发明名称 Device for injection and stimulation of fluids in a well bore
摘要 Present invention regards a device for injection and stimulation of fluids in a wellbore, where the device is typically is installed in Christmas trees, wellheads or subsea. The device comprises two separable sections, where the section that is mounted/arranged within the Christmas tree or wellhead, will remain in a closed position even if the other section due to external forces is broken off or in other ways is damaged.
申请公布号 US8684073(B2) 申请公布日期 2014.04.01
申请号 US20090866895 申请日期 2009.02.10
申请人 SEVHEIM OLE;STOKKA OEYVIND;KLEPPA ERLING;TVEITEN MAGNAR;PETROLEUM TECHNOLOGY COMPANY AS 发明人 SEVHEIM OLE;STOKKA OEYVIND;KLEPPA ERLING;TVEITEN MAGNAR
分类号 E21B19/00 主分类号 E21B19/00
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