English to French Tech/Engineering Patents (in a patent) biochemical device for fermenting poultry manure

. The biochemical device for fermenting poultry manure according to claim 1, wherein the backwater trough lower arc plate is provided with a notch.

; an upper portion of the feed frame is connected to two lifting plates, one side of the feeding frame is fixed with a feed threading pipe, and one side of the feed frame is provided with two backwater trough connection angle steels; the backwater trough connection angle steel is connected to a backwater trough baffle, the backwater trough baffle is welded to seven backing plates, and the seven backing plates connect backwater trough lower arc plates;
an upper part of the discharge frame is connected to a discharge backwater trough connection angle steel, and the discharge backwater trough connection angle steel is connected to a discharge backwater trough baffle; the discharge backwater trough baffle is connected to a discharge backwater trough arc plate through a discharge backwater trough gasket;