Sodium cyanide vs. Environment-friendly Leaching Agents: A Comparative Analysis

I. Kutanga

Muminda yekuchera goridhe , kusarudzwa kwemushonga unobvisa goridhe kunoita basa guru mukubvisa goridhe. Sodium cyanide yagara iri nzira inoshandiswa pakubvisa goridhe nekuda kwekushanda kwayo mukunyungudutsa goridhe kubva mumatombo. Zvisinei, nekusimbiswa kuri kukura kwekuchengetedzwa kwezvakatipoteredza nebudiriro inoenderera mberi, mhando itsva dzemushonga unobvisa goridhe usina njodzi dzakabuda sedzimwe nzira. Chinyorwa chino chine chinangwa chekuenzanisa zvakakwana sodium cyanide nemushonga unobvisa goridhe kubva muzvinhu zvakasiyana-siyana, kusanganisira kuumbwa kwaro, kukurumidza kuburitsa goridhe , kushandiswa kwaro , mwero wekudzoreredzwa kwesimba , kukanganisa nharaunda, uye zvinodiwa zvekufambisa. Nekuita izvi, tinotarisira kupa ruzivo rwakakosha kuindasitiri yemigodhi yegoridhe kuti iite sarudzo dzine ruzivo rwakawanda maererano nekusarudza mushonga unobvisa goridhe.

II. Composition

2.1 Sodium Cyanide

Sodium cyanide ikemikari ine fomula NaCN. Iine 98% yakachena sodium cyanide. Seyakasimba - hwaro uye isina simba - acid munyu, ine akati wandei anocherekedza maitiro. Panyama, inoratidzika seye chena crystalline solids, iyo inowanzoitika kune deliquescence, zvichireva kuti inotora hunyoro kubva mumhepo. Iinewo muarumondi anovava asina kupera - sekunhuwa. Kemikari, inoshanda zvakanyanya. Ino hydrolyze mumvura kuita hydrogen cyanide (HCN) uye sodium hydroxide, mhinduro yacho iine alkaline yakasimba. Sodium cyanide inogona kuita neakasiyana simbi, sesimbi, zingi, nickel, mhangura, cobalt, sirivheri, uye cadmium, kuumba inoenderana nesimbi cyanides. Muhupo hweokisijeni, inogona kunyatsonyungudutsa simbi dzakakosha segoridhe nesirivha, ichiita munyu wakagadzikana wakaoma, unova hwaro hwekushandiswa kwayo zvakanyanya muindasitiri yekuchera goridhe pakuchera goridhe. Zvisinei, ine muchetura zvakanyanya. Kunyange chidimbu chidiki, kana chikabatwa neganda, kufemerwa, kana kupinza, chinogona kuuraya vanhu nezvimwe zvipenyu.

2.2 Zvakatipoteredza - vane hushamwari Leaching Agents

Zvakatipoteredza - vane hushamwari leaching vamiririri vanouya mumhando dzakasiyana-siyana, uye maumbirwo avo akagadzirwa kuti awane kudhirowa kwegoridhe kwakanaka uku achideredza kukanganisa kwezvakatipoteredza. Semuenzaniso, imwe nharaunda yakajairika - inoshamwaridzana leaching agents ine yakanyanya kuwanda yeglycine uye sodium iodide. Glycine, seyakareruka amino acid, haina chepfu kune zvakatipoteredza uye vanhu. Mukuita leaching, inogona kuumba yakagadzika macomplexes ane maion egoridhe, zvichiita kuti kunyungudika kwegoridhe kubva ores. Sodium iodide inoitawo basa rakakosha. Iodide ions inogona kutora chikamu mukuita redox uye yakaoma - magadzirirwo maitiro, achiwedzera leaching kushanda kwegoridhe. Izvi zvikamu zvinoshanda synergistically kuvandudza kushanda kwese kweiyo leaching agent. Kuvepo kwezvinhu zvakadaro hakungogonese kutorwa kwegoridhe kunoshanda chete asiwo kunoderedza kukuvadza kunogona kuitika kune nharaunda zvichienzaniswa neyakajairwa sodium cyanide. Pamusoro pezvo, imwe nharaunda - inoshamwaridzana leaching maajenti anogona kunge aine zvimwe zvinowedzera kana chelating agents akanyatsosarudzwa kuti akwidzise maitiro ekucheka, senge zvinhu zvinogona kugadzirisa pH kukosha kweiyo leaching mhinduro, kudzora kunyungudika kwemaion simbi, kana kuwedzera kusarudzwa kweiyo leaching agent yakananga kugoridhe.

