Kopana le Kazakhstan ho theha Indasteri e Ntle ea Merafo ea Khauta

Kopana Matsoho le Kazakhstan ho Theha Indasteri e Ntle ea Merafo ea Khauta ea Sodium Cyanide Extraction Molao-motheo oa Setekheniki Litšenyehelo Molemo ka ho Fetisisa Mature Process Wide Adaptability Services Enterprises in No. 1picture

Leqhubung le ntseng le eketseha la indasteri ea merafo ea khauta lefatšeng ka bophara, Kazakhstan e maemong a bohlokoa ka lisebelisoa tsa eona tse ngata tsa morafo oa khauta. Hona joale, ka tjantjello le botšepehi bo felletseng, re tlisa lik'hemik'hale tse hloahloa tsa khauta - Sodium cyanide, hammoho le tse felletseng Litšebeletso tsa Tšebeletso, re lebeletse ho tsamaea re bapile le likhoebo tsa merafong ea khauta Kazakhstan le ho bula ka kopanelo khaolo e ncha ea tšebeliso le ho ntšoa ha merafo ea khauta.

I. Ka botebo Analysis of the Technical Principle of Cyanide Gold Extraction

Kopana Matsoho le Kazakhstan ho Theha Indasteri e Ntle ea Merafo ea Khauta ea Sodium Cyanide Extraction Molao-motheo oa Setekheniki Litšenyehelo Molemo ka ho Fetisisa Mature Process Wide Adaptability Services Enterprises in No. 2picture


The Khauta ea Cyanide ts'ebetso e sebelisoa haholo sebakeng sa merafo ea khauta, ho ipapisitse le mokhoa oa eona o ikhethang le o tsotehang oa karabelo ea lik'hemik'hale. Neng sodium cyanide (NaCN) tharollo e kopana le ore ea khauta, letoto la likarabelo tse rarahaneng le tse hlophisehileng li etsahala ka khutso.

Ntlha ea pele, sebakeng sa aerobic, Sodium cyanide e etsa hydrolysis e fokolang ka metsing ho hlahisa li-ion tsa cyanide (CN⁻). Ka ho kenya letsoho ha oksijene moeeng, khauta e ba le karabelo e rarahaneng le li-ion tsa cyanide. The chemical reaction equation ke: 4Au + 8NaCN + O₂ + 2H₂O = 4NaAu(CN)₂ + 4NaOH. Karabelong ena, khauta e entsoe ka oxidized ho li-ion tsa khauta tse monovalent (Au⁺) mme e theha motsoako o tsitsitseng - sodium dicyanoaurate (NaAu(CN) ₂) e nang le li-ion tsa cyanide, kahoo e etsa hore khauta e qhibilihe ka har'a tharollo.

Ka mor'a moo, khauta e qhibilihisitsoeng ka har'a tharollo e hloka ho ntšoa. E 'ngoe ea mekhoa e sebelisoang hangata ke mokhoa oa ho fetola phofo ea zinc. Ha phofo ea zinki (Zn) e kenngoa ho tharollo e nang le sodium dicyanoaurate, ka lebaka la ts'ebetso e matla ea tšepe ea zinki ho feta ea khauta, karabelo e latelang ea phetoho e etsahala: 2NaAu (CN) ₂ + Zn = 2Au + Na₂Zn (CN) ₄. Ts'ebetsong ena, li-ion tsa khauta ka tharollo li nkeloa sebaka ke zinki le precipitate ka mokhoa oa khauta ea mantlha, ka hona ho fihlela ho ntšoa ha khauta.

Mokhoa o mong o sebelisoang hangata ke mokhoa oa activated carbon adsorption. Khabone e kentsoeng e na le sebaka se seholo se ikhethileng le sebopeho se ruileng sa microporous, 'me e na le matla a matla a ho bapatsa bakeng sa li-ion tsa dicyanoaurate (Au(CN)₂⁻). Ha tharollo e nang le li-complexes tsa khauta e feta ka har'a bethe ea k'habone e kentsoeng, li-complexes tsa khauta li adsorbed holim'a khabone e entsoeng. Ebe, ka mekhoa e latelang e kang desorption le electrolysis, khauta e aroloa ho carbon activated ho fumana khauta e hloekileng.

II. Melemo ea Ts'ebetso ea Khauta ea Cyanide e hlakile

1. Molemo o Molemo oa Litšenyehelo

Joaloka k'hemik'hale ea bohlokoa ts'ebetsong ea ho ntša khauta ea cyanide, theko ea sodium cyanide e batla e tsitsitse 'me litšenyehelo tsa eona li ka laoloa ka tlhahiso e kholo. Sena se kgontsha dikgwebo tsa merafo ya kgauta ho laola ka nepo ditjeho tsa ho rala nakong ya tlhahiso le tshebetso ya nako e telele, le ho ntlafatsa melemo ya moruo. Ha ho bapisoa le li-reagents tse ling tse turang tse hlokoang ke lits'ebetso tse ling tsa ho hula khauta, the Litšenyehelo Molemo ea sodium cyanide e iponahatsa, e fokotsa khatello ea lichelete ho likhoebo le ho ntlafatsa tlholisano ea bona ea mebaraka.

