DD226865A5 - Verfahren zur abtrennung von arsen aus sauren waessrigen loesungen, die arsen und andere metalle enthalten - Google Patents

Verfahren zur abtrennung von arsen aus sauren waessrigen loesungen, die arsen und andere metalle enthalten Download PDF

Info

Publication number: DD226865A5
Authority: DD; German Democratic Republic
Prior art keywords: item; arsenic; organic; solvent; water
Prior art date: 1983-07-07

Application number

DD84265010A

Other languages

German (de)

English (en)

Inventor

Renato Guerriero

Guiseppe Veronese

Agostino Baradel

Luigi Rivola

Original Assignee

Samim Soc Azionaria Minero Met

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.)

1983-07-07

Filing date

1984-07-06

Publication date

1985-09-04

1984-07-06 Application filed by Samim Soc Azionaria Minero Met filed Critical Samim Soc Azionaria Minero Met

1985-09-04 Publication of DD226865A5 publication Critical patent/DD226865A5/de

Links

RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims abstract description 35
238000000034 method Methods 0.000 title claims abstract description 27
230000002378 acidificating effect Effects 0.000 title claims abstract description 8
238000000926 separation method Methods 0.000 title claims abstract description 7
229910052751 metal Inorganic materials 0.000 title claims abstract description 6
239000002184 metal Substances 0.000 title claims abstract description 6
150000002739 metals Chemical class 0.000 title claims abstract description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 8
241000403635 Arses Species 0.000 title 1
238000001154 angle-resolved secondary electron spectroscopy Methods 0.000 title 1
239000007787 solid Substances 0.000 title 1
229910052785 arsenic Inorganic materials 0.000 claims abstract description 34
239000007864 aqueous solution Substances 0.000 claims abstract description 13
239000002904 solvent Substances 0.000 claims abstract description 13
239000003960 organic solvent Substances 0.000 claims abstract description 10
239000000243 solution Substances 0.000 claims description 18
YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 claims description 10
239000000203 mixture Substances 0.000 claims description 10
239000003929 acidic solution Substances 0.000 claims description 8
150000001298 alcohols Chemical class 0.000 claims description 7
229930195733 hydrocarbon Natural products 0.000 claims description 7
150000002430 hydrocarbons Chemical class 0.000 claims description 7
NMRPBPVERJPACX-UHFFFAOYSA-N (3S)-octan-3-ol Natural products CCCCCC(O)CC NMRPBPVERJPACX-UHFFFAOYSA-N 0.000 claims description 6
WOFPPJOZXUTRAU-UHFFFAOYSA-N 2-Ethyl-1-hexanol Natural products CCCCC(O)CCC WOFPPJOZXUTRAU-UHFFFAOYSA-N 0.000 claims description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
125000004432 carbon atom Chemical group C* 0.000 claims description 4
239000012670 alkaline solution Substances 0.000 claims description 3
230000007935 neutral effect Effects 0.000 claims description 3
PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 claims description 2
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 2
125000001931 aliphatic group Chemical group 0.000 claims description 2
125000003118 aryl group Chemical group 0.000 claims description 2
229910052938 sodium sulfate Inorganic materials 0.000 claims description 2
235000011152 sodium sulphate Nutrition 0.000 claims description 2
MWKFXSUHUHTGQN-UHFFFAOYSA-N decan-1-ol Chemical compound CCCCCCCCCCO MWKFXSUHUHTGQN-UHFFFAOYSA-N 0.000 claims 2
239000010949 copper Substances 0.000 description 19
229910052802 copper Inorganic materials 0.000 description 18
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 17
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 16
238000000605 extraction Methods 0.000 description 13
239000012074 organic phase Substances 0.000 description 11
239000008346 aqueous phase Substances 0.000 description 6
239000003792 electrolyte Substances 0.000 description 6
STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 5
ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 4
239000012071 phase Substances 0.000 description 4
239000004215 Carbon black (E152) Substances 0.000 description 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
239000007788 liquid Substances 0.000 description 3
SGVYKUFIHHTIFL-UHFFFAOYSA-N 2-methylnonane Chemical compound CCCCCCCC(C)C SGVYKUFIHHTIFL-UHFFFAOYSA-N 0.000 description 2
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
-1 alkylammonium chlorides Chemical class 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
239000012153 distilled water Substances 0.000 description 2
LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 2
239000012535 impurity Substances 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
150000003242 quaternary ammonium salts Chemical class 0.000 description 2
HJTAZXHBEBIQQX-UHFFFAOYSA-N 1,5-bis(chloromethyl)naphthalene Chemical compound C1=CC=C2C(CCl)=CC=CC2=C1CCl HJTAZXHBEBIQQX-UHFFFAOYSA-N 0.000 description 1
KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 1
QDTDKYHPHANITQ-UHFFFAOYSA-N 7-methyloctan-1-ol Chemical compound CC(C)CCCCCCO QDTDKYHPHANITQ-UHFFFAOYSA-N 0.000 description 1
241000612703 Augusta Species 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
229910000881 Cu alloy Inorganic materials 0.000 description 1
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
241000196324 Embryophyta Species 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
239000003513 alkali Substances 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
239000000956 alloy Substances 0.000 description 1
150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
RBFQJDQYXXHULB-UHFFFAOYSA-N arsane Chemical compound [AsH3] RBFQJDQYXXHULB-UHFFFAOYSA-N 0.000 description 1
GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000011109 contamination Methods 0.000 description 1
229910000365 copper sulfate Inorganic materials 0.000 description 1
ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
238000000151 deposition Methods 0.000 description 1
SEGLCEQVOFDUPX-UHFFFAOYSA-N di-(2-ethylhexyl)phosphoric acid Chemical compound CCCCC(CC)COP(O)(=O)OCC(CC)CCCC SEGLCEQVOFDUPX-UHFFFAOYSA-N 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
238000005868 electrolysis reaction Methods 0.000 description 1
239000000839 emulsion Substances 0.000 description 1
239000000284 extract Substances 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000006260 foam Substances 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
230000002401 inhibitory effect Effects 0.000 description 1
238000009871 lead metallurgy Methods 0.000 description 1
229910021645 metal ion Inorganic materials 0.000 description 1
XKBGEWXEAPTVCK-UHFFFAOYSA-M methyltrioctylammonium chloride Chemical compound [Cl-].CCCCCCCC[N+](C)(CCCCCCCC)CCCCCCCC XKBGEWXEAPTVCK-UHFFFAOYSA-M 0.000 description 1
238000002156 mixing Methods 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000007670 refining Methods 0.000 description 1
239000010802 sludge Substances 0.000 description 1
239000011877 solvent mixture Substances 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
150000003568 thioethers Chemical class 0.000 description 1
239000010936 titanium Substances 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
239000002341 toxic gas Substances 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
231100000925 very toxic Toxicity 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G28/00—Compounds of arsenic
- C01G28/001—Preparation involving a solvent-solvent 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
- C22B30/00—Obtaining antimony, arsenic or bismuth
- C22B30/04—Obtaining arsenic
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
- C01G3/10—Sulfates
- 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
- C22B3/262—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds using alcohols or phenols
- 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)
Engineering & Computer Science (AREA)
Inorganic Chemistry (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Materials Engineering (AREA)
Manufacturing & Machinery (AREA)
Geology (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Environmental & Geological Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Extraction Or Liquid Replacement (AREA)
Manufacture And Refinement Of Metals (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Removal Of Specific Substances (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

