Ebe a na-egwupụta ihe na Nchanga
30 Ebe ogbunigwe Nchanga bụ otu ọrụ na-egwupụta ọla kọpa na nso obodo Chingola na Zambia.
Nchanga Open Pit Mine dezie
Oghere mepere dị na Nchanga Mine dị n'ụdị mkpuchi 11 km ogologo gburugburu obodo Chingola na Zambia . Na-ekpuchi ihe nke nta ka ọ 30 km² ọ bụ nke abụọ mepere emepe nke abụọ n'ụwa. [1] nne kacha ike nke olulu ahụ dị 400 m ala mpaghara ala gbara ya gburugburu.
Open Pit mining na Nchanga malitere na 1955, na isi Nchanga Open Pit. N'ikpeazụ, a na-egwupụtakwa olulu itoolu ndị nwere ọkara ọkara, nke a na-akpọ olulu satịlaịtị, n'otu oge ma ọ bụ ọzọ.
Ka ọ dị ugbu a, Ngwuputa ihe na-elekwasị anya na isi olulu Nchanga, na satịlaịtị akwadoro maka ịgbatị n'ọdịnihu, ka akụ na ụba na nhazi nkà na ụzụ na-emepe emepe. A na-akpọkọ ha ọnụ n'ụzọ nkịtị ka Nchanga Open Pits.
Nchanga Underground Mine dezie
Ihe ogbunigwe n'okpuru ala Nchanga bụ ihe dịka 45% nke mkpokọta ọla kọpa na Nchanga. N'ime afọ 10 gara aga, mmepụta a na-emepụta kwa afọ ejirila nkezi 93,00 nke ọla kọpa dị n'ime ya. Ugbu a, enwere ozu ọla atọ dị iche iche sitere na ya na-esi na-egwupụta akụ, ya bụ, orebody dị ala (LOB), Block 'A' na Chingola 'B'. Ndị a na-atụnye ụtụ ọla kọpa 63%, 35% na 8% n'otu n'otu. [1]
Osisi Usoro Nchanga dezie
Osisi nhazi nke Nchanga nwere ihe nke abụọ, East Mill na West Mill na ọdụdụ .
[2]East Mill na-ọkọ sitere na olulu mepere emepe ebe West Mill na- onyeisi isi na ala. Na mgbakwunye, na-na-na-akpa cobalt na West Mill Cobalt Plant. Osisidụ ọdụ na-ahụ cathodes ọla kọpa site na ọdụ ụgbọ mmiri na-azụ azụ azụ.
Ntụaka dezie
- ↑ Nchanga goes deep. International Mining. Retrieved on 2009-01-28.
- ↑ Nchanga Mines. The Journal of The South African Institute of Mining and Metallurgy. Archived from the original on 2009-12-29. Retrieved on 2009-01-28.