Kutuhiko Sasaki

Follow

Person

Muroran, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of pre-heating boiler feed water
- Patent number 4,305,452
- Issue date Dec 15, 1981
- Nippon Petroleum Refining Co., Ltd.
- Junichi Kubo
- F28 - HEAT EXCHANGE IN GENERAL