专利名称：MULTIPLE SEALING ELEMENT ASSEMBLY发明人：Alberto Zubia,Trung Leduc,Huward Paul
Fontenot, JR.,Robert James Costo, JR.
申请号：US12860320申请日：20100820
公开号：US20120043726A1公开日：20120223
专利附图：
摘要：A seal assembly, method for sealing a seal assembly and a modular seal unit fora rotating control device for use in an offshore environment. The modular seal unitincludes a first outer housing, a first seal housing lockable within the first outer housing,
and a first sealing element disposed on a lower end of the first seal housing. The firstsealing element includes a throughbore configured to receive a drill pipe, and a sealingsurface configured to seal against the drill pipe. The modular seal unit also includes afirst connector configured to couple the first seal housing to the first outer housing, anda second connector configured to couple the first seal housing to one selected from asecond outer housing of a second modular seal unit or a running tool adapter.
申请人：Alberto Zubia,Trung Leduc,Huward Paul Fontenot, JR.,Robert James Costo, JR.
地址：Houston TX US,Houston TX US,Spring TX US,The Woodlands TX US
国籍：US,US,US,US
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