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US20140345861 FISHBONE SAGD  
The present disclosure relates to a particularly effective well configuration that can be used for SAGD and other steam based oil recovery methods. Fishbone multilateral wells are combined with...
US20140076530 FACILITY WITH WELLS HAVING MULTIPLE HORIZONTAL GALLERIES FOR LOWERING WATER TABLES  
A facility with wells for lowering water tables has a set of enlarged horizontal gallery borings, which descend to a first impermeable layer, and extend therein at a length many times greater than...
US20140144623 METHOD FOR INCREASING PRODUCT RECOVERY IN FRACTURES PROXIMATE FRACTURE TREATED WELLBORES  
A method of recovering product from a fracture below a surface, said method including: a. providing a first well that may be stimulated or has been stimulated at a first predetermined depth within...
US20110061869 Formation of Fractures Within Horizontal Well  
Producing transverse fractures in a horizontal well may be achieved at a relatively lower fracturing pressure by forming one or more tunnels extending from the horizontal wellbore. One or more...
US20130081807 Providing Equipment In Lateral Branches Of A Well  
First equipment is provided in a first lateral branch of a well, and second equipment in a second lateral branch of the well. Cross-lateral logging is performed using the first and second...
US20130192840 MULTILATERAL LOCATION AND ORIENTATION ASSEMBLY  
A location and orientation assembly suitable for use in a multi-lateral wellbore may include a coupling portion, an upper muleshoe, a muleshoe spacer and a bottom muleshoe. The bottom muleshoe may...
US20150027697 SYSTEM AND METHOD FOR PRODUCING METHANE FROM A METHANE HYDRATE FORMATION  
A completion system includes a first borehole structure having a first section formed proximate to a volume of methane hydrate located at a subsurface location. A second borehole structure has a...
US20140000914 High Pressure Multibore Junction Assembly  
A high pressure multibore junction assembly and method for completion of a lateral wellbore using a high pressure multibore junction assembly, which comprises a tubular main leg and a tubular...
US20120138301 Controllably Installed Multilateral Completions Assembly  
A multilateral completions assembly having selectively isolated lateral legs during hardware installation. The assembly includes a variety of isolation sleeves disposed interior of the main bore...
US20150184500 METHOD AND APPARATUS FOR PRODUCING UNCONVENTIONAL OIL AT SHALLOW DEPTHS  
An oil production well is drilled into a kerogenous chalk source rock comprising (i) type IIs kerogen and (ii) shallow naturally-occurring unconventional oil derived from the type IIs kerogen that...
US20140246241 String Supported Whipstock for Multiple Laterals in a Single Trip and Related Method  
A whipstock is supported adjacent the lower end of a string during the drilling of the lateral. It has no integrated anchor. The BHA is delivered through the string that supports the whipstock....
US20140138084 CALIPER STEERABLE TOOL FOR LATERAL SENSING AND ACCESSING  
Embodiments of a method and apparatus for locating lateral wellbores extending from a main wellbore includes a caliper sensing tool having spring actuated calipers extending radially therefrom....
US20130319693 ASSEMBLY AND TECHNIQUE FOR COMPLETING A MULTILATERAL WELL  
An apparatus that is usable with a well includes an assembly, which includes a whipstock and a lateral deflector that are adapted to be run downhole into a first wellbore of the well as a unit....
US20120305268 High Pressure Multibore Junction Assembly  
A high pressure multibore junction assembly and methods for completion of a lateral wellbore using the high pressure multibore junction assembly.
US20070034384 Whipstock liner  
A liner system has a setting collar at one end and is adapted for insertion into a well bore. The setting collar is adapted to couple with a liner running tool. A whipstock surface is provided on...
US20120048568 UPGOING DRAINHOLES FOR REDUCING LIQUID-LOADING IN GAS WELLS  
Gas from a tight gas formation may be produced using a drain hole having a juncture to a main wellbore and a terminal end at a depth higher than the juncture. The terminal end may be positioned in...
