Title:
【考案の名称】抗火石利用の汚水処理用浮き「ろ」床
Document Type and Number:
Japanese Patent JPS5848397
Kind Code:
U
Inventors:
Masato Hara
Application Number:
JP14485981U
Publication Date:
April 01, 1983
Filing Date:
September 28, 1981
Export Citation:
International Classes:
C02F3/08; (IPC1-7): C02F3/08