Presentations -
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Preparation of humic acid from biomass and coals
Takahiro Kato, Shintaro Miura, Hirokazu Okawa, Katsuyasu Sugawara
The 9th International Conference on Sustainable Energy and Environment 2024.12 - 2024.12
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Recovery of Gold and Silver from E waste
Takahiro Kato, Kosuke Sakusabe, Hirokazu Okawa, Katsuyasu Sugawara
The 28th Regional Symposium on Chemical Engineering (RSCE) 2024.10 - 2024.10
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Regeneration and Recycling of Denitration Catalyst
Takahiro Kato, Kosuke Sakusabe, Hirokazu Okawa,Katsuyasu Sugawara
20th Asian Pacific Confederation of Chemical Engineering (APCChE) Congress 2023.09 - 2023.09
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Separation of bitumen from oil sand and oxidative desulfurization of bitumen using condensate and ultrasound at room temperature
Yoshitaka Wakisaka, Hirokazu Okawa, Takahiro Kato
20th Asian Pacific Confederation of Chemical Engineering (APCChE) Congress 2023.09 - 2023.09
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Evaluation of Mg-Al layered double hydroxide as adsorbent for arsenic removal in acidic solution and investigation of adsorbent reusability
Klarenz Hourani, Hirokazu Okawa, Takahiro Kato
20th Asian Pacific Confederation of Chemical Engineering (APCChE) Congress 2023.09 - 2023.09
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Chemical form changes of lead and sulfur in molten fly ash with addition of calcium compounds
Risehiro Nonaka, Takahiro Kato, Katsuyasu Sugawara
International Congress on Separation and Purification Technology (ISPT2022) (オンライン) 2022.12 - 2022.12
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Desulfurization of Subbituminous Coals by Liquid-Phase Oxidation
Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara
8th International Conference on Sustainable Energy and Environment (SEE 2022) (Bangkok) 2022.11 - 2022.11
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Effect of Coal Type on Sulfur Forms of High-Rank Coals During Oxidation Using Performic Acid
Soshi Miyamoto, Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara
8th International Conference on Sustainable Energy and Environment (SEE 2022) (Bangkok) 2022.11 - 2022.11
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Chemical Forms of Mercury in Desulfurization Gypsum and Fly Ash Produced from Coal-Fired Power Plant
Katsuyasu Sugawara, Kosuke Sakusabe, Takahiro Kato, Hirokazu Okawa
8th International Conference on Sustainable Energy and Environment (SEE 2022) (Bangkok) 2022.11 - 2022.11
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Development of metal recovery process by using chemical form changes
野中利瀬弘，加藤貴宏，菅原勝康
日本化学会東北支部 化学系学協会東北大会 (盛岡) 2022.09 - 2022.09
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石炭火力発電所にて生成した脱硫石膏に含まれる水銀の溶出挙動
Dorcas Linda Ernesto Uaciquete, Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara
第58回石炭科学会議 2021.10 - 2021.10
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Preparation of aluminum nitride by nitridation of aluminum with ammonium chloride
Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara [Invited]
Asia Pacific Society for Materials Science Annual Meeting (APSR2021) ((Online)) 2021.08 - 2021.08 Asia Pacific Society for Materials Science
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石炭火力発電所由来フライアッシュ中の水銀の化学形態
D.L.E. Uaciquete， K. Sakusabe, T. Kato, H. Okawa, K. Sugawara
第57回石炭科学会議 (香川（オンライン）) 2020.10 - 2020.10 日本エネルギー学会
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Mercury Forms in Fly Ash and FGD Gypsum Produced from Coal Power Plants
Kosuke Sakusabe, Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara
17th Interntional Conference on Coal Science & Technology (ICCS&T 2019) (Krakow,Poland) 2019.11 - 2019.11
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Removalof Arsenic from Spent Denitration Catalyst by Carbon Reduction
Takahiro Kato, Kosuke Sakusabe, Hirokazu Okawa, Katsuyasu Sugawara
17th International Conference on Coal Science & Technology (ICCS&T 2019) (Krakow, Poland) 2019.11 - 2019.11
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Regeneration of Spent Denitration Catalyst of Coal Fired Power Plant
Takahiro Kato, Kosuke Sakusabe, Yuuki Mochizuki, Hirokazu Okawa, Katsuyasu Sugawara
ACS Fall 2019 National Meeting & Exposition (San Diego) 2019.08 - 2019.08 American Chemical Society
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Preparation of activated carbon from coal waste for metals adsorption
UACIQUETE Dorcas L. E., KATO Takahiro, OKAWA Hirokazu, SUGAWARA Katsuyasu
日本エネルギー学会大会講演要旨集 2019.08 - 2019.08 一般社団法人 日本エネルギー学会
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Mercury Forms in FGD Gypsum Produced From Different FGD Systems
Kosuke Sakusabe, Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara
ACS Fall 2019 National Meeting & Exposition (San Diego) 2019.08 - 2019.08 American Chemical Society
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Wet Chemical Preparation of Mono and Bimetallic Films of Copper and Nickel
Katsuyasu Sugawara, Takahiro Kato, Hirokazu Okawa, Hiroshi Sato
9th International Colloids Conference 2019.06 - 2019.06
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Preparation of Silver-coated Al-Si Particles by Polyol Method
Takahiro Kato, Hirokazu Okawa, Katsuyasu Sugawara
9th International Colloids Conference (Barcelona, Spain) 2019.06 - 2019.06