DD84265010A 1983-07-07 1984-07-06 Verfahren zur abtrennung von arsen aus sauren waessrigen loesungen, die arsen und andere metalle enthalten DD226865A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT21977/83A IT1194304B (it)	1983-07-07	1983-07-07	Procedimento per la separazione dell'arsenico da soluzioni acide che lo contengono

Publications (1)

Publication Number	Publication Date
DD226865A5 true DD226865A5 (de)	1985-09-04

Family

ID=11189661

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD84265010A DD226865A5 (de)	1983-07-07	1984-07-06	Verfahren zur abtrennung von arsen aus sauren waessrigen loesungen, die arsen und andere metalle enthalten

Country Status (26)

Country	Link
US (1)	US4547346A (fr)
JP (1)	JPS6036332A (fr)
KR (1)	KR890004536B1 (fr)
AT (1)	AT391884B (fr)
AU (1)	AU566693B2 (fr)
BE (1)	BE900107A (fr)
BR (1)	BR8403375A (fr)
CA (1)	CA1228734A (fr)
CS (1)	CS524584A2 (fr)
DD (1)	DD226865A5 (fr)
DE (1)	DE3423713C2 (fr)
ES (1)	ES534443A0 (fr)
FI (1)	FI79722C (fr)
FR (1)	FR2548654B1 (fr)
GB (1)	GB2151220B (fr)
IN (1)	IN161361B (fr)
IT (1)	IT1194304B (fr)
PL (1)	PL143949B1 (fr)
PT (1)	PT78855B (fr)
RO (1)	RO89422A (fr)
SE (1)	SE8403310L (fr)
TR (1)	TR22338A (fr)
YU (1)	YU119184A (fr)
ZA (1)	ZA844838B (fr)
ZM (1)	ZM5284A1 (fr)
ZW (1)	ZW9684A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1187725B (it) *	1985-08-01	1987-12-23	Eniricerche Spa	Procedimento per la separazione dell'arsenico da soluzioni acide che lo contengono
DE3725611A1 (de) *	1987-08-01	1989-02-09	Henkel Kgaa	Verfahren zur gemeinsamen abtrennung von stoerelementen aus wertmetall-elektrolytloesungen
DE3836731A1 (de) *	1988-10-28	1990-05-03	Henkel Kgaa	Verfahren zur abtrennung von stoerelementen aus wertmetall-elektrolytloesungen
DE4204994A1 (de) *	1992-02-19	1993-08-26	Henkel Kgaa	Verfahren zur abtrennung von stoerelementen aus wertmetall-loesungen
RU2409687C2 (ru) *	2008-09-19	2011-01-20	Федеральное государственное учреждение "Государственный научно-исследовательский институт промышленной экологии"	Способ получения элементного мышьяка
RU2483129C1 (ru) *	2012-03-02	2013-05-27	Федеральное государственное унитарное предприятие "Государственный научно-исследовательский, проектный и конструкторский институт горного дела и металлургии цветных металлов" ФГУП "Гипроцветмет"	Способ обезвреживания мышьяксодержащих сульфидных кеков

