Ukuphakamisa ukucutshungulwa kwegolide eHard Rock eSierra Leone: Izinto ezikwaziyo ukumelana nemozulu kwiintaba zaseBaomahun naseSula
ISierra Leone imi kwindawo engxangxasi yotshintsho olukhulu lwemigodi. Ukuya ngaphaya kokukhutshwa kwegolide ngelitye eliqinileyo kwimbali, ingqwalasela iye yatshintshela ekumbiweni kwegolide ngamatye aqinileyo kurhwebo olukhulu ngaphakathi kweendawo zelitye eliluhlaza kwiiNtaba zaseSula, iiNduli zaseKangari, kunye neendawo ezilindelwe kakhulu. Iprojekthi yeGolide yeBaomahunNangona kunjalo, njengoko iinkampani zemigodi zikhula ziye kufikelela kwizityalo zokucubungula iCarbon-in-Leach (CIL) kunye neCarbon-in-Pulp (CIP) ezixabisa izigidi zeetoni, iinjineli zesinyithi ziyangqubana neemeko ezibuhlungu zasekuhlaleni.
Eyona nto iphambili ibangela intlungu? Okokuqala, ixesha leenyanga ezi-6 zemvula ezishushu eziguqula izinto ezihamba ngaphakathi ukusuka kwiZibuko laseFreetown zibe yintlekele yokuthutha, apho iilori zinokubhaqwa eludakeni olunzulu, ziveze iikhemikhali ezibuthathaka kumswakama ophezulu. Okwesibini, ukushukuma okunzima koomatshini okufuneka kwiisekethe ezintsha ze-CIL ezinamatye aqinileyo kubonakalisa ngamandla ukusebenza okungaphantsi komgangatho. ICarbon, okubangela ilahleko enkulu yegolide kwiintsalela zegolide. Okokugqibela, ukuqinisa iziseko zokusingqongileyo kufuna ulawulo olungcono lwamanzi lweTailings Storage Facility (TSF) ngexesha leemvula ezinkulu.
United Chemical iye yaqulunqa ipotifoliyo ekhethekileyo yee-reagents zesinyithi eziphendula ngokuthe ngqo le mingeni yaseSierra Leone. Sinikezela ngomqolo weekhemikhali ovumela abaqhubi baseNtshona Afrika ukuba bagcine isivuno esiphezulu sokubuyisela, bakhusele uthungelwano lwabo lokubonelela, kwaye baqinisekise ukuthotyelwa ngokupheleleyo kokusingqongileyo.
Iimveliso Zokubuyiswa Kwegolide Eziphambili Ezilungiselelwe iSierra Leone
I-AuCyan™ Sodium Cyanide NaCN (≥98.3%)
Ngexesha lemvula elinzima eSierra Leone, umgangatho oqhelekileyo Isodium cyanide Ukupakisha kuya kusilela, nto leyo ekhokelela ekungeneni komswakama okuyingozi, ukukhutshwa kwegesi enobuthi, kunye nokulahleka okukhulu kweekhemikhali ezisebenzayo ngaphambi kokuba zifike kwitanki yokuxuba. I-AuCyan™ isusa le ngozi ngokupakishwa komgangatho womkhosi kunye nobunyulu obungenakuguquka.
Ukupakisha okuxhotyiswe ngeMozulu yoThutho lwangaphakathi: Sisebenzisa ii-polymer liners zangaphakathi ezixineneyo kakhulu, ezivalwe ngobushushu obuphantsi, ezifakwe kwiidrama zentsimbi eziqinisekisiweyo yi-UN okanye kwiikreyithi zokhuni eziqinisiweyo. Nokuba uthutho lwakho lulibaziseka kwiindlela ezinodaka ezingaphakathi kwelizwe kangangeeveki, isitokhwe sakho se-AuCyan™ sihlala somile kwaye sinamandla ngokupheleleyo.
Ukuvula ii-ore ezirhabaxa nezisilayo: Ubungqina bokuba ubunyulu obuyi-≥98.3% buthetha ukuba iikhabhonate ezincinci kunye nokungcola okungeyongozi kwi-slurry yakho ziya kuba mbalwa. Oku kunyibilika okucocekileyo kakhulu kunika amandla okutsalela amanzi angcolileyo, okunyusa amandla asebenzayo akhululekileyo. i-cyanide (CN-) ifumaneka kwi-complex enegolide kwi-ore zaseBaomahun naseSula Mountain.
