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Hydril Usa Manufacturing Llc patents

Recent patent applications related to Hydril Usa Manufacturing Llc. Hydril Usa Manufacturing Llc is listed as an Agent/Assignee. Note: Hydril Usa Manufacturing Llc may have other listings under different names/spellings. We're not affiliated with Hydril Usa Manufacturing Llc, we're just tracking patents.

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Date Hydril Usa Manufacturing Llc patents (updated weekly) - BOOKMARK this page
11/12/15Subsea force generating device and method
08/27/15Modular mud lift pump assembly
06/18/15Pressure assisted blowout preventer
09/18/14Control valve timing
09/18/14Automatic pump chamber control adjustment
09/18/14Decompression to fill pressure
09/18/14Hydraulic cushion
07/03/14Reinforced variable ram packer using fabric
07/03/14Dual compound variable ram packer
06/26/14Subsea pressure regulator
06/26/14Annular blowout preventer and lower marine riser package connector unit
06/19/14Blowout preventer system having position and pressure sensing device and related methods
02/20/14Replaceable wear plates for use with blind shear rams
02/06/14Torsional shearing of oilfield tubulars
12/26/13Fiber reinforced elastomer anisotropic annular blowout preventer
12/19/13Diverter cover assembly and methods of use
08/29/13Position data based method, interface and device for blowout preventer
08/15/13Gas handler, riser assembly, and method
07/04/13Shear blade and attachment to shear rams
07/04/13Apparatuses and methods for determining wellbore influx condition using qualitative indications
06/20/13Ram bop shear blade process to enhance the toughness
06/13/13Subsea operating valve connectable to low pressure recipient
06/13/13Visual ram position indicator apparatuses and methods
02/28/13Emergency disconnect sequence video sharing
02/28/13Method, device and system for monitoring subsea components
01/31/13Secondary activation of packer and method
01/31/13Lock mechanism for blowout preventer and method
11/01/12Subsea sensors display system and method
09/20/12Mudline managed pressure drilling and enhanced influx detection
08/02/12Shear blade geometry and method
08/02/12Shear blade geometry and method
06/21/12Devices and methods for transmitting eds back-up signals to subsea pods
06/21/12Circuit functional test system and method
06/21/12Devices and methods for locally replacing seal surface
06/07/12Rechargeable system for subsea force generating device and method
05/31/12Emergency disconnect sequence timer display and method
05/31/12Emergency disconnect sequence video capture and playback
05/31/12Gas handler, riser assembly, and method
05/31/12Blowout preventer with intervention, workover control system functionality and method
05/03/12Drill string valve and method
05/03/12Shear boost triggering and bottle reducing system and method
03/15/12Riser annulus flow meter and method
01/05/12Fluorinated elastomeric blowout preventer packers and method
01/05/12External position indicator of ram blowout preventer
11/03/11Subsea control module with removable section and method
11/03/11Subsea control module with removable section
11/03/11Subsea control module with removable section having a flat connecting face
09/01/11Drill string valve actuator with inflatable seals
06/30/11Lifting device and lifting a bonnet
06/23/11Shear block and blade interface and method
05/26/11Regulator dampening device and method
05/26/11Breech lock mechanisms for blowout preventer and method
05/26/11Ram blowout preventer stroke limiting and method
05/05/11Drill string valve and method
05/05/11Safety mechanism for blowout preventer
03/03/11Method and systems for using a shim plate for increased strength
03/03/11Crane device and method
08/26/10Pressure driven system
06/17/10Remote operated actuator system for drill string internal blowout preventer
06/17/10Position data based method, interface and device for blowout preventer
12/31/09Packer insert for sealing on multiple items used in a wellbore







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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Hydril Usa Manufacturing Llc in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Hydril Usa Manufacturing Llc with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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