Fluid handling – Line condition change responsive valves – With separate connected fluid reactor surface
Reexamination Certificate
2011-03-22
2011-03-22
Rivell, John (Department: 3753)
Fluid handling
Line condition change responsive valves
With separate connected fluid reactor surface
C137S516250, C137S901000, C137S907000, C119S014430
Reexamination Certificate
active
07909055
ABSTRACT:
A valve provided with a passage for conveying a medium, the passage having at least a first closable aperture, and with a closing device that is suitable for closing at least the first aperture. The valve is provided with a holder element that is movably included in a holder element house chamber of the holder element house. The closing device is capable of being supported by the holder element or forms an integrated part of the holder element, and the closing device is controllable by the medium. The holder element is controllable, only by the medium, for releasing at least the first aperture by means of the closing device.
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Haitjema Coraline J.
Hoyng Monegier LLP
Maasland N.V.
Owen David
Rivell John
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