国家/地区 中国（2）
IPC部 B（2）
IPC大类 B08（2）
IPC小类 B08B（2）
IPC
发明人
公开年
申请年
专利权人

Automatic graphene sewage purifying device for fish tank, has purifying box whose bottom is fixedly connected with water outlet pipe whose end part is movably connected with another water pipe whose inner wall is connected with graphene filter plate.

SONG X

Photo-catalysis oxidation reactor for refractory sewage comprises main board and telescopic rod installed at two ends of side wall of main board.

LI Y, LIU J