| 5251690 |
Apparatus for collecting cleaning bodies for tubular heat exchanger |
Yoshio Sumiya, Yasuo Fujitani, Shigeo Oda, Tokunori Matsushima, Takuya Sasaki +5 more |
1993-10-12 |
| 4917176 |
Device for cleaning inner surfaces of heat exchanger tubes |
Toshimasa Shimada, Katsuhei Tanemura, Yasuo Fujitani, Shigeo Oda, Yoshio Sumiya |
1990-04-17 |
| 4692253 |
Method and apparatus for removing extraneous matters |
Masahiko Miyai, Yasuteru Mukai, Isamu Okouchi |
1987-09-08 |
| 4543188 |
Apparatus for removing foreign matters from condenser cooling water |
Isao Okouchi, Sankichi Takahashi, Kenkichi Izumi, Masahiko Miyai |
1985-09-24 |
| 4476917 |
Method of and system for cleaning cooling tubes of heat transfer units |
Masahiko Miyai, Takuya Sasaki, Yasuteru Mukai, Sankichi Takahashi, Isao Okouchi |
1984-10-16 |
| 4435285 |
Sorting apparatus |
Isao Okouchi, Sankichi Takahashi, Yasuteru Mukai, Takuya Sasaki, Masahiko Miyai |
1984-03-06 |
| 4420038 |
Cleaning system for heat conductive conduits of a heat exchanger |
Isao Okouchi, Sankichi Takahashi, Yasuteru Mukai, Takuya Sasaki, Masahiko Miyai |
1983-12-13 |
| 4390058 |
Method of monitoring condenser performance and system therefor |
Masahiko Miyai, Yasuteru Mukai, Isao Okouchi |
1983-06-28 |
| 4304295 |
Cleaning body intercepting apparatus for tube-type heat-exchanger |
— |
1981-12-08 |