Inner seal for ram-type blowout preventer

A resilient sealing insert for use in a ram-type blowout preventer the insert having an outer sealing surface enclosing an angle of less than 180 DEG and sealing faces that extend radially outwardly from the outer sealing surface in a plane substantially normal to the axis of generation of the arcua...

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Bibliographic Details
Main Author LEE, JR.; ALBERT H
Format Patent
LanguageEnglish
Published 10.11.1998
Edition6
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Summary:A resilient sealing insert for use in a ram-type blowout preventer the insert having an outer sealing surface enclosing an angle of less than 180 DEG and sealing faces that extend radially outwardly from the outer sealing surface in a plane substantially normal to the axis of generation of the arcuate sealing surface.
Bibliography:Application Number: US19970929596