Vol. 15 No. 2 (2024): November

Articles

• Study of The Influence of Extract Cocoa Pods (Theobroma Cacao) as a Preservative Ingredient on Mahoni Woods (Swietenia Mahogany) Through Cold Soaking on Mechanical Properties

  Muh Anhar, Yusuf Yusuf, Asep Ruchiyat, Etri Suhelmidati, Syarif Abdian Putra, Danial Danial, Yuli Yetri

  50-58

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  Muh Anhar,  Department of Mechanical Engineering, Politeknik Negeri Ketapang,  Indonesia

  Yusuf Yusuf,  Department of Mechanical Engineering, Politeknik Negeri Ketapang,  Indonesia

  Asep Ruchiyat,  Department of Mechanical Engineering, Politeknik Negeri Ketapang,  Indonesia

  Etri Suhelmidati,  Department of Civil Engineering, Politeknik Negeri Padang,  Indonesia

  Syarif Abdian Putra,  Department of Mechanical Engineering, Politeknik Negeri Ketapang,  Indonesia

  Danial Danial,  Department of Mechanical Engineering, Politeknik Negeri Ketapang,  Indonesia

  Yuli Yetri,  Department of Mechanical Engineering, Politeknik Negeri Padang ,  Indonesia

  Abstract views : 693 times | Downloads: 568 times | DOI : https://doi.org/10.21771/jrtppi.2024.v15.no2.p50-62 | Published: 2025-02-19
  

• Soil Characteristics in Post-Mining Reclamation Zones of a Clay Mine PT Solusi Bangun Indonesia Tbk Cilacap

  Rendy Prihatnanto, Bambang Yulianto, Jafron Wasiq Hidayat

  78-85

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  Rendy Prihatnanto,  Universitas Diponegoro,  Indonesia

  Bambang Yulianto,  Universitas Diponegoro,  Indonesia

  Jafron Wasiq Hidayat,  Universitas Diponegoro,  Indonesia

  Abstract views : 863 times | Downloads: 772 times | DOI : https://doi.org/10.21771/jrtppi.2024.v15.no2.p78-85 | Published: 2024-11-29
  

• The Effect of Kaolin Addition as a Binder in Making Pellets Iron Concentrate

  Sy.Indra Septiansyah, Idris Herkan Afandi, Herman Herman

  67-77

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  Sy.Indra Septiansyah,  Departement of Mining Technology, Ketapang State Polytechnic,  Indonesia

  Idris Herkan Afandi,  Departement of Mining Technology, Ketapang State Polytechnic,  Indonesia

  Herman Herman,  Departement of Mining Technology, Ketapang State Polytechnic,  Indonesia

  Abstract views : 965 times | Downloads: 470 times | DOI : https://doi.org/10.21771/jrtppi.2024.v15.no2.p63-73 | Published: 2025-02-19
  

• Analysis of mixing coal and biomass fuels on industrial boiler performance

  Jacky Chin

  59-66

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  Jacky Chin,  Mercu Buana University,  Indonesia

  Abstract views : 607 times | Downloads: 833 times | DOI : https://doi.org/10.21771/jrtppi.2024.v15.no2.p59-66 | Published: 2024-11-30
  

• Environmental Pollution and Threats to the Future of Sustainable Ecotourism: Challenges and Solutions in Riau Province

  Abdul Sadad, Zulkarnaini Zulkarnaini, Mimin Sundari Nasution, Mayarni Mayarni

  87-93

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  Abdul Sadad,  Postdoctoral Enviromental Science, Universitas Riau, Indonesia ,  Indonesia

  Zulkarnaini Zulkarnaini,  Expert Environmental Management, Universitas Riau, Indonesia,  Indonesia

  Mimin Sundari Nasution,  Expert Environmental Management, Universitas Riau, Indonesia,  Indonesia

  Mayarni Mayarni,  Postdoctoral Enviromental Science, Universitas Riau, Indonesia ,  Indonesia

  Abstract views : 767 times | Downloads: 516 times | DOI : https://doi.org/10.21771/jrtppi.2024.v15.no2.p87-93 | Published: 2024-11-27
  

• Hazard Identification, Risk Assessment and Control (HIRAC) on Water Solid Contents Determination at Environmental Chemistry Laboratory of President University

  Yosef Barita Sar Manik, Azka Leona Mayriza, Brilian Maulani Putri, Keisha Fawwaaz, Khalila Kireina Huri, Vira Puspita Maulidinnisa

  94-102

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  Yosef Barita Sar Manik,  President University,  Indonesia

  Azka Leona Mayriza,  Environmental Engineering Study Program, Faculty of Engineering, President University,  Indonesia

  Brilian Maulani Putri,  Environmental Engineering Study Program, Faculty of Engineering, President University,  Indonesia

  Keisha Fawwaaz,  Environmental Engineering Study Program, Faculty of Engineering, President University,  Indonesia

  Khalila Kireina Huri,  Environmental Engineering Study Program, Faculty of Engineering, President University,  Indonesia

  Vira Puspita Maulidinnisa,  Environmental Engineering Study Program, Faculty of Engineering, President University,  Indonesia

  Abstract views : 1282 times | Downloads: 1051 times | DOI : https://doi.org/10.21771/jrtppi.2024.v15.no2.p94-102 | Published: 2024-11-29