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Joji Yamamoto
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Proceedings Papers

Dynamic Analysis to Identify Mathieu Instability on Hanging Riser for Exploitation of Subsea Minerals

Marcio Yamamoto, Joji Yamamoto, Sotaro Masanobu
Paper presented at the Offshore Technology Conference Brasil, October 24–26, 2023
Paper Number: OTC-32849-MS
https://doi.org/10.4043/32849-MS
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View Paper titled, Dynamic Analysis to Identify Mathieu Instability on Hanging Riser for Exploitation of Subsea Minerals
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Proceedings Papers

Study on the Plugging Inside the Riser Pipe During the Transfer of the Low-Temperature Substances Such as Methane Hydrate

Joji Yamamoto, Yasuharu Nakajima, Satoru Takano, Marcio Yamamoto, Masao Ono, Shigeo Kanada
Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-026
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View Paper titled, Study on the Plugging Inside the Riser Pipe During the Transfer of the Low-Temperature Substances Such as Methane Hydrate
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Proceedings Papers

Morphological Observations of Gas Hydrate Formation in Gas-Seawater Systems

Yasuharu Nakajima, Joji Yamamoto, Satoru Takano, Marcio Yamamoto, Masao Ono, Shigeo Kanada, Kazuhisa Otsubo
Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-001
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View Paper titled, Morphological Observations of Gas Hydrate Formation in Gas-Seawater Systems
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Proceedings Papers

Study on Riser System in Hang-Off Configuration for Deep-Sea Mining

Marcio Yamamoto, Joji Yamamoto, Sotaro Masanobu
Paper presented at the Offshore Technology Conference Asia, March 22–25, 2022
Paper Number: OTC-31672-MS
https://doi.org/10.4043/31672-MS
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View Paper titled, Study on Riser System in Hang-Off Configuration for Deep-Sea Mining
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Proceedings Papers

A Numerical Model Analysis of Environmental Load For Seafloor Resources Development

Joji Yamamoto, Yasuharu Nakajima, Sotaro Masamobu, Hideyuki Oka, Shotaro Uto
Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-096
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View Paper titled, A Numerical Model Analysis of Environmental Load For Seafloor Resources Development
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Proceedings Papers

Fate of Bacterial Mat In Anoxic Environment For Development of Prediction Model For Seafloor Environmental Assessment: Second Report

Yasuharu Nakajima, Joji Yamamoto, Masahito Ikemoto, Rei Arai, Naoki Nakatani, Tetsuo Yamazaki, Koji Otsuka
Paper presented at the Ninth ISOPE Ocean Mining Symposium, June 19–24, 2011
Paper Number: ISOPE-M-11-039
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View Paper titled, Fate of Bacterial Mat In Anoxic Environment For Development of Prediction Model For Seafloor Environmental Assessment: Second Report
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