Ukwazi Ukuthola Igolide Elijulile Nelingaphikisiwe eNingizimu Afrika: Izixazululo Ezithuthukisiwe Ze-Reagent
INingizimu Afrika imi njengendawo yomlando yokumbiwa kwegolide kwezimboni zanamuhla. Izindlu ezakhiwe ngendlela ephawulekayo ye-geological njenge- Witwatersrand Basin — ikhaya lemisebenzi ejulile kakhulu emhlabeni efana ne -Mponeng Mine yaseHarmony Gold, i -South Deep Mine yaseGold Fields , kanye nemisebenzi yaseDriefontein yaseSibanye-Stillwater — kanye nezindawo ezishisayo kakhulu ze-pyritic ze- Barberton Greenstone Belt (izimayini ze-Fairview ne-Sheba ze-Pan African Resources). Kodwa-ke, ukukhipha igolide kulezi zindawo ezijulile kanye ne-matrices yamaminerali ayinkimbinkimbi kuletha izinselele ze-metallurgical ezingakaze zibonwe kubaphathi bezitshalo zanamuhla kanye nochwepheshe be-metallurgist abakhulu.
Ezitshalweni zensimbi zaseNingizimu Afrika zanamuhla, ukusebenza kahle kokusebenza kusongelwa njalo yizithiyo ezintathu ezibalulekile. Okokuqala, Ama-Matrices e-Ore Anamandla Okungaguquguquki kanye ne-Pyritic: Ama-Ore akhishwe ku-Deep Carbon Leader kanye ne-Ventersdorp Contact Reefs (VCR) noma i-Barberton quartz- Carbon ate veins afakwe ngokuqinile kuma-matrices e-pyrite kanye ne-arsenopyrite. Lawa maminerali e-sulfide adla ngamandla i-cyanide yamahhala kanye ne-oxygen, ehlisa kakhulu i-leaching kinetics futhi ehlisa ukubuyiselwa kwegolide jikelele. Okwesibili, Ukuncipha Okukhulu Kwe-Carbon kanye ne-Preg-Robbing: Izitshalo ze-Carbon-in-Pulp (CIP) kanye ne-Carbon-in-Leach (CIL) ezinamandla aphezulu zisebenzisa ama-agitator amakhulu, anamandla okugunda. I-Soft Activated Carbon iphuka ngokushesha ibe uthuli olucolekile ngaphansi kwaleli gunya elinamandla lokugunda, ithwala igolide eliyigugu elifakwe ngqo ku-Tailings Storage Facilities (TSF). Ngaphezu kwalokho, izendlalelo zemvelo ze-carbonaceous shale ku-ore "zigunda" ngenkuthalo zincibilikisa igolide elivela esixazululweni. Okwesithathu, Ukuqapha Okuqinile Kwezemvelo (i-DWS ne-NEMA): UMnyango Wamanzi Nokuhlanzeka WaseNingizimu Afrika (i-DWS) kanye noMthetho Kazwelonke Wokuphathwa Kwemvelo (i-NEMA) baphoqelela imikhawulo eqashwe ngokuqinile ekukhishweni kwe-cyanide yamahhala kanye nokuphuma kwensimbi esindayo emachibini asezindaweni ezisele ukuze kuvinjelwe ukungcoliswa kwe-Acid Mine Drainage (i-AMD) kanye nokungcoliswa kwamanzi angaphansi komhlaba.
United Chemical ihlinzeka nge-matrix yamakhemikhali ephelele, efakazelwe ensimini eyenzelwe ngqo izitshalo zegolide ezijulile nezingaphili eNingizimu Afrika. Ngokuhlanganisa izinto zokuhlanza ezihlanzekile kakhulu, ezihlala isikhathi eside Shell Coconut Ngokusebenzisa i-carbon, kanye nama-leaching agents angeyona ingozi futhi anobungani nemvelo, sinika amandla abavukuzi baseNingizimu Afrika ukuthi bandise ukubuyiswa kabusha, baqede ukulahlekelwa yi-carbon, futhi balondoloze ukuthobela ngokuphelele imvelo.
