Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching

Ho utloisisa Ts'ebetso ea Leaching ea Carbon: Ore to Gold Ingot Steps

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 1picture

Khabone e sebetsang e eketsoa ka tankeng ea ho ntša metsi, e leng se nolofalletsang ho etsahala ka nako e le 'ngoe ha ho ntša metsi le ho monya metsi, e leng ho ntša metsi ha ho ntse ho monya metsi, e leng mokhoa oa carbon-in-leach (CIL). E ntlafalitsoe ho latela mokhoa oa carbon-in-pulp, e fana ka melemo ea ho fokotsa palo ea litanka tsa ho ntša metsi le ho khutsufatsa phallo ea ts'ebetso. Ka lebaka leo, e ka fokotsa matsete a kaho ea motse-moholo le litšenyehelo tsa tlhahiso. Ho ntša metsi le ho monya metsi ka nako e le 'ngoe ho ntlafatsa maemo a kinetic a ho qhibiliha ha khauta, ho etsa hore CIL e ntše metsi le ho monya metsi. Mokhoa oa carbon-in-leach o kenyeletsa haholo-holo mesebetsi e kang ho Lokisetsa Lisebelisoa tse Tala tsa ho Ntša Mafura , Ho Ntša Mafura ka Matla le ho monya metsi ha khabone ka nako e le 'ngoe, ho tlosa khabone e tletseng khauta, ho hapa Electrolyse le Electrolysis , ho qhibilihisa le ho etsa ingot, le ho nchafatsa khabone.

01 Tokisetso ea Leaching Raw Materials

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 2picture


Ha ts'ebetso ea ho ntšoa ha khauta ea carbon-in-leach e amoheloa, ho lokisoa ha lisebelisoa tse tala ho kenyelletsa ho sithabela le ho hlopha ha 'mele. Ka tloaelo, ts'ebetsong ea ho ntšoa ha khauta ea carbon-in-leach, bokhabane ba ho phalla ho tloha ho lihlopha tsa ho sila hangata ho joalo hoo 85 - 95% e fetang -200 mesh.

02 Ts'ebetso ea ho Tlosa Lithōle

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 3picture


Li-chip tsa patsi le lintho tse ling tse omeletseng ka har'a pulp li ka baka litšitiso liphaepheng le li-screen. Ho feta moo, li atisa ho monya khauta ka har'a pulp ebe li e kopanya le khabone e ngata. Ka hona, li tlameha ho tlosoa pele ho hoholeha. Haeba ho hlokahala, ho teteana ha pulp le ho eketsoa ha lithibela-sekala hoa hlokahala. Sethibela-sekala se ka boela sa fokotsa sekala holim'a Khabone e Activated le skrine. Ka kakaretso, ts'ebetso e 'meli ea ho tlosa lithōle e behiloe ts'ebetsong ea ho sila, ka ho latellana ha ho tlala ha sehlopha sa pele le sa bobeli sa ho sila. Lisebelisoa tsa ho tlosa lithōle hangata li sebelisa li-screen tse thothomelang tse mahareng. Ts'ebetsong ea pele ea ho tlosa lithōle, li-screen tse potolohang le li-screen tse silindara le tsona li ka sebelisoa. Boholo ba lesoba la skrine la skrine ea ho tlosa lithōle bo lokela ho ba bo bonyenyane kamoo ho ka khonehang ha ho ntse ho netefatsoa hore ha ho na ho tlala holim'a skrine.

03 Ts'ebetso ea ho Thickening Pele ho Leaching

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 4picture


Ha bongata ba likhakanyo tsa ho sila li le 18 - 22%, ha lia lokela bakeng sa leaching e tobileng, 'me ho teteaneng ha makhasi ho tlameha ho etsoa. Ho eletsoa ho sebelisa setenya se matla se phahameng se nang le sebaka se senyenyane sa maoto le bokhoni bo phahameng ba ho tenya.

