BR8300409A - Processo para a retirada de ions de metal pesado de acido fosforico de processo por via umida - Google Patents

Processo para a retirada de ions de metal pesado de acido fosforico de processo por via umida

Info

Publication number
BR8300409A
BR8300409A BR8300409A BR8300409A BR8300409A BR 8300409 A BR8300409 A BR 8300409A BR 8300409 A BR8300409 A BR 8300409A BR 8300409 A BR8300409 A BR 8300409A BR 8300409 A BR8300409 A BR 8300409A
Authority
BR
Brazil
Prior art keywords
phosphoric acid
heavy metal
metal ions
withdrawal
acid
Prior art date
Application number
BR8300409A
Other languages
English (en)
Inventor
Reinhard Gradl
Gunther Schimmel
Werner Klause
Gero Heymer
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 BR8300409A publication Critical patent/BR8300409A/pt

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
    • 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)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR8300409A 1982-01-28 1983-01-27 Processo para a retirada de ions de metal pesado de acido fosforico de processo por via umida BR8300409A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823202658 DE3202658A1 (de) 1982-01-28 1982-01-28 Verfahren zur entfernung von schwermetallionen aus nassverfahrensphosphorsaeure

Publications (1)

Publication Number Publication Date
BR8300409A true BR8300409A (pt) 1983-11-01

Family

ID=6154086

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8300409A BR8300409A (pt) 1982-01-28 1983-01-27 Processo para a retirada de ions de metal pesado de acido fosforico de processo por via umida

Country Status (13)

Country Link
US (1) US4452768A (pt)
EP (1) EP0085344B1 (pt)
JP (1) JPS58130109A (pt)
AT (1) ATE18382T1 (pt)
BR (1) BR8300409A (pt)
CA (1) CA1195824A (pt)
DE (2) DE3202658A1 (pt)
ES (1) ES518898A0 (pt)
FI (1) FI68388C (pt)
IL (1) IL67583A (pt)
MX (1) MX157091A (pt)
TR (1) TR21442A (pt)
ZA (1) ZA83530B (pt)

Families Citing this family (24)

* 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
IL69100A (en) * 1982-07-21 1986-11-30 Hoechst Ag Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid
DE3342211A1 (de) * 1983-11-23 1985-05-30 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zur extraktion von cadmium aus sauren loesungen
FR2557090B1 (fr) * 1983-12-23 1986-04-11 Pechiney Uranium Procede de purification de l'acide phosphorique de voie humide par elimination du cadmium
DE3434611A1 (de) * 1984-09-21 1986-04-03 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von 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
DE3502215A1 (de) * 1985-01-24 1986-07-24 Hoechst Ag Verfahren zur ueberfuehrung schwermetallhaltiger rueckstaende in feste deponiefaehige produkte
DE3522822A1 (de) * 1985-06-26 1987-01-02 Hoechst Ag Verfahren zur aufarbeitung von schwermetallhaltigen rueckstaenden aus der reinigung von rohphosphorsaeuren
US4721605A (en) * 1985-07-24 1988-01-26 American Cyanamid Company Selective removal of metals from aqueous solutions with dithiophosphinic acids
DE3806822A1 (de) * 1988-03-03 1989-09-14 Hoechst Ag Kontinuierliches verfahren zur vollstaendigen entferung organischer verunreinigungen und vollstaendiger entfaerbung vorgereinigter nassphosphorsaeure
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
DE3913853A1 (de) * 1989-04-27 1990-10-31 Hoechst Ag Verfahren zur aufarbeitung von phosphorsaeure
DE4010778A1 (de) * 1989-05-26 1990-11-29 Budenheim Rud A Oetker Chemie Verbessertes verfahren zum entfernen von cadmium-ionen aus nassverfahrensphosphorsaeure
ES2020138A6 (es) * 1990-04-27 1991-07-16 Ercros Sa Procedimiento de eliminacion de cadmio del acido fosforico.
FR2740361B1 (fr) * 1995-10-31 1997-12-26 Rhone Poulenc Chimie Agent d'elimination des metaux lourds comprenant un compose soufre
US20040179984A1 (en) * 2003-03-13 2004-09-16 Nagaraj D. R. Process for removing metal impurities from wet process phosphoric acid and compositions thereof
RS63588B1 (sr) 2017-10-08 2022-10-31 Cytec Ind Inc Postupci za uklanjanje teških metala iz rastvora fosforne kiseline
EP4164814A1 (en) * 2020-06-16 2023-04-19 Yara International ASA Process for the removal of heavy metals from a phosphoric acid containing composition using a flocculating agent
WO2022182909A1 (en) * 2021-02-25 2022-09-01 Jesa Technologies Llc Method for removing heavy metals in the manufacture of phosphoric acid
WO2024047228A1 (en) 2022-09-02 2024-03-07 Cytec Industries Inc. Reagents and processes for removing heavy metals from phosphoric acid solutions
WO2024105263A1 (en) 2022-11-17 2024-05-23 Cytec Industries Inc. Compositions and processes for removing heavy metals from phosphoric acid containing streams
FR3146604A1 (fr) 2023-03-16 2024-09-20 Universite Mohammed VI Polytechnique Procédé de traitement de l’acide phosphorique par flottation ionique

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
LU80676A1 (fr) * 1978-12-19 1980-07-21 Metallurgie Hoboken Procede pour enlever des agents salissants de l'acide phosphorique
SU791592A1 (ru) * 1979-03-06 1980-12-30 Казахский Научно-Исследовательский И Проектный Институт Фосфорной Промышленности Способ очистки фосфорной кислоты от молибдена
US4256570A (en) * 1979-03-19 1981-03-17 International Minerals & Chemical Corporation Purification of phosphoric acid
SE418845B (sv) * 1979-05-10 1981-06-29 Boliden Ab Forfarande for rening av vatprocessfosforsyra
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
SU912637A1 (ru) * 1980-03-18 1982-03-15 Казахский Научно-Исследовательский И Проектный Институт Фосфорной Промышленности Способ очистки фосфорной кислоты от никел
SU975570A1 (ru) * 1981-04-16 1982-11-23 Казахский Научно-Исследовательский И Проектный Институт Фосфорной Промышленности Способ очистки фосфорной кислоты от железа

Also Published As

Publication number Publication date
US4452768A (en) 1984-06-05
JPS58130109A (ja) 1983-08-03
DE3362369D1 (en) 1986-04-10
CA1195824A (en) 1985-10-29
ATE18382T1 (de) 1986-03-15
IL67583A0 (en) 1983-05-15
EP0085344B1 (de) 1986-03-05
ES8308805A1 (es) 1983-10-16
DE3202658A1 (de) 1983-08-04
IL67583A (en) 1986-04-29
ES518898A0 (es) 1983-10-16
FI68388B (fi) 1985-05-31
FI830270L (fi) 1983-07-29
ZA83530B (en) 1983-11-30
EP0085344A3 (en) 1984-04-04
EP0085344A2 (de) 1983-08-10
FI68388C (fi) 1985-09-10
JPS6310086B2 (pt) 1988-03-03
FI830270A0 (fi) 1983-01-26
TR21442A (tr) 1984-06-04
MX157091A (es) 1988-10-27

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Legal Events

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MM Lapse due to non-payment of fees (art. 50)