General Session

(General session) Mineral Processing / Recycling

Wed. Mar 15, 2023 1:00 PM - 4:30 PM Room-3 (Fl.2.,Build. 6. 621)

Chairperson : Mayumi Ito (Hokkaido University), Kazutoshi Haga (Akita University), Naoto Hayashi (AIST)

【鉱物処理】天然鉱物資源の選鉱・製錬分野（物理選別，浮遊選鉱，バイオリーチング，ケミカルリーチング等）における新手法開発，新たな対象物への適用技術開発等について議論を行う。

【リサイクル】資源・素材のリサイクルに関して、選別方法，素材プロセッシング，社会システムの個別課題への対応および分野横断的な議論を行う。

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1:00 PM - 1:20 PM

[3K0307-16-01] [Student presentation: Doctoral course] Degradation of carbonaceous matter in double refractory gold ore by extracts from mushroom cultivation industry wastes

○Cindy -¹, Hirofumi Ichinose¹, Keiko Sasaki¹ (1. Kyushu University)

Chairperson : Mayumi Ito (Hokkaido University)

1:20 PM - 1:40 PM

[3K0307-16-02] [Student presentation: Master’s course] The effect of various collectors on the flotation performance of copper sulfide ores

○JIA ZHAO¹, Kazutoshi HAGA ¹, Manabu YAMADA¹, Atsushi SHIBAYAMA¹, Sambalkhundev Delgermaa² (1. Akita University, 2. JX Nippon Mining & Metals Corporation)

Chairperson : Mayumi Ito (Hokkaido University)

1:40 PM - 2:00 PM

[3K0307-16-03] Investigation of sodium sulfite as a depressant for selective flotation of copper sulfide minerals from arsenic-bearing copper mineral

○Gde Pandhe Wisnu - Suyantara^1,2, Hajime Miki¹, Tsuyoshi Hirajima¹, Keiko Sasaki^1,2, Daishi Ochi³, Yuji Aoki³ (1. Department of Earth Resources Engineering, Kyushu University, 2. Kyushu University Institute for Asian and Oceanian Studies, 3. Sumitomo Metal Mining, Co., Ltd.)

Chairperson : Mayumi Ito (Hokkaido University)

Break (2:00 PM - 2:15 PM)

2:15 PM - 2:35 PM

[3K0307-16-04] Selective Recovery of Platinum Group Metals Based on Ionic Crystal Formation Using Melamine as a Recovery Agent

○Kazuya Matsumoto¹, Ryota Aoki¹, Mitsutoshi Jikei¹ (1. Akita University)

Chairperson : Kazutoshi Haga (Akita University)

2:35 PM - 2:55 PM

[3K0307-16-05] Effect of frequency on ultrasound-assisted leaching

○Ruilu Liang¹, Tingting Wu¹, Mai Kimura¹ (1. Akita Prefectural University)

Chairperson : Kazutoshi Haga (Akita University)

2:55 PM - 3:15 PM

[3K0307-16-06] [Student presentation: Master’s course] Improvement of gold extraction by thiourea from double refractory gold ore

○Ikumi Suyama¹, Kojo Konadu¹, Yuji Aoki², Keiko Sasaki¹ (1. Kyushu university, 2. sumitomo metal mining)

Chairperson : Kazutoshi Haga (Akita University)

Break (3:15 PM - 3:30 PM)

3:30 PM - 3:50 PM

[3K0307-16-08] [Student presentation: Bachelor’s course] Concentration of Ni Components from Spent Three-way Lithium Ion Battery

○Kento Noda¹, Syuji Owada³, Katsunori Yamaguchi³, Naoki Okawa², Kaori Matsumoto² (1. School of Creative Science and Engineering, Waseda University, 2. ENEOS Ltd., 3. Faculty of Science and Engineering, Waseda University)

Chairperson : Naoto Hayashi (AIST)

3:50 PM - 4:10 PM

[3K0307-16-09] Development of lithium recovery process using nanofiltration membranes

○Ryoma Miyamoto¹, Tomoya Yoshizaki¹, Takanori Soya¹, Shigeru Aoyama¹, Shinichi Minegishi¹ (1. Toray Industries, Inc.)

Chairperson : Naoto Hayashi (AIST)

4:10 PM - 4:30 PM

[3K0307-16-10] Submerged Comminution of Lithium-ion Batteries in Lime Water in Inert Atmosphere for Safe Recycling

○Kouji Yasuda¹, Tetsuya Uda¹, Akihiro Kishimoto¹ (1. Kyoto University)

Chairperson : Naoto Hayashi (AIST)

Session information (2023/02/03 Ver.)

(General session) Mineral Processing / Recycling

[3K0307-16-01] [Student presentation: Doctoral course] Degradation of carbonaceous matter in double refractory gold ore by extracts from mushroom cultivation industry wastes

[3K0307-16-02] [Student presentation: Master’s course] The effect of various collectors on the flotation performance of copper sulfide ores

[3K0307-16-03] Investigation of sodium sulfite as a depressant for selective flotation of copper sulfide minerals from arsenic-bearing copper mineral

[3K0307-16-04] Selective Recovery of Platinum Group Metals Based on Ionic Crystal Formation Using Melamine as a Recovery Agent

[3K0307-16-05] Effect of frequency on ultrasound-assisted leaching

[3K0307-16-06] [Student presentation: Master’s course] Improvement of gold extraction by thiourea from double refractory gold ore

[3K0307-16-08] [Student presentation: Bachelor’s course] Concentration of Ni Components from Spent Three-way Lithium Ion Battery

[3K0307-16-09] Development of lithium recovery process using nanofiltration membranes

[3K0307-16-10] Submerged Comminution of Lithium-ion Batteries in Lime Water in Inert Atmosphere for Safe Recycling

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