Patent ID: 6401934
Filing Date: 2002-06-11
Classification: B01D,B07B,E21B

Abstract:
A screen assembly for a vibratory shaker, the screen assembly comprisinga base, at least one layer of screening material on the base, the at least one layer of screening material having a first side spaced apart from and substantially parallel to a second side and a first end spaced apart from and substantially parallel to a second end, and at least two ramps formed in the at least one layer of screening material and spaced apart from each other, the at least two ramps extending across the at least one layer of screening material between the first side and the second side and substantially parallel to the ends of the at least one layer of screening material so that a dewatering area is defined between the at least two ramps for fluid flowing from the first end of the at least one layer of screening material to and past the at least two ramps, and then to the second end of the at least one layer of screening material.