III. Leaching Rate

3.1 Kuita kweSodium Cyanide

Iyo leaching rate ye sodium cyanide inononoka. Mukuita kubviswa kwegoridhe uchishandisa sodium cyanide, kuita pakati pe sodium cyanide negoridhe mu ore kunokanganiswa nezvakawanda zvinhu. Semuenzaniso, kuumbwa kwekemikari yakaoma yeore kunogona kukanganisa chiyero chekuita. Kana iyo ore iine huwandu hunokosha hwemaminerari e sulfide, akadai se pyrite ( ), sulfide inogona kuita neokisijeni mumhepo uye mvura kuti iite sulfuric acid nezvimwe zvinhu. Iyi nharaunda ine acidic inogona kukurumidzira iyo hydrolysis ye sodium cyanide, inogadzira hydrogen cyanide gasi ( ), iyo isingakonzere chete kurasikirwa kwesodium cyanide asi zvakare inoderedza kugadzikana kweiyo leaching agent mumhinduro, nokudaro ichidzikisa pasi leaching rate yegoridhe. Pamusoro pezvo, saizi yechidimbu cheore zvakare ine hunhu hunoshamisa. Mahombe - saizi ore particles ane nzvimbo diki - nzvimbo - kusvika - volume ratio, zvichireva kuti nzvimbo yekusangana pakati pe sodium cyanide negoridhe mu ore ishoma. Nekuda kweizvozvo, mwero wekuita unodzikiswa, uye zvinotora nguva yakareba kuti uwane imwe dhigirii yekutorwa kwegoridhe. Semuyenzaniso, mune mimwe migodhi yegoridhe yechinyakare uchishandisa sodium cyanide leaching, iyo leaching process inogona kutora mazuva akati wandei kusvika kumavhiki kuti ipere, izvo zvisingangorebesi kutenderera kwekugadzira asiwo zvinowedzera mutengo wekugadzira.

3.2 Mashandiro eNzvimbo - vane hushamwari Leaching Agents

Zvakatipoteredza - ane hushamwari leaching agents anowanzo ratidza kukurumidza leaching rate kana ichienzaniswa nesodium cyanide. Tora mamwe leaching agents ane glycine uye sodium iodide semuenzaniso. Glycine inogona kuumba macomplexes akagadzikana ane maion egoridhe kuburikidza neamino uye carboxyl mapoka. Kuumbwa kwezviumbwa izvi inzira inokurumidza. Muhupo hweokisijeni, glycine inogona kukurumidza kuita negoridhe mune ore kuti iparadze. Sodium iodide inoitawo basa rakakosha. Iodide ions inogona kutora chikamu mukuita redox, kusimudzira oxidation yegoridhe. Iko kusanganiswa kwezvinhu zviviri izvi kunogona kukurumidza kukurumidza kuita leaching process. Tsvagiridzo yakaratidza kuti mukuyedza kwakawanda, kana uchishandisa nharaunda yakadai - inoshamwaridzana leaching agents, nguva inodiwa kuti isvike yakakwira goridhe chiyero chekuchera ipfupi pane iyo sodium cyanide. Semuenzaniso, mune zvimwe zviitiko, nguva yekuvhara inogona kuderedzwa nehafu kana kupfuura. Iyi inokurumidza leaching mwero haingonatsiridza kugadzirwa kwakanaka chete asi zvakare inobvumira makambani emigodhi kuwana zvigadzirwa zvegoridhe nekukasira, zvichiwedzera kutenderera kwemari. Uye zvakare, imwe nharaunda - inoshamwaridzana leaching agents akagadzirwa kuti anyatso kuchinjika kune akasiyana ore marudzi. Ivo vanogona kunyatso kuburitsa goridhe kubva kuores ine yakaoma maumbirwo, vachichengetedza yakawedzera kukwira, inova mukana uyo sodium cyanide haina.

