[go: up one dir, main page]

BR8400739A - Processo para a obtencao hidrometalurgica de metais nobres a partir de materiais contendo os mesmos,mediante tratamento com tioureia - Google Patents

Processo para a obtencao hidrometalurgica de metais nobres a partir de materiais contendo os mesmos,mediante tratamento com tioureia

Info

Publication number
BR8400739A
BR8400739A BR8400739A BR8400739A BR8400739A BR 8400739 A BR8400739 A BR 8400739A BR 8400739 A BR8400739 A BR 8400739A BR 8400739 A BR8400739 A BR 8400739A BR 8400739 A BR8400739 A BR 8400739A
Authority
BR
Brazil
Prior art keywords
hydrometalurgic
thiourea
obtaining
treatment
same
Prior art date
Application number
BR8400739A
Other languages
English (en)
Inventor
Reinhold Dr Schulze
Original Assignee
Sueddeutsche Kalkstickstoff
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 Sueddeutsche Kalkstickstoff filed Critical Sueddeutsche Kalkstickstoff
Publication of BR8400739A publication Critical patent/BR8400739A/pt

Links

Classifications

    • 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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • 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
    • 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
    • C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/903—Nitrogenous

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR8400739A 1983-02-22 1984-02-20 Processo para a obtencao hidrometalurgica de metais nobres a partir de materiais contendo os mesmos,mediante tratamento com tioureia BR8400739A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3306130 1983-02-22

Publications (1)

Publication Number Publication Date
BR8400739A true BR8400739A (pt) 1984-09-25

Family

ID=6191518

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8400739A BR8400739A (pt) 1983-02-22 1984-02-20 Processo para a obtencao hidrometalurgica de metais nobres a partir de materiais contendo os mesmos,mediante tratamento com tioureia

Country Status (8)

Country Link
US (1) US4561947A (pt)
AU (1) AU559401B2 (pt)
BR (1) BR8400739A (pt)
CA (1) CA1220345A (pt)
FI (1) FI840620L (pt)
FR (1) FR2541311A1 (pt)
SE (1) SE8400910L (pt)
ZA (1) ZA84929B (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU580155B2 (en) * 1985-05-01 1989-01-05 Norcim Investments Pty. Ltd. Gold recovery processes
GB2181722B (en) * 1985-08-15 1989-08-02 Roger Harper Little Method for the recovery of precious metals from ores
PH21188A (en) * 1985-09-10 1987-08-12 Butler Dean Leaching process
CA1321077C (en) * 1986-08-26 1993-08-10 Lucia Rosato Process for the recovery of silver from zinc plant calcines and neutral or low acid leach residues with thiourea
US4816235A (en) * 1987-02-24 1989-03-28 Batric Pesic Silver and manganese recovery using acidified thiourea
US4778519A (en) * 1987-02-24 1988-10-18 Batric Pesic Recovery of precious metals from a thiourea leach
CA1306613C (en) * 1987-05-15 1992-08-25 Guy Deschenes Recovery of gold from aqueous solutions
DE3801340C1 (pt) * 1988-01-19 1989-03-16 Skw Trostberg Ag, 8223 Trostberg, De
US4902345A (en) * 1989-01-12 1990-02-20 Newmont Gold Co. Treatment of refractory carbonaceous and sulfidic ores or concentrates for precious metal recovery
GB8914037D0 (en) * 1989-06-19 1989-08-09 Univ Cardiff Dissolving values of platinum group metals from ores and concentrates
NZ237011A (en) * 1990-02-23 1992-06-25 Cra Services Extraction and recovery of gold by treatment with an acidic lixiviant solution
CN1035683C (zh) * 1992-07-21 1997-08-20 西安冶金建筑学院 用硫脲提取金、银的方法
US5456738A (en) * 1994-05-09 1995-10-10 Gil; David J. Portable metal extraction machine and method of using
GB2349876B (en) * 1999-05-10 2003-03-05 Rio Tinto Technology Dev Ltd Process for the Recovery of Noble Metals
US6451275B1 (en) * 2000-03-10 2002-09-17 Lakefield Research Limited Methods for reducing cyanide consumption in precious metal recovery by reducing the content of intermediate sulfur oxidation products therein
GB2414740B (en) * 2003-04-02 2006-07-19 Viatcheslav Dmitrie Shapovalov Method for recovery of nonferrous, rare and precious metals from robust minerals
GB0408805D0 (en) * 2004-04-08 2004-05-26 Accentus Plc Precious metal recovery
WO2009017434A1 (fr) * 2007-07-30 2009-02-05 Shapovalov Viatcheslav Dmitrie Procédé d'extraction de métaux non ferreux, radioactifs ou nobles à partir de matières premières minérales réfractaires
RU2540236C2 (ru) * 2013-05-07 2015-02-10 Федеральное государственное бюджетное учреждение науки Институт химии Дальневосточного отделения Российской академии наук (ИХ ДВО РАН) Способ переработки высокоуглеродистых золотоносных пород
US10961604B2 (en) 2015-04-17 2021-03-30 The University Of British Columbia Process for leaching metal sulfides with reagents having thiocarbonyl functional groups
JP2020522606A (ja) * 2016-10-19 2020-07-30 ザ ユニバーシティ オブ ブリティッシュ コロンビアＴｈｅ Ｕｎｉｖｅｒｓｉｔｙ Ｏｆ Ｂｒｉｔｉｓｈ Ｃｏｌｕｍｂｉａ チオカルボニル官能基を有する試薬による金属硫化物の浸出方法
CN106929671B (zh) * 2017-05-03 2019-01-08 中南大学 一种控电位强化浸金的方法及装置
CN111744462B (zh) * 2019-03-28 2024-09-24 日产化学株式会社 用于将环氧树脂中的金属杂质除去的金属吸附剂及金属除去方法
CN111041207A (zh) * 2019-11-28 2020-04-21 中国电器科学研究院股份有限公司 一种电化学浸金剂及从废旧镀金线路板中回收金的方法
WO2022056621A1 (en) 2020-09-18 2022-03-24 The University Of British Columbia Extraction of base metals using carbonaceous matter and a thiocarbonyl functional group reagent
MX2023003207A (es) 2020-09-18 2023-04-27 Jetti Resources Llc Extracto de metales base con un agente humectante y un reactivo de grupo funcional de tiocarbonilo.
CN115558788B (zh) * 2022-09-26 2025-01-07 核工业北京化工冶金研究院 一种还原法从碱性铀溶液中沉淀铀产品的工艺方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969244A (en) * 1970-06-09 1976-07-13 Hokuetsu Carbon Industry Co., Ltd Method of adsorbing heavy metals
US4011304A (en) * 1975-03-05 1977-03-08 Air Resources, Inc. Method for controlling removal of hydrogen sulfide from gases
BE847441A (fr) * 1976-10-19 1977-02-14 Procede pour recuperer des metaux precieux de matieres en contenant.
JPS53132167A (en) * 1977-04-25 1978-11-17 Kakouki Kankiyou Saabisu Kk Method of treating waste water utilizing valve drainage sludge calcined ash
US4283224A (en) * 1980-05-05 1981-08-11 Southwire Company Separative treatment of anode slime
FR2483463A1 (fr) * 1980-06-03 1981-12-04 Salsigne Mines Produits Chimiq Procede pour la recuperation d'or et/ou d'argent et eventuellement de bismuth contenus dans des minerais sulfures et/ou de sulfoarseniures
DD151634A1 (de) * 1980-06-19 1981-10-28 Josef Loebel Verfahren zur rueckgewinnung von goldporzellanbruch

