21st week of 2016 patent applcation highlights part 28 |
Patent application number | Title | Published |
20160145917 | REFRIGERATOR - Disclosed are a fixing device and a refrigerator having the same. The fixing device includes a clasp ( | 2016-05-26 |
20160145918 | ENGINE DOOR AND LATCH ASSEMBLY - A latch assembly for a door is provided. The latch assembly includes a latch keep carried by one of the door and the surrounding structure and having a strike seat in which a strike may be removably received, a latch carried by the other of the door and the surrounding structure and having a catch configured to engage the strike, and a cable having a first portion secured to the other of the door and the surrounding structure and a second portion carrying the strike. | 2016-05-26 |
20160145919 | HINGE SYSTEM HAVING COMBINED COMPLIANT HINGES - According to an aspect, a hinge system includes a first compliant hinge having a first attachment portion, a first flexible portion, and a first movable portion, where the first flexible portion is disposed between the first attachment portion and the first movable portion, and a second compliant hinge having a second attachment portion, a second flexible portion, and a second movable portion, where the second flexible portion is disposed between the second attachment portion and the second movable portion. The first attachment portion is coupled to the second attachment portion. The hinge system is configured to move from an un-deflected configuration to a deflected configuration in which the first movable portion and the second movable portion move away from each other. | 2016-05-26 |
20160145920 | Reinforcing Element for a Motor Vehicle Door, Motor Vehicle Door and Method for the Production of a Reinforcing Element - A reinforcing element for a motor vehicle door is disclosed which is a light metal or a light metal alloy. The reinforcing element is produced from a light metal blank by massive forming, preferably by forging. | 2016-05-26 |
20160145921 | REMOVABLE COMPACT HINGE AND METHOD OF USE - Disclosed is a removable compact hinge for pivotal connection between a furniture piece and a door. The apparatus incorporates a clamping attachment mechanism in order to avoid permanent mounting holes and to provide quick installation and adjustable installation location. The apparatus comprises a hinge cup pivotally connected to an attachment mechanism ion with a hinge arm. The attachment mechanism comprises a base slidably engaged with a sliding body, the sliding body including an adjustable pressure plate. A lever works with a set of links to slide the sliding body with respect to the base towards the furniture piece and mechanically and releasably clamp the attachment mechanism to the furniture piece without the use of typical wood screws thereby preserving the integrity of the furniture piece. The apparatus further includes adjustability in the vertical, horizontal, and lateral directions. | 2016-05-26 |
20160145922 | CHECK LINK STRUCTURE - A check link structure includes a first bracket, a cam arm and a cam follower. The first bracket has a pivot support structure defining a first pivot axis. The cam arm is coupled to the first bracket for pivotal movement about the first pivot axis. The cam arm includes a cam block and a support shell. The cam block has a cam surface that includes a plurality of positioning recesses and a plurality of movement restricting lobes between adjacent ones of the plurality of positioning recesses. The support shell defines a block receiving space that non-movably retains the cam block. The cam follower has a follower surface that is configured to continuously contact the cam surface of the cam block in response to movement of one of the first bracket and the cam follower relative to the other of the first bracket and the cam follower. | 2016-05-26 |
20160145923 | DOOR CLOSER ASSEMBLY - A door closer assembly configured for replacing a previous door closer assembly and installing using pre-existing mounting holes. The door closer assembly includes a closer having a closer housing and a pair of universal mounting brackets. The closer housing has an abutment surface along an axis of the closer. Each universal mounting brackets has mounting openings aligning with the pre-existing mounting holes. The closer is secured to the universal mounting brackets. | 2016-05-26 |
20160145924 | HINGES SYSTEM - A hinges structure ( | 2016-05-26 |
20160145925 | Magnetic Hooking Device for Movable Parts of Furniture - The magnetic hooking device ( | 2016-05-26 |
20160145926 | Alignment of Obstacle Detection Components - An apparatus having a controller will initiate an obstacle detector alignment mode. An annunciation system of the apparatus effects a first annunciation mode in response to a receiving component of an obstacle detection system receiving a signal transmitted from a transmitting component of the obstacle detection system. The annunciation system effects a second annunciation mode in response to the receiving component of the obstacle detection system not receiving the signal transmitted from the transmitting component of the obstacle detection system. | 2016-05-26 |
20160145927 | PROTECTOR WITH SENSOR - A protector with a sensor operatively coupled on a sliding door detects an object by touch between two conductive parts in a hollow part with a space therebetween. The two conductive parts including a conductive part on a lower part of the hollow part as a side of the installation base member and a conductive part on an upper part of the hollow part as a side of a top end are shaped and positioned in a manner that an inner-cabin side end and an outer-cabin side end of the space are continuously provided directly on an inner peripheral surface of the hollow part. A coating layer covers at least an outer peripheral surface of the outer coat of the hollow part having the inner-cabin side end and the outer-cabin side end of the space continuously provided directly on the inner peripheral surface thereof. | 2016-05-26 |
20160145928 | CLOSER DEVICE AND VEHICLE DOOR LOCKING DEVICE - A closer device includes: a threaded shaft rotating by drive force of a motor; a shaft-like member threadedly engaging with the threaded shaft to transmit decelerated rotation of the threaded shaft and permit displacement in an axial direction between a first axial position and a second axial position; and a restriction member displaced between a first position at which the shaft-like member is displaced from the side of the first axial position to the side of the second axial position by restricting rotation of the shaft-like member that accompanies the rotation of the threaded shaft and a second position at which the displacement of the shaft-like member from the side of the first axial position to the side of the second axial position is restricted by permitting the rotation of the shaft-like member that accompanies the rotation of the threaded shaft. | 2016-05-26 |
20160145929 | SAFE WITH RECESSED KEYPAD AND OPENING DISC - A safe that is configured to be used as part of furniture having a door with access control features and a door opening mechanism that are provided flush, substantially flush, or below an outer surface of the door such that the safe is hidden by the furniture to hide the fact that it is present as part of the furniture. | 2016-05-26 |
20160145930 | ARCUATE DRIVE THROUGH BIN DOOR ASSEMBLY - A drive through bin door having a curved bottom I-beam connected to an inner and outer door frame. The door frames have a curved top member connected to a pair of posts by a plurality of nuts and bolts. A door panel is hingedly connected to one of the door frames. | 2016-05-26 |
20160145931 | Threshold Assembly For An Entryway System - A threshold assembly for an entryway system includes a sill presenting an upper sill surface, and a rail coupled to and disposed above the upper sill surface. The rail is movable between an initial and second position. The rail presents a lower rail surface facing the upper sill surface and has first and second retaining arms extending from the lower rail surface toward the upper sill surface to a distal retention end of the first and second retaining arms. The distal retention ends define a retaining width (W | 2016-05-26 |
20160145932 | FITTING FOR PRESSING A SLIDING WING ONTO A FIXED ENCLOSURE - A displacement arrangement for displacing a sliding leaf of a window or a door relative to a fixed surround of the window or the door in a direction which is transverse relative to a main plane of the window or the door includes an actuation mechanism arranged on the leaf that is movable with at least one portion in a circumferential direction of a rebate, a first control element arranged on the portion of the actuation mechanism and a second control element arranged on a guiding member, where the guiding member is guided on a fixed surround and arranged on the leaf to be movable transversely relative to the circumferential direction of the rebate. | 2016-05-26 |