2. Ho Feta Ho Fetisisa Ho Phahamisa Khauta ka Katleho

Ts'ebetso ea ho ntša khauta ea cyanide e na le matla a matla a ho qhibiliha bakeng sa khauta 'me e ka ntša khauta ka botlalo ho tloha ore. Tlas'a maemo a nepahetseng a ts'ebetso, sekhahla sa ho khutlisa khauta se ka fihla boemong bo batlang bo phahame, ho bolelang hore likhoebo li ka fumana khauta e ngata ho tsoa ho ore e lekanang, ho ntlafatsa haholo sekhahla sa tšebeliso ea lisebelisoa le ho theha boleng bo eketsehileng bakeng sa likhoebo.

3. Ts'ebetso ea Khōlo le e tsitsitseng

Kamora lilemo tsa nts'etsopele le boikoetliso, ts'ebetso ea ho ntšoa ha khauta ea cyanide e se e holile haholo. Ts'ebetso ea eona ea ts'ebetso e maemong 'me litsebi li khona ho e tseba habonolo. Sena se kgontsha dikgwebo tsa morafo wa kgauta ho sebetsa ka botsitso le ka bokgabane nakong ya tshebetso ya tlhahiso, ho fokotsa dikotsi tsa tlhahiso le ditahlehelo tse bakwang ke ho se tsitse ha setegeniki le ho fokotsa dikotsi tsa tlhahiso.

4. Bophara bo Fetohang

Mokhoa ona o na le mokhoa o motle oa ho ikamahanya le mefuta e fapaneng ea ores ea khauta. Ebang ke ore e nang le oxidized, sulfide ore kapa ore e tsoakiloeng, ho ntšoa ha khauta ka katleho ho ka finyelloa ka ho lokisa maemo a ts'ebetso. Sena Bophara bo Fetohang e thusa merafo ea khauta e nang le maemo a fapaneng a jeoloji naheng ea Kazakhstan ho amohela ts'ebetso ea ho hula khauta ea cyanide le ho fana ka papali e felletseng molemong oa lisebelisoa tsa bona.

III. Tsohle - ho pota Technical Services Escort

Kopana Matsoho le Kazakhstan ho Theha Indasteri e Ntle ea Merafo ea Khauta ea Sodium Cyanide Extraction Molao-motheo oa Setekheniki Litšenyehelo Molemo ka ho Fetisisa Mature Process Wide Adaptability Services Enterprises in No. 3picture


Khamphani ea rona e utloisisa ka botebo hore lihlahisoa tsa boleng bo holimo ke motheo oa tšebelisano 'moho,' me lits'ebeletso tsohle tsa tekheniki ke senotlolo sa ho netefatsa tlhahiso e ntle ea likhoebo tsa merafo ea khauta. Ka hona, re thehile sehlopha sa tekheniki se entsoeng ka litsebi tse phahameng ho fana ka ts'ehetso ea tekheniki e le 'ngoe bakeng sa likhoebo tsa merafong ea khauta Kazakhstan.

Mathoasong a morero, sehlopha sa rona sa tekheniki se tla etsa liphuputso tsa jeoloji ka botebo merafong ea khauta, 'me ka liteko tsa ho rua molemo, ho etsa meralo e nepahetseng ka ho fetisisa ea ts'ebetso ea ho ntša khauta bakeng sa likhoebo ho netefatsa ho khoneha le ho sebetsa hantle haholo ha mosebetsi ona.

Nakong ea ts'ebetso ea tlhahiso, basebetsi ba rona ba botekgeniki ba tla fana ka tataiso e felletseng, mme ba rarolle hanghang mathata ao likhoebo li kopanang le ona mabapi le ho lokisa lisebelisoa, lits'ebetso tsa ts'ebetso le taolo ea paramethara. Hape kamehla re tla fana ka koetliso ea litsebi bakeng sa basebetsi ba botekgeniki le ba sebetsang ba likhoebo ho ba thusa ho tsoela pele ho ntlafatsa maemo a bona a tekheniki le bokhoni ba ho sebetsa, ho netefatsa ts'ebetso e tsitsitseng ea ts'ebetso ea tlhahiso.

Mabapi le tokiso ea lisebelisoa tsa morao-rao, re na le sehlopha sa profeshenale sa tlhokomelo ea lisebelisoa se ka fang likhoebo lits'ebeletso tse joalo ka tlhahlobo ea khafetsa ea lisebelisoa, tlhokomelo le ho rarolla mathata, ho netefatsa hore lisebelisoa li lula li le maemong a matle a ts'ebetso, ho lelefatsa bophelo ba ts'ebeletso ea lisebelisoa, le ho fokotsa litšenyehelo tsa tlhokomelo ea lisebelisoa tsa likhoebo.

Metsoalle e ratehang ea merafo ea khauta Kazakhstan, re u mema ka tieo ho sebelisana le rona. Ho khetha lihlahisoa tsa rona tsa sodium cyanide le lits'ebeletso tsa tekheniki ho bolela ho khetha botsebi, bokhoni bo phahameng, le khotso ea kelello. Ha re bonts'eng litalenta tsa rona lebaleng la merafo ea khauta, re kopane re thehe likatleho tse ntle haholo, 'me re kenye letsoho ntlafatsong ea indasteri ea merafo ea khauta Kazakhstan!

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