
Khauta mine cyanidation ke mokhoa o sebelisoang hangata ho roala ore ea khauta, o sebelisoang haholo ka lebaka la ts'ebetso ea ona e phahameng le litšobotsi tsa moruo. Sengoliloeng sena se tla fana ka kenyelletso e qaqileng ea kopo ea reagent le melemo ea eona ho Moepo oa cyanidation oa khauta ts'ebetso, ho u thusa ho utloisisa hamolemo theknoloji ena ea ho roala ore.
I. Kakaretso ea Cyanidation
Cyanidation ke mokhoa oa ho roala ore o ntšang khauta ka har'a cyanide tharollo. Ho ea ka thepa ea ore le litlhoko tsa ho roala ore, cyanidation e ka aroloa ka mekhahlelo e 'meli e meholo: Agitation cyanidation 'me Percolation cyanidation. Agitation cyanidation e sebelisoa haholo bakeng sa ho phekola likhau tsa khauta tse phaphametseng kapa tsohle - slime cyanidation, athe percolation cyanidation e sebelisoa haholo bakeng sa ho phekola khauta e nang le oxidized ores e tlase.
II. Tšebeliso ea sodium cyanide
Sodium cyanide ke e 'ngoe ea li-reagents tse sebelisoang haholo ts'ebetsong ea cyanidation. Mosebetsi oa eona o ka sehloohong ke ho qhaqha khauta ka har'a tharollo ea cyanide ho theha khauta e qhibilihang - cyanide complexes. Tšebeliso ea Sodium cyanide e bonolo ebile e sebetsa. Leha ho le joalo, mathata a eona a chefo le tšilafalo ea tikoloho a ke ke a hlokomolohuoa. Ho rarolla bothata bona, Xinhai Mining Technology Co., Ltd. e hlahisitse moemeli oa ho roala ore oa khauta o sa sireletsehang ho nkela sebaka. Sodium cyanide ka ho ntšoa ha khauta ea cyanide. Setsi sena sa ho roala ore ha se na mokhoa o ts'oanang oa ts'ebeliso joalo ka sodium cyanide, empa hape e na le sekhahla sa ho hlaphoheloa ka potlako, sekhahla se phahameng sa leaching, le litšenyehelo tse tlase.
III. Sesebelisoa sa Reagent ho Agitation Cyanidation
Ts'ebetso ea ho ntšoa ha khauta ea agitation cyanidation haholo-holo e kenyelletsa mefuta e 'meli ea li-flowsheets: e' ngoe ke khaonta e tsoelang pele - ho hlatsoa hona joale, le cyanidation - ts'ebetso ea phetisetso ea zinki (mokhoa oa CCD le mokhoa oa CCF) bakeng sa ho khutlisa khauta ka ho khutlisa le ho theola phofo ea zinki (terata); e 'ngoe ke filthara - mahala cyanide carbon - in - pulp process (CIP mokhoa le CIL mokhoa) hore ka ho toba adsorbs le ho hlaphoheloa khauta ho tswa cyanide pulp sebelisa activated carbon ntle filtration le ho hlatsoa. Lits'ebetsong tsena, sodium cyanide kapa sesebelisoa sa ho roala khauta se nang le botsoalle ke tikoloho ke sesebelisoa sa bohlokoa. Ho phaella moo, li-reagents tse thusang tse kang phofo ea zinki le carbon activated le tsona lia hlokahala.
IV. Sesebelisoa sa Reagent ho Percolation Cyanidation
Percolation cyanidation e loketse li-deposit tsa placer le lisebelisoa tse hlephileng le tse nang le masoba. Mekhoa e tloaelehileng e kenyelletsa leaching ea tanka le leaching ea qubu. Mokhoa oa qubu ea leaching o na le theko e tlase ea tlhahiso, e ka ba ea sekala se fapaneng, 'me o na le ho ikamahanya le maemo ho matla. Nakong ea ts'ebetso ea qubu ea leaching, tharollo ea cyanide leaching e ntša khauta ho tsoa holim'a tšepe ka ho fafatsa kapa ho petsola. Tharollo ea leaching e sebelisoa hape ka makhetlo a mangata 'me e fafatsoa qubung ea tšepe khafetsa. Joale, tharollo ea leaching e bokelloa ebe e phekoloa ka ion - resin ea phapanyetsano, adsorption ea carbon e entsoeng, kapa phofo ea zinki (terata). Sodium cyanide kapa moaparo oa khauta o nang le botsoalle ho tikoloho o phetha karolo ea bohlokoa ts'ebetsong ena.
V. Melemo ea Liemeli tsa ho Roala Ore tse Sebeletsang Tikoloho
Ka lebaka la mefokolo ea sodium cyanide le litlhoko tsa hajoale tsa tikoloho, Xinhai Mining Technology Co., Ltd. Setsi sena sa ho roala ore se ke ke sa nkela sodium cyanide hantle feela, empa hape se na le melemo e latelang:
Ho hlaphoheloa kapele: Setsi sa ho roala ore se nang le tikoloho se na le lebelo le potlakileng la ho lahla, le ka ntšang khauta ho tloha ka nako e khutšoanyane le ho ntlafatsa katleho ea tlhahiso.
Sekhahla se phahameng sa leaching: Sekhahla sa ho roala ha tšepe ea tšepe e sa silafatseng tikoloho se phahame ho feta sa sodium cyanide ea setso, e ka fumanang khauta ka botlalo le ho ntlafatsa tšebeliso ea lisebelisoa.
Theko e tlaase: Litšenyehelo tsa tšebeliso ea mochine oa ho roala ore o hloekileng oa tikoloho o tlaase ho feta oa sodium cyanide, e ka fokotsang litšenyehelo tsa tlhahiso ka katleho le ho ntlafatsa melemo ea moruo.
Setsoalle sa tikoloho le tšilafalo - mahala: Moemeli oa ho roala ore o baballang tikoloho ha o chefo ebile ha o kotsi, o botsoalle tikolohong, o fihlela litlhoko tsa hajoale tsa tikoloho, hape o fokotsa tšilafalo ea tikoloho.
VI. Qetello
Ts'ebeliso ea reagent ts'ebetsong ea cyanidation ea morafo oa khauta ke sehokelo sa mantlha sa theknoloji ea ho roala ore. Sodium cyanide le moemeli oa moaparo oa khauta o silafatsang tikoloho o bapala karolo ea bohlokoa lits'ebetsong tse fapaneng tsa cyanidation. Ka tsoelopele e tsoelang pele ea thekenoloji le khatello e ntseng e eketseha ea ts'ireletso ea tikoloho, nts'etsopele le ts'ebeliso ea li-reagents tse sebetsang hantle le tse baballang tikoloho e tla ba tataiso ea bohlokoa bakeng sa nts'etsopele ea kamoso ea indasteri ea merafo ea khauta.
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