04 Stirred Leaching le Countercurrent Carbon Adsorption

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 5picture


Mokhoa oa ho kenya khabone ka har'a leach o khetholloa ke tsoelo-pele e tsamaellanang ea ts'ebetso ea ho ntša khauta le ho monya. Palo ea mekhahlelo ea ho ntša khauta hangata ke 6 - 10 (litlhaloso le bongata ba litanka tsa ho ntša khauta li khethoa ho latela bokhoni ba ho sebetsana le concentrator). Kaha Sodium Cyanide e sa tsoa eketsoa Tankeng ea 1, bongata ba khauta e ntšitsoeng bo nyane haholo. Kahoo, boholo ba limela tsa carbon-in-leach li sebelisa Tanke ea 1 e le tanka ea pele ea ho ntša metsi, 'me litanka tse latelang e le litanka tsa ho ntša metsi le ho monya metsi. Tanke e 'ngoe le e 'ngoe ea ho ntša metsi le ho monya metsi e na le sekirini se arolang khabone ho arola khabone le pulp. Phala e phalla pele, 'me khabone e sebetsang e phalla morao, ke hore, phala le khabone e sebetsang li ho adsorption e khahlanong le motlakase. Khabone e sebetsang e ncha e eketsoa ho tsoa tankeng ea ho qetela ea ho ntša metsi le ho monya metsi, 'me khabone e tletseng khauta e ntšoa tankeng ea pele ea ho ntša metsi le ho monya metsi. Khabone e sebetsang e fetoha khabone e tletseng khauta ka ho monya khauta ka har'a pulp. Kamora hore ho monya ho phethelwe, makhapetla a nang le khabone e tletseng khauta a fepuoa skrineng sa ho ntsha khabone ka ho phahamisa moea. Sekirini sa ho ntsha khabone se arola khabone e sebetsang le makhapetla. Kamora ho hlahloba le ho hlatsoa, ​​​​e romelloa ts'ebetsong ea ho ntša le ho hapa ka motlakase. Kamora ho monya ka mokhoa ona, boemo ba khauta ba tharollo ea makhapetla hangata ke 0.01 - 0.03g/m³. Ka kakaretso, khabone e sebetsang e sebelisoang hangata ke khabone e sebetsang ea khetla ea kokonate, e nang le masoba a manyane, ts'ebetso e phahameng, ho hanyetsa ho tsofala, le ho nchafatsoa. ​​E na le ts'ebetso e ntle ea ho monya le matla a ho hanyetsa, e ka eketsa sekhahla sa ho monya ka 30%, ea ntlafatsa haholo sekhahla sa ho hlaphoheloa ha khauta litšepeng tse amanang le eona, 'me ea ntlafatsa haholo melemo ea moruo le katleho ea tlhahiso.

05 Desorption ea Khauta - Carbon e laetseng, Electrowinning le Electrolysis

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 6picture


Khabone e tlatsitsoeng ka khauta le makhasi a phahamisetsoa skrineng se arolang k'habone (hangata ke skrine se thothomelang) ka pompo e ntšang k'habone kapa phahamiso ea moea. Li hlatsuoa ka metsi a hloekileng skrineng ho arola khabone le makhasi. Khabone ea khauta e kenang ka har'a tanka ea polokelo ea khabone, 'me makhasi le metsi a hlatsuoang a kena ka tanka ea pele ea sethala. Ho na le mekhoa e 'maloa ea ho senya khauta - khabone e kentsoeng. Hona joale, mokhoa o tloaelehileng oa ho fokotsa mocheso le khatello e phahameng ea khatello ea kelello o sebelisoa. Ke hore, anion e khabisoang habonolo ke khabone e kentsoeng e eketsoa tsamaisong ea desorption ho tlosa Au(CN)₂⁻ le ho fihlela ho senyeha ha khauta. Mokelikeli oa bohlokoa o fumanoeng ka ho senya khabone ea khauta - e kentsoeng e khutlisoa ka ionization ho fumana khauta e tiileng.

Ho ntšoa ha Khauta: Mehato ho tloha Ore ho ea Ingot ka Carbon Leaching Carbon-in-Leach Method CIL Tokisetso ea Raw Materials Stirred Desorption Gold-loaded Electrowinning and Electrolysis Recovery Rate No. 7picture


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