Author Page for Mayumi Ito

Conventional and Recent Advances in Gravity Separation Technologies for Coal Cleaning: A Systematic and Critical Review

Number of pages: 94 Posted: 17 Oct 2022

Theerayut Phengsaart, Palot Srichonphaisan, Chinawich Kertbundit, Natatsawas Soonthornwiphat, Somthida Sinthugoot, Nutthakarn Phumkokrux, Onchanok Juntarasakul, Kreangkrai Maneeintr, Apisit Numprasanthai, Takahiko Arima, Carlito Baltazar Tabelin, Naoki Hiroyoshi and Mayumi Ito

Chulalongkorn University - Department of Mining and Petroleum Engineering, Chulalongkorn University, Chulalongkorn University, Chulalongkorn University, Ministry of Natural Resources and Environment, Malaysia, Ramkhamhaeng University, Chulalongkorn University, Chulalongkorn University, Chulalongkorn University, Hokkaido University, University of New South Wales (UNSW), Hokkaido University and Hokkaido University

Downloads 122 (596,393)

Abstract:

2.

Ammonium Thiosulfate Leaching of Gold in the Presence of Arsenopyrite: Understanding of the Suppression Mechanism of Gold Extraction by Arsenopyrite and the Application of Pre-Oxidation Step to Improve Gold Extraction

Number of pages: 45 Posted: 27 Mar 2023

Takunda Joseph Mhandu, Sanghee Jeon, Sohta Hamatsu, Takahiko Arima, Yogarajah Elakneswaran, Mayumi Ito and Naoki Hiroyoshi

affiliation not provided to SSRN, Akita University, Hokkaido University, Hokkaido University, Hokkaido University, Hokkaido University and Hokkaido University

Downloads 110 (649,907)

Abstract:

3.

Characterization of Coal Fly Ash from the Philippines and Extraction of Rare Earth Elements Using Mixed Mineral-Organic Acids

Number of pages: 47 Posted: 16 Nov 2024

Kathleen Agad Ranay, Mona Lisa Pacaña, Axzel Rose Abid, Ronben Baute, Carlito Baltazar Tabelin, Leaniel Silva, Richard Diaz Alorro, Ilhwan Park, Mayumi Ito, Takahiko Arima, Kosei Aikawa, Walubita Mufalo, Theerayut Phengsaart and Vannie Joy Resabal

Mindanao State University - Iligan Institute of Technology, Mindanao State University - Iligan Institute of Technology, Mindanao State University - Iligan Institute of Technology, Mindanao State University - Iligan Institute of Technology, MSU-Iligan Institute of Technology, Mindanao State University - Iligan Institute of Technology, Curtin University, University of Pennsylvania, Hokkaido University, Hokkaido University Division of Sustainable Resources Engineering, affiliation not provided to SSRN, Hokkaido University Division of Sustainable Resources Engineering, Chulalongkorn University - Department of Mining and Petroleum Engineering and MSU-Iligan Institute of Technology

Downloads 99 (709,832)

Citation 2

Abstract:

4.

A Novel Process Combining Heat Treatment and Magnetic Separation to Recover Critical Metals from Used Li-Ion Batteries

Number of pages: 16 Posted: 04 Mar 2025

Ryoei Watanabe, Takahiko Arima and Mayumi Ito

Hokkaido University, Hokkaido University and Hokkaido University

Downloads 73 (907,769)

Abstract:

5.

SYNERGISTIC EFFECTS OF DOLOMITE, TALC, AND CHICKEN EGGSHELL ADDITIVES ON CHAR FORMATION AND THERMAL STABILITY OF APP–MEL–EG INTUMESCENT COATING SYSTEM FOR STEEL PROTECTION

Number of pages: 34 Posted: 14 May 2026

Edrhea Villas, Gevelyn Itao, Vannie Joy Resabal, Carlito Baltazar Tabelin, Takahiko Arima, Mayumi Ito, Naoki Hiroyoshi, Yogarajah Elakneswaran, Mylah Villacorte-Tabelin, Jaypee Yongco, michelle jeanne caracut, Arnold A. Lubguban and Joshua B. Zoleta

affiliation not provided to SSRN, affiliation not provided to SSRN, MSU-Iligan Institute of Technology, MSU-Iligan Institute of Technology, Hokkaido University, Hokkaido University, Hokkaido University, Hokkaido University, Hokkaido University, affiliation not provided to SSRN, affiliation not provided to SSRN, MSU-Iligan Institute of Technology and affiliation not provided to SSRN

Downloads 12 (1,555,090)

Mayumi Ito

Hokkaido University

5

416

2

Scholarly Papers (5)

Conventional and Recent Advances in Gravity Separation Technologies for Coal Cleaning: A Systematic and Critical Review

Abstract:

Ammonium Thiosulfate Leaching of Gold in the Presence of Arsenopyrite: Understanding of the Suppression Mechanism of Gold Extraction by Arsenopyrite and the Application of Pre-Oxidation Step to Improve Gold Extraction

Abstract:

Characterization of Coal Fly Ash from the Philippines and Extraction of Rare Earth Elements Using Mixed Mineral-Organic Acids

Abstract:

A Novel Process Combining Heat Treatment and Magnetic Separation to Recover Critical Metals from Used Li-Ion Batteries

Abstract:

SYNERGISTIC EFFECTS OF DOLOMITE, TALC, AND CHICKEN EGGSHELL ADDITIVES ON CHAR FORMATION AND THERMAL STABILITY OF APP–MEL–EG INTUMESCENT COATING SYSTEM FOR STEEL PROTECTION

Abstract: