ES521122A0 - Procedimiento para la separacion de componentes de metales pesados. - Google Patents

Procedimiento para la separacion de componentes de metales pesados.

Info

Publication number
ES521122A0
ES521122A0 ES521122A ES521122A ES521122A0 ES 521122 A0 ES521122 A0 ES 521122A0 ES 521122 A ES521122 A ES 521122A ES 521122 A ES521122 A ES 521122A ES 521122 A0 ES521122 A0 ES 521122A0
Authority
ES
Spain
Prior art keywords
separation
procedure
heavy metal
metal components
components
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.)
Granted
Application number
ES521122A
Other languages
English (en)
Other versions
ES8401750A1 (es
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of ES521122A0 publication Critical patent/ES521122A0/es
Publication of ES8401750A1 publication Critical patent/ES8401750A1/es
Expired legal-status Critical Current

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
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G11/00—Compounds of cadmium
    • C01G11/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G13/00—Compounds of mercury
    • C01G13/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G21/00—Compounds of lead
    • C01G21/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Fertilizers (AREA)
  • Removal Of Specific Substances (AREA)
  • Treating Waste Gases (AREA)
ES521122A 1982-04-05 1983-03-30 Procedimiento para la separacion de componentes de metales pesados. Expired ES8401750A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823212675 DE3212675A1 (de) 1982-04-05 1982-04-05 Verfahren zur abtrennung von schwermetallverbindungen aus zwischenprodukten der fabrikation von phosphorduengemitteln

Publications (2)

Publication Number Publication Date
ES521122A0 true ES521122A0 (es) 1984-01-01
ES8401750A1 ES8401750A1 (es) 1984-01-01

Family

ID=6160297

Family Applications (1)

Application Number Title Priority Date Filing Date
ES521122A Expired ES8401750A1 (es) 1982-04-05 1983-03-30 Procedimiento para la separacion de componentes de metales pesados.

Country Status (5)

Country Link
US (1) US4479924A (es)
EP (1) EP0091043B1 (es)
DE (2) DE3212675A1 (es)
ES (1) ES8401750A1 (es)
NO (1) NO159373C (es)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3327394A1 (de) * 1982-05-18 1985-02-14 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zum entfernen von cadmium aus sauren, insbesondere p(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)5(pfeil abwaerts)-haltigen loesungen
DE3442142A1 (de) * 1984-11-17 1986-05-22 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von verunreinigungen aus phosphorsaeure
US4978511A (en) * 1985-01-03 1990-12-18 Union Oil Company Of California Methods for selectively recovering vanadium from phosphoric acid and vanadium sources
US4851199A (en) * 1985-01-03 1989-07-25 Union Oil Company Of California Methods for recovering vanadium from phosphoric acid and vanadium sources
DE3522822A1 (de) * 1985-06-26 1987-01-02 Hoechst Ag Verfahren zur aufarbeitung von schwermetallhaltigen rueckstaenden aus der reinigung von rohphosphorsaeuren
GB8522833D0 (en) * 1985-09-16 1985-10-23 Exxon Chemical Patents Inc Dithiophosphonates
DE3622597A1 (de) * 1986-07-04 1988-01-07 Budenheim Rud A Oetker Chemie Verfahren zur faellung und abtrennung von cadmiumsulfid aus den raffinaten der phosphorsaeurereinigung
NO164768C (no) * 1988-03-04 1990-11-14 Norsk Hydro As Fremgangsmaate for fjerning av tungmetaller, spesielt kadmium, fra fosforsyreholdige loesninger.
WO2001085647A1 (en) * 2000-05-11 2001-11-15 Mestan Josef The agent intended for protection and nutrition of plants
US20040179984A1 (en) * 2003-03-13 2004-09-16 Nagaraj D. R. Process for removing metal impurities from wet process phosphoric acid and compositions thereof
ES2283207A1 (es) * 2003-03-13 2007-10-16 Cytec Tecnology Corp. Procedimiento para retirar impurezas metalicas del acido fosforico obtenido mediante proceso humedo y composiciones del mismo.
US9840415B2 (en) * 2012-06-21 2017-12-12 Outotec (Finland) Oy Process and plant for separating heavy metals from phosphoric starting material
ES2927875T3 (es) 2017-10-08 2022-11-11 Cytec Ind Inc Procedimientos para eliminar metales pesados de soluciones de ácido fosfórico
EP3964476A1 (en) 2020-09-08 2022-03-09 Yara International ASA Process for the removal of heavy metals from a phosphoric acid containing composition using a flocculating agent
EP3964478A1 (en) 2020-09-08 2022-03-09 Yara International ASA Process for the removal of heavy metals from a phosphoric acid containing composition
EP3925710A1 (en) 2020-06-16 2021-12-22 Yara International ASA Method for treating solid hazardous heavy metal-containing compositions
CA3180313A1 (en) 2020-06-16 2021-12-23 Yara International Asa Process for the removal of heavy metals from a phosphoric acid containing composition using a flocculating agent
AU2021294256B2 (en) * 2020-06-16 2024-01-04 Yara International Asa Process for the removal of heavy metals from a phosphoric acid containing composition
PL4164985T3 (pl) 2020-06-16 2024-09-30 Yara International Asa Proces usuwania metali ciężkich z kompozycji zawierającej kwas fosforowy z użyciem jonowego polimerycznego surfaktantu oraz zastosowanie tego surfaktantu w procesie strącania metali ciężkich w kompozycji zawierającej kwas fosforowy
EP3964477A1 (en) 2020-09-08 2022-03-09 Yara International ASA Process for the removal of heavy metals from a phosphoric acid containing composition using an ionic polymeric surfactant
CN120019023A (zh) 2022-09-02 2025-05-16 塞特工业公司 用于从磷酸溶液中去除重金属的试剂和方法
CN120322408A (zh) 2022-11-17 2025-07-15 塞特工业公司 用于从含磷酸的流中去除重金属的组合物和方法
FR3146604B1 (fr) * 2023-03-16 2025-10-17 Univ Mohammed Vi Polytechnique Procédé de traitement de l’acide phosphorique par flottation ionique
WO2024256668A1 (en) 2023-06-15 2024-12-19 Cytec Industries Inc. Heavy metals removal from phosphoric acid containing streams
WO2025219500A1 (en) 2024-04-17 2025-10-23 Cytec Industries Inc. Processes for removing impurity metals from acidic metal sulfate containing streams
WO2025219513A1 (en) 2024-04-19 2025-10-23 Cytec Industries Inc. Compositions and processes for removing heavy metals from acid-containing streams

