Liquid purification or separation – Constituent mixture variation responsive
Reexamination Certificate
2008-01-25
2011-12-27
Hruskoci, Peter A (Department: 1778)
Liquid purification or separation
Constituent mixture variation responsive
C175S206000, C210S143000, C210S199000, C210S202000, C210S203000, C210S257100
Reexamination Certificate
active
08083935
ABSTRACT:
A system for recycling a drilling fluid that includes a first cuttings storage vessel, a second cuttings storage vessel, and a module fluidly connected to the first and second cuttings storage vessels, the module having a valve configured to fluidly connect the first and second cuttings storage vessels. The module further includes a filter system configured to fluidly connect to at least the second cuttings storage vessel, and at least one pump to facilitate the flow of a fluid between the first and second cuttings storage vessels. Also, a module for use at a drilling location that includes a valve for directing drilling fluid between at least a first cuttings storage vessel disposed outside the module and a second cuttings storage vessel disposed outside the module. The module further includes a filter system for filtering the drilling fluid and at least one pump for facilitating the flow of the fluid between at least the first and second cuttings storage vessels.
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Hruskoci Peter A
M-I LLC
Osha & Liang LLP
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