing streams
metals removal
Prior art date
Application number
IL324656A
Other languages
English (en)
Original Assignee
Cytec Ind Inc
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 Cytec Ind Inc filed Critical Cytec Ind Inc
Publication of IL324656A publication Critical patent/IL324656A/he

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities
    • C01B25/238—Cationic impurities, e.g. arsenic 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Extraction Or Liquid Replacement (AREA)
IL324656A 2023-06-15 2025-11-13 סילוק מתכות כבדות מזרמים מכילי חומצה פוספורית IL324656A (he)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363508429P 2023-06-15 2023-06-15
PCT/EP2024/066628 WO2024256668A1 (en) 2023-06-15 2024-06-14 Heavy metals removal from phosphoric acid containing streams

Publications (1)

Publication Number Publication Date
IL324656A true IL324656A (he) 2026-01-01

Family

ID=91585733

Family Applications (1)

Application Number Title Priority Date Filing Date
IL324656A IL324656A (he) 2023-06-15 2025-11-13 סילוק מתכות כבדות מזרמים מכילי חומצה פוספורית

Country Status (5)

Country Link
CN (1) CN121311439A (he)
AU (1) AU2024303923A1 (he)
IL (1) IL324656A (he)
MX (1) MX2025014055A (he)
WO (1) WO2024256668A1 (he)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3164201A1 (fr) * 2024-07-03 2026-01-09 Universite Mohammed VI Polytechnique Procédé d’élimination d’arsenic, de cadmium et de cuivre, de l’acide phosphorique

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE418845B (sv) 1979-05-10 1981-06-29 Boliden Ab Forfarande for rening av vatprocessfosforsyra
DE3202658A1 (de) 1982-01-28 1983-08-04 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von schwermetallionen aus nassverfahrensphosphorsaeure
DE3212675A1 (de) 1982-04-05 1983-10-06 Hoechst Ag Verfahren zur abtrennung von schwermetallverbindungen aus zwischenprodukten der fabrikation von phosphorduengemitteln
DE3434611A1 (de) 1984-09-21 1986-04-03 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von phosphorsaeure
NO164768C (no) 1988-03-04 1990-11-14 Norsk Hydro As Fremgangsmaate for fjerning av tungmetaller, spesielt kadmium, fra fosforsyreholdige loesninger.
IL85751A (en) 1988-03-16 1991-12-15 Negev Phosphates Ltd Method for the removal of heavy metal ions from phosphoric acid
DE4327401A1 (de) 1993-08-14 1995-02-16 Hoechst Ag Verfahren zur Entfernung von Blei und Cadmium aus Phosphorsäure
US20040179984A1 (en) 2003-03-13 2004-09-16 Nagaraj D. R. Process for removing metal impurities from wet process phosphoric acid and compositions thereof
US10533239B2 (en) * 2016-11-01 2020-01-14 Battelle Energy Alliance, Llc Methods of recovering rare earth elements from a material
WO2019071108A2 (en) * 2017-10-08 2019-04-11 Cytec Industries Inc. COMPOSITIONS AND METHODS FOR REMOVING HEAVY METALS FROM PHOSPHORIC ACID SOURCES
US11667528B2 (en) * 2019-08-21 2023-06-06 Jesa Technologies Llc Method for removing cadmium in the manufacture of phosphoric acid

Also Published As

Publication number Publication date
MX2025014055A (es) 2026-01-07
CN121311439A (zh) 2026-01-09
WO2024256668A1 (en) 2024-12-19
AU2024303923A1 (en) 2025-12-04

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