P

Inventor

KIKKAWA SEIICHI

JP5 patents
⚠️ This page may combine multiple inventors who share the name “KIKKAWA SEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

3 patents
US4028237AJun 7, 1977

Method and apparatus for treatment of fluorine-containing waste waters

HITACHI LTD35 citations90
US4593835AJun 10, 1986

Cryogenic liquefied pump system

HITACHI LTD33 citations89
US4432216AFeb 21, 1984

Cryogenic cooling apparatus

HITACHI LTD27 citations89

HITACHI LTD AND HITACHI PLANT

1 patent
US4080289AMar 21, 1978

Apparatus for treating waste water or solution

HITACHI LTD AND HITACHI PLANT11 citations67

BABCOCK HITACHI KK

1 patent
US4154673AMay 15, 1979

Method of treatment of waste water containing sulfur compounds

BABCOCK HITACHI KK5 citations59