Vol. 333 No. 2 (2025): Complex use of mineral resources

Engineering and technology

• Removal of Impurities from Refractory Gold Ore using Bio-reduction and Bio-oxidation processes

  Nazirah Awang Husain, Abdul Hafidz Yusoff, Wee Seng Kew, Noorfazliani Shoparwe, Chang Shen Chang, Nur Nabihah Yusof, Muhammad Noorazlan

  5-15

  Abstract views: 38 | PDF Downloads: 33 | DOI https://doi.org/10.31643/2025/6445.12

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• Mini review polyurethane hybrids: preparation, characterization and applications

  El-Sayed Negim, Marwan Shalash, Zh.S. Mukatayeva, A.K. Baidullayeva, T.K. Alferov, A.A. Nurtazina, A.E. Karabayeva, Moshera Samy

  16-26

  Abstract views: 52 | PDF Downloads: 37 | DOI https://doi.org/10.31643/2025/6445.13

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• Research on the production of sorbent based on bentonite clay for wastewater treatment from chemical industries

  M.N. Ishanova, A.A. Kadirbayeva, N.K. Sarypbekova

  27-33

  Abstract views: 11 | PDF Downloads: 24 | DOI https://doi.org/10.31643/2025/6445.14

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• Experimental studies for the Development of special equipment for cleaning cedar nuts from the shell

  A.H. Hamitbek, A.E. Kairbaeva

  34-40

  Abstract views: 12 | PDF Downloads: 6 | DOI https://doi.org/10.31643/2025/6445.15

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• Study of tribological characteristics of micro-arc calcium phosphate coatings on titanium

  A.A. Mamaeva, A.K. Kenzhegulov, A.V. Panichkin, Mrutyunjay. Panigrahi, D.E. Fisher

  41-50

  Abstract views: 0 | PDF Downloads: 0 | DOI https://doi.org/10.31643/2025/6445.16

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