Dab tsi yog phosphate mining siv rau?

2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44

Thoob ntiaj teb, ntau dua 85 feem pua ntawm phosphate pob zeb mined yog siv los tsim khoom phosphate chiv. Qhov seem 15 feem pua yog siv los ua elemental phosphorus thiab tshuaj ntxiv tsiaj, lossis siv ncaj qha rau cov av. Elemental phosphorus yog siv los tsim ntau yam tshuaj lom neeg sib txuas.

Yog li ntawd, vim li cas peb thiaj li phosphate?

Feem ntau ntawm cov phosphorus siv nyob rau hauv chiv los ntawm phosphate pob zeb, yog cov peev txheej tsim muaj ntau plhom xyoo nyob hauv ntiaj teb daim av. Cuaj caum feem pua ntawm lub ntiaj teb mined phosphate chiv pob zeb yog siv hauv kev ua liaj ua teb thiab khoom noj khoom haus, feem ntau yog ua chiv, tsawg dua li tsiaj pub thiab khoom noj ntxiv.

Ib yam nkaus, puas yog phosphate mining txaus ntshai? DANGERS OF PHOSPHATE MINES . Cov xov hluav taws xob gypsum sib tsoo tuaj yeem ua rau muaj kev puas tsuaj loj heev rau cov dej thiab ib puag ncig tam sim ntawd. Hauv qhov ua li ntawd, cov khoom siv hluav taws xob tau coj mus rau saum npoo, sib zog ua ke, thiab khaws cia hauv cov pob zeb loj heev uas muaj tshuaj lom hu ua phosphogypsum stacks.

Ua qhov no hauv kev txiav txim siab, lawv siv phosphate rau dab tsi?

Qee lub pob zeb phosphate yog siv los ua calcium phosphate zaub mov tshuaj ntxiv rau tsiaj. Ntshiab phosphorus yog siv los ua tshuaj rau siv hauv kev lag luam. Qhov tseem ceeb tshaj plaws ntawm kev siv phosphate rock, tab sis yog nyob hauv ntau lawm ntxiv rau phosphate chiv ua liaj ua teb.

Phosphates mined nyob qhov twg?

Tus nqi ntawm phosphate pob zeb mined yog US $ 2.2 nphom. Raws li xyoo 2015, muaj 10 qhov haujlwm phosphate kuv hauv plaub lub xeev: Florida, North Carolina, Idaho, thiab Utah. Sab hnub tuaj phosphate deposits yog khawb av los ntawm qhov qhib qhov. Sab hnub poob kev tso nyiaj yog mined los ntawm ob qho tib si saum npoo av thiab hauv av kuv.