Lik'hemik'hale tse Tsoetseng Pele tsa ho Ntša Khauta bakeng sa Guyana
Ho Hlōla Li-Saprolite tsa Letsopa le Leholo, Li-sulfide tse Tebileng, le Lisebelisoa tsa Meru ea Rainforest
United Chemical e fana ka bohloeki bo tiisitsoeng ba AuCyan™ Sodium Cyanide NaCN (≥98.3%), AuCarb™ Gold Recovery Coconut Shell Activated Carbon (≥99% Hardness), le AuLeach™ Gold Leaching Agent (GDA) e seng kotsi ho matlafatsa Heap leaching, Vat leaching, CIP, CIL, le CIC ts'ebetso ho pholletsa le lekala la merafo la Guyanese.

Sebaka sa Merafo sa Guyana: Maruo a Thebe ea Guiana
Guyana e na le tse ling tsa mesebetsi ea khauta e matla ka ho fetisisa le e atolohang ka potlako Amerika Boroa, e kenelletse ka botebo ka har'a Guiana Shield e ruileng ka liminerale. Merero ea maemo a lefats'e - joalo ka Morafo oa Khauta oa Aurora le sebaka sa nalane sa Omai - e ntša leruo le leholo ho tsoa mefuteng e rarahaneng ea jeoloji. Leha ho le joalo, ho sebetsana le lirafshoa tsena ho hlahisa litšitiso tse kholo: libaka tsa saprolite le laterite tse holim'a metsi li theha marotholi a thata a letsopa le leholo, ha phetoho ea ho ea merafong e tebileng ea majoe a thata e hlahisa li-sulfide tse sa sebetseng hantle. Ho feta moo, pula e matla ea tropike le thepa e teteaneng ea noka (joalo ka Noka ea Essequibo) li leka meeli ea botsitso ba lik'hemik'hale le ho latela melao ea ESG.
Jwalo ka mofani wa thepa ya maemo a hodimo, re motlotlo ho romela kantle ho naha ho Linaha tsa 77 + lefatšeng lohle, United Chemical e fa Guyana meralo ea motheo ea lik'hemik'hale e entsoeng ka ho khetheha ho laola libaka tsena tse feteletseng tsa tropike. Hore na semela sa hau se sebelisa Khabone e ka hare ho Makhasi (CIP), Khabone e ka hare ho Leach (CIL), Khabone e ka hare ho Kholomo (CIC), Ho ntsha metsi ka bongata, kapa ho ntsha metsi ka VAT, di-reagent tsa rona di netefatsa bokgoni bo boholo ba kinetic ha ka nako e ts'oanang di fokotsa dikotsi tsa tikoloho tse tebileng ka hare ho biome ya Amazon.
Ho netefatsa tshireletso e felletseng ya ketane ya phepelo, re sebetsa ka botlalo ka thepa ya lewatle. Re etsa kgwebo tlasa dipehelo tsa FOB (dikou tsa China) kapa CIF ka kotloloho ho ya Koung ya Georgetown . Re qhelela ka thoko ka thata dipalangwang tsa terene tsa matjhaba ka lebaka la melao ya thepa e kotsi. Re tshehetswa ke Bongata bo Tlase ba Odara (MOQ) ba 1x20' FCL , re fana ka bokgoni bo tobileng ba fektheri ho hola ka boiketlo ho ya ka ditlhoko tsa hao tsa tlhahiso.
1. Ho Hlōla Mathata a Ts'ebetso ea Guyana
Marotholi a letsopa a Saprolite le a Vinycous
Mealo e ka hodimo ya Guiana Shield ke di-saprolite tse nang le oxidized e ngata. Majwe ana a letsopa le lengata a etsa pulp e nang le viscous e ikhethang ka hara ditanka tsa CIL/CIP. Sekere se seholo sa mechine se hlokahalang ho sisinya seretse sena se teteaneng se silakanya Carbon e sebediswang e tloaelehileng hore e be lerole le lesesane, e leng se bakang tahlehelo e kgolo ya kgauta.
Mongobo o Feteletseng le Hydrolysis
Guyana e na le pula e matla ea tropike le mongobo o phahameng selemo ho pota. Sodium Cyanide e pakiloeng ka tsela e sa lokelang e tla monya mongobo o tsoang moeeng ka potlako, e leng se bakang hydrolysis pele ho nako. Sena se senya matla a CN⁻ a sebetsang 'me se baka likotsi tse kholo tsa polokeho tse tsoang kantle ho khase.