IV. Mutengo Wekushandisa

Panyaya yehuwandu hwekushandisa, sodium cyanide uye nharaunda - ine hushamwari leaching vamiririri vanofananidzwa.

4.1 Sodium Cyanide Kushandiswa

Mukuita kwegoridhe kudhirowa uchishandisa sodium cyanide, kushandiswa kunokanganisa nezvakawanda zvinhu. Kuumbwa kwekemikari kwesimbi ndicho chinhu chakakosha. Somuenzaniso, kana simbi yacho iine simbi yakawanda inogona kuita nesodium cyanide, yakadai semhangura, zinc, uye iron, simbi idzi dzinokwikwidzana negoridhe kuwana sodium cyanide. Ioni dzemhangura dziri mu ore dzinogona kuita ne sodium cyanide kuumba copper cyanide complexes. Mhinduro equation ndeye. Izvi hazvingotungamira mukudyiwa kwesodium cyanide asi zvakare inoderedza iko kushanda kwayo kwegoridhe leaching. Mune zvimwe zviitiko, kana ore ine yakakwira yemhando yesimbi inopindira, kushandiswa kwesodium cyanide kunogona kuwedzera zvakanyanya. Pamusoro pezvo, kuvepo kwemamwe maminerari senge sulfide kunogona kukanganisa kushandiswa kwe sodium cyanide. Sulfide minerals inogona kuita neokisijeni mumhepo uye mumvura kuumba sulfuric acid uye zvimwe zvinhu munzvimbo yeleaching. Iyi nharaunda ine acidic inogona kukurumidzira hydrolysis ye sodium cyanide, inogadzira hydrogen cyanide gasi ( ), iyo inokonzera kurasikirwa kwesodium cyanide. Nekudaro, pasi pemamiriro ekushanda akajairwa uye kune ores ane zvinyorwa zvakadzikama, mwero wekushandisa we sodium cyanide wakanyatso dzidza uye wakasimbiswa muindasitiri. Semuyenzaniso, mune yakajairwa kucherwa kwegoridhe nerumwe rudzi rweore, kushandiswa kwesodium cyanide kunogona kunge kwakatenderedza kukosha kwakasiyana patani ye ore yakagadziriswa, iyo inoshanda sereferensi kumakambani emigodhi kuronga nekugadzirisa mashandisiro avo reagent.