I-AuCarb™ Gold Recovery Coconut Shell Activated Carbon (≥99% Ubulukhuni)
Njengoko imigodi yaseSierra Leone yakha iitanki zeCIL zanamhlanje, ezisebenzisa amandla aphezulu, i-slurry viscosity kunye ne-inter-stage pumping zivelisa amandla amakhulu okucheba. Ukusebenzisa ikhabhoni ethambileyo nexabiso eliphantsi esekwe kumalahle apha yimpazamo ebulalayo—iya kucolwa, kwaye ii-carbon fines (ezigcwele kakhulu igolide yakho) ziya kuphuma ziye edamini leentsalela ngonaphakade.
Ukumelana nokungakhawulezi okungapheliyo:I-AuCarb™ ithathwe kuphela kwi-premium, high-density Iqokobhe leKhokhonathis kwaye ivuselelwe ngobushushu ukuze ifikelele kwinqanaba lobunzima eliqinileyo elingu-≥99%. Iyasinda ekuvukelweni okunamandla kakhulu, iphelisa phantse ukuveliswa kweentlawulo ezinegolide.
Ukuchaneka kweMacroporosity: Silawula ngononophelo inkqubo yokuvula ukuze senze isakhiwo esifanelekileyo seembobo esilungiselelwe ngokukodwa i-[Au(CN)₂]⁻ complex enkulu. Oku kuqinisekisa amazinga okulayisha akhawulezayo kwiitanki zokuqala ze-CIL kunye nesigaba sokuhluza esipheleleyo nesisebenzayo kwisekethe yakho yokucoca.
I-AuLeach™ Gold Leaching Agent (GDA) - Ayinabungozi
Ukungenisa izinto ezinobuthi obukhulu zeKlasi 6.1 kwiZibuko laseFreetown kufuna imvume enzima evela kurhulumente, abapheleki abaxhobileyo, kunye neendleko zokhuseleko ezinkulu. I-AuLeach™ Inika utshintsho olucacileyo kubaqhubi baseSierra Leone abajolise ekusetyenzisweni ngokukhawuleza kunye nokuthobela ngokuqinileyo i-ESG.
Ukukhululwa Kwezinto Ezithuthwayo (Amasiko Akhawulezayo): Njengesixhobo esingenabungozi esiqinisekisiweyo kwihlabathi liphela, i-AuLeach™ iyayiphepha imiqobo enzima yeekhemikhali ezinobungozi eFreetown. Ithumela, igcine, kwaye iphathe njengempahla eqhelekileyo yemizi-mveliso, isusa iiveki kumjikelo wakho wokuthenga.
Ukunciphisa iZikhukula zeTSF: Ngexesha lemvula enkulu eSierra Leone, iTailings Storage Facilities inokugcwala. Ngokutshintsha i-NaCN nge-AuLeach™ engenabungozi, izimayini zinciphisa kakhulu ubuthi bendalo kwiintsalela zazo, zithintele iintlekele zendalo kwaye zisindise izigidi kwiindleko zokususa i-cyanide detoxification (INCO).
Uthutho lwezoLwandle olungenamthungo: Ukuhanjiswa kweCIF okukhuselekileyo kwiZibuko laseFreetown
Siyaqonda ukuba ikhemikhali yexabiso eliphezulu ayisebenzi ukuba ayifiki kwindawo yomgodi ngokukhuselekileyo nangexesha elicwangcisiweyo. United Chemical isebenzisana nemizila yokuthumela imithwalo yehlabathi ebalaseleyo ukuqinisekisa ukuhanjiswa okuthembekileyo eNtshona Afrika.
Iinkonzo ezipheleleyo zeCIF Freetown: Silawula yonke inkqubo yokuthumela ngaphandle, ukusuka kumgangatho wefektri ukuya kwinqanawa, kuquka ne-inshurensi yolwandle epheleleyo. Izibuko laseFreetown, ukubonelela iiarhente zakho zokucoca ezikufutshane ngamaxwebhu angenasiphako ukuze zikhutshwe ngoko nangoko kwaye zinikezelwe ngaphakathi elizweni.
Ulawulo lweVolumu yeShishini: Kwiiprojekthi zeTier-1 ezifana neBaomahun ezitshintshela kwimveliso yorhwebo, siseka iikhontrakthi zokubonelela ngezixhobo ezibalulekileyo. Sitshintsha ukuthunyelwa kweekhonteyina ukuze kuhambelane nokusetyenziswa kwemihla ngemihla kwesityalo sakho, siqinisekisa ukuba awusoze uhlangabezane nokuphelelwa ngamanzi, nokuba ixesha lemvula lithintela kakhulu ukufikelela endleleni.
Qinisekisa ukusebenza kwi-Hard Rock Ores yakho
Sikholelwa kwi-metallurgy eqhutywa yidatha. Simema iingcali ze-Metallurgists kunye nabaphathi bezityalo abasebenza eSierra Leone ukuba bacele iisampulu zelebhu zasimahla. Yenza uvavanyo lwe-kinetic bottle-roll ngqo kunye nohlalutyo lokuncipha kwekhabhoni kwilebhu yakho.
