DK0399521T3 - Forbedret fremgangsmåde til fjernelse af cadmiumioner fra phosphorsyre fremstillet ved vådmetoden (vådphosphorsyre) - Google Patents

Forbedret fremgangsmåde til fjernelse af cadmiumioner fra phosphorsyre fremstillet ved vådmetoden (vådphosphorsyre)

Info

Publication number
DK0399521T3
DK0399521T3 DK90109860.8T DK90109860T DK0399521T3 DK 0399521 T3 DK0399521 T3 DK 0399521T3 DK 90109860 T DK90109860 T DK 90109860T DK 0399521 T3 DK0399521 T3 DK 0399521T3
Authority
DK
Denmark
Prior art keywords
phosphoric acid
wet
cadmium ions
removing cadmium
improved method
Prior art date
Application number
DK90109860.8T
Other languages
Danish (da)
English (en)
Inventor
Klaus Dr Beltz
Klaus Dr Frankenfeld
Gerhard Eich
Klaus Dr Endrich
Original Assignee
Budenheim Rud A Oetker Chemie
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 Budenheim Rud A Oetker Chemie filed Critical Budenheim Rud A Oetker Chemie
Application granted granted Critical
Publication of DK0399521T3 publication Critical patent/DK0399521T3/da

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
    • 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
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/28—Amines
    • C22B3/282—Aliphatic amines
    • 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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Physical Water Treatments (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
DK90109860.8T 1989-05-26 1990-05-23 Forbedret fremgangsmåde til fjernelse af cadmiumioner fra phosphorsyre fremstillet ved vådmetoden (vådphosphorsyre) DK0399521T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3917189 1989-05-26

Publications (1)

Publication Number Publication Date
DK0399521T3 true DK0399521T3 (da) 1994-08-22

Family

ID=6381457

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90109860.8T DK0399521T3 (da) 1989-05-26 1990-05-23 Forbedret fremgangsmåde til fjernelse af cadmiumioner fra phosphorsyre fremstillet ved vådmetoden (vådphosphorsyre)

Country Status (12)

Country Link
US (1) US5068094A (ja)
EP (1) EP0399521B1 (ja)
JP (1) JPH0388704A (ja)
DE (2) DE4010778A1 (ja)
DK (1) DK0399521T3 (ja)
ES (1) ES2057269T3 (ja)
FI (1) FI90652C (ja)
IL (1) IL94463A (ja)
MA (1) MA21853A1 (ja)
NO (1) NO902245L (ja)
OA (1) OA09450A (ja)
TN (1) TNSN90070A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5405588A (en) * 1994-07-11 1995-04-11 The United States Of America As Represented By The United States Department Of Energy Process for removing cadmium from scrap metal
JP4758708B2 (ja) * 2005-01-24 2011-08-31 財団法人電力中央研究所 カドミウム測定方法
CN115287466B (zh) * 2022-08-09 2024-06-04 云南奥宇环保科技有限公司 一种溶剂萃取回收镉的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL301498A (ja) * 1962-12-06
US3367749A (en) * 1963-02-20 1968-02-06 Monsanto Co Purifying phosphoric acid using an amine extractant
US3258307A (en) * 1963-05-20 1966-06-28 Little Inc A Process for separating cadmium and zinc from mixtures thereof
US3558288A (en) * 1965-04-15 1971-01-26 Ashland Oil Inc Extraction of metal ions from acidic aqueous solution using an amine and a carboxylic acid
US4012481A (en) * 1975-11-07 1977-03-15 Pgp Industries, Inc. Process for the separation of platinum group metals
DE3134847A1 (de) * 1981-09-03 1983-03-17 Hoechst Ag, 6000 Frankfurt "verfahren zur gewinnung cadmium-freier rohphosphorsaeure"
DE3202658A1 (de) * 1982-01-28 1983-08-04 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von schwermetallionen aus nassverfahrensphosphorsaeure
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
DE3218599A1 (de) * 1982-05-18 1983-12-01 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zum entfernen von cadmium aus sauren, insbesondere p(pfeil abwaerts)2(pfeil abwaerts)0(pfeil abwaerts)5(pfeil abwaerts)-haltigen loesungen
DE3330224A1 (de) * 1983-08-22 1985-03-14 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zur entfernung von cadmium und zink aus sauren phosphat- und nitrathaltigen loesungen
DE3341073A1 (de) * 1983-11-12 1985-05-23 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zur gleichzeitigen abtrennung von cadmium-ii- und uran iv- ionen aus phosphorsaeure durch gemeinsame extraktion
DE3342211A1 (de) * 1983-11-23 1985-05-30 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zur extraktion von cadmium aus sauren loesungen