4.2 Kushandiswa Kwenzvimbo - vane hushamwari Leaching Agents

Zvakatipoteredza - zvine hushamwari leaching agents, zvisinei nekuumbwa kwavo kwakasiyana makemikari, vane mwero wekushandisa wakafanana neiyo sodium cyanide. Tora glycine - uye - sodium - iodide - based leaching agents semuenzaniso. Glycine, kunyangwe isiri muchetura uye ine maitiro akasiyana ekuita kana ichienzaniswa nesodium cyanide, inobata stoichiometrically negoridhe mune ore. Iyo carboxyl uye amino mapoka eglycine anogona kugadzira macomplexes ane goridhe ayoni. Maitiro ekuita akadzikama, uye huwandu hweglycine hunodiwa kunyungudutsa imwe huwandu hwegoridhe hunotarwa nemakemikari reaction equation. Sodium iodide inobatanidzwawo mukuita, uye kushandiswa kwayo kune hukama nemaitiro eredox uye yakaoma - magadzirirwo maitiro ayo inobatanidzwa mairi. Kushandiswa kwese kwezvakatipoteredza - hushamwari leaching agent ndiyo huwandu hwekushandiswa kwechimwe nechimwe chikamu. Mumashandisirwo mazhinji anoshanda uye zviedzo, zvakaonekwa kuti kana uchibata huwandu hwakafanana hweore neyakafanana goridhe zvirimo uye hunhu, huwandu hwenzvimbo - inoshamwaridzana leaching agent inopedzwa inopedzwa neiyo sodium cyanide. Kufanana uku kwehuwandu hwekushandisa kunobatsira kumakambani emigodhi sezvo ichibvumira shanduko isina musono maererano nehurongwa hwekugadzira uye mutengo - fungidziro kana uchifunga nezvekuchinja kubva ku sodium cyanide kuenda kune zvakatipoteredza - dzimwe nzira dzine hushamwari. Zvinoreva kuti ivo havafanire kuita shanduko huru mune yavo reagent - kutenga uye hesitori - manejimendi maitiro nekuda kwekusiyana kukuru kwemitengo yekushandisa.

V. Recovery Rate

5.1 Kudzoreredza Mwero weSodium Cyanide

Mwero wekudzoreredza wesodium cyanide mukutorwa kwegoridhe wakanyatso kusimbiswa muindasitiri yemigodhi yegoridhe kuburikidza nekudzidzira kwenguva refu uye kutsvaga. Pasi pemamiriro akakwana uye kune chaiwo marudzi e ores, sodium cyanide inogona kuwana yakakwira goridhe kudzoreredza mitengo. Semuyenzaniso, mune mimwe migodhi yegoridhe inochengetedzwa zvakanaka ine ores inokodzera sodium cyanide leaching, mwero wekudzoreredza unogona kusvika kusvika 95% kana kutokwira. Nekudaro, mune mazhinji chaiwo - epasirese mamiriro, chaiyo yekudzoreredza mwero inogona kunge yakaderera. Sezvambotaurwa, kuvapo kweimwe simbi mune ore kunogona kukanganisa zvakanyanya chiyero chekudzoreredza. Kana simbi yacho iine mhangura yakawanda, zinc, kana iron, masimbi aya anozobatana nesodium cyanide, achidya iyo leaching agent uye kuderedza huwandu huripo hwekubuda kwegoridhe. Somugumisiro, chiyero chekudzorera goridhe chinogona kuderera. Pamusoro pezvo, mamiriro ekushanda asina kufanira, akadai senge isiriyo pH kukosha kwekutonga, kusakwana kweokisijeni kupihwa, kana isina kufanira kumhanyisa kumhanya panguva yekuita leaching, inogona zvakare kutungamira mukudzikira kweyero yekudzoreredza. Semuenzaniso, kana iyo pH kukosha kweiyo leaching mhinduro yakadzikira, iyo hydrolysis yesodium cyanide inokwidziridzwa, zvichikonzera kurasikirwa kweiyo leaching agent uye kudzikiswa kweiyo inoshanda yekunyungudika kwegoridhe, zvichizokanganisa mwero wekupora.