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3194652A (en) *	1963-08-19	1965-07-13	Int Nickel Co	Removal of metal contaminants from nickel-containing process solutions
JPS551354B2 (fr) *	1975-02-12	1980-01-12
CA1069316A (fr) *	1975-04-01	1980-01-08	Metallurgie Hoboken-Overpelt	Traitement de minerals ou de sous-produits metallurgiques a base d'arsenic et d'antimoine
LU72319A1 (fr) *	1975-04-18	1977-02-10
SU569259A1 (ru) *	1975-07-08	1978-10-15	Ордена Ленина Институт Геохимии И Аналитической Химии Им.В.И.Вернадского Ан Ссср	Способ извлечени мышь ка из кислых растворов
CA1076815A (fr) *	1976-12-03	1980-05-06	Noranda Mines Limited	Methode d'elimination par extraction au solvant de l'arsenic contenu dans des solutions aqueuses acides a teneur de cuivre et/ou de nickel
JPS56114830A (en) *	1980-02-14	1981-09-09	Nippon Mining Co Ltd	Separation and recovery of arsenic
JPS6042171B2 (ja) *	1980-08-11	1985-09-20	日本鉱業株式会社	砒素の選択的分離方法
DE3127900A1 (de) *	1981-07-15	1983-02-03	Hoechst Ag, 6000 Frankfurt	Verfahren zur extraktion von schwermetallionen aus waessrigen loesungen

1983
- 1983-07-07 IT IT21977/83A patent/IT1194304B/it active
1984
- 1984-06-20 SE SE8403310A patent/SE8403310L/ not_active Application Discontinuation
- 1984-06-20 ZW ZW96/84A patent/ZW9684A1/xx unknown
- 1984-06-25 ZA ZA844838A patent/ZA844838B/xx unknown
- 1984-06-25 GB GB08416162A patent/GB2151220B/en not_active Expired
- 1984-06-26 IN IN462/MAS/84A patent/IN161361B/en unknown
- 1984-06-27 DE DE3423713A patent/DE3423713C2/de not_active Expired
- 1984-07-02 AU AU30090/84A patent/AU566693B2/en not_active Ceased
- 1984-07-03 US US06/627,565 patent/US4547346A/en not_active Expired - Fee Related
- 1984-07-03 KR KR1019840003830A patent/KR890004536B1/ko not_active Expired
- 1984-07-04 ZM ZM52/84A patent/ZM5284A1/xx unknown
- 1984-07-04 RO RO84115138A patent/RO89422A/fr unknown
- 1984-07-04 TR TR4579/84A patent/TR22338A/xx unknown
- 1984-07-04 BR BR8403375A patent/BR8403375A/pt unknown
- 1984-07-05 CS CS845245A patent/CS524584A2/cs unknown
- 1984-07-05 FI FI842702A patent/FI79722C/fi not_active IP Right Cessation
- 1984-07-05 FR FR8410700A patent/FR2548654B1/fr not_active Expired - Fee Related
- 1984-07-05 PT PT78855A patent/PT78855B/pt unknown
- 1984-07-06 ES ES534443A patent/ES534443A0/es active Granted
- 1984-07-06 BE BE0/213294A patent/BE900107A/fr not_active IP Right Cessation
- 1984-07-06 DD DD84265010A patent/DD226865A5/de not_active IP Right Cessation
- 1984-07-06 PL PL1984248598A patent/PL143949B1/pl unknown
- 1984-07-06 CA CA000458329A patent/CA1228734A/fr not_active Expired
- 1984-07-06 YU YU01191/84A patent/YU119184A/xx unknown
- 1984-07-06 AT AT0219184A patent/AT391884B/de active
- 1984-07-06 JP JP59139222A patent/JPS6036332A/ja active Pending

