
Dhinaca soo saarista dahabka, oo dhan-slime cyanidation Hannaanku wuxuu u taagan yahay hab muhiim ah oo si ballaaran loo qaatay si looga soo kabsado dahabka macdanta. Habkani waxa uu si gaar ah waxtar ugu leeyahay daawaynta alaabta dahabka leh ee dhulka si fiican loo dajiyay halkaas oo dahabku ku faafayo dhammaan matrixka macdanta qaybo yaryar. Boostada balooggu waxa ay dhexda u gali doontaa tafaasiisha qalafsan ee habka soo saarista dahabka cyanidation-ka oo dhan, iyada oo iftiiminaysa muhiimada ay leedahay, talaabooyinka hawlgelinta, iyo tixgalinta muhiimka ah.
Muhiimadda All-Slime Cyanidation
Geedi socodka cyanidation-ka oo dhan-slime waxa uu wax ka beddelay soo saarista dahabka isaga oo awood u siinaya ka soo kabashada dahabka macdanaha kuwaas oo markii hore loo arkayay kuwo aan dhaqaale ahayn si loo farsameeyo. Waxay u ogolaataa in laga soo saaro dahabka macdanaha hoose, iyo sidoo kale macdanta adag ee ay ku jiraan macdanta dib-u-celinta. Iyada oo dahab ku milmay a cyanide xalinta, habkani wuxuu gaari karaa heerar sare oo dahab ah oo soo kabashada, taas oo ka dhigaysa doorasho la doorbido hawlo badan oo dahab ah oo dahab ah oo adduunka ah.
Tallaabooyinka Hawlgelinta ee Geedi-socodka Cyanidation All-Slime
Diyaarinta macdanta
Tallaabada ugu horreysa ee geeddi-socodka cyanidation-ka dhan-slime waa diyaarinta macdanta. Macdanta dahabka leh waa la jajabiyaa waxaana lagu rusheeyaa budo fiican si loo kordhiyo aagga dusha sare ee la heli karo ee dahabku ku milmo. Tan waxaa sida caadiga ah lagu sameeyaa iyadoo la isticmaalayo isku-dar ah burburiyayaal, shiidan, iyo shaashado si loo gaaro cabbirka walxaha la rabo. Macdanta la jeexjeexay, ama "slime," ayaa markaa la dhaqaa si looga saaro wixii wasakh ah oo loogu diyaariyo habka cyanidation.
Cyanidation
Marka macdanta la diyaariyo, waxaa lagu daraa xal cyanide ah oo taxane ah oo taangiyada kacsan. Xalka cyanide wuxuu ka falceliyaa dahabka macdanta, samaynta isku-dhafka cyanide ee dahabka ah. Dareen-celintan waxaa fududeeyay joogitaanka ogsijiinta, taas oo lagu soo geliyo taangiyada iyada oo loo marayo hawada. Muddada habka cyanidation-ku wuu kala duwanaan karaa iyadoo ku xiran nooca macdanta iyo heerka soo kabashada dahabka ee la doonayo, laakiin waxay caadi ahaan u dhexeysaa dhowr saacadood ilaa dhowr maalmood.
Kala saarida dareeraha adag
Ka dib marka habka cyanidation-ka la dhammeeyo, slurry ka soo baxa ayaa la hoosgeliyaa kala-soocidda dareeraha adag. Tan waxaa sida caadiga ah lagu sameeyaa iyadoo la isticmaalayo isku-dar dhumucyo, filtarrada, iyo centrifuges si loo kala saaro dabada adag iyo xalalka leach uurka leh (PLS), kaas oo ka kooban dahabka milmay. Dabada adag ayaa markaa lagu tuuraa meel lagu kaydiyo dabada, halka PLS loo diro habayn dheeri ah si loo soo celiyo dahabka.
Soo kabashada Dahabka
Tallaabada ugu dambeysa ee habka cyanidation-ka ee dhammaan slime-ka waa soo kabashada dahabka. Waxaa jira dhowr hab oo loo isticmaali karo in lagu soo celiyo dahabka PLS, oo ay ku jiraan kuwa firfircoon. Carbon nuugista, isweydaarsiga ion-ka, iyo ku guuleysiga elektaroonigga. Neefsashada kaarboonka ee firfircoon waa habka ugu badan ee la isticmaalo, halkaas oo PLS lagu dhex maro taxane tiirar ah oo ay ka buuxaan Kaarboon-firfircoonIsku-dhafka cyanide-ka dahabka ah wuxuu ku nuugaa dusha sare ee kaarboonka, halka xalka soo harayna dib loogu warshadeeyo habka cyanidation-ka. Kaarboonka la raray ayaa markaa laga saaraa dahabka iyadoo la isticmaalayo xal cyanide ah oo kulul, dahabkana waxaa lagu soo celiyaa iyadoo la isticmaalayo electrowinning ama dhalaalin.
Tixgelinno Muhiim ah
Iyadoo geeddi-socodka cyanidation-ka dhan-slime uu yahay hab wax ku ool ah oo soo saarista dahabka, waxay sidoo kale keeneysaa caqabado iyo tixgelinno dhowr ah. Mid ka mid ah welwelka ugu weyn waa isticmaalka cyanide, oo ah kiimiko aad u sun ah. Maaraynta saxda ah, kaydinta, iyo tuurista cyanide waa lama huraan si loo yareeyo khataraha deegaanka iyo caafimaadka ee la xidhiidha isticmaalkeeda. Tixgelin kale waa daaweynta dabo adag, kaas oo ku jiri kara cyanide haraaga ah iyo wasakh kale. Maareynta dawadu waa muhiim si looga hortago in wasakhdaas lagu sii daayo deegaanka iyo in la hubiyo xasiloonida mustaqbalka fog ee xarunta kaydinta dabada.
Intaa waxaa dheer, geeddi-socodka cyanidation-ka dhan-slime wuxuu u baahan yahay maalgelin weyn oo raasumaal ah oo ku saabsan qalabka iyo kaabayaasha, iyo sidoo kale kharashyada hawlgelinta sare ee tamarta, kiimikooyinka, iyo shaqada. Kharashyadani waxay saameyn weyn ku yeelan karaan dhaqaalaha dhaqaale ee hawlgalka macdanta dahabka, waana in si taxadar leh loo tixgeliyo xulashada habka iyo qalabka ku habboon si loo yareeyo kharashyadan.
Ugu Dambeyn
Geedi socodka cyanidation-ka dhan-slime waa hab adag laakiin aad waxtar u leh oo laga soo saaro dahabka laga soo saaro macdanta dahabka leh ee dhulka yar. Fahamka tillaabooyinka hawlgalka, tixgalinta muhiimka ah, iyo caqabadaha la xidhiidha geeddi-socodkan, shirkadaha dahabka qodaya waxay samayn karaan go'aamo xog-ogaal ah oo ku saabsan isticmaalkeeda oo ay wanaajiyaan hawlahooda soo kabashada dahabka. Maaddaama baahida dahabku ay sii kordheyso, geeddi-socodka slime-slime waxay u badan tahay inuu ahaan doono hab muhiim ah oo lagu daboolayo baahidan, iyadoo sidoo kale wax laga qabanayo walaacyada deegaanka iyo bulshada ee la xidhiidha macdanta dahabka.
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