Ho Notlolla Libaka tsa Khauta Rephaboliking ea Afrika Bohareng: Li-Reagent tse Tsoetseng Pele tsa Metallurgical
Ho Hlōla Lisebelisoa tse Koetsoeng ka Metsi le Liprofaele tse Rarahaneng tsa Ore ka High-Purity AuCyan™ NaCN, AuCarb™ le AuLeach™
Rephaboliki ea Afrika Bohareng (CAR) e na le bokhoni bo boholo ba khauta bo e-so sebelisoe libakeng tse kang Ndassima , Bambari , le Bozoum . Ha mesebetsi ea merafo e ntse e hola ho tloha mesebetsing ea matsoho ho ea ho ts'ebetsong ea indasteri, baenjiniere ba tšepe ba tobana le liphephetso tse ikhethang tse laoloang ke jeokrafi ea naha, boemo ba leholimo ba savanna ea tropike le meaho ea oli ea lateritic.
Ho ntlafatsa fektheri ea ho ntša khauta CAR ho hloka li-reagent tse ka mamellang maemo a feteletseng a lipalangoang ha ka nako e ts'oanang li fana ka sekhahla se phahameng sa ho qhala:
Thepa e Rarahaneng ea ho Tšela Meeli: Jwalo ka naha e koetsoeng ke naha, dikhemikhale di tlameha ho mamella thepa e telele ya lewatle ho ya dikoung tsa dipalangwang (jwalo ka Douala, Cameroon), e latelwe ke dipalangwang tse matla tsa tsela tse kenang ka hare ho naha ho ya Bangui le dibakeng tsa merafo tse hole, tse hlokang ho pakwa ntle le ho sekisetsa.
Marotholi a Maholo a Kotsi: Ho ntša khauta mobung oa tropike o omeletseng, o nang le letsopa le lengata ho hlahisa marotholi a teteaneng. Sena se ama ts'ebetso ea Khabone haholo , se hloka Khabone e Kenngoeng 'Meleng ka bokhabane bo ikhethang ho thibela tahlehelo ea khauta.
Litlhoko tsa ho Ntša Meralo ka Mefuta e sa Tšoaneng: Mesebetsi ea merafo CAR e sebelisa mekhoa e fapaneng, ho kenyeletsoa Carbon-in-Pulp (CIP) , Carbon-in-Leach (CIL) , Carbon-in-Column (CIC) , Heap Leaching , le Vat Leaching . Li-reagent li tlameha ho fana ka ts'ebetso e tsitsitseng ho potoloha lipotoloho tsena kaofela.
Polokeho ea Tikoloho le Ts'ebetso: Phetoho e lebisang merafong e tsitsitseng e etsa hore ho amoheloa ha lintho tse sa kotsi tse ntšang metsi ho be bohlokoa bakeng sa ho sireletsa libaka tsa metsi tsa lehae le ho nolofatsa ts'ebetso ea ho reka kantle ho naha.
United Chemical e fana ka sehlopha se ikhethileng, se netefalitsoeng ke TDS sa lik'hemik'hale tsa merafo ea khauta tse entsoeng hantle bakeng sa linnete tsena tsa equator le tsa thepa. Re netefatsa bohloeki bo sa sekisetseng ba sehlahisoa ho tloha fekthering ea rona ho ea setsing sa hau sa ho ntša CAR.
Litharollo tsa ho Ntša Khauta ea Flagship bakeng sa Merafo ea CAR
AuCyan™ Sodium Cyanide NaCN (≥98.3%)
Sehlahisoa se setle ka ho fetisisa bakeng sa ho kopana ha khauta ka potlako, se nang le sekhahla sa ho lokolloa ha cyanide e sebetsang e etellang pele indastering.
TDS e Tiisitsoeng ≥98.3% Bohloeki: E entsoe ho eketsa tokollo ea li-ion tsa cyanide tse lokolohileng (CN-), ho netefatsa kinetics ea leaching e potlakileng haholo. Bohloeki bona bo phahameng bo thibela ho bokellana ha letsoai le sa sebetseng, bo tsitsisa tikoloho ea lik'hemik'hale litankeng tsa hau tsa CIL le Vat Leaching.
Sephutheloana se sa Keneng Lipalangoang: Ho loantša mongobo o phahameng oa sehla sa pula sa Afrika le lipalangoang tse mpe tsa litsela tse kenang ka hare ho naha, AuCyan™ e tiisitsoe ka meropa ea tšepe e netefalitsoeng ke UN e nang le lerako le ka hare la PVC le tiileng, le koetsoeng habeli ka mocheso, ho netefatsa hore sehlahisoa se lula se omme ha se fihla CAR.
