Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6932952 | Method and apparatus for wet type flue-gas desulfurization | Toru Takashina | 2005-08-23 |
| 6896851 | Wet type flue gas desulfurization equipment | Toru Takashina, Takeo Shinoda | 2005-05-24 |
| 6814942 | Oxygen-containing gas blowing devices | Takeo Shinoda, Toru Takashina | 2004-11-09 |
| 6787114 | Method and apparatus for wet type flue-gas desulfurization | Toru Takashina | 2004-09-07 |
| 6506348 | Heavy oil fired boiler exhaust gas treatment apparatus | Eiji Ochi, Takeo Shinoda, Toru Takashina | 2003-01-14 |
| 6254771 | Method of processing desulfurization absorption liquid and apparatus therefor | Koichiro Iwashita, Takeo Shinoda, Masao Hino, Kenji Inoue | 2001-07-03 |
| 6190630 | Flue gas treating process and apparatus | Toru Takashina, Kiyoshi Okazoe, Hiroyuki Katayama | 2001-02-20 |
| 6190620 | Wet flue gas desulfurizer | Takeo Shinoda, Toru Takashina | 2001-02-20 |
| 6138378 | Wet gas processing method and the apparatus using the same | Toru Takashina, Naoyuki Kamiyama, Takeo Shinoda, Hiromitsu Nagayasu, Susumu Okino +3 more | 2000-10-31 |
| 5902555 | Wet flue gas desulfurization process and system | Atsushi Tatani, Kazuaki Kimura, Yoshio Nakayama, Yukio Kitamura | 1999-05-11 |
| 5770166 | Slurry thickening tank and absorption tower for use in wet flue gas desulfurization systems | Taku Shimizu, Koichiro Iwashita, Yoshikazu Endo, Toru Takashina | 1998-06-23 |
| 5653944 | Slurry filtration device and flue-gas desulfurization system | Taku Shimizu, Koichiro Iwashita, Yoshikazu Endo, Toru Takashina | 1997-08-05 |
| 5641460 | Gas-liquid contactor and wet flue-gas desulfurization system | Kiyoshi Okazoe, Yoshio Nakayama, Yoichi Shiga | 1997-06-24 |
| 5395561 | Method of producing solid moldings from a by-product of wet limestone-gypsum desulfurization of flue gas | Naohiko Ukawa, Hiroshi Fujita, Toru Takashina, Atsushi Tatani, Kenji Inoue +1 more | 1995-03-07 |
| 5284557 | Method for desulfurizing exhaust smoke | Naohiko Ukawa, Susumu Okino, Toru Takashina, Kenji Inoue | 1994-02-08 |
| 5221298 | Wet exhaust gas desulfurization apparatus and method | Eiji Ochi, Kiyoshi Okazoe, Naohiko Ukawa, Susumu Okino | 1993-06-22 |
| 5209905 | Wet-type exhaust gas desulfurization system having a means for supplying air | Kenji Inoue, Naohiko Ukawa, Susumu Okino, Toru Takashina | 1993-05-11 |
| 5192518 | Method for desulfurizing exhaust smoke | Naohiko Ukawa, Susumu Okino, Toru Takashina, Kenji Inoue | 1993-03-09 |
| 5132027 | Method and apparatus for treating absorbent solution slurry containing fly ash | Naohiko Ukawa, Susumu Okino, Toru Takashina | 1992-07-21 |
| 5053061 | Gas-liquid contacting method | Atsushi Tatani, Susumu Okino | 1991-10-01 |
| 4955586 | Apparatus for treating slurry by gas-liquid contact method | Atsushi Tatani | 1990-09-11 |
| 4818445 | Apparatus for treating a solution or a slurry solution | Atsushi Tatani, Katsuhiko Yamada, Masao Hino, Nobutaka Maeda, Tokuma Arai | 1989-04-04 |
| 4810477 | Method for desulfurizing smoke | Naoharu Shinoda, Atsushi Tatani, Toru Takashina | 1989-03-07 |
| 4696804 | Method for treating SO.sub.2, SO.sub.3 and dust simultaneously | Naoharu Shinoda, Atsushi Tatani, Susumu Okino, Taku Shimizu | 1987-09-29 |
| 4696805 | Method for desulfurizing exhaust gas | Naoharu Shinoda, Atsushi Tatani, Susumu Okino, Taku Shimizu | 1987-09-29 |