Fecha de publicación: 14/07/2017 Fuente: WIPO "tobacco agriculture" Seed buoyancy separation box, the stabilizer blade is installed on this separation box's the outer container mouthful limit of leaving suitable for reading, outer container below, and end drain pipe is installed to the bottom surface of outer container, and the side drain pipe is installed on side upper portion, is equipped with the inner box at the outer container endotheca, and the edge face suitable for reading at the outer container is taken on the limit suitable for reading of inner box, and the bottom activity of installing of inner box separates the net, and the activity separates online opening has the drainage hole, divides into in respect of straining seed case at the end drain pipe and the mouth of pipe of side drain pipe, strains seed case's upper portion and installs the filter screen. When using, put into the outer container with the inner box, separate the net with the activity of inner box bottom and open, put into the seed from the inner box, put into sorting liquid again, mix and select separately liquid, stew a period, treat the seed layering after, stimulate and close the activity gently with thin stick and separate the net, separate the net and separate two -layer seed, open the drain pipe, provide the inner box, upper seed drop on the inner box bottom separate online, lower floor's seed from end drain pipe outflow.