PT86797A - Process for extracting iron ion from acid apuons solutions using partial esters of citric acid or mixtures thereof - Google Patents

Process for extracting iron ion from acid apuons solutions using partial esters of citric acid or mixtures thereof

Info

Publication number
PT86797A
PT86797A PT86797A PT8679788A PT86797A PT 86797 A PT86797 A PT 86797A PT 86797 A PT86797 A PT 86797A PT 8679788 A PT8679788 A PT 8679788A PT 86797 A PT86797 A PT 86797A
Authority
PT
Portugal
Prior art keywords
acid
partial esters
mixtures
citric acid
apuons
Prior art date
Application number
PT86797A
Other languages
English (en)
Other versions
PT86797B (pt
Inventor
Willi Buchmeier
Ralf Kehl
Werner Schwab
Original Assignee
Henkel Kgaa
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 Henkel Kgaa filed Critical Henkel Kgaa
Publication of PT86797A publication Critical patent/PT86797A/pt
Publication of PT86797B publication Critical patent/PT86797B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0009—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
    • C22B3/32—Carboxylic acids
    • C22B3/326—Ramified chain carboxylic acids or derivatives thereof, e.g. "versatic" acids
    • 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
PT86797A 1987-02-23 1988-02-19 Processo para a extraccao do iao ferro de solucoes aquosas acidas utilizando esteres parciais de acido citrico ou suas misturas PT86797B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873705721 DE3705721A1 (de) 1987-02-23 1987-02-23 Verwendung von citronensaeure-partialestern und deren mischungen zur eisenextraktion

Publications (2)

Publication Number Publication Date
PT86797A true PT86797A (pt) 1988-03-01
PT86797B PT86797B (pt) 1992-05-29

Family

ID=6321557

Family Applications (1)

Application Number Title Priority Date Filing Date
PT86797A PT86797B (pt) 1987-02-23 1988-02-19 Processo para a extraccao do iao ferro de solucoes aquosas acidas utilizando esteres parciais de acido citrico ou suas misturas

Country Status (17)

Country Link
US (1) US4820417A (pt)
EP (1) EP0280144B1 (pt)
JP (1) JP2625140B2 (pt)
AT (1) ATE70201T1 (pt)
AU (1) AU596275B2 (pt)
BR (1) BR8800713A (pt)
CA (1) CA1311619C (pt)
DE (2) DE3705721A1 (pt)
ES (1) ES2028145T3 (pt)
FI (1) FI84138C (pt)
MX (1) MX163990B (pt)
NO (1) NO880762L (pt)
PL (1) PL270798A1 (pt)
PT (1) PT86797B (pt)
RO (1) RO100633A2 (pt)
YU (1) YU32288A (pt)
ZA (1) ZA881225B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19605289A1 (de) * 1996-02-13 1997-08-14 Lehmann Riekert Achim Herstellung von Kupfer aus gereinigten Erzkonzentraten
US6210078B1 (en) 1999-06-02 2001-04-03 Southern Company Services Methods for the in situ removal of a contaminant from soil
PE20161084A1 (es) 2014-03-07 2016-11-19 Basf Se Metodos y sistemas para controlar la concentracion de impurezas metalicas durante procesos metalurgicos
US10208389B2 (en) 2015-08-26 2019-02-19 Basf Se Methods and systems for reducing impurity metal from a refinery electrolyte solution
JP7220904B2 (ja) * 2018-03-07 2023-02-13 国立研究開発法人量子科学技術研究開発機構 グルカミン誘導体、グルカミン誘導体からなる金属吸着剤、グルカミン誘導体からなる金属吸着剤を備える金属抽出装置、金属抽出キット

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL174019C (nl) * 1973-01-31 1984-04-16 Shell Int Research Werkwijze voor de extractie van ferriverbindingen uit een waterige oplossing.
CA1098719A (en) * 1977-07-06 1981-04-07 Andrew J. Oliver Solvent extraction of non-ferrous metals from iron- containing solutions
US4190463A (en) * 1979-02-05 1980-02-26 Nalco Chemical Company Method of removing iron oxide deposits from heat transfer surfaces
US4280897A (en) * 1980-05-27 1981-07-28 Uop Inc. Removal of contaminating metals from FCC catalyst by NH4 citrate chelates
JPS5871344A (ja) * 1981-10-22 1983-04-28 Asaka Riken Kogyo Kk 金の精製法
AU9142982A (en) * 1982-03-25 1983-09-29 Solex Research Corp. Of Japan Solvent extraction process

Also Published As

Publication number Publication date
PL270798A1 (en) 1989-03-06
US4820417A (en) 1989-04-11
EP0280144A2 (de) 1988-08-31
PT86797B (pt) 1992-05-29
RO100633A2 (ro) 1991-09-04
DE3705721A1 (de) 1988-09-01
AU1202488A (en) 1988-08-25
ATE70201T1 (de) 1991-12-15
NO880762D0 (no) 1988-02-22
FI84138B (fi) 1991-07-15
DE3866726D1 (de) 1992-01-23
FI880807A0 (fi) 1988-02-22
BR8800713A (pt) 1988-10-04
FI880807A (fi) 1988-08-24
MX163990B (es) 1992-07-07
RO100633B1 (ro) 1991-01-30
YU32288A (en) 1990-06-30
EP0280144A3 (en) 1989-11-15
AU596275B2 (en) 1990-04-26
JPS63227727A (ja) 1988-09-22
JP2625140B2 (ja) 1997-07-02
NO880762L (no) 1988-08-24
FI84138C (fi) 1991-10-25
CA1311619C (en) 1992-12-22
EP0280144B1 (de) 1991-12-11
ES2028145T3 (es) 1992-07-01
ZA881225B (en) 1988-08-22

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19911125

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19930531