I-Chemical Matrix Eklanyelwe Imisebenzi Yegolide YaseNingizimu Afrika
I-AuCyan™ Sodium Cyanide NaCN (≥98.3%)
Ama-ore angaphansi komhlaba aphansi kakhulu avela eWitwatersrand kanye nama-ore aseBarberton acebile nge-sulfide adinga i-lixiviant ehlanzekile kakhulu ukuze inqobe ama-sulfide ensimbi asebenzayo futhi ifeze ukuncibilika kwegolide ngokushesha.
Ukuhlanzeka Okungaguquki (≥98.3% NaCN): I-AuCyan™ inikeza ukutholakala okuphezulu kwe-cyanide ion yamahhala. Lokhu kuhlushwa okuphezulu kwamakhemikhali asebenzayo kunqoba izendlalelo zokudlula kwe-sulfide kuma-ore e-pyritic, kusheshiswe amazinga okukhipha kokubili emathangini okukhipha umoya kanye nezinhlelo zokususa uketshezi olunamandla aphezulu.
Ukuhambisana ne-SANS 10228 ephelele / SANS 10231 Hazmat: Ithunyelwa ngqo ngechweba laseThekwini, i-AuCyan™ ipakishwe ngama-drum ensimbi aqinisekiswe yi-UN anezingqimba zangaphakathi eziqinisiwe, ehlangabezana nazo zonke izindinganiso zikazwelonke zaseNingizimu Afrika zokuphathwa kwezimpahla eziyingozi kanye nokuthuthwa kwezimpahla ngaphakathi ezweni ukuya ezindaweni zezimayini zaseGauteng naseFree State.
I-AuCarb™ Gold Recovery Coconut Shell Activated Carbon (≥99% Ubulukhuni)
Izitshalo ze-CIP zaseNingizimu Afrika ezinomthamo omkhulu njenge-South Deep zidinga i-activated carbon engamelana nokushaywa okuqhubekayo kwemishini ngenkathi ibamba igolide ngamandla kusuka kuma-slurry ayinkimbinkimbi.
Ukumelana Nokuguguleka Okukhulu (≥99% Ukuqina): Yenziwe ngamagobolondo kakhukhunathi ase-Indonesia aqinile ngokusebenzisa ukusebenza komusi okukhethekile, i-AuCarb™ inamandla angenakuqhathaniswa okusebenza ngomshini. Ivimbela ukukhiqizwa kwe-carbon micro-fine kuma-agitator aguguleka kakhulu, isindisa amagremu egolide ekulahlekelweni yizinsalela.
Ukumuncwa Okusheshayo Nokuncishiswa Okungcono Kakhulu Kwangaphambi Kokuthumba: Yakhelwe ngokusatshalaliswa okuhle kakhulu kwe-micropore kanye ne-mesopore, i-AuCarb™ ibonisa i-kinetics yokumuncwa okusheshayo kwe-gold-cyanide complex [Au(CN)₂⁻], idlula izinto zemvelo ze-carbonaceous shale ezitholakala eziqongweni zamanzi zaseNingizimu Afrika.
I-AuLeach™ Gold Leaching Agent (GDA) - Ayiyona Ingozi
Njengoba uMnyango Wezamanzi Nokuhlanzeka waseNingizimu Afrika uqinisa imingcele yokukhipha amanzi, i-AuLeach™ inikeza indlela yokukhipha amanzi engena-cyanide futhi esebenza kahle kakhulu ezimayini zesimanje eziqaphela i-ESG.
I-AuLeach™ ayinayo i-Cyanide futhi ihambisana ne-DWS/NEMA: Njengoba ihlukaniswe njenge-ejenti yamakhemikhali engeyona ingozi, yenza kube lula kakhulu ukuphathwa kwe-Tailings Storage Facility (TSF). Igwema ukuqongelela kwamakhemikhali anobuthi, yehlisa kakhulu izindleko zokukhipha ubuthi emzimbeni futhi yenza kube lula ukuvuselelwa kwelayisense yamanzi.
