Special session

(Special session) Deployments of problems related to seafloor resources utilizations

Tue. Sep 10, 2024 1:00 PM - 5:00 PM Room-1(101, 1F, General Education Bldg. 2)

Chairperson：西圭介（深海資源開発株式会社）

(Presentation: 20 minutes allotted for lecture and 5 minutes for Q&A out of 25 minutes per presentation)

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Speech［Nobuyuki Okamoto (DORD)］ (1:00 PM - 1:05 PM)

1:05 PM - 1:30 PM

[1109-16-01] Current status of world marine mineral resource development

○Nobuyuki Okamoto¹ (1. Deep Ocean Resources Development Co., Ltd.)

Chairperson：西圭介（深海資源開発株式会社）

1:30 PM - 1:55 PM

[1109-16-02] Current status of exploration activities aimed at mining deep-sea polymetallic nodules

○Akira Tsune¹ (1. Deep Ocean Resources Development, Co., Ltd.)

Chairperson：西圭介（深海資源開発株式会社）

1:55 PM - 2:20 PM

[1109-16-03] Feasibility of Selective Separation of Valuable Metals in Sulfide Matte from Deep Sea Resources by Flotation

○Kazutoshi Haga¹, Katsuya Sato¹, Yasushi Takasaki¹, Keisuke Nishi², Tatsuru Takahashi³, Yoshiyuki Tanaka³ (1. Akita University, 2. Deep Ocean Resources Development Co., Ltd., 3. Japan Organization for Metals and Energy Security)

Chairperson：西圭介（深海資源開発株式会社）

2:20 PM - 2:45 PM

[1109-16-04] Comparison of the economic feasibility for three types of Deep Sea Mining with Real Options Analysis

○Toshitada Sasaki^{1[Master’s course]}, Hisatoshi Toriya¹, Tsuyoshi Adachi¹ (1. Akita University)

Chairperson：西圭介（深海資源開発株式会社）

2:45 PM - 2:55 PM

[1109-16-10add] Break

2:55 PM - 3:20 PM

[1109-16-05] Challenges for mining of cobalt-rich erromanganese crusts

○Seiya Kawano¹ (1. Japan Organization for Metals and Energy Security)

Chairperson：西圭介（深海資源開発株式会社）

3:20 PM - 3:45 PM

[1109-16-06] Similarities of production technology between seafloor massive sulfides and shallow type methane hydrate

○Norio Temma¹, Kiyofumi Suzuki¹, Tetsuo Yamazaki² (1. National Institute of Advanced Industrial Science and Technology(AIST), 2. Osaka Metropolitan University)

Chairperson：西圭介（深海資源開発株式会社）

3:45 PM - 4:10 PM

[1109-16-07] An Essay concerning Exploitation of Ocean Floor Mineral Resources and Japan’s Policy of Marine Mineral Resources: in Response to a Certain International Headwind against Deep Seabed Mining

○Tatsuya Nakada¹ (1. Kobe University)

Chairperson：西圭介（深海資源開発株式会社）

4:10 PM - 4:35 PM

[1109-16-08] Problems to realize deep-sea mmining and the breakthroughs

○Tetsuo Yamazaki¹, Naoki Nakatani¹ (1. Osaka Metropolitan University )

Chairperson：西圭介（深海資源開発株式会社）

4:35 PM - 5:00 PM

[1109-16-19add] Discussion

Chairperson：西圭介（深海資源開発株式会社）

Session information (2024/08/07 Ver.)

(Special session) Deployments of problems related to seafloor resources utilizations

[1109-16-01] Current status of world marine mineral resource development

[1109-16-02] Current status of exploration activities aimed at mining deep-sea polymetallic nodules

[1109-16-03] Feasibility of Selective Separation of Valuable Metals in Sulfide Matte from Deep Sea Resources by Flotation

[1109-16-04] Comparison of the economic feasibility for three types of Deep Sea Mining with Real Options Analysis

[1109-16-10add] Break

[1109-16-05] Challenges for mining of cobalt-rich erromanganese crusts

[1109-16-06] Similarities of production technology between seafloor massive sulfides and shallow type methane hydrate

[1109-16-07] An Essay concerning Exploitation of Ocean Floor Mineral Resources and Japan’s Policy of Marine Mineral Resources: in Response to a Certain International Headwind against Deep Seabed Mining

[1109-16-08] Problems to realize deep-sea mmining and the breakthroughs

[1109-16-19add] Discussion

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