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
Authority: DK; Denmark
Prior art keywords: phosphoric acid; wet; cadmium ions; removing cadmium; improved method
Prior art date: 1989-05-26

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.)

1989-05-26

Filing date

1990-05-23

Publication date

1994-08-22

1990-05-23 Application filed by Budenheim Rud A Oetker Chemie filed Critical Budenheim Rud A Oetker Chemie

1994-08-22 Application granted granted Critical

1994-08-22 Publication of DK0399521T3 publication Critical patent/DK0399521T3/da

Links

NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title 4
229910000147 aluminium phosphate Inorganic materials 0.000 title 2
WLZRMCYVCSSEQC-UHFFFAOYSA-N cadmium(2+) Chemical compound [Cd+2] WLZRMCYVCSSEQC-UHFFFAOYSA-N 0.000 title 1

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)
Physical Water Treatments (AREA)
Processing Of Solid Wastes (AREA)
Soil Conditioners And Soil-Stabilizing Materials (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Inorganic Compounds Of Heavy Metals (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 (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
GB1053929A (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

1990
- 1990-04-04 DE DE4010778A patent/DE4010778A1/de not_active Withdrawn
- 1990-05-22 NO NO90902245A patent/NO902245L/no unknown
- 1990-05-22 FI FI902518A patent/FI90652C/fi not_active IP Right Cessation
- 1990-05-22 IL IL9446390A patent/IL94463A/en not_active IP Right Cessation
- 1990-05-22 MA MA22119A patent/MA21853A1/fr unknown
- 1990-05-23 DK DK90109860.8T patent/DK0399521T3/da active
- 1990-05-23 EP EP90109860A patent/EP0399521B1/fr not_active Expired - Lifetime
- 1990-05-23 DE DE59006556T patent/DE59006556D1/de not_active Expired - Fee Related
- 1990-05-23 ES ES90109860T patent/ES2057269T3/es not_active Expired - Lifetime
- 1990-05-25 US US07/529,193 patent/US5068094A/en not_active Expired - Fee Related
- 1990-05-25 OA OA59795A patent/OA09450A/xx unknown
- 1990-05-25 TN TNTNSN90070A patent/TNSN90070A1/fr unknown
- 1990-05-25 JP JP2136894A patent/JPH0388704A/ja active Pending

Also Published As

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

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