Generalized type aquaculture's drain valve door gear

The utility model discloses a generalized type aquaculture's drain valve door gear, its structure includes the rotary disk, connects the shell, conveying pipe way, go -between, supporting seat, fixedorifices, filtration purification pipeline, fixed plate, protective housing, connecting hole, bi...

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Bibliographische Detailangaben
1. Verfasser: LIN JINYE
Format: Patent
Sprache:chi ; eng
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