📊Tlhaloso ea Tekheniki: Tekanyetso ea Bohloeki ea 98.3%
Ka ho feta litekanyetso tsa indasteri, lihlopha tsa rona tsa morao-rao tsa tlhahiso li lula li fihlela limaraka tsa "Boleng bo Phahameng". Ka tlase ke lintlha tsa ts'ebetso tse netefalitsoeng.
| Lintho tsa liteko | E Tloaelehileng (GB/T 19306-2003) | AuCyan™ (E Tloaelehileng) | Tšusumetso ea Ts'ebetso |
|---|---|---|---|
| Sodium Cyanide (NaCN) | ≥ 98.0% | 98.3% | Sekhahla se phahameng ka ho fetisisa sa ho qhibiliha ha khauta le sekhahla sa ho hlaphoheloa. |
| Sodium Hydrooxide (NaOH) | ≤ 0.5% | 0.13% | Ho tsitsa ha pH ho phahameng; ho thibela hydrolysis pele ho nako. |
| Sodium Carbonate (Na2CO3) | ≤ 0.5% | 0.18% | Ho fokotswa tšitiso ya ditshila tharollong ya ho dutla. |
| Mongobo (H2O) | ≤ 0.9% | 0.3% | Ho matlafatsa botsitso bo tiileng nakong ea polokelo ea nako e telele le lipalangoang tsa leoatle. |
| Lintho tse Insoluble | ≤ 0.05% | 0.02% | Foromo e thibelang ho thibana; e sireletsa lipompo le li-nozzle tsa bohlokoa. |
Khabone e Sebedisitsweng ya Khetla ya Kokonate ya AuCarb™ Gold Recovery (Bothata ba ≥99%)
Mecha ea phatlalatso ea adsorption ea boleng bo holimo e ntlafalitsoe ka hloko ho mamella khatello e feteletseng ea mechini li-slurries tse hlabang tsa lateritic.
Ho thatafala ho ikhethang ha ≥99%: E tsoa ho Coconut Shell ea maemo a holimo , carbon ena e feta ts'ebetsong e tsoetseng pele ea mocheso ho fihlela botsitso bo feteletseng ba sebopeho. E fokotsa haholo ho senyeha ha carbon mme e fokotsa tlhahiso ea CIP le CIL e matla, e boloka pokello ea hau ea khauta ea bohlokoa.
Boleng ba Micropore le Iodine bo Ntlafalitsoeng: E na le Boleng bo phahameng ba Iodine le sebopeho sa micropore se leka-lekaneng hantle, se fanang ka kinetics ea adsorption ea khauta-cyanide e potlakileng e loketseng hantle likholomo tsa CIC tse phallang haholo le lipotoloho tsa CIP tse tsoelang pele.
📊 Letoto la AuCarb™: Tafole ea Papiso ea Intuitive ea Liparamente tsa Motheo
Ho nolofatsa ts'ebetso ea khetho e bonolo haholoanyane e etselitsoeng potoloho ea hau ea tšepe e ikhethileng, re akarelitse liparamente tsa mantlha tsa tekheniki tsa mefuta ea rona e mene ea AuCarb™.
| Paramethara ea Teko ea Motheo | AuCarb™ BC1100 | AuCarb™ AC50 | AuCarb™ AC55 | AuCarb™ AC60 |
|---|---|---|---|---|
| Boemo ba ho Lekanya 'Maraka | Tshebetso e Tloaelehileng ea Heap Leach / Litšenyehelo tse Phahameng | Sehlahisoa se ka bapisoang: Jacobi G208S | Sehlahisoa se ka bapisoang: Jacobi G209S | Khetho e tsoetseng pele bakeng sa Sekala se Seholo / E ka bapisoang: Jacobi G210S |
| Boima bo hlakileng | 0.40 - 0.50 g/ml | 0.48 - 0.55 g/ml | 0.45 - 0.55 g/ml | 0.45 - 0.55 g/ml |
| Bothata ba pane ea bolo | ≥ 98.5% | ≥ 99% | ≥ 99% | ≥ 99% |
| Dikahare tsa Diplatelete | ≤ 5% | ≤ 5% | ≤ 5% | ≤ 5% |
| Pheko | ≤ 2% | ≤ 1.5% | ≤ 2% | ≤ 2% |
| Kakaretso ea Molora | ≤ 5% | ≤ 3% | ≤ 3% | ≤ 3% |
| mongobo | ≤ 10% | ≤ 5% | ≤ 5% | ≤ 5% |
| Bokgoni ba ho Adsorption (Boleng ba K) | / | ≥ 26 Kg/t | ≥ 28 Kg/t | ≥ 30 Kg/t |
| Sekhahla sa ho monya metsi (Boleng ba R) | / | ≥ 50% | ≥ 55% | ≥ 60% |
| Nomoro ea Iodine | ≥ 1100 mg/g | / | / | / |
| Mosebetsi oa Butane | / | ≥ 19.5% | ≥ 21% | ≥ 23% |
| CTC (Mosebetsi oa Tetrachloride ea Khabone) | / | ≥ 50% | ≥ 55% | / |
* Maemo a Phethahatso: E latela maemo a Amerika a ASTM le maemo a teko ea merafo ea ka hare ea AARL. Sehlahisoa se fetile tlhahlobo ea motho oa boraro 'me lisampole tsa liteko li ka fanoa ha li kopuoa.