Ukuvuselelwa Kwesitshalo Okungenamthungo Nokuhamba Okusheshayo: I-AuLeach™ iyindlela yokungena eqondile esikhundleni se-NaCN. Isebenza kahle emathangini e-CIL/CIP akhona kanye nasezisekelweni ze-elution ngaphandle kokuthuthukiswa kwemali. Ngaphezu kwalokho, njengempahla engeyona ingozi, idlula imikhawulo yezokuthutha ye-hazmat evela eThekwini laseDurban.
Ukuthunyelwa Kwempahla Okungenamthungo: Ichweba LaseThekwini Eliya ENingizimu Afrika Eliya EGoldfields
Ukutholakala okungaphazamiseki kuyigazi lokuphila kwezimayini ezinkulu zaseNingizimu Afrika ezingaphansi komhlaba. United Chemical isungule uchungechunge lokuhlinzeka ngezinsimbi oluklanyelwe izikhungo zezimayini zasekhaya zaseNingizimu Afrika.
Ukufakwa Kwezitezi ZaseThekwini kanye Nokusulwa Kwezintela Okusheshayo: Sigcina imigqa yokuthumela amakhonteyina ebalulekile eThekwini LaseThekwini, sisekelwa yimibhalo yezentela elungiselelwe kahle ye-NaCN enobungozi ye-Class 6.1 kanye nama-reagent e-carbon ezimbonini ajwayelekile kanye ne-GDA.
Ukuqondisa Ukuthutha Kwemikhumbi Kuya Ezindaweni Zomgodi: Ukusuka eThekwini, ozakwethu bezokuthutha abanelayisensi baphatha ukuthuthwa okusheshayo komgwaqo nokwesitimela kuya ngqo ezindaweni zokugcina impahla zezimayini eCity Deep (eGoli), eWelkom (eFree State), eKlerksdorp (eNyakatho Ntshonalanga), kanye naseBarberton (eMpumalanga).
Hlola ama-Reagent ethu ku-Ore yakho yaseNingizimu Afrika
Khulisa amazinga okubuyiselwa kwesitshalo sakho futhi unciphise ukusetshenziswa kwe-reagent. Abaphathi Bezitshalo, Onjiniyela Bensimbi, kanye Nabaphathi Belabhorethri kulo lonke elaseNingizimu Afrika bayamenywa ukuthi bacele amasampula wamahhala e-AuCyan™, AuCarb™, noma i-AuLeach™ ukuze kuhlolwe ukugoqwa kwebhodlela kanye nokumuncwa kwalo.
Cela Amasampula Elabhorethri Amahhala Manje
Imibuzo Evame Ukubuzwa: Ukucutshungulwa Kwegolide eNingizimu Afrika
1. I-AuCyan™ ikuthuthukisa kanjani ukukhishwa kwegolide kusuka kuma-ore e-pyritic eBarberton Greenstone Belt?
Ama-ore aseBarberton (njengaseFairview naseSheba) anamandla kakhulu e-pyritic kanye ne-arsenopyritic. I-cyanide esezingeni eliphansi iyahluleka ukudabula i-sulfide matrix encapsulation. I-AuCyan™ (≥98.3% ubumsulwa) iqinisekisa ukuhlushwa okuphezulu kwama-ion e-CN⁻ amahhala, igcina amandla okushayela okuncibilikisa i-oxidation aqinile futhi ikhulisa ukubuyiselwa kwe-kinetic kumasekethe e-pressure oxidation (POX) noma e-CIL tail-leach.
2. Kungani ukuqina kwekhabhoni kubalulekile ezitshalweni ezinkulu ze-CIP ezindaweni zegolide zaseFree State eNingizimu Afrika?
Izitshalo ze-CIL/CIP zaseFree State zicubungula izinkulungwane zamathani ensimbi nsuku zonke zisebenzisa ama-impeller ashukumisayo anamandla amakhulu. I-carbon esebenzayo ethambile ihlushwa ukukhisheka okukhulu komshini, iphenduka uthuli lwe-carbon oluphuma ngezikrini zokuphepha lungene emachibini asemuva. I-AuCarb™ Activated Carbon inikeza ubulukhuni obungu-≥99%, ivimbela ukuqhekeka kwe-carbon futhi ivikele isivuno segolide.
