<p>A sieve tray that includes a support (1), over which the perforated plate (2) is fixed . The perforation is performed so that passing openings (3) are obtained spaced at a distance from each other while the walls (4) of the passing openings (3) are allocated by one of the sides and at an angle to the plane (A) of the plate (2).</p>
申请公布号
WO2004060522(A1)
申请公布日期
2004.07.22
申请号
WO2003BG00018
申请日期
2003.04.14
申请人
RESOURSE PLUS LTD;SKRYABIN, SERGEI;LOBANOV, VIKTOR