Taconite yog qib hlau ore. Thaum cov qib high-qib ntuj hlau ore muaj ntau, taconite tau suav hais tias yog pob zeb pov tseg thiab tsis siv. Tab sis raws li cov khoom ntawm qib siab ntuj ore poob qis, kev lag luam pib saib taconite ua cov peev txheej. … Taconite cawm Minnesota txoj kev lag luam hlau ore mining.
taconite ore siv dab tsi?
Nws yog pob zeb nyuaj heev uas muaj cov hlau qis qis siv ua hlau thiab hlau. Siv cov khoom tawg, taconite yog blasted rau hauv tej daim uas ces crushed rau hauv me me pieces ntawm ib tug ua cov nroj tsuag. Tom qab cov hlau ore tau sib cais los ntawm taconite, cov tailings yog cov khoom seem.
Leej txiv ntawm taconite yog leej twg?
Davis, 'Leej Txiv ntawm Taconite' txuas ntxiv ua kom tiav cov txheej txheem ntawm mining thiab refining taconite nyob rau plaub lub xyoos tom ntej no.
taconite yog dab tsi thiab vim li cas nws thiaj siv tsis yog magnetite lossis hematite kom tau hlau?
Vim lawv cov qib hlau qis, taconite thiab magnetite xav tau kev ua haujlwm ntau dua li hematite txhawm rau tsim cov khoom siv hlau ntau ntawm 60-70%. Cov txheej txheem tau txais txiaj ntsig rau taconite yuav tsum tau crushing, tshuaj ntsuam, sib tsoo, sib nqus sib cais, lim thiab thaum kawg ziab.
Vim li cas peb thiaj ua taconite pellets?
Kev rov qab los ntawmcov hlau xav tau kev sib tsoo zoo thiab cov txheej txheem ntawm cov hlau-cov kabmob, uas nyob rau hauv lem yog tsim rau hauv pellets haum rau blast furnaces. Raws liCov qib high-qib deposits ntawm hlau ore tau dhau los lawm, taconite deposits tau nce nyob rau hauv qhov tseem ceeb raws li qhov chaw ntawm hlau ore.