NO831171L - Fremgangsmaate til adskillelse av tungmetallforbindelser fra mellomprodukter ved fabrikasjon av fosforgjoedningsmidler - Google Patents

Fremgangsmaate til adskillelse av tungmetallforbindelser fra mellomprodukter ved fabrikasjon av fosforgjoedningsmidler

Info

Publication number: NO831171L
Authority: NO; Norway
Prior art keywords: phosphous; pollutants; intermediates; separation; procedure
Prior art date: 1982-04-05

Application number

NO831171A

Other languages

English (en)

Other versions

NO159373B (no

NO159373C (no

Inventor

Helmold Von Plessen

Reinhard Gradl

Guenther Schimmel

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.)

1982-04-05

Filing date

1983-03-29

Publication date

1983-10-06

1983-03-29 Application filed by Hoechst Ag filed Critical Hoechst Ag

1983-10-06 Publication of NO831171L publication Critical patent/NO831171L/no

1988-09-12 Publication of NO159373B publication Critical patent/NO159373B/no

1988-12-21 Publication of NO159373C publication Critical patent/NO159373C/no

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)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Treating Waste Gases (AREA)
Fertilizers (AREA)
Removal Of Specific Substances (AREA)

NO831171A 1982-04-05 1983-03-29 Fremgangsmaate til adskillelse av tungmetallforbindelser fra mellomprodukter ved fabrikasjon av fosforgjoedningsmidler NO159373C (no)

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 (3)

Publication Number	Publication Date
NO831171L true NO831171L (no)	1983-10-06
NO159373B NO159373B (no)	1988-09-12
NO159373C NO159373C (no)	1988-12-21

Family

ID=6160297

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO831171A NO159373C (no)	1982-04-05	1983-03-29	Fremgangsmaate til adskillelse av tungmetallforbindelser fra mellomprodukter ved fabrikasjon av fosforgjoedningsmidler

Country Status (5)

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

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
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.
US20040179984A1 (en) *	2003-03-13	2004-09-16	Nagaraj D. R.	Process for removing metal impurities from wet process phosphoric acid and compositions thereof
JP6099737B2 (ja) *	2012-06-21	2017-03-22	オウトテック（フィンランド）オーワイ	リン含有出発原料から重金属を分離するためのプロセス及びプラント
WO2019071108A2 (en)	2017-10-08	2019-04-11	Cytec Industries Inc.	COMPOSITIONS AND METHODS FOR REMOVING HEAVY METALS FROM PHOSPHORIC ACID SOURCES
EP3925710A1 (en) *	2020-06-16	2021-12-22	Yara International ASA	Method for treating solid hazardous heavy metal-containing compositions
EP3964478A1 (en)	2020-09-08	2022-03-09	Yara International ASA	Process for the removal of heavy metals from a phosphoric acid containing composition
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
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
AU2021294256B2 (en) *	2020-06-16	2024-01-04	Yara International Asa	Process for the removal of heavy metals from a phosphoric acid containing composition
BR112022021798A2 (pt)	2020-06-16	2022-12-27	Yara Int Asa	Processo para a remoção de metais pesados de uma composição contendo ácido fosfórico usando um tensoativo polimérico iônico e uso do dito tensoativo na precipitação de metais pesados em uma composição contendo ácido fosfórico
WO2021255062A1 (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
EP4580987A1 (en)	2022-09-02	2025-07-09	Cytec Industries Inc.	Reagents and processes for removing heavy metals from phosphoric acid solutions
AU2023381612A1 (en)	2022-11-17	2025-05-22	Cytec Industries Inc.	Compositions and processes for removing heavy metals from phosphoric acid containing streams
FR3146604B1 (fr) *	2023-03-16	2025-10-17	Univ Mohammed Vi Polytechnique	Procédé de traitement de l’acide phosphorique par flottation ionique
AU2024303923A1 (en)	2023-06-15	2025-12-04	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"
DE3209183A1 (de) *	1982-03-13	1983-09-15	Hoechst Ag, 6230 Frankfurt	Verfahren zur abtrennung von schwermetallverbindungen aus zwischenprodukten der fabrikation von phosphorduengemitteln
DE3142666A1 (de) *	1981-10-28	1983-05-05	Hoechst Ag, 6230 Frankfurt	Verfahren zur abtrennung von schwermetallbestandteilen aus zwischenprodukten der fabrikation von phosphorduengemitteln

