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Volume 2022, Issue 3 (2022)

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BIOCHAR PREPARATION, INVESTIGATION OF PROPERTIES AND APPLICATION AS A LOW-COST ADSORBENT – A REVIEW
A Kh Aripov, S M. Turabdzhanov, Sh Komilova, O Sh Qodirov, G S. Rakhimova, T V. Darabkova, Zh Aimenova, and L S. Rakhimova

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SELECTIVE REDUCTION OF TRIVALENT IRON IN ZINC FERRITE USING ELEMENTAL SULPHUR
B T. Berdiyarov, Sh T. Khojiev, J B. Ismailov, S T. Matkarimov, and Sh O. Ismatov

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THE VIBRATION SOURCES OF CAR TRACTOR ATTACHMENTS
Sh Kh Kurbanov and U A. Rajapbayev