US20090277623 DUAL PACKER FOR A HORIZONTAL WELL  
A dual packer for at least partially defining a production zone in a wellbore, the dual packer including a packer body having an up-hole side and a down-hole side. A first through bore and a...
US20150008001 Subsurface Well Systems with Multiple Drain Wells Extending from Production Well and Methods for Use Thereof  
Drain wells can be used to direct a fluid to a central production well in a subsurface well system. Subsurface well systems can include a production well extending from the earth's surface, a...
US20080251260 STABILIZING A FLOW ALONG A WELLBORE  
A system that is usable with a well includes a closed loop network that is located entirely downhole in the well. The system also includes valves that are located in a wellbore of the well and are...
US20110005762 Forming Multiple Deviated Wellbores  
A system includes a primary wellbore and a plurality of secondary wellbores. The primary wellbore includes a substantially vertical portion extending from a terranean surface to a predetermined...
US20150021018 High Pressure Large Bore Well Conduit System  
Well conduit system and methods using a first outer conduit wall and at least one second inner conduit wall positioned through a wellhead to define an annulus with radial loading surfaces...
US20090301704 Recovery of Hydrocarbons Using Horizontal Wells  
A method of drilling a wellbore useful for the recovery of hydrocarbons from a subsurface reservoir, penetrated by one or more wellbores previously injected with steam, comprises drilling a...
US20090044936 Horizontal Filter Well System And Method Of Operating Same  
A method of operating a horizontal filter well. Water is transported into a well from at least one roughly horizontally arranged train and distributed further from there. Pressurized water is...
US20090008078 FLOW CONTROL ASSEMBLY HAVING A FIXED FLOW CONTROL DEVICE AND AN ADJUSTABLE FLOW CONTROL DEVICE  
An apparatus for use in a well includes a flow control assembly to control fluid flow in a first zone of the well, where the flow control assembly has a fixed flow control device and an adjustable...
US20140262232 Controlling Net Treating Pressure in a Subterranean Region  
In some aspects, an injection treatment of a subterranean region is controlled based on a target net treating pressure. A measure of fluid pressure acting on a subterranean region during an...
US20140182834 System for developing high pressure shale or tight rock formations using a profusion of open hole sinusoidal laterals  
A wellbore system to produce natural gas and/or oil from high pressure shale or tight rock formations using a profusion of open hole sinusoidal laterals to achieve comparable contact surface areas...
US20120261130 METHOD AND APPARATUS FOR MULTILATERAL CONSTRUCTION AND INTERVENTION OF A WELL  
A multilateral access system for a multilateral well including a main well bore and at least one lateral well bore includes a tubular workstring having an inner string and an outer string. The...
US20120085529 ENHANCED PERMEABILITY SUBTERRANEAN FLUID RECOVERY SYSTEM AND METHODS  
A system for recovering a fluid from a subterranean formation, including a production wellbore having a substantially horizontal production length extending through the formation, and a trench...
US20070089875 High pressure D-tube with enhanced through tube access  
A high pressure D-tube with enhanced through tube access for use in a well system. The well system includes the tube having an interior and a generally D-shaped exterior surface. An inner support...
US20070107901 In-situ method of fracturing gas shale and geothermal areas  
A method is provided for in-situ production of oil shale, gas via gas (methane) hydrates and gas shale, and steam via geothermal formations wherein a network of fractures is formed by injecting...
US20080156495 Method of using radial thrust elements to re-enter a previously-installed tubular in a lateral  
A method of re-entering a previously-installed tubular in a lateral borehole from a primary borehole connected to the lateral borehole includes passing a downhole tool from the primary borehole...
US20140131045 Downhole Tool Positioning System And Method  
Downhole tool positioning systems and methods are disclosed which employ buoyancy-mediated tool displacement wherein the density of the tool or string connected to it, and the treatment fluid are...
US20130126165 WELLBORE LATERAL LINER PLACEMENT SYSTEM  
A system has been invented for placement of a liner in a lateral wellbore, access to which is provided through a window having a V-shaped downhole end. The system includes a running tool including...
