Shaker roll screen
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United States of America Patent
Stats
-
Nov 2, 2004
Grant Date -
Jul 22, 2004
app pub date -
Jan 16, 2003
filing date -
Jan 16, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A shale shaker or vibratory separator for treating material, e.g. in one aspect, a shale shaker for treating drilling fluid having contaminants therein, the shale shaker having a base, a basket on the base, fluid introduction apparatus for introducing the drilling fluid into the basket, screen apparatus for selectively providing screening material in or under the basket, the screening material positioned so that the drilling fluid flows onto the screening material, a primary roll of screening material, a take-up roll for receiving screening material from the primary roll, the rolls rotatably mounted so that screening material is movable, through or under the basket, and onto the take-up roll, vibratory apparatus connected to the basket for vibrating the basket, and receptacle apparatus for receiving fluid flowing through the screening material.
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