Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665129 | Wet flue-gas dsulfurization system | Kiyoshi Okazoe, Toyoshi Nakagawa | 1997-09-09 |
| 5653944 | Slurry filtration device and flue-gas desulfurization system | Taku Shimizu, Koichiro Iwashita, Yoshikazu Endo, Masakazu Onizuka | 1997-08-05 |
| 5616290 | Gas-liquid contacting apparatus | Makiichi Ishihara, Takakazu Sunada, Shigeo Hasegawa, Naohiko Ukawa, Yukio Kita +4 more | 1997-04-01 |
| 5605655 | Gas-liquid contacting apparatus | Makiichi Ishihara, Takakazu Sunada, Shigeo Hasegawa, Naohiko Ukawa, Yukio Kita +4 more | 1997-02-25 |