Also Published As

Publication number	Publication date
IT1194304B (it)	1988-09-14
PL143949B1 (en)	1988-03-31
ES8507353A1 (es)	1985-09-01
FI79722C (fi)	1990-02-12
SE8403310L (sv)	1985-01-08
FI842702L (fi)	1985-01-08
FR2548654A1 (fr)	1985-01-11
PT78855B (en)	1986-10-23
AU3009084A (en)	1985-01-10
CS524584A2 (en)	1985-07-16
FI842702A0 (fi)	1984-07-05
KR850001310A (ko)	1985-03-18
FI79722B (fi)	1989-10-31
TR22338A (tr)	1987-02-16
AU566693B2 (en)	1987-10-29
ZM5284A1 (en)	1985-02-21
SE8403310D0 (sv)	1984-06-20
ES534443A0 (es)	1985-09-01
AT391884B (de)	1990-12-10
PT78855A (en)	1984-08-01
JPS6036332A (ja)	1985-02-25
IN161361B (fr)	1987-11-14
ATA219184A (de)	1990-06-15
CA1228734A (fr)	1987-11-03
DE3423713C2 (de)	1986-01-16
DE3423713A1 (de)	1985-01-24
GB8416162D0 (en)	1984-08-01
US4547346A (en)	1985-10-15
IT8321977A0 (it)	1983-07-07
BE900107A (fr)	1985-01-07
BR8403375A (pt)	1985-06-18
FR2548654B1 (fr)	1990-06-15
GB2151220A (en)	1985-07-17
ZA844838B (en)	1985-02-27
ZW9684A1 (en)	1984-11-21
YU119184A (en)	1988-02-29
PL248598A1 (en)	1985-04-09
GB2151220B (en)	1986-11-12
KR890004536B1 (ko)	1989-11-13
RO89422A (fr)	1986-06-30

Legal Events

Date	Code	Title	Description
2001-08-30	ENJ	Ceased due to non-payment of renewal fee

Publication	Publication Date	Title
EP0302345B1 (fr)	1992-06-24	Procédé pour séparer ensemble des éléments indésirables hors de solutions électrolytiques contenant des métaux de valeur
DE2617348C3 (de)	1978-05-11	Hydrometallurgisches Verfahren zur Behandlung schwefelhaltiger Mineralien
WO1990004654A1 (fr)	1990-05-03	Procede pour separer des elements parasites contenus dans des solutions electrolytiques de metaux de valeur
DE2820841A1 (de)	1978-11-23	Verfahren zur abtrennung von kobalt und nickel durch loesungsmittelextraktion
EP0627013B1 (fr)	1995-10-18	Procede de separation d'elements perturbateurs contenus dans des solutions de metaux d'interet
DE2917751A1 (de)	1980-01-31	Verfahren zur gewinnung von kupfer aus hochtoxischem, arsenhaltigem flugstaub aus schmelzoefen und bzw. oder aus raffinerieschlaemmen
DE1592264B2 (de)	1976-09-23	Verfahren zur trennung von kobalt und nickel aus einer kobalt- und nickelhaltigen waessrigen loesung
DE60004406T2 (de)	2004-06-09	Verfahren zur elektrolytischen herstellung von hochreinem zink oder zinkverbindungen aus primärem oder sekundärem zinkrohmaterial
DE3145006A1 (de)	1982-06-16	Verfahren zur gewinnung von gold aus anodenschlaemmen
AT391884B (de)	1990-12-10	Verfahren zur abtrennung von arsen aus sauren waessrigen loesungen, die arsen und andere metalle enthalten
EP0138801B1 (fr)	1987-04-15	Procédé d'affinage électrolytique de l'argent
DE1188054B (de)	1965-03-04	Verfahren zur Entfernung von Eisen aus einer waessrigen, eisenhaltigen Phosphorsaeureloesung
DE2150344B2 (de)	1980-05-22	Verfahren zur Trennung von Eisen (UI)-, Kobalt- und Nickelchlorid aus einer wäßrigen Lösung derselben
DE60110924T2 (de)	2006-04-27	Druckauslaugungsverfahren zur gewinnung von zink aus sulfiderzmaterialien
DE2621144A1 (de)	1977-11-17	Verfahren zur aufarbeitung von buntmetallhydroxidschlamm-abfaellen
EP0106118B1 (fr)	1986-06-11	Procédé pour l'élimination d'arsenic d'un électrolyte cuprique
DE2603874B2 (de)	1977-06-16	Verfahren zur entfernung von arsen aus einer arsen zusammen mit kupfer enthaltenden loesung
EP0280144B1 (fr)	1991-12-11	Utilisation d'esters de l'acide citrique et de mélanges de ces esters pour extraire le fer
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