Abstract: A remote controlled recessed window. The remote controlled recessed window includes a channel disposed within a wall, wherein a pair of opposing tracks are disposed within the channel. A pane having a first side and a second side is disposed within a frame. The first side and the second side are slidably engaged with the pair of opposing tracks. A motor is disposed within the channel and is operably connected to the pane such that the motor can slide the pane along the pair of opposing tracks between an open position and a closed position. A wireless receiver is in electrical communication with the motor. A wireless device can communicate with the wireless receiver to actuate the motor.

Abstract: A safe includes at least one wall having a gap with a safe protection mechanism inserted into the gap. The at least one wall when penetrated by an attack tool attempting to penetrate an interior of the safe activates the safe protection mechanism to thwart and/or impeded progress of the attack tool.

Abstract: A building security assembly includes a vestibule that may be attached to an entrance of an institution and the vestibule has an entrance and an exit. A first door is hingedly coupled to the vestibule to open and close the entrance. A second door is hingedly coupled to the vestibule to open and close the exit. A metal detection array is positioned within the vestibule to detect metal components of a firearm. A security unit is coupled to the vestibule and is in electrical communication with the metal detection array. The security unit locks each of the first and second doors when the metal detection array detects the metal components of the firearm to inhibit the individual from bringing the firearm into the institution.

Abstract: A method for forming a sill pan is provided that includes the measurement of a width and length of an opening sill to be sealed. A piece of flexible sill pan material is cut based on the measured opening sill. Fold lines and cuts are created in the piece to form the sill pan. The resulting sill pan is readily formed to have at least one attribute of self-adherence, draining without shims, nail hole self-sealing, and provision of dams without resort to frame cutting.

Abstract: A sash for doors or windows includes two spaced apart glass sheets, a spacer element interposed between the sheets to define a closed inner perimeter zone and an open outer perimeter zone. A structural sealing/adhesion component runs along the outer perimeter zone and occupies a volume to permit contact with the spacer element and the glass sheets. An element for housing accessory components for supporting and/or operating the sash is associated with the structural component for each side of the glass sheets. Each element includes a rigid profile having, in cross section, at least one closed base side and two flaps each formed by a stretch perpendicular to the base side and a recessed stretch, parallel to the base side, to form a channel with an opening The rigid profile is associated with the structural component along the outer surface of the base side.

Abstract: This invention relates to a coated article including a low-emissivity (low-E) coating. In certain example embodiments, the low-E coating is provided on a substrate (e.g., glass substrate) and includes at least first and second infrared (IR) reflecting layers (e.g., silver based layers) that are spaced apart by contact layers (e.g., NiCr based layers) and a dielectric layer of or including a material such as silicon nitride. In certain example embodiments, the coated article has a low visible transmission (e.g., no greater than 60%, more preferably no greater than about 55%, and most preferably no greater than about 50%).

Abstract: The glass panel unit is a predetermined part separated from a completed assembly obtained by subjecting a temporary assembly to a predetermined process. In the temporary assembly, the inside space (500) enclosed by the first and second glass substrates and the frame is divided into the first space and the second space with the partition and the gas adsorbent is inside the first space. The predetermined process includes: converting the first space into the evacuated space by evacuating the first space through the gas passage, the second space, and the outlet; and changing a shape of the partition to close the gas passage to form the seal enclosing the evacuated space. The predetermined part includes: a first and second glass panels being parts of the first and second glass substrates; the seal; the evacuated space; and the gas adsorbent.

Abstract: A soundproof door assembly for use in reduction of sound transmitted from one side of the door to the other side, having an STC number at least STC 36 determined in accordance with ASTM E413-10 and E90-09, comprising a soundproof door having a thickness of 30-80 mm, which comprising two door skins, one formed as a front door skin and the other formed as a rear door skin for the soundproof door respectively; a quadrilateral frame, constituted by a top rail member, a bottom rail member, a left stile member and a right stile member to seal the perimeter of the door skins; and a multiple-layered core, to form a concrete inner portion of the door, which comprising three layers of a hard-soundproof material that blocks sound with high frequency over 500 Hz, wherein each of the door skins includes an aperture aligned and devoid of any soundproofing core thereby forms a window of the soundproof door for accommodation of a glass pane.