Lefapha la Lisebelisoa tsa Noka ea Meru ea Rainforest le ESG
Ho tsamaisa cyanide e chefo haholo ea DG Class 6.1 ho tloha Georgetown ho ea ka hare hangata ho kenyelletsa ho tsamaea ka har'a litsamaiso tse rarahaneng tsa linoka le litsela tse sa katoang tsa meru. Kotsi ea tikoloho ea ho tšoloha ha metsi e kholo haholo, e leng se etsang hore libaka tsa merafo li batle mekhoa e meng e seng kotsi, e lumellanang le tikoloho.
2. Khutlotharo ea Khauta: United ChemicalLitharollo tsa 's bakeng sa Guyana
AuCyan™ Sodium Cyanide NaCN (≥98.3%)
Tekanyetso ea Bohloeki: ≥98.3%Ho eketsa kinetics ea ho qhibiliha ka har'a li-saprolite tse viscous le li-sulfide tse tebileng tsa phetoho, AuCyan™ Sodium Cyanide NaCN e fana ka tlhaselo e sa sekisetseng ea lik'hemik'hale. Re tiisa ka tieo bohloeki bo bonyane ba ≥98.3% . Khokahano ena e sa bapisoeng e netefatsa tokollo e phatlohang ea li-ion tsa CN⁻, e khaolang ka potlako li-cyanicides tsa tšepe ea motheo ho tiisa chai ea hau ea khauta.
📊Tlhaloso ea Tekheniki: Tekanyetso ea Bohloeki ea 98.3%
Kaha re 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 (Ref: Batch C050030HS251101).
| 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 Kokonate ya Kgauta ya AuCarb™
Boima ba Pane ea Ball-Pan: ≥99%Ho sebetsana le marotholi a saprolite a letsopa le phahameng a Guyana ka litanka tsa CIL/CIP ho hloka K'habone e Kentsweng Ts'ebetsong e nang le botsitso bo feteletseng ba sebopeho. K'habone e Kentsweng Ts'ebetsong ea AuCarb™ e entsoe ka Khetla ea Kokonate e teteaneng haholo ka ts'ebetso e matla ea mouoane. Re netefatsa ho thatafala ha pane ea bolo ea ≥99% , ho netefatsa hore li-granule tsa k'habone ha li robehe tlas'a khatello e matla ea mechini ea ho sisinyeha, hoo e batlang e felisa tahlehelo e ntle ea khauta ea k'habone.
📊 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 G208AS | Sehlahisoa se ka bapisoang: Jacobi G209AS | Khetho e tsoetseng pele bakeng sa Sekala se Seholo / E ka bapisoang: Jacobi G210AS |
| 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
Sesebediswa se seng KotsiBakeng sa merero ea merafo e tsamaeang tikolohong e hloekileng ea tikoloho ea Guyana, AuLeach™ Gold Leaching Agent (GDA) ke senotlolo sa ho qetela sa katoloso e tsitsitseng le e potlakileng. E arotsoe ka molao lefatšeng ka bophara e le k'hemik'hale e seng Kotsi , AuLeach™ e qoba ka botlalo molao oa thepa e chefo, e lumellang ho ntšoa ha khauta ho tsoela pele tumellanong le litaelo tse thata tsa ESG ha e ntse e boloka ho hlaphoheloa ha tšepe ho ikhethang.
📊 Tlhahisoleseding ea Tekheniki le Litlhaloso tsa AuLeach™
| paramethara | Litekanyetso | Tlhaloso e Tiisitsoeng |
|---|---|---|
| Ponahalo | - | Phofo e tiileng |
| Mefuta ea pH ea ts'ebetso | - | 10.5 - 12 |
| Ho tsepamisa maikutlo ha Moemeli oa ho Leaching | % | 30 |
| Packaging e tloaelehileng | Kgs | Mokotlana o hloekileng oa 25Kgs |
Sekhahla sa Tšebeliso e Sephara: E sebetsa hantle haholo ho pholletsa le li-ore tsa mantlha, li-ore tsa oxide, li-ore tsa semi-oxide, li-ore tsa sulfide, li-gold concentrate, le li-tailings tsa cyanide lipotolohong tsa leaching tsa Carbon-in-Pulp le Pool/Vat.
Lisebelisoa tsa CAPEX tse se nang letho: Li lumellana ka botlalo le meralo ea motheo ea Chile Heap le CIL e seng e ntse e le teng. Ha ho hlokahale hore ho lokisoe mechine ho hang.
Thepa e sa Lekanyetsoang: E romelloa le ho tsamaisoa ka literaka e le thepa e akaretsang, e felisang litšenyehelo tse phahameng tsa mangolo a tumello ea ho kenya thepa e kotsi likoung tse kang Antofagasta le li-escort tse khethehileng tsa DG ho pholletsa le Atacama.