Moemeli oa ho Leaching Khauta oa AuLeach™ (GDA) - Ha o Kotsi
Sebaka se secha sa cyanide se lumellanang le tikoloho se nolofatsang liketane tsa phepelo tsa machabeng.
Tlhophiso e seng Kotsi: Ka ho nkela lik'hemik'hale tse kotsi tsa setso sebaka ka AuLeach™ , basebetsi ba merafo CAR ba ka feta lithibelo tse matla tsa lipalangoang tsa thepa e kotsi. Sena se potlakisa ho tlosoa ha meeli libakeng tsa lipalangoang 'me se fokotsa litšenyehelo tsa inshorense ea thepa ea naha haholo.
Phetolo ea Ts'ebetso e Otlolohileng: E sebetsa hantle haholo bakeng sa ho Leaching Heap le ho Leaching ka Vat. Ha ho hlokahale hore ho lokisoe lisebelisoa tse turang. Ho latela litataiso tsa TDS, basebetsi ba boloka feela pH ea tharollo ea ho leaching pakeng tsa 10.5 le 11.5 ho fihlela sekhahla se phahameng sa ho hlaphoheloa ha khauta.
Thepa e Ikhethileng ea Litsamaiso bakeng sa Libaka tse Koetsoeng ke Naha
Ka kopo hlokomela hore ka lebaka la litaelo tse thata tsa polokeho ea machaba mabapi le lipalangoang tsa lik'hemik'hale, ha re sebelise lipalangoang tsa terene tlas'a maemo afe kapa afe . Marang-rang a literene a thibetsoe ho jara lihlopha tsena tsa li-reagent tsa indasteri.
Ketane ea Phepelo ea Mefuta e mengata: Re isa thepa ea leoatleng ka tšireletso libakeng tse kholo tsa lipalangoang tsa libaka (tse kang Koung ea Douala, Cameroon) ka lipehelo tsa CIF kapa FOB.
Lipalangoang tsa Ka Hare ho Naha: Ho tloha boemakepeng ba lipalangoang, re fana ka litokomane tsohle tse netefalitsoeng ke UN, tse lumellang baemeli ba hau ba ho tlosa thepa sebakeng sa heno ho fetisetsa thepa ka mokhoa o se nang mathata ho likepe tse nang le mangolo a netefalitsoeng a literaka tse kotsi bakeng sa leeto la ho qetela la naha ho ea Rephaboliking ea Afrika Bohareng.
Netefatsa Kinetics ka Disampole tsa Lab-Scale tsa Mahala
Re khothaletsa liteko tsa tšepe pele ho theko e kholo. Balaoli ba Limela le Litsebi tse ka Sehloohong tsa Tšepe Rephaboliking ea Afrika Bohareng ba mengoa ho kopa lisampole tsa mahala tsa AuCyan™, AuCarb™, kapa AuLeach™. Etsa liteko tsa hau tse ikemetseng tsa kholomo kapa tsa botlolo ho netefatsa sekhahla sa rona se ikhethang sa ho hlaphoheloa lisampoleng tsa hau tse ikhethang tsa tšepe.
Kopa Mehlala ea Mahala Hona Joale
Lipotso Tse Botsoang Khafetsa: Lik'hemik'hale tsa Khauta bakeng sa CAR
1. Kaha CAR e koetsoe ke naha, o laola thepa ea ho romela thepa joang?
Re tsamaisa thomello ea likepe ea CIF kapa FOB ho ea likoung tsa bohlokoa tsa lipalangoang tsa libaka, haholo-holo Koung ea Douala e Cameroon. Ho tloha moo, baemeli ba hau ba ho romella thepa ba sebelisa litokomane tsa rona tse felletseng tsa ho romela thepa kantle ho naha ho hlophisa lipalangoang tse sireletsehileng tsa literaka tse eang Rephaboliking ea Afrika Bohareng.
2. Na re ka sebelisa thepa ea terene e tšelang meeli bakeng sa ho isa thepa AuCyan™?
Tjhe. Melao ya lefatshe ka bophara le maano a naha a dipalangwang a thibela ka tieo ho tsamaiswa ha thepa e kotsi ya dikhemikhale ka ditsamaiso tsa diterene. Dipalangwang tsa ka hare ho naha ho ya sebakeng sa morafo wa hao di lokela ho etswa feela ke dikoloi tse ikgethang tsa ho tsamaisa thepa ka tsela.
