Title:
【考案の名称】地中温度を利用する熱交換装置の熱交換管
Document Type and Number:
Japanese Patent JPS60121163
Kind Code:
U
Inventors:
Negishi Kozasaburo
Takeo Kato
Tomoaki Fukasawa
Takashi Nakazawa
Junichi Yoshida
Toshio Ogihara
Takeo Kato
Tomoaki Fukasawa
Takashi Nakazawa
Junichi Yoshida
Toshio Ogihara
Application Number:
JP754984U
Publication Date:
August 15, 1985
Filing Date:
January 25, 1984
Export Citation:
International Classes:
F24J3/08; (IPC1-7): F24J3/08
Domestic Patent References:
| JPS5816849B2 | 1983-04-02 |