Cela iisampuli zasimahla zeLebhu ngoku
Imibuzo Ebuzwa Rhoqo: I-Gold Metallurgy eSierra Leone
1. Kutheni i-AuCarb™ ibalulekile ekutshintsheni kweSierra Leone ukuya kwi-CIL ye-hard rock?
Njengoko ukwembiwa kwemigodi kutshintsha ukusuka ekuhlanjweni kwe-alluvial ukuya kwizityalo ezinkulu zeCarbon-in-Leach (CIL) (ezifana nezo zicwangciselwe iBaomahun), ulusu oluqinileyo lwamatye olutyumkileyo lurhabaxa kakhulu. I-AuCarb™ Coconut Shell Activated Carbon inobunzima obungaphezulu kwe-≥99%, ithintela ikhabhoni ukuba ingonakali phantsi koxinzelelo olukhulu kwaye igcina igolide yakho efunxiweyo ukuba ingaphumi iye kwiintsalela.
2. Ingaba kwenzeka njani United Chemical ukukhusela i-NaCN ngexesha leenyanga ezi-6 zemvula yetropiki?
Uthutho lwempahla oluya ngaphakathi eSierra Leone ludla ngokujongana neendlela ezinodaka nezingenakugqithwa. Ukulwa noku, i-EU yethu I-AuCyan™ NaCN ivalwe ngaphakathi kweengqimba ezininzi zee-polymer liners ezinzima nezivaliweyo ngobushushu. Ezi zikhuselwe ngakumbi ziidrama zentsimbi ezivunyiweyo yi-UN okanye iikreyithi zomthi eziqinisiweyo, ukuqinisekisa ukuba akukho kungena komswakama nokuba ilori ilibaziseka ngenxa yemvula enkulu kangangeeveki.
3. Ngaba i-AuLeach™ GDA ingatshintsha ngokupheleleyo iSodium Cyanide ngaphandle kokutshintshwa kwezityalo?
Ewe, ngokuqinisekileyo. Iarhente yokuNciphisa iGolide ye-AuLeach™ indawo yokungena ngqo endaweni ye sodium cyanideNokuba usebenzisa iseti yeVat Leaching okanye isekethe epheleleyo yeCIP/CIL kwiintaba zaseSula, ungatshintshela kwi-AuLeach™ ngaphandle kokuchitha nedola enye ekutshintsheni izikhululo zemveliso okanye kwizixhobo ezintsha.
4. Ngaba i-AuLeach™ iyawaphucula amaxesha okususwa kwerhafu kwiZibuko laseFreetown?
Ewe, kubaluleke kakhulu. Ukususa iikhemikhali zeClass 6.1 ezinobungozi kakhulu ezifana neNaCN ngeFreetown kufuna ukhuseleko oluqinileyo, iimvume zokusingqongileyo, kwaye kudla ngokubangela ukulibaziseka kwexesha elide. I-AuLeach™ iqinisekiswe kwihlabathi liphela njengengenabungozi, iyayigqitha le migaqo yeekhemikhali ezinobungozi, ivumela ukususwa ngokukhawuleza kunye nokuthunyelwa kwangoko kwindawo yakho yomgodi.
5. Ubumsulwa obuyi-≥98.3% be-AuCyan™ buyichaphazela njani imiphumo yokubuyisela kwimeko yesiqhelo?
I-cyanide engcolileyo ingenisa ii-carbonates ezingasebenziyo kunye nee-base-metal complexing agents ezisebenzisa iikhemikhali zakho ngaphandle kokukhupha igolide. Ubumsulwa obuqinisekisiweyo obuphezulu kakhulu I-AuCyan™ iqinisekisa ukuba i-cyanide esebenzayo (CN-) ephezulu ifakwa kwi-slurry, nto leyo ekhokelela kwi-kinetics yokunyibilika ngokukhawuleza kunye nokusetyenziswa kweekhemikhali okuphantsi ngetoni nganye ye-ore.
6. Zithini iimeko zothutho xa kuhanjiswa impahla eSierra Leone?
Indlela esisebenza ngayo eNtshona Afrika iqhelekile I-CIF (Iindleko, i-Inshurensi, kunye neNqwelo) ukuya kwiZibuko laseFreetownSiphatha zonke iibhukisho zemithwalo yolwandle kunye ne-inshurensi yolwandle. Nje ukuba impahla ifike ngokukhuselekileyo eFreetown, iqabane lakho lezothutho lendawo lithatha ulawulo lokususwa kwempahla yerhafu kunye nokuhanjiswa kokugqibela ukuya kwindawo yeprojekthi.