Abstract: A door knocker for use by a cat for requesting entry into a house. This knocker comprises a mounting block attached to a door surface; a longitudinal spring having a first end mounted to the mounting block and a second end extending vertically downward from the first end. A hardwood ball is mounted to the second end. The ball is held at a knocking distance from the door surface. A string with loose frayed ends is attached to the second end of the spring near the ball. A cat coming near the door knocker is attracted to the string with frayed ends and instinctively starts to play with the string to operate the door knocker into a series of repetitive door knocks. The door knocker according to the present invention does not require any significant physical or mental effort from a cat.

Abstract: There is described a blind for installation between an inner environment and an outer environment where light originates. The blind comprises slats substantially forming a vertically periodic arrangement. Each one of the slats extends in a substantially horizontal axis, and comprises an upper surface and a lower surface. The upper surface has a normal oriented both upwardly and toward the outer environment, and comprises a coating providing specular reflection. The lower surface has reflection normal oriented both downwardly and toward any one of the outer environment and the inner environment, and comprises a coating providing specular reflection. The upper surface and the lower surface of a given slat are joined at an apex pointing toward the outer environment.

Abstract: A fastening system for a decorative valance of a roller shade and/or blind, in which the decorative valance is comprised of a front panel and side panels, defining an inner housing, a housing in which there is a rotating roller to which a band of the roller shade is coupled, the rotating roller being connected to drive means that act on the rotating roller. This fastening system comprises an anchoring element that has a first coupling region configured to be coupled to a wall or ceiling, a second region provided with coupling means provided for supporting the drive means of the rotating roller, and guide means configured to attach one of the side panels of the decorative valance.

Abstract: A double door gate apparatus having a frame, a main gate and a secondary gate, where the apparatus includes the unique features of a) a latch apparatus between uppermost framework members of the main gate and secondary gate, b) the latch apparatus being weighted to return to a normally closed position, c) each of the main gate and secondary gates having an inverted U-shaped piece engaging the bottommost horizontal member such that each of the main and secondary gates need to be lifted prior to being opened and prior to being closed, and d) a pair of hand wheels on a common shaft that work together to space the double door gate apparatus a desired distance from a vertical surface such as a wall.

Abstract: Disclosed is a smart ladder. The smart ladder may be A-frame type of ladders, such as A-frame ladders and A-frame platform ladders. The smart ladder includes right and left outrigger leg units which are swiveled coupled to the right and left sides of the ladder to provide side support. The ladder includes brace units facilitate in folding and unfolding of the ladder as well as the outrigger legs. An electronic system, which includes a sensor network, a processor and a warning system, is provided. The sensor network senses side inclination angle of the ladder and side force on the outriggers and predict potential hazards from exceeding load and angle thresholds. This enhances safe operation of the ladder and avoids injuries to the user and others in the vicinity.

Abstract: A ladder assembly is provided, including the following: a mounting plate that connects to a side surface of a module in a fabrication facility; a step ladder, including, a ladder frame having an arm that connects to the mounting plate at a first joint, wherein the step ladder rotates about the first joint between a lowered position and a raised position, the lowered positioned defined by resting of the step ladder on a floor of the fabrication facility, and the raised position defined by suspension of the step ladder off of the floor and substantially over the module; a plurality of step plates connected to the ladder frame, the step plates defining step surfaces for a user when the step ladder is in the lowered position. A sleeve extends below one of the step plates of the step ladder, to house electronic equipment used in the fabrication facility.

