Teknụzụ dị mkpa maka mkpofu na-adịghị emerụ ahụ nke ihe fọdụrụ na Cyanide Gold

Usoro cyanidation maka mwepụta ọlaedo, nke nwere akụkọ ihe mere eme nke ihe karịrị afọ 100, ka dị irè n'ime mmepụta ọlaedo ugbu a. A ma ama ya site na mfe ya na oke mgbake ọlaedo. Agbanyeghị, usoro a na-emepụta nnukwu ọnụọgụ ọla edo. Mmepụta nke cyanide residents site na mkpokọta ọlaedo na-amụba kwa afọ. Ọnụ ọgụgụ na-egosi na ụlọ ọrụ ọlaedo mba na-emepụta ihe dị ka nde tọn 80 ruo 100 nke cyanide residents kwa afọ.

Nkwakọba ihe fọdụrụ n'ime cyanide ndị a ruo ogologo oge na-akpata ọtụtụ nsogbu. Nke mbụ, ọ na-ebi n'ala buru ibu. Nke abụọ, cyanide ndị na-egbu egbu dị ukwuu n'ime ihe fọdụrụ nwere ike ịhapụ gas na-egbu egbu ma mepụta mmiri mkpofu acidic. Na mgbakwunye, ọtụtụ ion ígwè nwere ike imerụ ahụ mmiri na ala gbara ya gburugburu site na mmiri elu ma ọ bụ mmiri dị n'okpuru ala, na-etinye ahụike mmadụ n'ihe ize ndụ. N'ụzọ dị ịtụnanya, ihe fọdụrụ n'ime cyanide sitere na ihe ndị dị n'ọlaedo nwere ihe bara uru dị ka Cu, Pb, Zn, Fe, Au, S, na Si nke ka dị n'okpuru - weghachite. Ya mere, ikewapụ ihe ndị na-egbu egbu n'enweghị nsogbu, ikewapụ na iweghachite akụrụngwa bara uru nke ọma, na inweta nnukwu ojiji nke ihe ndị na-emebi emebi abụrụla ihe kacha mkpa na ihe ịma aka nyocha zuru ụwa ọnụ.

United Chemical Ngwọta Co., Ltd.: A Holistic Project

Na nzaghachi maka nsogbu ndị a, United Chemical Co., Ltd. butere oru "Nyocha na Ngwa nke Teknụzụ Igodo maka mkpofu na-adịghị emerụ ahụ na iji akụrụngwa nke Cyanide Residues sitere na Gold Concentrates".

Gradient - De - cyanidation na Flotation Iweghachite

The "New Technology for Gradient - Controlled De - cyanidation and Flotation Recovery of Valuable Elements" ka anabatara iji nwetaghachi Cu, Pb na Zn n'ụzọ zuru ezu site na ọdụ cyanidation ọla edo. N'ihi ya, a na-emepụta ihe ndị na-eme ka ọnyà na-eme ihe na ọla kọpa.

Mgbakwunye Interface Pyrite na nhazi ngwakọta maka igwe na mgbake ọla edo

Na-esote, emejuputa atumatu "Teknụzụ Ọhụrụ maka Pyrite Interface Activation and Combined Mineral Processing and Metallurgy for Iron and Gold Recovery". Teknụzụ a kewapụrụ nke ọma wee nwetaghachi Fe na Si site na ọdụ ọdụ ụgbọ mmiri cyanidated, na-amịpụta sulfur concentrates na elu - silicon tailings.

Sulfuric acid na Iron Pellet Mmepụta

A na-eji sọlfọ mee ihe iji mepụta sulfuric acid gbadoro ụkwụ site na adịghị ike - ikuku oxygen. A kpọsara slag sọlfọ a ṅara n'ọkụ. N'ikpeazụ, etinyere "Elu - Igwe ọkụ - Teknụzụ nkewa ọla edo" iji mepụta pellets ígwè na apịtị ọla edo nke Cu, Pb na Zn mejuru.

Elu - Silicon Tailings Recycling

"Nkà na ụzụ ọhụrụ maka usoro - mgbanwe ụkpụrụ na zuru - akụkụ nke imegharị ihe dị elu - Silicon Tailings" nyere aka ngbanwe nke ọdụdụ silicon dị elu gaa na European - ụdị taịlị seramiiki na-ejikọta ọnụ.

Nkachamara nka na nyocha

Arụmọrụ a gbochiri “nsogbu anọ” jikọtara ya na mpụta cyanide sitere na mgbanaka ọla edo: ịghọta nke ọma ihe ndị na-egbu egbu, na-achịkwa na nhazi nkewapụ omume ha, na-eweghachi ihe ndị bara uru na ọdụ ọdụ. Ọ webatara usoro mmụta mmekọrịta ọhụrụ, na-ejikọta nhazi nke ịnweta, metallurgy, na sayensị gburugburu ebe obibi. Nchoputa a gbasara usoro ohuru ohuru, site na ikpughe ihe omuma sayensi rue mmepe teknụzụ njikwa na ime ihe ngosi injinia.

N'ihu sayensị na teknụzụ, o gosipụtara n'usoro ihe omume nke ihe ndị na-egbu egbu na cyanide - nwere ihe mkpofu dị ize ndụ nke ukwuu. N'ọkwa ngwa, ọ mepụtara teknụzụ maka nkewa dị mma na mkpofu nke ihe ndị na-egbu egbu, nchikota nke ihe ndị bara uru, na iji akụrụngwa ọdụ dị elu mee ihe.

Nsonaazụ ngwa nrụpụta dị egwu

Mgbe e mechara ihe ndị a rụpụtara n'ọrụ n'ụlọ ọrụ mmepụta ihe, ọnụego mgbake nke ọla bara uru sitere na ihe fọdụrụ n'ọlaedo cyanide gafere 90%. Ihe a rụpụtara mere ka e wepụ ihe fọdụrụ n'ala Harmless ma jiri ihe onwunwe zuru oke nke ihe fọdụrụ n'ala cyanide site na ihe fọdụrụ n'ala ọlaedo. Kwa afọ, ọrụ ahụ na-emepụta ihe dị ka tọn 8.000 nke ihe fọdụrụ n'ala na ihe fọdụrụ n'ọla kọpa, ihe karịrị tọn 300.000 nke ihe fọdụrụ n'ala sọlfọ dị elu, ihe karịrị tọn 200.000 nke acid sulfuric na pellets oxidized, ihe dị ka kilogram 700 nke ọlaedo, na ihe karịrị nde taịlị ndị Europe dị iche iche. O doro anya na ọrụ ahụ ewetala uru akụ na ụba dị egwu, gburugburu ebe obibi, na mmekọrịta mmadụ na ibe ya.