Inventor
MIYAI MASAHIKO
JP7 patents
Patents
7 patentsUS4390058AJun 28, 1983
Method of monitoring condenser performance and system therefor
HITACHI LTD140 citations94
US4476917AOct 16, 1984
Method of and system for cleaning cooling tubes of heat transfer units
HITACHI LTD32 citations92
US4420038ADec 13, 1983
Cleaning system for heat conductive conduits of a heat exchanger
HITACHI LTD37 citations92
US4435285AMar 6, 1984
Sorting apparatus
HITACHI LTD20 citations81
US4543188ASep 24, 1985
Apparatus for removing foreign matters from condenser cooling water
HITACHI LTD15 citations72
US4692253ASep 8, 1987
Method and apparatus for removing extraneous matters
HITACHI LTD11 citations68
US4461346AJul 24, 1984
Feedwater heater
HITACHI LTD18 citations66