5.2 Recovery Rate Yenzvimbo - vane hushamwari Leaching Agents

Mwero wekudzoreredza kwezvakatipoteredza - ane hushamwari leaching agents anonyatso kuenzana neiyo sodium cyanide. Zvakatipoteredza - zvine hushamwari leaching agents vanogona kuwana chiyero chekudzoreredza chingangoita 90 - 95% yeiyo sodium cyanide. Tora glycine - uye - sodium - iodide - based leaching agents semuenzaniso. Mukuedza kwerabhoritari uye mimwe miedzo yemunda, kana uchibata ores ane hunhu hwakafanana, nharaunda iyi - inoshamwaridzana leaching vamiririri vakaratidza kugona kwakanyanya mukuchera goridhe. Kunyange zvazvo maitiro avo ekudzorera ari pasi zvishoma pane ayo e sodium cyanide mune dzimwe nguva, ivo vachiri mukati mehutano hunogamuchirwa. Semuyenzaniso, mune mumwe mugodhi wegoridhe umo simbi ine chimiro chakareruka, mushure mekuchinja kubva pasodium cyanide kuenda kunharaunda - inoshamwaridzana leaching agent, mwero wekudzoreredza goridhe wakadzikira kubva pa93% (nesodium cyanide) kusvika 90% (nezvakatipoteredza - friendly leaching agent), kudzikiswa kwezvikamu zvitatu chete muzana. Uyu mutsauko mudiki muyero yekudzoreredza unowanzo kuderedzwa neakawanda mabhenefiti ezvakatipoteredza - ane hushamwari leaching agents, senge kushamwaridzana kwavo kwezvakatipoteredza, kukurumidza leaching kumhanya, uye yakafanana mwero wekushandisa. Zvakare, nekuenderera mberi nekutsvagisa nekusimudzira, kuita kwenzvimbo - vane hushamwari leaching vamiririri vari kuramba vachivandudza. Masayendisiti ari kushanda mukugadzirisa kuumbwa kweaya maajenti ekuregedza, achiwedzera zvinowedzerwa kana kugadzirisa mareshiyo ezvikamu zviripo kuti vawedzere kuwedzera goridhe ravo rekudzoreredza. Nekuda kweizvozvo, gaka rekudzoreredza mitengo pakati pezvakatipoteredza - inoshamwaridzana leaching agents uye sodium cyanide inotarisirwa kuderera zvakanyanya mune ramangwana.

VI. Environmental Impact

6.1 Njodzi dzeSodium Cyanide

Sodium cyanide ine muchetura zvakanyanya uye inopa kutyisidzira kukuru kune zvakatipoteredza. Kana sodium cyanide ichishandiswa mukuchera goridhe, miswe inozobuda ine imwe yakasara yesodium cyanide nezvimwe zvinokuvadza. Kana isina kubatwa zvakanaka, maturusi aya anogona kuva nenhevedzano yezvakaipa zvinokonzeresa. Semuenzaniso, mune dzimwe nguva apo miswe inoiswa mumvura, iyo sodium cyanide iri mumaswe inogona kunyungudika mumvura, ichiburitsa ine muchetura cyanide ions. Aya maioni ecyanide anogona kuita nesimbi ions mumvura kuti agadzire simbi dzakasiyana-siyana - cyanide complexes, iyo inokuvadza zvakanyanya kune zvipenyu zvemvura. Kunyangwe pakadzika zvakanyanya, cyanide inogona kuvharidzira ma enzymes ekufema ehove nedzimwe mhuka dzemumvura, zvichikonzera kufa kwavo. Zvinogonawo kukanganisa zvakajairwa ecological balance yemuviri wemvura, zvichikanganisa kukura uye kuberekana kwe plankton, zvidyarwa zvemumvura, uye zvimwe zvipenyu padanho rezasi recheni yechikafu, zvichizokonzera kudzikira kukuru mukusiyana-siyana kwezvisikwa zvemumvura yese.

Mukuwedzera, kana machira ane sodium cyanide akasiiwa mumhepo yakashama, anogona kuparadzwa nemhepo nemvura. Iyo cyanide - ine zvinhu mumisara inogona kutakurwa nemvura inonaya ichipinda muvhu riri pedyo uye pasi pevhu. Izvi zvinogona kusvibisa ivhu, kuderedza kuorera kwevhu uye kukanganisa kukura kwezvirimwa. Cyanide inogona zvakare kupinda mumvura yepasi, zvichiita kuti mvura yepasi isakodzere kudyiwa nevanhu uye kudiridza kwekurima. Mune mamwe matunhu mune migodhi yegoridhe inoshandisa sodium cyanide, kutarisisa kwezvakatipoteredza kwenguva refu kwakaratidza kuti ivhu nemvura yepasi munzvimbo dzakapoteredzwa zvakasvibiswa kusvika pamadhigirii akasiyana-siyana, nehupamhi hwepamusoro hwecyanide uye simbi inorema, iyo ine nguva refu yakaipa kukanganisa kwezvakatipoteredza nharaunda uye mararamiro evanhu.