3. I-AuLeach™ izisiza kanjani izimayini zaseNingizimu Afrika ngokuhambisana noMthetho Wezamanzi Nokuhlanzeka (i-DWS)?
I-DWS yaseNingizimu Afrika iphoqelela imikhawulo eqinile emazingeni e-cyanide emanzini asezindaweni zezimayini ukuze ivikele izindawo zamanzi ezizungezile kanye nezindawo zamanzi. I-AuLeach™ GDA ayinayo i-cyanide futhi ayinangozi emvelweni, ivumela izimayini ukuthi zinciphise kakhulu izindleko zokwelashwa kwezindaweni zezimayini futhi zihambisane nemithethonqubo yamanzi ye-NEMA kalula.
4. Ingabe i-AuCarb™ inganqoba i-shale carbon ebangwa yi-preg eWitwatersrand Carbon Leader Reefs?
Yebo. Ama-ore aqukethe i-carbonaceous shale (izinto ezisusa i-preg) angaphinde amunce igolide elincibilikisiwe ngaphambi kwesikhathi. I-AuCarb™ ine-kinetics yokumunca okusheshayo kanye nesakhiwo se-pore esiphezulu, okuvumela ukuthi umunce i-gold-cyanide complexes ngokushesha nangokuqinile kunezinto zemvelo ezisusa i-preg ezisusa i-slurry.
5. Yiziphi izindinganiso zokuthutha ze-logistics zokuthumela i-AuCyan™ isuka eThekwini laseThekwini iye ezimayini zaseGauteng?
Konke ukuthunyelwa kwe -AuCyan™ (Izimpahla Eziyingozi Zekilasi 6.1) kuhambisana ngokuqinile nezindinganiso ze-SANS 10228 kanye ne-SANS 10231. Ama-reagent apakishwa ngama-drum ensimbi e-UN aqinile, avaliwe futhi athuthwa ngezimoto zokuthutha ezinelayisensi ye-hazmat ngqo kusuka eThekwini laseDurban kuya ezindaweni zokugcina impahla zezimayini eGoli, eCarletonville, naseWelkom.
6. Ingabe i-AuLeach™ iyahambisana nezinhlelo zokuxazulula izinkinga zaseNingizimu Afrika ezikhona kanye nezinhlelo zokuwina ngogesi?
Impela. I-AuLeach™ GDA ayidingi ukuguqulwa kwezimali. Yakha ama-complex egolide azinzile anamathela kahle kwi- Coconut Shell Activated Carbon futhi aphume kahle ezitshalweni ezijwayelekile ze-Anglo American noma ze-Zadra elution kanye ne-electrowinning (EW).
7. I-AuCyan™ isebenza kanjani kuma-reactor e-leach anamandla aphezulu (i-HLR) njengezinhlelo ze-Acacia?
Ama-reactor akhipha igolide ngamandla aphezulu acubungula ama-gravity gold concentrates adinga ama-reagents ahlanzekile kakhulu. I-AuCyan™ (≥98.3%) iyancibilika ngokushesha nangokuphelele, iqinisekisa ukuthi cishe ama-99% e-gold particles aqinile futhi amahle ancibilika emijikelezweni ye-batch reactor leach angakapheli amahora.
8. Kungani izitshalo zegolide zaseNingizimu Afrika kufanele zikhethe ikhabhoni yegobolondo likakhukhunathi lase-Indonesia kunekhabhoni yamalahle yendawo?
Nakuba amakhabhoni asekelwe kumalahle ekhiqizwa endaweni, ikhabhoni esebenzayo yegobolondo likakhukhunathi inikeza indawo ephezulu kakhulu ebusweni be-micro-pore kanye nokuqina okuphezulu kakhulu komshini (≥99%). I-AuCarb™ Coconut Carbon inikeza amandla aphezulu okulayisha igolide (inani le-K) kanye namazinga okuncipha aphansi kakhulu uma kuqhathaniswa nekhabhoni yamalahle.
