NO902245L - Fremgangsmaate for aa fjerne kadmiumioner fra fosforsyre. - Google Patents

Fremgangsmaate for aa fjerne kadmiumioner fra fosforsyre.

Info

Publication number
NO902245L
NO902245L NO90902245A NO902245A NO902245L NO 902245 L NO902245 L NO 902245L NO 90902245 A NO90902245 A NO 90902245A NO 902245 A NO902245 A NO 902245A NO 902245 L NO902245 L NO 902245L
Authority
NO
Norway
Prior art keywords
phosphoric acid
cadmiumions
removal
procedure
liquid
Prior art date
Application number
NO90902245A
Other languages
English (en)
Norwegian (no)
Other versions
NO902245D0 (no
Inventor
Klaus Frankenfeld
Klaus Beltz
Gerhard Eich
Klaus 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
Publication of NO902245D0 publication Critical patent/NO902245D0/no
Publication of NO902245L publication Critical patent/NO902245L/no

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
    • 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
    • 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
    • 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)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Physical Water Treatments (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
NO90902245A 1989-05-26 1990-05-22 Fremgangsmaate for aa fjerne kadmiumioner fra fosforsyre. NO902245L (no)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
NO902245D0 NO902245D0 (no) 1990-05-22
NO902245L true NO902245L (no) 1990-11-27

Family

ID=6381457

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90902245A NO902245L (no) 1989-05-26 1990-05-22 Fremgangsmaate for aa fjerne kadmiumioner fra fosforsyre.

Country Status (12)

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

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 (fr) * 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
EP0399521A2 (fr) 1990-11-28
DE4010778A1 (de) 1990-11-29
ES2057269T3 (es) 1994-10-16
OA09450A (en) 1992-10-15
NO902245D0 (no) 1990-05-22
MA21853A1 (fr) 1990-12-31
DK0399521T3 (da) 1994-08-22
IL94463A0 (en) 1991-03-10
IL94463A (en) 1994-11-11
FI90652C (fi) 1994-03-10
FI902518A0 (fi) 1990-05-22
JPH0388704A (ja) 1991-04-15
EP0399521B1 (fr) 1994-07-27
DE59006556D1 (de) 1994-09-01
FI90652B (fi) 1993-11-30
TNSN90070A1 (fr) 1991-03-05
EP0399521A3 (fr) 1991-01-09
US5068094A (en) 1991-11-26

Similar Documents

Publication Publication Date Title
ES455383A1 (es) Procedimiento para extractar valores metalicos de solucionesacuosas de sales metalicas.
GR890100128A (el) Μεθοδος αφαιρεσεως βαρεων μεταλλων ιδιως του καδμιου απο διαλυματα που περιεχουν φωσφορικο οξυ.
BR8204101A (pt) Processo para a extracao liquido/liquido de ions de metal pesado de solucoes acidas aquosas
IL49926A (en) Method for removing fluorine from phosphoric acid
NO902245L (no) Fremgangsmaate for aa fjerne kadmiumioner fra fosforsyre.
RO85712B (ro) Procedeu de extractie a uraniului din solutii fosforice acide
PH13609A (en) Process for recovering alcoholic phosphoric acid solutions from acid phosphates
FR2435533A1 (fr) Procede de recuperation de l'indium
DE3364504D1 (en) Process for the removal of cadmium from acid solutions, especially those containing p2o5
FR2169167A1 (en) Removal of monobasic acids from aqs metal salt solns - - using organic reagents which form adducts with the acids
MA19975A1 (fr) Procede de purification de l'acide phosphorique prepare par voie humide
ES450701A1 (es) Procedimiento para producir un acido fosforico del grado tecnico.
ATE4794T1 (de) Verfahren zum wiedergewinnen von in phosphatverbindungen enthaltenem uran.
ES2077996T3 (es) Procedimiento para la purificacion y la recuperacion de acido ortofosforico por extraccion liquido-liquido.
ATE203527T1 (de) Verfahren zur gewinnung von ascorbinsäure
GB1516480A (en) Process for removing sulphate ions from extracted phosphoric acid
JPS5339971A (en) Treating method for aged solution of chromium plating
AU6878687A (en) Method for the removal of lead chlorides from rare earths
ES8200624A1 (es) Procedimiento para purificar un acido fosforico por via hu- meda
JPS5317596A (en) Purifying method for wet-process phosphoric acid
GB1262469A (en) Separation procedure
ES485543A1 (es) Procedimiento para recuperar el uranio presente en compues- tos fosfatados
ES8609499A1 (es) Procedimiento e instalacion para reextraer en varios pasos sucesivos el uranio de un extractante
JPS5226555A (en) Method for recovering polyamides
JPS53110997A (en) Purifying method for impure phosphoric acid