6.2 Zvakanakira Zvenzvimbo - vane hushamwari Leaching Agents

Zvakatipoteredza - zvine hushamwari leaching vamiririri, kune rumwe rutivi, vanopa yakanakisa nharaunda hushamwari. Mushure mekuita kwekuchera goridhe uchishandisa maajenti aya, mhedzisiro inokonzeresa ine yakaderera zvakanyanya nharaunda. Semuenzaniso, imwe nharaunda - inoshamwaridzana leaching agents haina zvinhu zvine muchetura zvakanyanya sesodium cyanide. Kana miswe yacho ichiburitswa kana kufambiswazve, kashoma kukonzeresa kusvibiswa kwakanyanya kune zvakatenderedza. Muchokwadi, mune dzimwe nguva, machira anobatwa neimwe nharaunda - ane hushamwari leaching agents anogona kushandiswa kuvandudza ivhu. Semuyenzaniso, mune mamwe mapurojekiti ekuedza, miswe kubva mukucherwa kwegoridhe pachishandiswa zvakatipoteredza - maajenti ane hushamwari ekuchenesa akawanikwa akakodzera kurima ivhu mushure mekurapwa kwakakodzera. Aya maswe anogona kusanganiswa nemamwe ivhu - kuvandudza zvinhu uye kuiswa kune ivhu. Zvinhu zviri mumaswe zvinogona kubatsira kuvandudza chimiro chevhu, kuwedzera porosity yevhu, uye kuwedzera mvura - inobata simba. Somugumisiro, ivhu rinogona kuitwa rakakodzera kukura kwemiti, uye zvirimwa zvakasiyana-siyana nemiti zvinogona kubudirira kudyarwa pairi. Izvi hazvingodzikisi mutoro wezvakatipoteredza wekuraswa kwemiswe asi zvinopawo nzira itsva yekushandiswa kwakadzama kwezviwanikwa zvematailings, kusimudzira kusimukira kwakasimba kweiyo ecosystem munzvimbo yemigodhi. Zvinotaridza kuti zvakatipoteredza - zvine hushamwari leaching agents anogona kudzikisa zvinobudirira nharaunda yezviitwa zvekuchera goridhe uye kubatsira mukuwirirana - kuvapo kwezvicherwa uye nharaunda.

VII. Kuchengetedza Kwekufambisa

7.1 Sodium Cyanide

Kutakura sodium cyanide inzira yakadzorwa uye yakangwarira nekuda kwekunyanyisa kwayo muchetura. Sodium cyanide inoda nyanzvi yegungwa ine njodzi - nzira dzekutakura. Makambani ekutumira anobata sodium cyanide anofanirwa kunge aine marezinesi chaiwo uye kutevedzera mitemo yakasimba yepasirese yemugungwa, yakadai seInternational Maritime Dangerous Goods (IMDG) Code. Iyi kodhi inotsanangura kurongedza kwakaringana, kubata, uye kuchengetwa kwezvinhu zvine njodzi panguva yekufambisa mugungwa kudzivirira chero dzingangobuda kana tsaona.

Panyaya yekurongedza, sodium cyanide inofanirwa kunge iri mune yakavharwa kurongedza. Inowanzo kurongedzerwa mumhepo - midziyo yakasimba yakagadzirwa nezvinhu zvinokwanisa kumirisana nekuora uye kuita hunhu hwe sodium cyanide. Zvigaba izvi zvakagadzirirwa kudzivirira chero kusangana nemhepo, mwando, kana zvimwe zvinhu zvinogona kukonzera njodzi. Semuenzaniso, inogona kuiswa mumadhiramu esimbi ane mabhegi epurasitiki ane mitsetse yakapetwa kaviri kuti ave nechokwadi chekuchengetedzwa kwakanyanya. Panguva yekufambisa, hurongwa hwese hunotariswa zvakanyanya, uye matanho akasimba ekuchengetedza aripo. Vashandi vane hunyanzvi vane basa rekubata uye kutakura sodium cyanide, uye vanofanirwa kunge vakanyatso kudzidziswa kubata nenjodzi dzinogona kuitika dzine chekuita nechinhu ichi chine muchetura.

