Matches 1 - 26 out of 26


Match Document Document Title
US20110017511 OFFSHORE DRILLING SYSTEM  
According to one or more aspects of the invention, a method for drilling an offshore wellbore into a seabed from a platform positioned proximate to the water surface comprises making-up a first...
US20110100710 SYSTEMS AND METHODS FOR SUBSEA DRILLING  
A subsea drilling method and system for controlling the drilling fluid pressure, where drilling fluid is pumped down into the borehole through a drill string and returned back through the annulus...
US20090114443 ANCHORED RISERLESS MUD RETURN SYSTEMS  
A riserless mud recovery system including a mud return line secured by an anchor is disclosed. Some system embodiments for drilling a well bore in an offshore location having a water surface and a...
US20120247830 MOBILE DRILLING SYSTEM AND A METHODOLOGY FOR INSTALLATION OF THE SYSTEM  
A mobile drilling system comprising a top member with a drilling rig positioned thereon. The top member is removably engaged with a foundation member. The foundation member comprises a tower. The...
US20110272194 UNDERWATER DRILLING ARRANGEMENT AND METHOD FOR INTRODUCING A TUBULAR FOUNDATION ELEMENT INTO THE BED OF A BODY OF WATER  
The invention relates to an underwater drilling arrangement for introducing a tubular foundation element into the bed of a body of water comprising at least one rotary drill drive, whereby a drill...
US20130008664 ABOVE MUDLINE WHIPSTOCK FOR MARINE PLATFORM DRILLING OPERATIONS  
A whipstock system for drilling a wellbore from a water bottom supported platform having wellbores with conductor pipes disposed through guide slots in a template on the bottom of a body of water...
US20140318863 FLOATING OFFSHORE FACILITY AND A METHOD FOR DRILLING A WELL  
A floating offshore facility for offshore hydrocarbon production, comprising an upper deck, a lower deck, a well bay comprising a plurality of drilling slots and a plurality of production slots...
US20080190663 Method and System for Return of Drilling Fluid  
A system and method is described for use and return of drilling fluid/cuttings from a well, which is drilled on the ocean floor, in connection with offshore related oil production and gas...
US20110061872 SYSTEMS AND METHODS FOR CIRCULATING OUT A WELL BORE INFLUX IN A DUAL GRADIENT ENVIRONMENT  
Methods and systems for drilling subsea wells bores with dual-gradient mud systems include drilling the subsea well bore while employing a subsea pumping system, a subsea choke manifold and one or...
US20090032301 RETURN LINE MOUNTED PUMP FOR RISERLESS MUD RETURN SYSTEM  
Systems and methods for drilling a well bore in a subsea formation from an offshore structure positioned on a water surface with a drill string that is suspended from the structure and includes a...
US20090078424 SUBSEA LATERAL DRILLING  
A method for drilling a borehole in a producing subsea wellbore wherein a flexible conduit is connected at one end to a surface vessel and at the other end via a pressurized subsea wellhead to the...
US20140326503 SYSTEM AND METHOD OF EXECUTING AN UNDERWATER WELL DRILLING PROGRAM IN THE BED OF A BODY OF WATER, AND AUXILIARY FLOATING UNIT  
A system configured to execute an underwater well drilling program in the bed of a body of water has a jack-up having a floating structure and a drilling installation supported on the floating...
US20120067590 ARRANGEMENT AND METHOD FOR REGULATING BOTTOM HOLE PRESSURES WHEN DRILLING DEEPWATER OFFSHORE WELLS  
An arrangement and a method to control and regulate the bottom hole pressure in a well during subsea drilling at deep waters: The method involves adjustment of a liquid/gas interface level in a...
US20090178848 Subsea Drilling System and Method for Operating the Drilling System  
A subsea drilling system includes a drilling module having a tool carousel being removable and replaceable in or out of water, a skid module and an ROV to be connected to and disconnected from the...
US20080179091 Suction Coring Device and Method  
Devices and methods for obtaining cores from a sea bed. A corer device includes one or more core barrels for retaining a cores and one or more pressure barrels. Fluid pressure within the pressure...
US20120067642 Multi-Operational Multi-Drilling System  
A system including a setback and racking system and a set of wellbay accesses, at least a portion of the setback and racking system positioned at an elevation lower than the elevation of the...
US20050199423 High frequency pressure compensator  
A downhole pressure compensation system includes a seal housing disposed in a downhole tool, a dynamic seal disposed on the seal housing, wherein the dynamic seal seals around a part that is...
US20090272537 ALUMINUM RISER ASSEMBLY  
An aluminum riser assembly has a plurality of riser joints connectable together to form a riser string. When upper and lower joints are assembled, clamps support auxiliary pipes for carrying...
US20060016621 Method and system for deep sea drilling  
The present invention is directed to an underwater drilling system that includes a shuttle for transporting drill rods, geophysical tools, and/or core barrels from the underwater drilling platform...
US20130228339 APPARATUS FOR, AND METHOD OF, LANDING ITEMS AT A WELL LOCATION  
An apparatus for, and method of, lowering items from a drilling rig to a well located below it through the use of a landing string comprised of drill pipe having an enlarged diameter section with...
US20110209877 APPARATUS FOR, AND METHOD OF, LANDING ITEMS AT A WELL LOCATION  
An apparatus for, and method of, lowering items from a drilling rig to a well located below it through the use of a landing string comprised of drill pipe having an enlarged diameter section with...
US20150204146 ROTATING CONTROL DEVICE HAVING JUMPER FOR RISER AUXILIARY LINE  
A rotating control device housing includes an upper riser flange; a lower riser flange; a latch section for receiving a bearing assembly and connected to the upper riser flange; a port section...
US20140131098 Method For Motion Compensation Using Wired Drill Pipe  
A method for motion compensation includes obtaining measurements related to heave at a surface of a rig, transmitting the measurements to a processor, automatically transmitting a control signal...
US20070235223 SYSTEMS AND METHODS FOR MANAGING DOWNHOLE PRESSURE  
A system comprising a drilling vessel, a riser connected to the drilling vessel, a drillstring within the riser, the drillstring extending into a borehole, a drill bit connectable to the...
US20160221648 FLOATING OFFSHORE FACILITY AND A METHOD FOR DRILLING A WELL  
A floating offshore facility for offshore hydrocarbon production, comprising an upper deck, a lower deck, a well bay comprising a plurality of drilling slots and a plurality of production slots...
US20160168934 SYSTEMS AND METHODS FOR MANAGING PRESSURE IN A WELLBORE  
A method for drilling a subsea well from a rig through a subsea wellhead below the rig includes employing a single gradient or dual gradient drilling system that includes a drill string that...

Matches 1 - 26 out of 26