Also Published As

Publication number Publication date
JPH0388704A (ja) 1991-04-15
IL94463A (en) 1994-11-11
OA09450A (en) 1992-10-15
EP0399521A2 (de) 1990-11-28
NO902245L (no) 1990-11-27
FI90652C (fi) 1994-03-10
FI90652B (fi) 1993-11-30
DE59006556D1 (de) 1994-09-01
IL94463A0 (en) 1991-03-10
ES2057269T3 (es) 1994-10-16
NO902245D0 (no) 1990-05-22
EP0399521B1 (de) 1994-07-27
MA21853A1 (fr) 1990-12-31
TNSN90070A1 (fr) 1991-03-05
US5068094A (en) 1991-11-26
FI902518A0 (fi) 1990-05-22
DE4010778A1 (de) 1990-11-29
EP0399521A3 (de) 1991-01-09

Similar Documents

Publication Publication Date Title
DK144783A (da) Fremgangsmaade til fremstilling af cycloalka(c)pyrrol-carboxylsyrederivater
DK160502C (da) Fremgangsmaade til fremstilling af en 7beta-malonamido-7alfa-methoxy-3-tetrazolylthiomethyl-1-dethia-1-oxa-3-cephem-4-carboxylsyreester
DK210083D0 (da) Fremgangsmade til fremstilling af 6a,10a-trans-hexahydrodibenzopyranoner
DK600584A (da) Fremgangsmaade til fjernelse af arsenurenheder fra hydrogenfluorid
DK166087C (da) Fremgangsmaade til fremstilling af oe(3-amino-3-carboxy)-propyl-1aaphosphinsyrederivater
DK101577A (da) Fremgangsmade til udvinding af phosphorsyre fra phosphatholdige mineraler
DK103683D0 (da) Fremgangsmade til fremstilling af 2-keto-l-gulonsyre
DK103583D0 (da) Fremgangsmade til fremstilling af 2-keto-l-gulonsyre
DK0399521T3 (da) Forbedret fremgangsmåde til fjernelse af cadmiumioner fra phosphorsyre fremstillet ved vådmetoden (vådphosphorsyre)
DK540781A (da) Fremgangsmaade til fremstilling af 2-hydronaphthalen-6-carboxylsyre
DK433987D0 (da) Fremgangsmaade til fremstilling af 1,12-dodecandisyre ii
GB8300450D0 (en) Removing organic materials from phosphoric acid
DK513580A (da) Fremgangsmaade til fremstilling af 4,5-diaryl-alfa (polyhalogenalkyl)-1h-imidazol-2-methanoler
DK275287A (da) Fremgangsmaade til fjernelse af koffein fra ubraendt kaffe
DK518883A (da) Fremgangsmaade til fremstilling af 1-oxa-beta-lactam-forbindelser
YU13681A (en) Process for obtaining uranium from phosphoric acid obtained by the wet method
DK299083A (da) Fremgangsmaade til fremstilling af cephalosporinforbindelser
DK202983D0 (da) Fremgangsmade til fremstilling af l-lysin
DK535083A (da) Fremgangsmaade til fremstilling af cephalosporinforbindelser
DK310583A (da) Fremgangsmaade til fremstilling af 7-amino-1-dethia-1-oxa-3-hydroxymethyl-cephem-4-carboxylsyrer
DE68911606D1 (de) Verfahren zur Beseitigung von Cadmium aus Phosphorsäure enthaltenden Lösungen.
DK156389C (da) Fremgangsmaade til fremstilling af nitromethan
DK155884C (da) Fremgangsmaade til fremstilling af diacetoneketogulonsyre
NO864374D0 (no) Fremgangsmaate ved fjerning av kadmium fra fosforsyreholdige loesninger.
DK158462C (da) Fremgangsmaade til fremstilling af 3-alkoxy- eller 3,3-dialkoxycarboxylsyreestere