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Title:
DUAL CHAMBER ORIFICE FITTING BODY
Document Type and Number:
WIPO Patent Application WO2005116494
Kind Code:
B1
Abstract:
A dual chamber orifice fitting, including a body with a lower chamber in fluid communication with a pipeline and a top with an upper chamber in fluid communication with the lower chamber. A valve assembly closes to hydraulically isolate the upper chamber from the lower chamber and opens to allow an orifice plate carrier to move between the chambers. When the orifice plate carrier is in the lower chamber is can be aligned with the flowbore of the pipeline. The orifice plate carrier can be removed from the fitting through the upper chamber. In the preferred embodiments, at least one of either the upper or lower chambers has a non-rectangular cross-section. The body and top may also have a curved outer surface to accommodate the non-rectangular cross-section of the interior chambers.

Inventors:
LOGA THOMAS HENRY (US)
Application Number:
US2005017195W
Publication Date:
September 08, 2006
Filing Date:
May 17, 2005
Export Citation:
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Assignee:
DANIEL INDUSTRIES, INC.
LOGA, THOMAS, HENRY
International Classes:
F16K1/00; F16K3/02; F16K27/04
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