Obtaining complex fertilizers based on low-grade phosphorites
Uktam TemirovNavoi State Mining Institute, Navoi, UzbekistanNodir DoniyarovNavoi State Mining Institute, Navoi, UzbekistanBakhrom JurakulovInstitute of General and Inorganic Chemistry of Academy Sciences of Uzbekistan, Tashkent, UzbekistanNajimuddin UsanbaevInstitute of General and Inorganic Chemistry of Academy Sciences of Uzbekistan, Tashkent, UzbekistanIlkhom Ahrorovich TagayevNavoi State Mining Institute, Navoi, UzbekistanAbdurasul МamataliyevInstitute of General and Inorganic Chemistry of Academy Sciences of Uzbekistan, Tashkent, Uzbekistan
ABI
Аннотация
In the study, the process preparation of phosphorus-humus fertilizers based on low-grade Central Kizilkum phosphorites activated using sulfuric acid in the ratio of 30-70% for decomposition of CaCO3 in the phosphorite followed by addition of activated sludge from municipal waster water was investigated.
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