Netefatsa Tshebetso Disampoleng tsa Hao tsa Majwe a Guyanese
Na saprolite ea letsopa le lengata e senya khabone ea hau? Na melaoana ea tsamaiso ea meru ea pula le ea ESG e phahamisa OPEX ea hau? Re mema Litsebi tsa Metallurgists tsa Guyanese le Batsamaisi ba Limela ho lekola bophahamo ba rona ba lik'hemik'hale ka boikemelo.
📌 Ho fumaneha ha Sampole ea Laboratori mahala:
United Chemical ka motlotlo o fana ka disampole tsa liteko tsa laboratori tsa mahala bakeng sa Khabone e Sebedisitsweng ya Kokonate ya Kgauta ya AuCarb™ le Moemeli oa ho Leaching Khauta oa AuLeach™ (GDA) - Ha o KotsiEtsa liteko tse felletseng tsa moqolo oa botlolo le tsa kholomo ho netefatsa melemo ea rona ea kinetic pele o etsa odara ea bongata.
* Thomello e kgolo ya kgwebo lefatsheng ka bophara e qala fekthering Bongata bo Tlase ba Odara (MOQ) ba 1x20' FCL ka dipehelo tsa lewatle tsa FOB kapa CIF.
Lipotso Tse Botsoang Khafetsa: Metallurgy le Logistics tsa Guyana

Fumana likarabo tse hlakileng, tse tataisoang ke litsebi lipotsong tse tloaelehileng tsa botekgeniki le tsa thepa mabapi le lik'hemik'hale tsa rona tsa ho ntša khauta Guyana.
1. AuCyan™ e thibela ho senyeha joang mongobong o feteletseng oa tropike oa Guyana?
AuCyan™ e thibela ho senyeha ha mongobo ka ho etsa mongobo o tlase haholo (≤0.3%) le liphutheloana tse khethehileng tse netefalitsoeng ke UN tse romelloang kantle ho naha. Pula e ngata ka har'a Amazon e ka etsa hore cyanide e haelloe ke metsi 'me e lahleheloe ke matla. Re paka li-briquette tsa rona ka har'a meropa ea tšepe e koetsoeng ka thata ea 50kg kapa mabokose a lehong a matlafalitsoeng a 1,000kg, e 'ngoe le e 'ngoe e na le lesela le ka hare la Polyethylene (PE) le koetsoeng ka mocheso le boima ho thibela mongobo oa sepakapaka ka botlalo nakong ea lipalangoang tsa noka.
2. Ke hobane'ng ha tekanyo ea ho thatafala ha ≥99% e le ea bohlokoa bakeng sa khabone e butsoitseng ho li-saprolite tsa Guiana Shield?
Tekanyo ea boima ba ≥99% e thibela khabone e kentsweng tšebetsong hore e se ke ea siloa hore e be lerōle le lesesaane ka har'a saprolite e teteaneng haholo, e nang le letsopa le lengata. Haeba khabone ea hau e le bonolo, ho sisinyeha ho matla ha impeller ho hlokahalang litankeng tsa CIL/CIP ho tla e sila, ho isa khauta ea hau e monyelitsoeng ka kotloloho letamong la mesaletsa. Botšepehi bo feteletseng ba sebopeho sa AuCarb™ bo netefatsa hore ha ho tahlehelo ea ho honyela.
3. Na AuLeach™ GDA e arotsoe e le k'hemik'hale e kotsi e ka kenngoang Guyana?
Tjhe, AuLeach™ e hlalositsoe semmuso lefatsheng ka bophara e le k'hemik'hale e seng Kotsi. Sena se dumella mesebetsi ya merafo ya Guyanese ho feta dithibelo tse matla tsa ho kenya Thepa e Kotsi (DG Class 6.1) Koung ya Georgetown, e leng se fedisang tlhoko ya tumello e rarahaneng ya tikoloho le baeti ba ikgethileng ho theosa le Noka ya Essequibo.
4. AuCyan™ e netefatsa ho qhibiliha ha khauta ho feta tekano joang marong a sulfide a phetoho?
AuCyan™ e eketsa ho qhibiliha ha khauta ka ho fana ka mahloriso a hloekileng haholo (≥98.3%) a sodium cyanide e sebetsang . Ho tjheka ka botebo Guyana hangata ho senola di-sulfide tsa phetoho tse jang oksijene le cyanide. Bohloeki ba rona bo tiiseditsweng bo netefatsa bongata bo bongata ba di-ion tsa CN⁻ tse lokolohileng, tse kenellang ka potlako ka matrices e rarahaneng ya ore ho boloka kinetics ya ho hlaphoheloa ha kgauta ka potlako le ka botlalo.
