Liquid purification or separation – Structural installation – Closed circulating system
Reexamination Certificate
2011-08-16
2011-08-16
Popovics, Robert James (Department: 1776)
Liquid purification or separation
Structural installation
Closed circulating system
C210S167310, C210S502100, C210S255000, C210S258000, C210S262000, C210S416100, C210S532100, C210S170070
Reexamination Certificate
active
07998344
ABSTRACT:
The invention relates to a method and apparatus for filtering contaminated water from an oil or gas well.
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Manelli Selter PLLC
Melcher Jeffrey S.
Popovics Robert James
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