Abstract: Shock absorber systems include a drive plate having a plurality of removable lugs. The drive plate is connectable to a rotary drive shaft. The shock absorber further includes a driven plate connectable to a rotary driven shaft. A housing may be fixedly secured to either or both of the drive plate and the driven plate. The housing may have an outer wall forming a hollow center portion and a plurality of openings extending through the outer wall to the hollow center portion. Each opening of the plurality of openings may have first and second positive stops formed thereon. The shock absorber further comprises an elastomeric member disposed in the housing between the drive plate and the driven plate. The elastomeric member is configured to absorb vibration from the driven plate. Each removable lug of the plurality of removable lugs has first and second striking faces at a radially distal edge and on circumferentially opposing sides.

Abstract: A bottomhole assembly includes: a drill bit operable to vibrate when engaged with a formation and rotated; and a suspension sub including: a stator barrel for connection to a pipe string; a traveler barrel for connection to the drill bit; a slip joint longitudinally coupling the traveler barrel to the stator barrel while allowing movement of the traveler barrel between an extended position and a retracted position; a torsional joint connecting the traveler barrel to the stator barrel at and between the positions; and one or more springs disposed between the stator barrel and the traveler barrel. The suspension is tuned relative to the drill bit to: dampen the vibration of the drill bit when the BHA is rotated at a first angular velocity; and resonate the vibration of the drill bit when the BHA is rotated at a second angular velocity, thereby imparting percussive energy to the drill bit.

Abstract: Systems and methods for slide drilling are described. The system includes a controller and a drive system. The controller is configured to determine a resonant frequency of a drill string, generate a rotational acceleration profile having a frequency at least substantially similar to the determined resonant frequency, and provide one or more operational control signals to oscillate the drill string based on the generated rotational acceleration profile. The drive system is configured to receive the one or more operational control signals from the controller, and oscillate the drill string based on the generated rotational acceleration profile so that the drill string oscillates at a frequency substantially similar to the determined resonant frequency while slide drilling.

Abstract: A rotary drilling apparatus for drilling deviated wellbores Is disclosed that in one embodiment includes a drilling assembly that further includes a drilling motor coupled to a drive member to rotate a disintegrating device, a housing outside the drive member having a lower section and an upper section, and a steering device disposed outside the drive member that tilts the lower section relative to the upper section and maintains the tilt geostationary or substantially geostationary when the drilling assembly is rotating to drill a deviated section of the wellbore.

Abstract: A downhole device for rotary drilling is provided. The device includes a power generator installed at the end of a series of rods, a pulse generator which is mechanically and electrically connected to the electricity generator, an electric drilling tool, and an electrical sliding switch system.

Abstract: A downhole mud motor is formed of plural housings containing at least a drive section and a transmission section. At least a housing of the plural housings has a longitudinal axis and incorporates a reaming section with one or more rotary reamers. Each of the one or more rotary reamers is mounted in a respective pocket for rotation about a transverse axis relative to the longitudinal axis of the housing.

Abstract: A technique facilitates a drilling operation by providing a drill bit having limited magnetic influence. The drill bit comprises a bit head formed with a non-magnetic bit head material. Cutting elements may be attached to the bit head to facilitate cutting of rock and other formation material during drilling of a borehole. The drill bit also comprises a bit body formed with a non-magnetic body material. The bit head and the bit body are joined to construct a non-magnetic drill bit which has no or limited magnetic influences on, for example, sensors located proximate the drill bit.

Abstract: Tools, for example, fixed cutter drill bits, may be manufactured to include hard composite portions having reinforcing particles dispersed in a continuous binder phase and auxiliary portions that are more machinable than the hard composite portions. For example, a tool may include a hard composite portion having a machinability rating 0.2 or less; and an auxiliary portion having a machinability rating of 0.6 or greater in contact with the hard composite portion. The boundary or interface between the hard composite portion and the auxiliary portion may be designed so that upon removal of the most or all of the auxiliary portion the resultant tool has a desired geometry without having to machine the hard composite portion.

Abstract: A downhole cutting tool may include a tool body, a plurality of blades extending from the tool body, and a plurality of cutting elements coupled to the blades. The plurality of cutting elements may include one or more cutting elements having a working end of a first geometry (e.g., a pointed geometry) and one or more cutting elements having a working end of a second geometry (e.g., a planar geometry).