5. Ke mefuta efe ea lirafshoa tse ka sebetsoang ho sebelisoa AuLeach™ Non-Hazardous reagent?
AuLeach™ e na le mefuta e mengata ea ts'ebeliso bakeng sa mefuta e fapaneng ea ore. Ho ea ka Leqephe la eona la Boitsebiso ba Tekheniki, e sebetsa haholo ho li-ore tsa mantlha, li-ore tsa oxide, li-ore tsa semi-oxide, li-ore tsa sulfide, li-gold concentrate, le li-cyanide tailings ho pholletsa le ts'ebetso ea ho ntša Carbon-in-Pulp le letamo.
6. Lilaboratori tsa tšepe tsa Guyana li leka joang mahloriso a AuLeach™?
Lilaboratori li leka mahloriso a AuLeach™ ka mokhoa o tloaelehileng oa titration ea lik'hemik'hale. Sena se kenyelletsa ho sebelisa sesebelisoa sa ho kopanya nitrate ea silevera ea sehlopha sa tlhahlobo le sesupo sa rhodanine. Nakong ea titration, tharollo e fetoha ho tloha ho mosehla ho ea ho o mofubelu, 'me limililithara tsa sesebelisoa sa ho kopanya se jeoang se bontša hantle mahloriso a sebetsang a reagent.
7. Ke mefuta efe e metle ea pH bakeng sa ho sebelisa AuLeach™ lipotolohong tsa leaching?
Mefuta e tiisitsoeng ea pH ea ts'ebetso bakeng sa AuLeach™ e pakeng tsa 10.5 le 12. Sena se tsamaisana hantle le lipotoloho tsa setso tsa cyanidation, ho bolelang hore basebetsi ba limela ba ka tsoela pele ho sebelisa lime e tloaelehileng e nang le metsi ho laola alkalinity ea slurry ntle le ho fetola mekhoa ea bona ea hona joale.
8. Ke likou life tsa likepe tseo u li sebelisang bakeng sa ho isa thepa ea CIF Guyana?
Haholo-holo re sebelisa Kou ea Georgetown bakeng sa ho isa thepa ka likepe tsa CIF ho ea Guyana. Kou ea Georgetown ke setsi se seholo sa khoebo sa naha, se fanang ka tumello e bonolo ea lekhetho bakeng sa lik'hemik'hale tsa indasteri. Hang ha e hloekisitsoe, ho isa literaka ka hare ho naha kapa nokeng libakeng tsa morafo ho laoloa ke moemeli oa hau oa thepa oa lehae.
9. Na le fana ka lipalangoang tsa terene tse tšelang meeli ho ea merafong ea Guyana e ka hare ho naha?
Tjhe, re thibela ka thata tshebediso ya dipalangwang tsa diterene tsa matjhaba bakeng sa diromelwantle tsa rona tsa dikhemikhale. Ka lebaka la melao e matla ya polokeho ya matjhaba e laolang dikhemikhale tse kotsi le kgaello ya meralo ya motheo e felletseng ya diterene Amazon, re sireletsa ketane ya rona ya phepelo feela ka ho romela dikontenara tsa lewatle (FOB kapa CIF).
10. Bongata bo Bonyane ba Odara (MOQ) ke bofe bakeng sa ho romela thepa kantle ho naha ho ya Guyana?
Bongata ba rona bo tiileng ba Odara e Tlase (MOQ) ke 1x20' FCL (Mojaro o Felletseng oa Lijana). Leano lena le sebetsa hohle ho AuCyan™, AuCarb™, le AuLeach™ ho netefatsa litheko tse tobileng fekthering, ho sireletsa botšepehi ba liphutheloana, le ho ntlafatsa litšenyehelo tsa thepa ea likepe.
11. Na ho na le ditjeo tsa CAPEX tsa ho fetohela ho tloha ho Cyanide ho ya ho AuLeach™?
Ha ho na litšenyehelo tsa CAPEX tse hlokahalang hobane AuLeach™ e entsoe e le sebaka sa ho kenya ka 100%. Batsamaisi ba limela ha ba hloke ho reka litanka tse ncha tsa ho ntša metsi, ho fetola litsamaiso tsa bona tsa ho nosetsa ka lehe la Heap, kapa ho fetola lipotoloho tsa bona tsa ho tlosa metsi ka khabone. U mpa u nkela cyanide sebaka ka AuLeach™ ka ho toba ts'ebetsong.
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