3. Ke hobane'ng ha boima ba AuCarb™ ba ≥99% bo le bohlokoa bakeng sa mesebetsi ea merafo ea CAR?
Mobu o teteaneng le o ruileng ka letsopa o tloaelehileng sebakeng sa CAR o hlahisa marotholi a teteaneng le a khorofo nakong ea ts'ebetso. Bothata bo tiisitsoeng ba ≥99% ba AuCarb™ Gold Recovery Coconut Shell Activated Carbon bo thibela li-granule tsa khabone ho robeha litankeng tsa CIL/CIP, ho netefatsa hore khauta e amohuoeng ha e lahleheloe ke letamo la mesaletsa.
4. Boemo bo seng kotsi ba AuLeach™ bo thusa jwang ka ho tshela meedi?
Moemeli oa AuLeach™ Gold Leaching (GDA) o hlalosoa ka molao e le o seng kotsi . Sena se feta tlhahlobo e boima, ho felehetsa thepa e kotsi, le litefiso tse eketsehileng tse tloaelehileng tse hlokahalang ha ho tšeloa meeli ea lipalangoang (mohlala, ho tloha Cameroon ho ea CAR), e leng se nolofatsang ketane ea hau ea phepelo haholo.
5. Litlhoko tsa pH bakeng sa ho sebelisa AuLeach™ ho Vat Leaching ke life?
Ho ya ka Leqephe la rona la Dintlha tsa Botekgeniki (TDS), ditsebi tsa metallurg di lokela ho boloka pH ya lerole kapa tharollo e pakeng tsa 10.5 le 11.5 ka ho sebedisa lime kapa caustic soda. Sena se netefatsa hore kinetics ya leaching e ntle ka ho fetisisa nakong ya tshebediso ya Heap Leaching kapa Vat Leaching.
6. Na AuCyan™ e tla senyeha nakong ea leeto le lelelele le mongobo o phahameng oa sehla sa lipula?
Tjhe. Re sebedisa meropa ya tshepe e boima e kopantsweng le mekotla ya PVC e tjheseditsweng ka hare ka mocheso. Sephutheloana sena sa mekhahlelo e mmedi se kwahela ka botlalo AuCyan™ Sodium Cyanide NaCN (≥98.3%) mongobong wa sepakapaka, ho netefatsa hore e dula e le mafolofolo haholo nakong ya dipalangwang tse telele tsa lewatle le tsa ka hare ho naha.
7. Na AuCarb™ e loketse mekhoa ea ho ntša Carbon-in-Column (CIC)?
Ka 'nete. AuCarb™ e na le kabo e nepahetseng ea boholo ba likaroloana le sebopeho se phahameng sa micropore ea Iodine Value. Moralo ona o fana ka phallo e ntle ea hydraulic le kinetics ea adsorption e potlakileng haholo, e leng se etsang hore e be e loketseng lipotoloho tsa ho hlaphoheloa tsa Carbon-in-Column (CIC).
8. Na ho fetohela ho AuLeach™ ho hloka disebediswa tse ntjha tsa fektheri?
Tjhe. AuLeach™ e sebetsa e le sebaka se se nang sekoli, se otlolohileng sa cyanide ya setso. O ka sebedisa ditanka tsa hao tsa agitation, di-vat, le di-heap leach pads ntle le ho hloka diphetoho tsa sebopeho kapa ditshenyehelo tsa tjhelete.
9. Ke litokomane life tse fanoeng bakeng sa ho tlosoa ha thepa ea lekgetho koung ea lipalangoang?
Re fana ka sephutheloana sa litokomane se felletseng, se tsebahalang lefatšeng ka bophara ho kenyeletsoa le liphatlalatso tsa thepa e kotsi tse netefalitsoeng ke UN (moo ho hlokahalang), MSDS, li-invoice tsa khoebo, manane a ho paka, le Setifikeiti sa Tlhahlobo (COA) ho netefatsa hore baemeli ba hau ba ka tsamaisa thepa hantle likoung tse kang Douala.
10. Re ka kopa sampole ea laboratori joang Bangui?
O ka kopa sampole ea teko ea mahala ka webosaete ea rona. Re tla hlophisa ho romelloa ha thepa ka sefofane ho ea Bangui ka mokhoa o sireletsehileng, ho lumella sehlopha sa heno sa litsebi tsa tšepe ho etsa liteko tse felletseng tsa ho ntša metsi ka botlolong kapa ka ho ntša metsi ka har'a likholomo pele ho etsa odara e felletseng ea setshelo.
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