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Title:
SEAT APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2010/144580
Kind Code:
A3
Abstract:
A seat apparatus comprises a housing defining at least a first flow path and at least a second flow path, a first seat disposed in the housing for receipt of a first object operative to obstruct the first flow path, and a second seat disposed in the housing for receipt of a second object operative to obstruct the second flow path and method.

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Inventors:
KELLNER JUSTIN (US)
Application Number:
PCT/US2010/037979
Publication Date:
April 07, 2011
Filing Date:
June 09, 2010
Export Citation:
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Assignee:
BAKER HUGHES INC (US)
KELLNER JUSTIN (US)
International Classes:
E21B34/06; E21B23/02; E21B34/14
Domestic Patent References:
WO1998003766A11998-01-29
Foreign References:
US6155350A2000-12-05
US20070295507A12007-12-27
US20080011487A12008-01-17
Other References:
See also references of EP 2440741A4
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