9. Yisiphi isikhathi esivamile sokulethwa kweziqukathi zamakhemikhali ezivela eThekwini laseDurban ziya ezindaweni zezimayini?
Uma imikhumbi yolwandle isifikile echwebeni laseDurban, izinqubo zethu zokukhokha ezilungisiwe kusengaphambili zivumela ukuthunyelwa kwamakhonteyina zingakapheli izinsuku ezintathu kuya kwezi-5 zebhizinisi. Ukuhamba ngomgwaqo ukuya eGauteng, eFree State, noma eBarberton kuthatha amahora angama-24 kuya kwangu-48 engeziwe, okuqinisekisa ukuphathwa kwempahla okubikezelwayo.
10. Ochwepheshe bezinsimbi zezitshalo baseNingizimu Afrika bangacela kanjani amasampula amahhala okuhlolwa kwebhodlela elebhu?
Ochwepheshe Bensimbi Abakhulu kanye Nabaphathi Belebhu eNingizimu Afrika bangacela Amasampula Okuhlola Amahhala e-AuCyan™, AuCarb™, noma i-AuLeach™ ngefomu lethu lokuxhumana lewebhusayithi. Sithumela ama-sample kit ngqo elabhorethri yesayithi lakho ukuze kuhlolwe ukuhlolwa kwe-CIL bottle-roll kanye ne-kinetic adsorption.
- Okuqukethwe Okungahleliwe
- Okuqukethwe okushisayo
- Okuqukethwe kokubuyekeza okushisayo
- Umqoqi BLK-301/I-Composite Floating Active Matter ≥60%
- I-IPETC 95%I-Metal sulfide mineral collector Z-200
- imboni I-Detonator kagesi
- Okufakiwe Poducts Sodium Cyanide
- I-Anhydrous Oxalic acid 99.6% Ibanga Lemboni
- Etidronic acid | I-HEDP
- I-cyanuric acid
- 1I-Sodium Cyanide Eyehlisiwe (CAS: 143-33-9) Yezimayini - Ikhwalithi Ephezulu Namanani Ancintisanayo
- 2I-Sodium Cyanide 98.3% CAS 143-33-9 I-NaCN i-ejenti yokugqoka igolide Ebalulekile Ezimbonini Zamakhemikhali Ezimayini
- 3Imithetho Emisha Yase-China Yokuthekelisa I-Sodium Cyanide Nesiqondiso Sabathengi Bamazwe Ngamazwe
- 4I-Sodium Cyanide (CAS: 143-33-9) Isitifiketi somsebenzisi wokugcina (inguqulo yesiShayina nesiNgisi)
- 5I-Cyanide Yamazwe Ngamazwe (i-Sodium cyanide) Ikhodi Yokuphatha - Amazinga Okwamukela Imayini Yegolide
- 6Imboni yaseShayina iSulfuric Acid 98%
- 7I-Anhydrous Oxalic acid 99.6% Ibanga Lemboni
- 1I-Sodium Cyanide 98.3% CAS 143-33-9 I-NaCN i-ejenti yokugqoka igolide Ebalulekile Ezimbonini Zamakhemikhali Ezimayini
- 2Ukuhlanzeka Okuphezulu · Ukusebenza Okuzinzile · Ukubuyisela Okuphakeme — i-sodium cyanide yokucwiliswa kwegolide yesimanje
- 3United ChemicalIthimba Labacwaningi Libonisa Igunya Ngemininingwane Eqhutshwa Ngedatha
- 4I-AuCyan™ High-Performance Sodium Cyanide | Ukuhlanzeka okungu-98.3% kokumbiwa kwegolide emhlabeni jikelele
- 5I-Digital Electronic Detonator (Isikhathi sokubambezeleka 0~ 16000ms)
- 6I-Detonator yeshubhu yeshubhu enamandla aphezulu, enembayo ephezulu
- 7imboni I-Detonator kagesi
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