1982
- 1982-04-05 DE DE19823212675 patent/DE3212675A1/de not_active Withdrawn
1983
- 1983-03-26 EP EP83103017A patent/EP0091043B1/de not_active Expired
- 1983-03-26 DE DE8383103017T patent/DE3360156D1/de not_active Expired
- 1983-03-29 NO NO831171A patent/NO159373C/no unknown
- 1983-03-30 ES ES521122A patent/ES8401750A1/es not_active Expired
- 1983-04-01 US US06/481,281 patent/US4479924A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US4479924A (en)	1984-10-30
EP0091043B1 (de)	1985-05-02
NO159373B (no)	1988-09-12
EP0091043A1 (de)	1983-10-12
ES521122A0 (es)	1984-01-01
DE3212675A1 (de)	1983-10-06
DE3360156D1 (en)	1985-06-05
ES8401750A1 (es)	1984-01-01
NO159373C (no)	1988-12-21

Publication	Publication Date	Title
NO831171L (no)	1983-10-06	Fremgangsmaate til adskillelse av tungmetallforbindelser fra mellomprodukter ved fabrikasjon av fosforgjoedningsmidler
NO810358L (no)	1981-08-05	Fremgangsmaate ved fremstilling av antihypercholesterolemiske
DE3173238D1 (en)	1986-01-30	Process for the production of adsorptive gas traps
NO154864C (no)	1987-01-07	Fremgangsmaate ved fremstilling av renset detoksifisert endotoksin.
NO834422L (no)	1984-06-04	Fremstilling av nitrogen ved kryogen separering av luft
NO820932L (no)	1982-09-24	Fremgangsmaate ved fremstilling av bicycliske lactamer
NO841540L (no)	1984-04-17	Fremgangsmaate ved fremstilling av bredspektrede influensaantisera
NO158116C (no)	1988-07-13	Fremstilling av nitrogen ved kryogenseparering av luft.
NO833914L (no)	1984-04-30	Fremgangsmaate ved fremstilling av hjul
MX157082A (es)	1988-10-27	Procedimiento mejorado para separar compuestos de azufre de un gas
NO156456C (no)	1987-09-23	Fremgangsmaate ved fjerning av belegg fra skrapaluminium.
EP0167361A3 (en)	1988-04-27	Method for the separation of gas from oil
NO834182L (no)	1984-05-18	Fremgangsmaate ved fjerning av urenheter fra smeltet aluminium
NO831445L (no)	1983-10-27	Fremgangsmaate for deemulgering ved hjelp av ammonium-polyamidoaminer
NO830137L (no)	1983-07-19	Fremgangsmaate for fjerning av h2s fra gassblandinger ved bruk av diaminoetere
EP0038410A3 (en)	1981-11-04	Device for the separation or fractionated purification of gas mixtures
NO831607L (no)	1983-11-07	Fremgangsmaate ved fremstilling av sponplater
NO820416L (no)	1982-08-17	Gasslaser for eksitering ved kondensatorutladning
NO161383C (no)	1989-08-09	Fremgangsmaate ved fremstilling av aluminium-siliciumlegeringer.
IT8068205A0 (it)	1980-07-25	Separatore per la depurazione di sospensioni
DK65583A (da)	1983-02-15	Separator til separering af gas fra olie
GB2067200B (en)	1983-03-23	Separation of plasma albumin by ultra filtration
ES502889A0 (es)	1982-04-01	Procedimiento para la separacion de polvo desde gases de destilacion
NO151294C (no)	1985-03-13	Fremstilling av enzymet beta-glukanase ved gjaering av sopper
YU142981A (en)	1984-04-30	Process for the purification of metal