Also Published As

Publication number Publication date
FR2541311A1 (fr) 1984-08-24
AU559401B2 (en) 1987-03-12
US4561947A (en) 1985-12-31
CA1220345A (en) 1987-04-14
FI840620A0 (fi) 1984-02-15
FI840620A7 (fi) 1984-08-23
AU2441484A (en) 1984-08-30
FI840620L (fi) 1984-08-23
SE8400910L (sv) 1984-08-23
ZA84929B (en) 1984-09-26
SE8400910D0 (sv) 1984-02-20

Similar Documents

Publication Publication Date Title
BR8400739A (pt) Processo para a obtencao hidrometalurgica de metais nobres a partir de materiais contendo os mesmos,mediante tratamento com tioureia
BR8704461A (pt) Composicoes fungicidas,compostos,emprego e processo para a preparacao dos compostos
ES2024498B3 (es) Proceso para la carbonilacion de compuestos con insaturacion olefinica con un catalizador de paladio.
BR8406704A (pt) Processo para obtencao de metais nobres
IT8319360A0 (it) Metodo per la deidrociclizzazione degli alcani mediante catalizzatore.
ES2016102B3 (es) Proceso para la carbonilacion de compuestos con insaturacion olefinica con un catalizador de paladio.
PT88079A (pt) Processo para a preparacao de arroz a valenciana pre-cozinhado
BR8605269A (pt) Processo para preparacao de(2,2)-paraciclofano
IT8819262A0 (it) Processo per la metallizzazione dimateriali fibrosi.
BR8206567A (pt) Processo para preparacao de 4,4'-diisocianatodifenilmetano
IT8121263A0 (it) Processo per la preparazione disolfuri organici.
BR8706915A (pt) Processo para a preparacao de derivados metoxibenzofenona,metoxibenzofenonas e composto
BR8205514A (pt) Processo para a preparacao de 1,2-dicloroetano
IT8223775A0 (it) Processo per la sintesi di urea.
BR8800752A (pt) Processo para a preparacao de um composto formazano de complexo de cobre,e processo para tingir material
BR8905904A (pt) Composto quimico,processo para a preparacao de um composto de azabiciclo-alqueno e processo para a preparacao de n-fosfono-metil-glicina
BR8200922A (pt) Processo para a preparacao de 1,2,-dicloroetano
BR8306694A (pt) Processo para a preparacao de 1,2-dicloroetano
BR8207099A (pt) Mistura de catalisador e processo para a preparacao de 1,2-dicloroetano
IT8224160A0 (it) Processo per la preparazione di miscele catalitiche.
BR8905816A (pt) Processo para preparacao de compostos de epoxido
BR8306513A (pt) Compostos,processo para a producao dos mesmos,medicamentos e uso de tais compostos
BR8704322A (pt) Processo para a preparacao de compostos,utilizacao e compostos obtidos
BR8205222A (pt) Processo para a preparacao de azometinas de 4-amino-6-halogeno-terciobutil-1,2,4-triazin-5-onas composicoes herbicidas processos para o combate do crescimento indesejado de plantas e para a preparacao de composicoes
BR8204786A (pt) Processo para a preparacao de 2-fenil-2h-1,2,3-triazois