7. I-AuLeach™ inceda njani kulawulo lweTailings Storage Facility (TSF) ngexesha lemvula enkulu?
Ngexesha leemvula ezinkulu, amanqanaba amanzi e-TSF anokunyuka, nto leyo ebangela umngcipheko wokugcwala okungcoliswe yi-cyanide. I-AuLeach™ kunciphisa kakhulu ubuthi bechibi lakho leengca. Oku kunciphisa iingozi zentlekele yokusingqongileyo kwaye kunciphisa kakhulu isidingo seenkqubo zokucoca iikhemikhali ezibizayo.
9. Ngaba i-AuCarb™ ifanelekile kwisisombululo soxinzelelo oluphezulu (HPHT)?
Ewe. I-AuCarb™ yikhabhoni yeqokobhe lekhokhonathi esebenza ngobushushu eyilwe ngesakhiwo esiphakamileyo seembobo ezincinci. Ayigcini nje ngokulayisha igolide ngokukhawuleza kodwa ikwayikhupha ngokungenasiphako ngexesha leenkqubo zokususa ubushushu obuphezulu kunye noxinzelelo oluphezulu (elution), iqinisekisa ukuba ikhabhoni yakho inokuhlaziywa kwaye isetyenziswe kwakhona kwimijikelo emininzi ngaphandle kokulahlekelwa ngumsebenzi.
9. Iqela lethu le-metallurgy laseSierra Leone lingazivavanya njani iimveliso zakho?
Sikhuthaza kakhulu uvavanyo lwesiza olusekelwe kubungqina. Ungaqhagamshelana nathi ukuze ucele Iisampuli zovavanyo zasimahlaSiza kulungiselela ukuthumela ubungakanani besampulu yee-carbon okanye ii-leaching agents zethu ngqo kwilabhoratri yakho eSierra Leone ukuze iqela lakho lenze uvavanyo lwalo lwe-kinetic bottle-roll kunye ne-adsorption.
- Umxholo ongaqhelekanga
- Umxholo oshushu
- Umxholo wophononongo oshushu
- UmThengi oguquguqukayo kunye neNgcali yoBudlelwane boMboneleli (Indawo: Thailand)
- calcium chloride anhydrous ukutya
- Cobalt Sulphate Heptahydrate
- I-Phosphoric Acid 85% (ibakala lokutya)
- I-lithium hydroxide 99% Iqinile
- Isodium alpha olefin sulfonate (AOS)
- Caprylic / capric triglycerides
- 1I-Sodium Cyanide enesaphulelo (i-CAS: 143-33-9) kwiMigodi - uMgangatho oPhezulu kunye neXabiso lokuKhuphisana
- 2I-Sodium Cyanide 98.3% CAS 143-33-9 I-arhente yokugquma yegolide ye-NaCN Essential for Mining Chemical Industries
- 3Imithetho emitsha yaseTshayina kwi-Sodium Cyanide Exports kunye neSikhokelo kubathengi bamazwe ngamazwe
- 4I-Sodium Cyanide (CAS: 143-33-9) Isatifiketi somsebenzisi wokugqibela (inguqulelo yesiTshayina nesiNgesi)
- 5I-Cyanide yaMazwe ngaMazwe (iSodium cyanide) IKhowudi yoLawulo-IMigangatho yoKwamkelwa koMgodi weGolide
- 6Umzi-mveliso waseTshayina we-Sulfur Acid 98%
- 7I-Anhydrous Oxalic acid 99.6% iBanga loShishino
- 1I-Sodium Cyanide 98.3% CAS 143-33-9 I-arhente yokugquma yegolide ye-NaCN Essential for Mining Chemical Industries
- 2Ukucoceka okuPhezulu · Ukusebenza okuZinzileyo · UBuyiselo obuPhezulu — isodium cyanide yokukhutshwa kwegolide yanamhlanje
- 3Izongezo zeSondlo kwiSarcosine yoKutya 99% min
- 4Imithetho yokungeniswa kwe-Sodium Cyanide kunye nokuThobela-Ukuqinisekisa ukuNgeniswa okuKhuselekileyo nokuThobelayo ePeru
- 5United Chemical's Iqela loPhando Libonisa iGunya Ngokusebenzisa iDatha-Driven Insights
- 6I-AuCyan™ I-Sodium Cyanide Esebenza Kakhulu | Ubumsulwa be-98.3% kwiMigodi yeGolide yeHlabathi
- 7I-Digital Electronic Detonator (ixesha lokulibazisa 0~ 16000ms)
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