US20060207799 Drilling tool for drilling web of channels for hydrocarbon recovery  
Hydrocarbons can be recovered from a subterranean reservoir by drilling an injection well bore having an outlet in the reservoir and drilling a production well bore spaced apart from the injection...
US20060289156 Lateral control system  
Disclosed herein is a lateral monitoring and/or control system. The system includes at least one splitter having a lateral bore and a main bore, at least one control line at the splitter and at...
US20050269084 Junction assembly, system and method for providing a downhole junction  
The invention is directed at a junction assembly adapted for insertion in a borehole and a system and a method for providing a junction in a borehole. The junction assembly is comprised of a...
US20090288817 CASING EXIT JOINT WITH EASILY MILLED, LOW DENSITY BARRIER  
A casing exit joint with an easily milled and low density barrier. A casing exit joint for use in drilling a lateral wellbore outwardly from a parent wellbore includes a generally tubular window...
US20110036576 HEATED FLUID INJECTION USING MULTILATERAL WELLS  
A well system includes a main wellbore extending from a terranean surface toward a subterranean zone. A first lateral wellbore extends from the main wellbore into the subterranean zone. A second...
US20130213652 SAGD STEAM TRAP CONTROL  
This present disclosure describes methods and systems related to SAGD injection and/or production wells that utilize flow distribution control devices. Additionally, methods and systems using...
US20150233190 Multilateral Y-Block System  
A technique utilizes a Y-block which is coupled with a lateral tubing string and a main tubing string. The Y-block comprises features which facilitate service and/or production operations. In well...
US20090255661 SYSTEM AND METHOD FOR DRILLING MULTILATERAL WELLS USING MAGNETIC RANGING WHILE DRILLING  
Systems and methods for drilling a multilateral well using magnetic ranging while drilling are provided. In accordance with one embodiment, a method of drilling a multilateral well includes...
US20120305266 VARIABLY CONFIGURABLE WELLBORE JUNCTION ASSEMBLY  
A method of installing a wellbore junction assembly in a well can include connecting at least two tubular strings to one opposite end of a tubular string connector with similarly dimensioned...
US20110198071 PROCESS FOR INSITU TREATMENT OF SOIL AND GROUNDWATER  
A process for insitu treatment of at least one contaminant in a groundwater plume, the process comprises the steps of: installing a permeable reactive barrier in the flow path of the groundwater...
US20140124198 Remote Activated Deflector  
A wellbore y-block junction comprises a first bore channel, a second bore channel, a deflector selectable to a neutral position, to a first bore channel selected position, and to a second bore...
US20090272536 HEATER CONNECTIONS IN MINES AND TUNNELS FOR USE IN TREATING SUBSURFACE HYDROCARBON CONTAINING FORMATIONS  
A system for treating a subsurface hydrocarbon containing formation includes one or more shafts. At least two substantially horizontal or inclined tunnels extend from one or more of the shafts. A...
US20100108313 COILED TUBING CONVEYED COMBINED INFLOW AND OUTFLOW CONTROL DEVICES  
Methods and systems of hydrocarbon production where wellbore stimulation and production is achieved in a single wellbore run-in, and inflow control devices are installed in an existing wellbore...
US20100071900 DRAINAGE OF HEAVY OIL RESERVOIR VIA HORIZONTAL WELLBORE  
Systems and methods for drainage of a heavy oil reservoir via a horizontal wellbore. A method of improving production of fluid from a subterranean formation includes the step of propagating a...
US20150247372 Drag Enhancing Structures for Downhole Operations, and Systems and Methods Including the Same  
Drag-enhancing structures for downhole operations are included in a downhole assembly that further includes a tool string, extends past a maximum transverse perimeter of the tool string, and...
US20130269949 Cold Heavy Oil Production System and Methods  
A system for producing hydrocarbons and sand from a formation includes a wellbore having a substantially horizontal portion. In addition, the system includes a liner disposed in the substantially...
US20050051326 Method for making wells for removing fluid from a desired subterranean  
This invention provides a method for removing fluid from a desired subterranean formation. A substantially vertical main well that extends from a surface through the desired subterranean formation...
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