Closed Blending System
First Claim
Patent Images
1. A closed blending system comprising:
- a liquid delivery system for delivering liquid material;
a tank for containing dry material;
a feeder inlet coupled to the tank;
a feeder device coupled to the feeder inlet;
a mixing chamber comprising a first inlet, a second inlet and an outlet;
wherein the first inlet is coupled to the feeder device; and
wherein the second inlet is coupled to the liquid delivery system.
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Abstract
Methods and systems for blending a dry material with a fluid in a closed environment are disclosed. A liquid component is supplied from a liquid delivery system to a mixing chamber. A dry component or a high solid content slurry is then supplied from a dry material tank or an external proppant storage to the mixing chamber. The dry component or high solid content slurry is then mixed with the liquid component in a closed system to prepare a desired mixture.
114 Citations
21 Claims
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1. A closed blending system comprising:
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a liquid delivery system for delivering liquid material; a tank for containing dry material; a feeder inlet coupled to the tank; a feeder device coupled to the feeder inlet; a mixing chamber comprising a first inlet, a second inlet and an outlet; wherein the first inlet is coupled to the feeder device; and wherein the second inlet is coupled to the liquid delivery system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of blending a mixture comprising:
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supplying a liquid component from a liquid delivery system to a mixing chamber; supplying a dry component from a dry material tank to a feeder inlet; lubricating the dry component; feeding the dry component from the feeder inlet to the mixing chamber; and mixing the dry component and the liquid component to form a mixture within the mixing chamber. - View Dependent Claims (14, 15, 16, 17)
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18. A closed blending system comprising:
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an external proppant storage, wherein the external proppant storage stores a high solid content slurry; a feeder device coupled to the external proppant storage; a liquid delivery system; a mixing chamber having a first inlet, a second inlet and an outlet, wherein the first inlet is coupled to the feeder device; and wherein the second inlet is coupled to the liquid delivery system. - View Dependent Claims (19, 20, 21)
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Specification