20160145933 | Shelter Curtain Wall System - A curtain wall system includes a plurality of laminated glass sections or insulated-laminated glass sections, held within a plurality of horizontal extrusions and vertical extrusions. Each laminated glass section includes glass reinforcing bars having a flat bar shape. For insulated-laminated glass, the reinforcing bars have a cross-sectional shape of a āZā such that a top cap of the glass reinforcing bars extends over the glass section and a bottom cap of the glass reinforcing bars extends over an opposing side. The laminate glass has a layer of glass, a layer of thermoplastic polymer, another layer of glass and a safety shield. The insulated-laminated glass has an outer layer of glass, a gap, a first inner layer of glass, a layer of thermoplastic polymer, a second inner layer of glass and a safety shield. Such curtain wall systems resist wind loads and wind borne debris from ultimate hurricanes and tornadoes. | 2016-05-26 |
20160145934 | Protective Additional Glazing Systems, Apparatus, and Methods For Structural Openings - A protective additional glazing system, apparatus, and associated methods is disclosed for the protection of structural openings against impacts from projectiles from any cause, including nature or man. The system consists of a substantially rigid panel, substantially the same size as the visible glass being protected, that may be attached to the inside of the frame mounting the original glass via a standoff/anchor that is attached to the original frame via an adhesive means. Another embodiment consists of a substantially rigid panel cut slightly larger than the visible original glazing being protected, said panel being attached to the structural opening via a standoff/anchor/adhesive means. This invention provides security and protection in an effective and affordable manner. | 2016-05-26 |
20160145935 | DOOR AND METHOD OF FORMING A DOOR - A door includes a single panel folded to form a latch face and first and second main faces of the door. The door preferably further includes edge tabs folded to form upper, lower and hinge faces of the door. The panel is preferably a composite panel including an inner metal sheet, an outer metal sheet, and a plastics core material between the metal sheets. | 2016-05-26 |
20160145936 | Window Arrangement Comprising a Plurality of Window Systems and at Least One Accessory Element - The window arrangement comprises a plurality of neighbouring window systems, each window system comprising a frame structure ( | 2016-05-26 |
20160145937 | LOOPED ZEBRA BLIND WITH HEIGHT COMPENSATION AND HEIGHT COMPENSATION METHOD OF THE SAME - A looped zebra blind with height compensation and a height compensation method of the same are revealed. The looped zebra blind includes an upper rod, a lower rod and a height compensable looped fabric. The looped fabric consists of a zebra fabric part and at least one compensation part connected to form a loop wound around the upper and lower rods vertically. The loop includes a front fabric and a rear fabric with the same height. The zebra fabric part includes zebra fabric units arranged vertically and periodically. The net length or/height of the compensation part is preset to make total length of the looped fabric become equal to the sum of the total length of the zebra fabric part and the net length of the compensation part. Thereby the height of the front/rear fabric matches up to the preset height of a preset covered area of a window. | 2016-05-26 |
20160145938 | COVERING FOR AN ARCHITECTURAL OPENING HAVING COVED SLATS - A covering for an architectural opening is provided. The covering may include a roller, a sheet attached to the roller, and at least two slats attached to the sheet. The at least two slats may extend lengthwise across a full width of the sheet. The at least two slats may be spaced vertically apart from one another to define a gap between adjacent slats of the at least two slats. Each slat of the at least two slats may have an arcuate profile. The at least two slats and the sheet may be rolled onto and unrolled from the roller. The at least two slats may be rigid or semi-rigid to provide stiffness to the support sheet. | 2016-05-26 |
20160145939 | FOLDABLE WALKWAY - A foldable walkway may include a platform having a first end and a second end longitudinally opposite the first end, a ladder pivotally coupled to the first end via a first pair of pivot joints, and a pair of supports pivotally coupled to the second end via a second pair of pivot joints. The ladder and the platform are configured to be manually pivoted about the respective first and second pairs of pivot joints. The ladder includes a first portion pivotally coupled to the first end of the platform via the first pair of pivot joints, a second portion movably coupled to the first portion to increase or decrease an extent of the ladder, and a spring having a first end coupled to the first portion and a second end coupled to the second portion. | 2016-05-26 |
20160145940 | AERIAL LADDER FOR A FIRE APPARATUS - An aerial ladder assembly for a fire apparatus includes a base rail extending along a longitudinal direction, a hand rail elevated from the base rail and extending along the longitudinal direction, a first lacing member and a second lacing member coupling the hand rail to the base rail, the first lacing member and the second lacing member each including an end that engages the base rail at an interface, and a gusset positioned to reinforce the interface. The first lacing member and the second lacing member each define a slot that receives the gusset, and the gusset extends through the first lacing member and the second lacing member to the base rail. | 2016-05-26 |
20160145941 | OUTRIGGER ASSEMBLY FOR A FIRE APPARATUS - A quint configuration fire apparatus includes a chassis, a body assembly coupled to the chassis and configured to receive a ground ladder, a fire hose, a pump, and a water tank, a ladder assembly including a plurality of extensible ladder sections, the ladder assembly having a proximal end that is coupled to the chassis, a single front axle coupled to a front end of the chassis, a single rear axle coupled to a rear end of the chassis, a single set of outriggers coupled to the chassis and positioned forward of the single rear axle, and a stability foot coupled to the chassis and positioned rearward of the single rear axle. The ladder assembly is extensible to provide a horizontal reach of at least 100 feet. | 2016-05-26 |
20160145942 | ARRANGEMENT AND DOWN-THE-HOLE DRILLING EQUIPMENT FOR ANGULAR SETTING OF A DRILL STRING - An arrangement for the angular setting of a drill string includes a first tubular member, a second tubular member, a plurality of control and actuator devices that can be shortened and lengthened in a longitudinal direction through the influence of a driving device, and remote controllers by which the control and actuator devices can be set selectively and independently of each other in a radially extended or radially withdrawn condition. | 2016-05-26 |
20160145943 | Method and Apparatus for Drilling Multiple Subsea Wells From an Offshore Platform at a Single Site - A floating, offshore drilling and/or production platform is equipped with a rail-mounted transport system that can be positioned at a plurality of selected positions over the well bay of the vessel. The transport system can move a drilling riser with a drilling riser tensioner system and a blowout preventer from one drilling location to another without removing them from the well bay of the vessel. Using the transport system, the drilling riser is lifted just clear of a first well head and positioned over an adjacent, second well head using guidelines. The transport system may then move the upper end of the drilling riser (together with its attached tensioner and BOP) to a second drilling location. A dummy wellhead may be provided on the seafloor in order to secure the lower end of the drilling riser without removing it from the sea while production risers are being installed. | 2016-05-26 |
20160145944 | Water Post Hole Digging Tool - A water post hole digging tool is provided. The water post hole digging tool includes an elongate conduit member having an upper portion, a body portion, and a lower portion. The body portion may include a plurality of removably attached channel members. A handle is integrally attached to the upper portion of the elongate conduit member. A boring element is attached to a distal end of the lower portion. The boring element includes a concave expanding nozzle opening with a plurality of apertures for discharging water flow therefrom to change the contents of a desired hole from a solid to a slurry liquid mixture of water, sand, soil, and rocks. | 2016-05-26 |
20160145945 | LOW COLLISION DAMAGE BIT - A low collision damage bit may include one or more roller cones including a first material and a second material. The bit may have a bit axis and a bit body, and the second material of the one or more roller cones may be positioned farther from the bit axis than the bit body. The second material may have a hardness or yield strength less than the first material. | 2016-05-26 |
20160145946 | DRILL BITS HAVING FLUSHING AND SYSTEMS FOR USING SAME - A drill bit for forming a hole in a formation. The drill bit has a shank and a full face crown that cooperate to define an interior space that receives water or other drilling fluid. The full face crown defines a plurality of bores that extend from a cutting face of the full face crown to the interior space. The full face crown completely circumferentially encloses the interior space of the drill bit. A wedge shaped slot is defined therein the full face crown that extends longitudinally therein a portion of the cutting face and the circumferential outer surface of the full face crown. The slot further defines an apex that is positioned beyond the center of the cutting face of the drill bit such that the longitudinal axis of the drill bit extends through the bottom surface of the slot and into an interior void area of the slot. Further, a conduit is defined in the drill bit that is in communication with the interior space and with a portion of the defined slot. | 2016-05-26 |
20160145947 | DRILLING RIG SYSTEM HAVING IMPROVED ELECTRICAL SUBSYSTEM - In embodiments a drilling rig system includes a rig unit having rig equipment and a rig electrical subsystem configured for electrical communication with the rig equipment and including a rig electrical subsystem input transformer, an electrical system including a primary power supply subsystem remote from the rig unit, and an intermediate electrical subsystem. | 2016-05-26 |
20160145948 | MARINE DRILLING RISER PROTECTION SYSTEM - A marine drilling riser protection system including a plurality of protection modules adapted for fitment at spaced intervals along the length of a riser, and a plurality of cover parts, wherein each cover part is adapted to be fitted at one end of the cover part to a first protection module, and at an opposite end of the cover part to a second protection module. | 2016-05-26 |
20160145949 | SAFETY JOINT DESIGNED WITH ANTI-LOCK PRESSURE COMPENSATION SEAL - Provided is a safety joint with a moveable seal designed to prevent hydrostatic locking The safety joint is primarily made up assembling a pin end having a first seal, a threaded connection, and a second, moveable seal to a box end. The moveable seal is disposed in a recess formed in the pin end and includes an O-ring and a spring. When the safety joint is assembled downhole, a volume of fluid may become trapped between the first seal and the second seal. The trapped fluid in turn pushes the O-ring towards the spring, thereby limiting pressure build-up by substantially maintaining the volume trapped between the first and second seals. | 2016-05-26 |
20160145950 | ROCK DRILL TELESCOPIC ARM AND ROCK DRILL - A rock drill telescopic arm is provided having a fixed arm which is sleeved on a movable arm; a telescopic oil cylinder; a plurality of adjusting blocks in the fixed arm along a circumferential direction thereof; a plurality of adjusting screw rods for respectively adjusting the position of each of the adjusting blocks on the fixed arm; a wear-resistant sliding block between at least part of the adjusting blocks and the movable arm; and a retainer at an opening end of the fixed arm for preventing the wear-resistant sliding block from moving along a telescoping direction of the movable arm, wherein the movable arm can be driven by the telescopic oil cylinder to slide along the wear-resistant sliding block. A rock drill equipped with the rock drill telescopic arm provides for convenient adjustment of a gap between the fixed arm and the movable arm. | 2016-05-26 |
20160145951 | ENHANCED RAM-STYLE RISER TENSIONER CYLINDER - In accordance with embodiments of the present disclosure, a ram-style riser tensioner cylinder assembly includes an outer cylinder barrel and an inner rod barrel disposed within and extending in a first direction from the outer cylinder barrel. The cylinder assembly also includes a high pressure seal disposed along a sliding interface between an end of the inner rod barrel and an inner wall of the outer cylinder barrel. In addition, the cylinder assembly includes a cap coupled to an end of the inner rod barrel extending from the outer cylinder barrel, and a fluid reservoir disposed in the cap. The fluid reservoir may be used to store and communicate fluid from the fluid reservoir to the high pressure seal for lubricating the seal. | 2016-05-26 |
20160145952 | ENHANCED RAM-STYLE RISER TENSIONER - In accordance with embodiments of the present disclosure, a ram-style riser tensioner system includes a plurality of cylinders for applying a desired tension to a riser, a support structure coupled to the riser, and a plurality of gas accumulators. Each of the cylinders is coupled to the support structure, and each of the gas accumulators is configured to provide pressurized gas to a corresponding one of the cylinders. The ram-style riser tensioner also includes a plurality of support rods coupled to the support structure for reducing bending moments on the plurality of cylinders. | 2016-05-26 |
20160145953 | METHOD AND APPARATUS FOR AUTOMATED CONNECTION OF A FLUID CONDUIT - A connection assembly for automated lifting and positioning of a chiksan or other fluid conduit in proximity to a fluid inlet of a device such as, for example, a cement head. Once a chiksan or other flow line is positioned in a desired location, a secure connection is made between the outlet of the chiksan or other fluid conduit and the fluid inlet of a cement head including, without limitation, when the cement head is positioned at an elevated location above a rig floor. | 2016-05-26 |
20160145954 | MODULAR TOP DRIVE - A modular top drive for construction of a wellbore includes a rail for connection to at least one of: a floor and a derrick of a drilling rig; and a motor unit. The motor unit includes: a first body; a drive motor having a stator connected to the first body; a trolley connecting the first body to the rail; and a first latch for selectively connecting either a drilling unit or a casing unit to the motor unit. The top drive further includes a bracket for holding any one of the drilling, casing, and cementing units and movable relative to the rail between a standby position and a connection position. The unit held by the bracket is aligned with the motor unit in the connection position and clear of the motor unit in the standby position. | 2016-05-26 |
20160145955 | Clamping Device And Method For Fixing A Drive Shaft In A Stationary Manner - A clamping device for fixing a drive shaft of a delivery pump inside a rising pipe of a borehole for the delivery of a delivery fluid. The clamping device includes a housing with a first passage bore, through which the drive shaft of the delivery pump passes. The clamping device also includes at least a second lateral passage bore, which meets the first passage bore orthogonally, wherein a mechanically acting clamping means is accommodated and/or guided in the second passage bore, by means of which clamping means the drive shaft of the delivery pump can be fixed axially and/or radially in the housing of the clamping device. A method for the spatial fixing of a drive shaft of a delivery pump in a stationary manner in a rising pipe assigned to a borehole is also disclosed. | 2016-05-26 |
20160145956 | WHIPSTOCK AND DEFLECTOR ASSEMBLY FOR MULTILATERAL WELLBORES - A method includes conveying a whipstock and a latch anchor into a parent wellbore, the latch anchor being attached to the whipstock at a releasable connection and the parent wellbore being lined with casing that includes a latch coupling. The latch anchor is secured to the latch coupling and the whipstock is then separated from the latch anchor at the releasable connection and thereby exposing a portion of the releasable connection. The whipstock is then removed from the parent wellbore and a completion deflector is subsequently conveyed into the parent wellbore in combination with lateral tubing (with or without a multilateral junction positioned thereabove), and the completion deflector is attached to the latch coupling at the releasable connection. The lateral tubing (with or without multilateral junction positioned thereabove) is then installed to correct depth. | 2016-05-26 |
20160145957 | Downhole tool and system, and method for the same - A downhole tool having a mandrel with one or more sets of threads; a fingered member disposed around the mandrel; a first conical shaped member also disposed around the mandrel; and an insert positioned between the fingered member and the first conical member, and in proximity with an end of the fingered member, wherein the fingered member comprises a plurality of fingers configured to move from a first position to a second position. | 2016-05-26 |
20160145958 | PRODUCTION PACKER-SETTING TOOL WITH ELECTRICAL CONTROL LINE - Certain aspects are directed to tools for setting production packers or actuating other downhole tools in response to activation signals received via an electrical control line within the wellbore. In one aspect, a downhole assembly for a wellbore is provided. The downhole assembly can include a reservoir and a pressuring module in fluid communication with the reservoir. The reservoir can contain a control fluid in communication with a fluid control path of a downhole tool. A quantity of the control fluid can be transmitted via the fluid control path for actuation of the downhole tool. The quantity of the control fluid can be controlled using a pressure change in the control fluid. The pressure change in the control fluid can be caused by the pressurizing module in response to an activation signal received by the pressurizing module via an electrical control line coupled to the pressurizing module. | 2016-05-26 |
20160145959 | Flow Restricted Impact Jar - An apparatus for coupling between opposing first and second portions of a downhole tool string. The apparatus includes a housing having a port therein, a shaft extending within at least a portion of the housing, and a flow restrictor reducing a flow area of the port. The housing and the shaft move axially relative to each other. The port fluidly connects a space external to the housing with an annulus defined between the housing and the shaft. | 2016-05-26 |
20160145960 | Casing Hanger Shoulder Ring for Lock Ring Support - A wellhead assembly has a casing hanger for supporting a string of casing, the casing hanger having an external upward-facing shoulder. A shoulder ring is mounted on the shoulder. A radially movable annular lockdown member is carried on the shoulder ring for movement between a refracted position while the casing hanger is being run and an expanded position for engaging an interior surface of a wellhead housing. A casing hanger seal is carried by the casing hanger above the lockdown member. The casing hanger seal has a nose on a lower end that engages and moves the lockdown member to the expanded position while the casing hanger seal is being lowered into a set position. The shoulder ring is formed of a material of greater yield strength than the shoulder. Flow channels between the shoulder and the shoulder ring assist in flowing debris from above the shoulder to below. | 2016-05-26 |
20160145961 | PERIODIC STRUCTURED COMPOSITE AND ARTICLES THEREFROM - In one aspect, a material is disclosed, including: a periodic structure including a plurality of unit cells, the plurality of unit cells having a respective plurality of shared nodes, wherein each of the plurality of unit cells has a plurality of members forming an open cell volume; and a matrix material associated with the periodic structure. In another aspect, a method of forming a material is disclosed, including: forming a periodic structure including a plurality of unit cells, the plurality of unit cells having a respective plurality of shared nodes, wherein each of the plurality of unit cells has a plurality of members forming an open cell volume; and associating a matrix material with the periodic structure. Matrix material selection, composition, manufacturing, interfacial bonding modification, and post-treatments of the periodic structure-matrix material composites are disclosed. | 2016-05-26 |
20160145962 | Apparatus for Use in Well Abandonment - A plug for plugging wells, and in particular oil and gas wells, is provided. The plug has a plug body formed from an outer metal tube of a reduced thickness. The plug also has reinforcement means, attached to an inner surface of the outer tube, that give the plug a cross-sectional structural strength that is at least equivalent to that of a thicker metal tube. The plug has a central heater receiving void located along the axis of the plug to enable a plug deployment heater to be received therein. Also provided is a plug assembly with a variable cross-sectional area in a plane perpendicular to the plane in which the assembly is deployed during the plugging of underground conduits. | 2016-05-26 |
20160145963 | Thermal Memory Spacing System - A packer having a thermal memory spacing system that includes a portion of the system that that selectively changes an outer diameter due. The packer may include upper and lower sealing elements, and at least one thermal memory shape material sub positioned between the sealing elements. The thermal memory shape material sub may have a first outer diameter at a first temperature and a second larger outer diameter at a second temperature. The first temperature may be greater than the second temperature. The outer diameter of the sub may be selectively increased to temporarily decrease the annular area in which debris and/or materials may collect and potentially cause the packer to become stuck within the wellbore. Prior to moving the packer to a different location, the outer diameter of the sub may be decreased to increase the annular area potentially decreasing the likelihood that the packer becomes stuck. | 2016-05-26 |
20160145964 | DEGRADABLE CASING SEAL CONSTRUCTION FOR DOWNHOLE APPLICATIONS - In one aspect, a degradable apparatus is disclosed, including: an inner core with a first degradation rate in a downhole environment; an outer sheath disposed around an outer extent of the inner core with a second degradation rate less than the first degradation rate in the downhole environment. In another aspect, a method of temporarily sealing a downhole zone is disclosed, including: providing an inner core with a first degradation rate in a downhole environment; providing an outer sheath disposed around an outer extent of the inner core with a second degradation rate less than the first degradation rate in the downhole environment; sealing the downhole zone with the outer sheath; exposing the outer sheath to the downhole environment; and exposing the inner core to the downhole environment. | 2016-05-26 |
20160145965 | FLEXIBLE GRAPHITE PACKER - A packer includes a structure having a first part and a second part, and a plurality of flexible carbon composite particles arranged between the first and second parts. | 2016-05-26 |
20160145966 | SELF-LUBRICATING FLEXIBLE CARBON COMPOSITE SEAL - A self-lubricating flexible carbon composite seal includes an annular body formed from a flexible carbon composite. | 2016-05-26 |
20160145967 | METHOD OF FORMING A FLEXIBLE CARBON COMPOSITE SELF-LUBRICATING SEAL - A method of forming a flexible carbon composite self-lubricating seal includes compressing a carbon composite mixture into a mold forming a flexible carbon composite self-lubricating annular seal. | 2016-05-26 |
20160145968 | Smart Cellular Structures For Composite Packer And Mill-Free Bridgeplug Seals Having Enhanced Pressure Rating - A smart device includes a scaffold that responds to an applied stimulation and an encapsulating structure that encapsulates the scaffold. The scaffold is formed from at least one smart material that responds to the applied stimulation. The encapsulating structure is formed from a material that yields to the response of the scaffold. | 2016-05-26 |
20160145969 | APPARATUS AND METHODS FOR CLOSING FLOW PATHS IN WELLBORES - A method of closing a fluid flow path in a wellbore is disclosed that in one non-limiting embodiment includes: supplying a flexible structure having a selected shape sufficient to seat on an opening of the fluid flow path, the flexible structure including pores of selected dimensions; determining seating of the flexible structure on the opening of the fluid flow path from a sensor measurement; and supplying a slurry containing a sealant to the flexible structure seated on the opening of the fluid flow path to plug the pores with the sealant to close the fluid flow path. | 2016-05-26 |
20160145970 | CASING CHECK VALVE - A casing check valve for providing isolation of an open hole section of a wellbore from a cased hole section of the wellbore is described herein. The casing check valve can include a housing and an actuating sleeve movably disposed within the housing between an actuated position and a normal position. The housing can include a housing body, at least one actuating sleeve coupling feature, a flapper assembly, a flapper seat, and at least one casing pipe coupling feature. The actuating sleeve can include an actuating sleeve body, at least one housing coupling feature, at least one operating tool coupling feature, and a distal extension. | 2016-05-26 |
20160145971 | Alignment Apparatus for a Sliding Sleeve Subterranean Tool - An alignment device for a sliding sleeve in a housing in a tubular string features a patterned alignment ring that remains stationary. The sliding sleeve in one of its end positions has a mating profile such that profile misalignment results in profile alignment as the sliding sleeve is axially advanced toward the alignment ring. In a choke application the fully closed position of the choke brings the profiles together to induce relative rotation into an aligned configuration of the ports on the sliding sleeve with the ports on the surrounding housing. Misalignment can occur when tools are run through the sliding sleeve for other downhole operations and the design parameters for the choke prevent the use of alignment lugs in axial slots. The mating profiles do not reduce the drift dimension through the sliding sleeve and allow higher housing pressure ratings for deep set applications with large operating differential pressures. | 2016-05-26 |
20160145972 | Wellbore Completion Assembly with Real-Time Data Communication Apparatus - In one aspect an apparatus for use in a wellbore is disclosed that in one non-limiting embodiment includes a completion assembly that contains a filter section having a tubular with a plurality of through holes filled with a filter material for restricting flow of solid particles through the holes for placement of the filter section across from a zone along the wellbore, a sensor inside the tubular for providing information about a parameter of interest during treatment of and/or production from the zone into the tubular, and a first circuit coupled to the sensor that transmits wireless signals corresponding to measurements made by the sensor to a second circuit that transmits the received signals to the surface. | 2016-05-26 |
20160145973 | DOWNHOLE CLEANING TOOL AND CLEANING METHOD - The present invention relates to a downhole cleaning tool for removing residues or precipitation solids on an inner face of a casing or liner. The downhole cleaning tool comprises a tool body having a bore and a wall, at least one inlet in the wall of the tool body, said inlet being fluidly connected with the bore, a solid removing element connected with the tool body for releasing solids of the inner face of the casing or liner, and a fluid cleaner section comprising a chamber, a filter within the chamber for separation of the solids from the fluid and a pump fluidly connected with the bore for sucking fluid with released solids in through the inlet into the chamber, wherein the solid removing element comprises at least one projecting part projecting from the tool body and a spring arranged between the tool body and the projecting part, and wherein the at least one inlet may be arranged adjacent the projecting parts for suction of released solids. Furthermore, the present invention relates to a downhole system and a cleaning method for removing residues or precipitation solids on an inner face of a casing or liner. | 2016-05-26 |
20160145974 | APPARATUS AND METHOD FOR POWER MANAGEMENT OF DOWNHOLE TOOL - An apparatus for power conservation and selectively switching between one or more power source and a load disposed within a downhole tool based on specific condition of the environment comprising an electrical load, at least one electric power source, a controllable power switch for selectively electrically connecting and disconnecting the electric power and a controller responsive to a predetermined change in the environment; A method for power conservation of a downhole tool in response to a predetermined change in a physical property of the environment, and a method for cooling a component in a downhole tool using drilling fluid inserted form surface. | 2016-05-26 |
20160145975 | DOWNHOLE POWER GENERATION SYSTEM - An apparatus for generating electrical power downhole comprises a housing located in a drillstring. A primary flow channel is formed through the housing. At least two secondary flow channels are located in the housing and arc laterally displaced from the primary flow channel, A fluid driven electrical generator is positioned in each of the at least two secondary flow channels. A controllable flow diverter is associated with each of the secondary flow channels to controllably divert at least a portion of a fluid flow m the primary flow channel to at least one of the at least two secondary flow channels to drive the generator therein. | 2016-05-26 |
20160145976 | RESERVOIR SIMULATOR, METHOD AND COMPUTER PROGRAM PRODUCT TO DETERMINE PROPPANT DAMAGE EFFECTS ON WELL PRODUCTION - A reservoir simulator system models the effect of proppant damage on reservoir production through calculation of a fracture closure stress versus fracture permeability relationship, which is mathematically transformed into a pore pressure versus fracture permeability relationship. Based upon the pore pressure relationship, the system models reservoir production while taking into account the permeability reduction in the fractures brought about due to proppant damage. | 2016-05-26 |
20160145977 | METHODS FOR ADAPTIVE OPTIMIZATION OF ENHANCED OIL RECOVERY PERFORMANCE UNDER UNCERTAINTY - Methods are provided for adaptive optimization of enhanced oil recovery project performance under uncertainty. Predictive physics-based reservoir simulation is used to estimate performance of the project. Input parameters of the model are divided into control variables and uncertain variables. The reservoir model is optimized to obtain values of control variables maximizing mean value of a chosen performance metric under initial uncertainty of formation and fluid properties. An efficient frontier can characterize dependence between the optimized mean value of the performance metric and its uncertainty expressed by the standard deviation. Global sensitivity analysis (GSA) is then applied to quantify and rank contributions from uncertain input parameters to the standard deviation of the optimized values of the performance metric. Additional measurements can be performed to reduce uncertainty in the high-ranking parameters. Constrained optimization of the model with reduced ranges of uncertain parameters is performed and a new efficient frontier is obtained. | 2016-05-26 |
20160145978 | METHOD TO ENHANCE MICROBIAL GAS PRODUCTION FROM UNCONVENTIONAL RESERVOIRS AND KEROGEN DEPOSITS - A biostimulation method comprising injecting sulfur dioxide into water producing H | 2016-05-26 |
20160145979 | Method for Extracting Coalbed Gas through Water and Coal Dust Drainage and a Device Thereof - A method for extracting coalbed gas. A wellhead device delivers power fluid into a downhole power fluid pipe in a well shaft, and conveys the fluid to a pump in a pump cylinder connected with the downhole power fluid pipe. The pump sucks in formation fluid via a suction inlet, mixes the fluid with the power fluid to produce a mixed fluid, and conveys the mixed fluid to ground surface. The mixed fluid containing coal dust travels at a flow rate greater than a sedimentation rate of the coal dust, passes though the wellhead device, and flows to the ground surface, thereby preventing a sedimentation of the coal dust. The suction inlet of the pump reaches a lower boundary of a coalbed so as to prevent coal dust from burying the coalbed, and the coalbed gas automatically shoots through an annular space of a well shaft casing. | 2016-05-26 |
20160145980 | Submersible Well Fluid System - A submersible well fluid system for operating submerged in a body of water may include an electric machine and a fluid end. The electric machine includes a rotor and a stator residing in a first housing at specified conditions. The fluid end may include an impeller and be coupled to the electric machine. The submersible well fluid system may also include an adjustable speed drive for the electric machine in the housing. The submersible well fluid system may also include a chemical distribution system for supplying treatment chemicals to the submersible well fluid system, a barrier fluid supply system for supplying a barrier fluid to the submersible well fluid system, and a pressure management system. | 2016-05-26 |
20160145981 | GAS LIFT VALVE ASSEMBLIES AND METHODS OF ASSEMBLING SAME - A gas lift valve assembly includes a housing and a check valve. The housing defines an inlet port and an outlet port, and includes an inner casing having a radial outer surface and a radial inner surface at least partially defining a main flow passage. The check valve includes a sealing mechanism disposed around the radial outer surface of the inner casing, and a valve member including an outwardly extending sealing segment. The valve member is moveable between an open position and a closed position in which the sealing segment sealingly engages the sealing mechanism. | 2016-05-26 |
20160145982 | GAS LIFT VALVE ASSEMBLIES HAVING FLUID FLOW BARRIER AND METHODS OF ASSEMBLING SAME - A gas lift valve assembly includes a housing, a check valve, and a fluid flow barrier. The housing defines an inlet port, an outlet port, and a main flow passage providing fluid communication between the inlet port and the outlet port. The main flow passage has an upstream end and a downstream end. The check valve includes a sealing element disposed at the downstream end of the main flow passage, and a valve member configured to sealingly engage the sealing element. The valve member is movable between an open position in which fluid flow is permitted in a downstream direction, and a closed position in which the valve member inhibits fluid flow in an upstream direction. The fluid flow barrier is disposed within the main flow passage, and is configured to direct fluid flow away from the sealing element when the valve member is in the open position. | 2016-05-26 |
20160145983 | LIFT VALVE WITH BELLOW HYDRAULIC PROTECTION AND CHATTER REDUCTION - Embodiments of the present disclosure generally relate gas lift valves for use in hydrocarbon wells for artificial lift operations. One embodiment of the present disclosure is a valve. The valve comprises a housing and a bellows disposed in the housing. A first side of the bellows is in fluid communication with an inlet of the housing, and a second side of the bellows faces a closed chamber in the housing. The valve further comprises a barrier assembly disposed in the closed chamber. | 2016-05-26 |
20160145984 | Auxiliary Face Seal for Submersible Well Pump Seal Section - A well fluid submersible pump assembly includes a pump operatively coupled to a motor and a seal section located between the motor and the pump. The seal section has a single piece tubular housing with adapters secured to opposite ends of the housing. A shaft extends axially through the housing for driving the pump. An auxiliary seal carrier located in the housing has a central bore through which the shaft extends and has an outer diameter portion that seals to the bore of the housing. Opposed check valves in the seal carrier allow lubricant to flow from one side of the auxiliary carrier to an opposite side of the seal carrier in response to a selected pressure differential. A mechanical face seal mounts to the auxiliary seal carrier and seals around the shaft. | 2016-05-26 |
20160145985 | PYROLYSIS TO PRESSURISE OIL FORMATIONS - Methods and systems for treating a subsurface hydrocarbon formation are described herein. In some embodiments, method for treating a subsurface hydrocarbon formation is provide wherein the hydrocarbon formation comprises a kerogen containing formation that is adjacent to a formation containing liquid hydrocarbons and not having a natural recharging system, the method comprising the steps of: providing heat sources in the kerogen containing formation; energizing the heat sources to heat the kerogen containing formation; heating at least a portion of the kerogen containing formation to a temperature and for a time period sufficient to pyrolyze at least some of the kerogen; limiting production of pyrolyzed hydrocarbons so that the pyrolyzed hydrocarbons increase the pressure within the formation containing liquid hydrocarbons; and producing hydrocarbons from the formation containing liquid hydrocarbons. | 2016-05-26 |
20160145986 | Mitigating The Effects Of Subsurface Shunts During Bulk Heating Of A Subsurface Formation - Systems and methods for mitigating the effects of subsurface shunts during bulk heating of a subsurface formation are disclosed. The methods may include electrically connecting, and concurrently applying, first, second, and third alternating voltages to respective first, second, and third electrode assemblies within the subsurface formation. The first, second, and third alternating voltages may have the same frequency and respective first, second, and third phase angles. The second phase angle may be different than the first phase angle, and the third phase angle may be different than the second phase angle. The methods may include, upon determining a presence of a subsurface shunt between the first electrode assembly and the second electrode assembly, electrically connecting the first electrode assembly to the second alternating voltage and applying the second alternating voltage to the first and second electrode assemblies while applying the third alternating voltage to the third electrode assembly. | 2016-05-26 |
20160145987 | Method of Recovering Hydrocarbons Within a Subsurface Formation - A method of recovering hydrocarbons includes forming a first electrode by creating a first hydraulic fracture within the subsurface formation and pumping a first electrically conductive material into the first hydraulic fracture; forming a second electrode by creating a second hydraulic fracture within the subsurface formation and pumping a second electrically conductive material into the second hydraulic fracture; electrically connecting a first power transmitting mechanism to the first electrode; electrically connecting a second power transmitting mechanism to the second electrode; and heating the subsurface formation between the first electrode and the second electrode by transmitting an electrical current via the first power transmitting mechanism to the first electrode and via the second power transmitting mechanism to the second electrode and by flowing the electrical current from the first electrode to the second electrode. The electrical current substantially includes a frequency between 60 Hertz and 500 Kilohertz. | 2016-05-26 |
20160145988 | METHODS AND SYSTEMS FOR TREATMENT OF SUBTERRANEAN FORMATIONS - Improved methods and systems for treating subterranean formations using a sub-surface mixing system are disclosed. The disclosed system includes a well head and a first flow line that directs a blender fluid from a blender to the well head. A second flow line directs a Liquefied Petroleum Gas stream to the well head. A static mixer is positioned downhole and is fluidically coupled to the well head. The well head directs the blender fluid to the static mixer through a first flow path and it directs the Liquefied Petroleum Gas stream from the well head to the static mixer through a second flow path. The static mixer then mixes the blender fluid and the Liquefied Petroleum Gas stream. | 2016-05-26 |
20160145989 | WELL COMPLETION - A well completion method can comprise, in a single trip into a wellbore, the following steps being performed for each of multiple zones penetrated by the wellbore: abrasively perforating the zone with a tubing deployed perforating assembly, fracturing the perforated zone with flow from surface via a well annulus, and then plugging the fractured zone with a removable plug substance, the perforating assembly displacing in the wellbore while the fractured zone is being plugged. Another well completion method can comprise, in a single trip into a wellbore, the following steps being performed for each of multiple zones penetrated by the wellbore: perforating the zone using an abrasive perforator, then displacing the perforator in the wellbore away from the earth's surface, then fracturing the zone, and plugging the fractured zone with a flowable plug substance. | 2016-05-26 |
20160145990 | FLUID TRANSPORT SYSTEMS FOR USE IN A DOWNHOLE EXPLOSIVE FRACTURING SYSTEM - Explosive devices and assemblies are described herein for use in geologic fracturing. Components of energetic material used in the explosive devices can be initially separated prior to inserting the assembled system down a wellbore, then later combined prior to detonation. Some exemplary explosive units for insertion into a borehole for use in fracturing a geologic formation surrounding the borehole can comprise a casing comprising a body defining an internal chamber, a first component of an explosive positioned within the internal chamber of the casing, and an inlet communicating with the internal chamber through which a second component of the explosive mixture is deliverable into the internal chamber to comprise the explosive. | 2016-05-26 |
20160145991 | Probabilistic Methodology for Real Time Drilling - The disclosed embodiments include a method, apparatus, and computer program product configured to provide a probabilistic approach for real time drilling. In particular, the disclosed embodiments are configured to obtain real-time data gathered during the drilling operation to update a probability model of a formation that is used in determining whether to alter a direction of a drill path. The disclosed embodiments may be configured to provide a notification to a user indicating or suggesting that certain adjustments be made to the drill path based on the updated probability model. Additionally, the disclosed embodiments may be configured to automatically make the adjustments to the drill path based on the updated probability model. | 2016-05-26 |
20160145992 | Continuous Downlinking While Drilling - A method for continuous downlinking from a surface location to a bottom hole assembly includes using a bottom hole assembly to drill a subterranean wellbore. A drilling value is acquired at a surface location while drilling. The acquired drilling value is downlinked from the surface location to the bottom hole assembly. This process is continuously repeated while drilling. | 2016-05-26 |
20160145993 | DRILL PIPE OSCILLATION REGIME FOR SLIDE DRILLING - Apparatuses, methods, and systems include rotary drilling a first segment of a wellbore by rotating a drill string with a top drive forming a part of a drilling rig apparatus for a first period of time; obtaining data from a sensor disposed about the drilling rig apparatus while rotary drilling for at least a part of the first period of time; and based on the data from the sensor, determining a proposed oscillation revolution amount for the drill string to reduce friction of the drill string in the downhole bore without changing the direction of a bottom hole assembly while slide drilling. | 2016-05-26 |
20160145994 | Evaluation Method and Evaluation Device for Water Breakthrough Risk of Production Wells in Aquifer Drive Gas Reservoirs - The present invention provides an evaluation method and an evaluation device for water breakthrough risk of gas wells in gas reservoirs with aquifers, the method comprising the following steps: building evaluation factors that influence water breakthrough risk of gas wells in gas reservoirs with aquifers; acquiring weight vectors of the evaluation factors based on an analytic hierarchy process; building a fuzzy relationship matrix between the water breakthrough risk of gas wells in gas reservoirs with aquifers and its evaluation factors; and synthesizing the fuzzy relationship matrix and the weight vectors according to a weighted average fuzzy synthesis operator, to acquire a comprehensive evaluation result of water breakthrough risk of gas wells in gas reservoirs with aquifers. The present invention improves the accuracy of the evaluation result of water breakthrough risk of the gas wells, and is able to obtain an evaluation result that is more consistent with the case of actual water breakthrough of gas wells in gas reservoirs with aquifers. | 2016-05-26 |
20160145995 | MANAGED PRESSURE CEMENTING - A method of cementing a tubular string in a wellbore includes: deploying the tubular string into the wellbore; pumping cement slurry into the tubular string; launching a cementing plug after pumping the cement slurry; propelling the cementing plug through the tubular string, thereby pumping the cement slurry through the tubular string and into an annulus formed between the tubular string and the wellbore; and controlling flow of fluid displaced from the wellbore by the cement slurry to control pressure of the annulus. | 2016-05-26 |
20160145996 | SOLID STATE PHASE CHANGE FLASKING FOR A DOWNHOLE TOOL COMPONENT - A heat sink of solid state phase change material for a heat sensitive downhole tool component. The heat sink may be of a polyhydric alcohol based or other suitable material which is capable of undergoing a phase change from one solid form to another. That is, the phase change material need not undergo a phase change into a liquid form in order to absorb well heat and provide substantial protection to the heat sensitive downhole tool component. Thus, cost effectiveness, manufacturability and performance may all be enhanced which may be particularly advantageous where the component is of a single application use variety. | 2016-05-26 |
20160145997 | TUMBLE GYRO SURVEYOR - A gimbal sensor platform positionable in a tool body includes an inner gimbal and an outer gimbal. The inner gimbal is rotatably coupled to the outer gimbal, and the outer gimbal is rotatably coupled to the tool body. The inner and outer gimbals may each be rotated by an angular positioning device. A gyro or other sensor may be coupled to the inner gimbal. The gyro or other sensor may be reoriented by rotating the outer gimbal, the inner gimbal, or both. | 2016-05-26 |
20160145998 | UNDERGROUND LOCALIZATION METHOD AND SYSTEM THEREFOR - An underground localization method and a system therefor are provided. The underground localization method includes computing location information of a dead reckoning using a gyro sensor and a distance movement sensor of moving equipment, measuring physical information according to the computed location information of the dead reckoning and searching for the physical information which is determined as being matched with the location information of the dead reckoning, and optimizing a location by reflecting location information of the physical information which is determined as being matched with the location information of the dead reckoning. | 2016-05-26 |
20160145999 | DOWNHOLE COMMUNICATION - A system or apparatus for use in downhole communication or detection comprises a downhole arrangement defining a throughbore and primary and secondary elements. One of the primary and secondary elements is provided on the downhole arrangement and the other of the primary and secondary elements is provided in the throughbore. The primary and secondary elements are configurable for coupling of an electromagnetic field therebetween. The primary or secondary element which is provided in the throughbore may be provided on a tool such as a shifting tool which is deployable through the throughbore. The secondary element may be configured to provide the electromagnetic field coupled between the first and second elements with one or more characteristic features. The system may be configured for use, in particular though not exclusively, for communicating information to and/or from a downhole tool in an oil or gas well. | 2016-05-26 |
20160146000 | METHODS AND APPARATUS FOR GENERATING ELECTROMAGNETIC TELEMETRY SIGNALS - An electromagnetic telemetry signal generating assembly comprises a first section of drill string, a second section of drill string, a gap sub configured to insulate the first section from the second section, and a power source configured to provide a first voltage to a control circuit. The control circuit is configured to drive a second voltage between the sections of drill string. The gap sub provides a gap of at least 12 inches (30 cm). The second voltage may be different than the first voltage. | 2016-05-26 |
20160146001 | Downhole Telemetry Systems with Voice Coil Actuator - Pulse telemetry systems and methods for communicating digital data from a wellbore to a surface unit are presented that include a valve fluidly coupled to drilling fluid. The valve adjusts pressure in a drillpipe to cause pressure transitions within the drilling fluid within the drillpipe to transmit data over the drilling fluid. The valve includes a voice coil actuator for developing the pressure transitions within the drilling fluid. Other systems and methods and are included. | 2016-05-26 |
20160146002 | CHARACTERIZING A WELLBORE DEPTH INTERVAL FROM ROCK FRAGMENTS - Methods and systems for characterizing a wellbore depth interval from rock fragments, including a method that includes converting measurements of a bulk rock fragment sample and of individual rock fragment samples to a concentration percent, computing a normalization deviation for each of the individual rock fragment samples relative to the bulk rock fragment sample (said normalization deviation being derived from the concentration percent of the bulk and individual rock fragment samples) and ranking the individual rock fragment samples based on a corresponding normalization deviation. The method further includes selecting one or more individual rock fragment samples based on a corresponding ranking, characterizing the properties of the wellbore depth interval from which the bulk and individual rock fragment samples originated using measured properties of at least some of the selected individual rock fragment samples and presenting to a user the characterized wellbore depth interval. | 2016-05-26 |
20160146003 | Systems and Methods for Characterizing a Spatial Frequency of Interface Regions within a Subterranean Formation - Systems and methods for characterizing a spatial frequency of interface regions within a subterranean formation. A first method may include drilling a wellbore with a drilling assembly and measuring a downhole parameter during the drilling. The downhole parameter may be indicative of a lithology of a portion of the subterranean formation that is proximal to the drilling assembly. The first method also may include calculating an information entropy of the downhole parameter and characterizing the spatial frequency of the interface regions based upon the information entropy. A second method may include calculating the information entropy as a function of distance within a first wellbore and characterizing the spatial frequency of the interface regions. The second method also may include drilling a second wellbore within the subterranean formation and regulating the drilling based upon the spatial frequency of the interface regions. The systems include systems that perform the methods. | 2016-05-26 |
20160146004 | Systems and Methods for Reservoir Evaluation - The present disclosure relates to a method for characterizing a hydrocarbon reservoir of interest traversed by at least one wellbore that includes (a) using a numerical model to simulate over geological time a non-equilibrium concentration of an asphaltene component as a function of location within the wellbore, (b) analyzing fluid samples acquired from at least one wellbore that traverses the reservoir of interest to measure concentration of the asphaltene component as a function of location within the wellbore, (c) comparing the non-equilibrium concentration of the asphaltene component as a function of location within the wellbore resulting from the simulation of (a) to the concentration of the asphaltene component as a function of location within the wellbore as measured in (b), and characterizing the reservoir of interest based upon the comparing of (c). | 2016-05-26 |
20160146005 | FOCUSED PROBE APPARATUS AND METHOD THEREFOR - Apparatus and methods for downhole formation testing including use of a probe having inner and outer channels adapted to collect or inject injecting fluids from or to a formation accessed by a borehole. The probe straddles one or more layers in laminated or fractured formations and uses the inner channels to collect fluid. | 2016-05-26 |
20160146006 | MINING MACHINE GATHERING HEAD - A gathering head for a mining machine is positionable at a forward end of the machine. The gathering head includes a base, a back plate and sidewalls. The sidewalls are both tapered inwardly in the widthwise direction of the head from a forward end to a rearward end and outwardly relative to the base from a lowermost region to an uppermost region. Accordingly, the requirement for additional gathering arms at a base region of the head is avoided. | 2016-05-26 |
20160146007 | SYSTEM FOR MOUNTING CROSSBAR OF TEMPORARY ROOF SUPPORT SYSTEM - A system for mounting a crossbar of a temporary roof support system having a multistage telescopic cover assembly includes a first assembly coupled to crossbar and a second assembly coupled to multistage telescopic cover assembly. The first assembly includes a first plate, a first hollow cylindrical structure, and a first pin coaxially aligned with the first hollow cylindrical structure. The first hollow cylindrical structure includes at least one first hole, and at least one slot. The second assembly includes second plate, second hollow cylindrical structure, and pin hole coaxially aligned with second hollow cylindrical structure, and adapted to accommodate first pin. The second hollow cylindrical structure having at least one second hole, and at least one third hole. An outer diameter of first hollow cylindrical structure is less than inner diameter of second hollow cylindrical structure. The system includes at least one second pin and at least one third pin. | 2016-05-26 |
20160146008 | MOMENT-CANCELLING 4-STROKE ENGINE - A moment-cancelling, four-stroke engine is disclosed. The engine includes a first cylinder having a first piston and a second cylinder having a second piston, a first crankshaft operably connected to the first piston and a second crankshaft operably connected to the second piston. The first crankshaft rotates in a first direction and the second crankshaft rotates in a second direction that is opposite the first direction to cancel the moments applied to the engine and reduce engine vibration. | 2016-05-26 |
20160146009 | HCCI ROTARY ENGINE WITH VARIABLE COMPRESSION RATIO CONTROL - There is provided an apparatus for regulating a compression ratio of an HCCI rotary engine. The engine has a rotor piston rotatable in an operating direction. The stator has one or more combustion chamber throughways, each having at least first and second interior walls. The apparatus comprises, within each combustion chamber throughway, an expansion gate slidably received within the throughway and slidably engaged with and adjacent to the first interior wall, a combustion gate slidably engaged with and adjacent to the expansion gate in the operating direction, and a compression gate slidably engaged with and adjacent to both the combustion gate and the second interior wall, and disposed adjacent the combustion gate in the operating direction. Each gate is slidable longitudinally within the combustion chamber throughway. Rotation of the rotor piston, to a position where a lobe end of the piston aligns with a combustion gate, forms a combustion chamber. | 2016-05-26 |
20160146010 | ROTOR FOR A THERMAL TURBOMACHINE - A rotor for a thermal turbomachine, in particular a gas turbine, is configured for guiding a medium in its interior. In order to guide the medium in the interior with low flow losses, a pair of rotor disks lie on one another, of which the first of the two rotor disks of the pair has holes, in order to feed the medium from the outside into the rotor interior, and rib-shaped ribs, in order to guide the medium further in the direction of the rotational axis, and the second rotor disk of the pair being configured with the aid of an auxiliary web in such a way that the flow passages which are formed between the ribs as viewed in the circumferential direction are delimited axially at least over the large part of the radial extent of the ribs. | 2016-05-26 |
20160146011 | SYSTEM FOR PAINTING A SPLAYED END OF A HOLLOW SHAFT ON A ROTARY PAINT BENCH - A system paints the external and internal faces of a splayed end of a hollow shaft, with a rotary paint bench. This splayed end includes an end support face and an opposite support face. The system includes a fixing ring applied against the end support face and a counter-ring applied against the opposite support face as well as a fixing device, an end hub fixed to the fixing ring in line with the splayed end, and including a running belt suitable for resting on two rollers of the bench, a hollow external hub including two half-hubs delimiting a running belt suitable for resting on two rollers of the bench, and fixed to the counter-ring while surrounding the splayed end. | 2016-05-26 |
20160146012 | AIRFOIL WITH STEPPED SPANWISE THICKNESS DISTRIBUTION - An airfoil in a gas turbine engine includes opposed pressure and suction sides joined together at chordally opposite leading and trailing edges. The pressure and suction sides extend spanwise from a root to a tip of the airfoil. The airfoil has a spanwise distribution of maximum thicknesses of chordwise cross-sections of the airfoil. The spanwise distribution of maximum thicknesses decreases from the root to the tip. In one aspect, the spanwise distribution is stepped between a first portion extending from the root and a second portion extending to the tip. | 2016-05-26 |
20160146013 | TURBINE ARRANGEMENT - The invention relates to a turbine for generating work by a stagewise expansion of a gas, such as steam wherein a downstream stage guide average height is less than an adjacent upstream stage runner average height. | 2016-05-26 |
20160146014 | MODIFIED BUCKET PLATFORMS OF TURBINE BUCKETS AND METHODS FOR MODIFYING BUCKET PLATFORMS OF TURBINE BUCKETS - Methods for modifying bucket platforms of turbine buckets include removing a portion of the bucket platform to form a void, wherein the void comprises a predetermined geometry, and adding a filler material in a plurality of layers to fill the void. | 2016-05-26 |
20160146015 | FLUIDFOIL - There is disclosed a fluidfoil comprising a selectively fluid chargeable capillary and a flexible body adjacent the capillary, the shape of the flexible body being adjustable in use via controlling the degree to which the capillary is charged and therefore the forces that the capillary exerts on the flexible body. | 2016-05-26 |
20160146016 | ROTOR RIM IMPINGEMENT COOLING - A system and method of cooling a radially outer surface of a rotor wheel post of a turbine wheel and a rotor wheel space between a turbine bucket and a rotor wheel post, including a turbine bucket having at least one cooling passage that extends between an inner cooling channel of the turbine bucket and an outer surface of a shank portion of the turbine bucket that directly faces a radially upper surface of the rotor wheel post, and using the cooling passage to direct cooling flow towards the radially upper surface of the rotor wheel post. | 2016-05-26 |