7.2 Zvakatipoteredza - vane hushamwari Leaching Agents

Mukupesana, nharaunda - ine hushamwari leaching vamiririri vanonakidzwa nekureruka kukuru mukufambisa. Anogona kutakurwa kuburikidza neakajairwa makemikari ekufambisa nzira. Izvi zvinoreva kuti zvinogona kutakurwa nemarori enguva dzose, zvitima, kana ngarava dzinowanzo shandiswa kutakura makemikari asina - zvakanyanya - ane ngozi. Iko hakuna kudikanwa kweyakakosha, yakaganhurirwa nzira dzekutumira senge mune yesodium cyanide.

Iko kurongedza kwezvakatipoteredza - ane hushamwari leaching agents zvakare akatwasanuka, kazhinji achitora yakajairwa kurongedza. Semuenzaniso, anogona kuputirwa mumadhiramu epurasitiki kana mabhegi anosangana nezvinodiwa zvemakemikari kurongedza. Uku kurongedza kwakajairwa hakusi kungodhura - kunoshanda asiwo kunorerutsa maitiro ekufambisa. Sezvo ava vamiririri vebazi vasina njodzi, makambani ekufambisa haafanire kuisa mari mune zvekushandisa zvakanyanya kana kudzidziswa kwevashandi pakufambisa kwavo. Izvi zvinoita kuti ketani yekugovera yezvakatipoteredza - inoshamwaridzana leaching agents ishanduke uye iwanikwe, zvichideredza mutengo wekufambisa uye kuomerwa nemakambani emigodhi.

VIII. Mhedziso

Mukupedzisa, nepo sodium cyanide yanga yakamira kwenguva refu muindasitiri yemigodhi yegoridhe yekuchera goridhe, nharaunda - vane hushamwari leaching vamiririri vanopa imwe yakagadzikana uye inoshanda imwe nzira. Zvakatipoteredza - vane hushamwari leaching vamiririri vane kukurumidza leaching rate, iyo inogona zvakanyanya kuvandudza kugadzirwa kwekuita. Kuenzanisa kwavo kudzoreredza mazinga kune sodium cyanide vanovimbisa kuti huwandu hwegoridhe hwakabviswa hahuna kukanganisa zvakanyanya. Uyezve, kushamwaridzana kwavo kwakanakisisa kwezvakatipoteredza ibasa guru, sezvo vachigona kuderedza mutoro wezvakatipoteredza unobatanidzwa nemigodhi yegoridhe, kunyanya maererano nekuraswa kwemiswe. Izvo zviri nyore zvekufambisa zvinodiwa zvenzvimbo - vane hushamwari leaching vamiririri vanopawo kumutengo - kuchengetedza uye kugadzirisa zvinhu.

Kunyangwe panogona kunge paine zvinonetsa senge kudhura kwekutanga kwekutanga mune dzimwe nguva kana kudiwa kwekuwedzera optimization kune chaiyo ore mhando, nekuenderera mberi nekutsvaga nekusimudzira, idzi nyaya dzinogona kukundwa. Sezvo tarisiro yepasi rose pamusoro pekuchengetedzwa kwezvakatipoteredza uye budiriro inoenderera mberi ichiwedzera, nharaunda - vane hushamwari leaching vamiririri vanotarisirwa kuita basa rinowedzera kukosha muindasitiri yemigodhi yegoridhe, zvishoma nezvishoma ichiva sarudzo huru yekuchera goridhe mune ramangwana.