Liquid purification or separation – Gravitational separator – Heavier constituent trap – chamber – or recess
Reexamination Certificate
2007-12-12
2010-06-08
Upton, Christopher (Department: 1797)
Liquid purification or separation
Gravitational separator
Heavier constituent trap, chamber, or recess
C210S533000, C166S075120
Reexamination Certificate
active
07731037
ABSTRACT:
A settling system may be used to separate and/or remove solid particles, such as sand, from fluids produced by wells. The container of the settling system may be cleaned without need for manned-entry.
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Frazier Verlin
Lehman Joel R.
Fish & Richardson P.C.
Occidental Oil and Gas Holding Corporation
Upton Christopher
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