Vol. 4 No. 6(118) (2022): Technology organic and inorganic substances

Technology organic and inorganic substances

• Development of the retrieving technology of carotenoids from pumpkin (Cucurbita SPP.) pulp using Zn-Al layered double hydroxides

  Vadym Kovalenko, Valerii Kotok, Anton Dopira, Gregorio Guadalupe Carbajal Arizaga, Volodymyr Verbitskiy, Volodymyr Medianyk, Oksana Berzenina, Inna Anataichuk

  6-15

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• Analysis of the effect of diesel-essential oil fuel mixture on the performance, noise, vibration of diesel engines

  Sugeng Hadi Susilo, Listiyono Listiyono, Khambali Khambali

  16-21

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• The analysis of Si/Al ratio on CGA decomposition in Indonesian traditional Kreweng pottery coffee roaster to maximize coffee acidity

  Ikhwanul Qiram, Nurkholis Hamidi, Lilis Yuliati, Willy Satrio Nugroho, I Nyoman Gede Wardana

  22-37

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• Identifying the influence of redispersed polymers on cement matrix properties

  Yurii Kovalenko, Volodymyr Tokarchuk, Svitlana Kovalenko, Oleksandr Vasylkevych

  38-45

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• Development of saga (Abrus precatorius) seed extract as a green corrosion inhibitor in API 5l Grade B under 1m HCL solutions

  Rini Riastuti, Dinar Setiawidiani, Johny Wahyuadi Soedarsono, Sidhi Aribowo, Agus Paul Setiawan Kaban

  46-56

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• Reducing the biogenic corrosion of concrete in a pigsty by using disinfectants

  Oksana Shkromada, Tatiana Fotina, Yevheniia Dudnyk, Roman Petrov, Viktoriya Levytska, Vadym Chivanov, Nadiya Bogatko, Alina Pikhtirova, Olexandr Bordun

  57-66

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• Substantiation of application technology of hygroscopic materials for dust prevention of roads with the lowest type of surfaces

  Saniya Kiyalbay, Akmaral Sagybekova, Abdy Kiyalbaev, Kabdullagazy Nauruzbayev, Gulsum Espayeva, Gulnar Bektursunova

  67-77

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