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2044940A (en) * 1933-11-25 1936-06-23 Grasselli Chemical Co Preparation of a soluble phosphate
US4208389A (en) * 1976-12-27 1980-06-17 Toyo Soda Manufacturing Company, Limited Purification of phosphoric acid
US4226791A (en) * 1978-11-30 1980-10-07 Berol Kemi Ab Method and a reagent mixture for removing metal ions from an aqueous solution by means of liquid-liquid extraction
FR2447347A1 (fr) * 1979-01-24 1980-08-22 Rhone Poulenc Ind Procede de traitement d'un acide phosphorique impur
SU791592A1 (ru) * 1979-03-06 1980-12-30 Казахский Научно-Исследовательский И Проектный Институт Фосфорной Промышленности Способ очистки фосфорной кислоты от молибдена
FR2462481A1 (fr) * 1979-07-30 1981-02-13 British Petroleum Co Procede d'extraction liquide-liquide de metaux en solution aqueuse au moyen de derives organophosphores
DE3127900A1 (de) * 1981-07-15 1983-02-03 Hoechst Ag, 6000 Frankfurt Verfahren zur extraktion von schwermetallionen aus waessrigen loesungen
DE3134847A1 (de) * 1981-09-03 1983-03-17 Hoechst Ag, 6000 Frankfurt "verfahren zur gewinnung cadmium-freier rohphosphorsaeure"
DE3142666A1 (de) * 1981-10-28 1983-05-05 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von schwermetallbestandteilen aus zwischenprodukten der fabrikation von phosphorduengemitteln
DE3209183A1 (de) * 1982-03-13 1983-09-15 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von schwermetallverbindungen aus zwischenprodukten der fabrikation von phosphorduengemitteln

Also Published As

Publication number Publication date
NO831171L (no) 1983-10-06
DE3360156D1 (en) 1985-06-05
EP0091043A1 (de) 1983-10-12
NO159373C (no) 1988-12-21
ES8401750A1 (es) 1984-01-01
EP0091043B1 (de) 1985-05-02
DE3212675A1 (de) 1983-10-06
NO159373B (no) 1988-09-12
US4479924A (en) 1984-10-30

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001