Two for one shale shaker
DCFirst Claim
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1. A shale shaker, comprising:
- a mud box;
a first feed inlet;
a first screen positioned below said first feed inlet and having two sides;
a second feed inlet;
a second screen positioned below said second feed inlet and said first screen;
said first feed inlet and said second feed inlet in fluid communication with said mud box;
a mud tank located below said second screen; and
a bypass mechanism in fluid communication with the side of said first screen opposite the side facing said first feed inlet, said bypass mechanism in fluid communication with said mud tank.
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Abstract
A shale shaker having two feeds, two screens, two mud outlets and a removable tray between the screens is disclosed. Each screen receives one feed and produces one outlet of cuttings and another outlet for separated mud for either bypass or direct feed to the mud tank or the other screen. The removable tray or trays facilitate the two screens acting in cascade. Valves are provided to control the overall flow rate to the shaker and to the lower level screen.
54 Citations
6 Claims
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1. A shale shaker, comprising:
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a mud box; a first feed inlet; a first screen positioned below said first feed inlet and having two sides; a second feed inlet; a second screen positioned below said second feed inlet and said first screen; said first feed inlet and said second feed inlet in fluid communication with said mud box; a mud tank located below said second screen; and a bypass mechanism in fluid communication with the side of said first screen opposite the side facing said first feed inlet, said bypass mechanism in fluid communication with said mud tank. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification