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Featured researches published by Naoki Okuma.


Archive | 1999

Membrane separation method and device thereof

Teruhiro Kitazawa; Naoki Okuma; Yutaka Okuno; Tsuneo Suzuki; Shinichi Yoshikawa; 照啓 北沢; 慎一 吉川; 那夫紀 大熊; 裕 奥野; 恒雄 鈴木


Archive | 1999

IMMERSION TYPE FLAT MEMBRANE SEPARATION DEVICE AND ITS CONTROLLING METHOD

Hiroki Ando; Nobuo Hayashi; Yukio Murai; Naoki Okuma; Yutaka Okuno; Masato Onishi; Shiro Tanshu; Toshio Yamadera; 紫朗 丹宗; 那夫紀 大熊; 真人 大西; 裕 奥野; 尋樹 安藤; 利夫 山寺; 行男 村井; 信夫 林


Archive | 1995

Immersion type membrane separator and membrane separation using the same

Masahiro Kon; Naoki Okuma; 直紀 大熊; 正浩 昆


Archive | 1995

Water treatment method using reverse osmosis membrane

Naoki Okuma; Yutaka Okuno; Masato Onishi; 直紀 大熊; 真人 大西; 裕 奥野


Archive | 1994

Production of clear water

Naoki Okuma; Yutaka Okuno; Masato Onishi; 直紀 大熊; 真人 大西; 裕 奥野


Archive | 1999

Aerobic biological treating device

Hiroki Ando; Hiroyuki Ichikawa; Naoki Okuma; Yutaka Okuno; Kiyokazu Takemura; 那夫紀 大熊; 裕 奥野; 尋樹 安藤; 裕之 市川; 清和 武村


Archive | 1995

FILTRATION METHOD FOR HOLLOW FIBER MEMBRANE MODULE

Toshio Koyakata; Naoki Okuma; Yutaka Okuno; Masato Onishi; Shinichi Yoshikawa; 俊夫 古舘; 慎一 吉川; 直紀 大熊; 真人 大西; 裕 奥野


Archive | 2007

Immersion flat membrane filter

Kazuhiko Noto; Naoki Okuma; Yasuki Sekine; Shinichi Yoshikawa; 慎一 吉川; 那夫紀 大熊; 一彦 能登; 康記 関根


Archive | 1996

Method and apparatus for measuring chromaticity and water-treatment control method using method and apparatus thereof

Masahiro Midorikawa; Naoki Okuma; Yutaka Okuno; Masato Onishi; Shinichi Yoshikawa; 慎一 吉川; 直紀 大熊; 真人 大西; 裕 奥野; 正博 緑川


Archive | 1994

METHOD AND APPARATUS FOR DETECTING BREAKAGE OF MEMBRANE IN HOLLOW FIBER MEMBRANE FILTER APPARATUS

Naoki Okuma; Masato Onishi; Shinichi Yoshikawa; 慎一 吉川; 直紀 大熊; 真人 大西

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