Abstract: A cutting element may include a substrate and a volume of polycrystalline diamond material affixed to the substrate at an interface. The volume of polycrystalline diamond material may include a front cutting face with at least one substantially planar portion and at least one recess. The at least one recess may extend from a plane defined by the at least one substantially planar portion a first depth into the volume of polycrystalline diamond material in an axial direction parallel to a central axis of the cutting element. The volume of polycrystalline diamond material may comprise a region including a catalyst material. At least one region substantially free of the catalyst material may extend from the at least one substantially planar portion of the front cutting face a second depth into the volume of polycrystalline diamond material in the axial direction.

Abstract: A system for hoisting a load on a drilling rig includes: a hoisting means having an elongated hoisting member and an elongated hoisting member drive means; a drill string rotation means suspended from an end of the elongated hoisting member; a support structure having a first side and a second side and being adapted to support at least a portion of the weight the drill string rotation means; a first elongated hoisting member guiding means connected to the support structure; and a counterweight connected to the elongated hoisting member at the second side of the support structure. The elongated hoisting member is reeved over the first elongated hoisting member guiding means from the first to the second side of the support structure. The drill string rotation means is suspended from the elongated hoisting member at the first side of the support structure.

Abstract: A system includes a wear bushing retrieval tool. The wear bushing retrieval tool an annular main body configured to be disposed about a tubular string, a plurality of locking dogs, wherein each locking dog of the plurality of locking dogs is pivotably coupled to the annular main body, a first axial securement feature coupled to the annular main body, and a second axial securement feature coupled to the main body, wherein the first and second axial securement features are configured to cooperatively axially capture a coupling of the tubular string when the annular main body is disposed about the tubular string.

Abstract: An antirotation stabilizer may include one or more antirotation pads extending from a stabilizer body. Each antirotation pad may be positioned at least partially within a recess formed in the stabilizer body. Each antirotation pad may be coupled to a torsion bar. The torsion bar may couple between the antirotation pad and the stabilizer body and may be under torsional loading such that the antirotation pad is extended from the stabilizer body. The antirotation stabilizer may include one or more rollers.

Abstract: Asymmetric casing centralizers are provided with varying flow resistances caused by a combination of straight vanes and spiral vanes; as a result, the casing centralizer has varying pressure drops thereacross when the casing centralizer is positioned within a preexisting structure such as, for example, a horizontal wellbore section that traverses one or more subterranean formations.

Abstract: A slickline for use in a wellbore comprising: the slickline, wherein the slickline: comprises a composite material comprising a plurality of carbon fiber strands, and is housed on the inside of a receptacle, wherein the receptacle is hollow and cone-shaped. The slickline can also be made from an anisotropic material; and wherein a first test section of the slickline has a stiffness greater than a second test section having the same dimensions as the first test section but made of steel. A method of deploying the slickline into a wellbore comprising: positioning a portion of the slickline into a controlled deployment device, wherein the controlled deployment device comprises a housing; and causing at least a portion of the slickline to enter the wellbore, wherein the slickline moves from the receptacle through the housing and into the wellbore during the step of causing.

Abstract: A method of operating a gas extraction system includes receiving a drilling fluid sample at a flow meter via a flow meter inlet conduit and discharging the drilling fluid sample into a flow meter outlet conduit. A first inline mud valve positioned in the flow meter inlet conduit and a second inline mud valve positioned in the flow meter outlet conduit are each closed to transition the gas extraction system to a bypass flushing configuration. A bypass flow meter valve positioned in a flow meter bypass conduit is opened to divert the drilling fluid sample around the flow meter. The flow meter is then flushed with flushing fluid by opening first and second flow meter flushing valves and starting a pump to circulate the flushing fluid through the flow meter.

Abstract: A method and apparatus for preventing fluid flow and contamination to a cement body includes a resin cap covering an exposed end of the cement body. The cement body may attach an inner sleeve to an outer sleeve. The fluid flowing through the outer sleeve is prevented from contacting the exposed surface by the resin cap. Resin caps at both ends of the cement body along with resin layers along the side may be included. The resin prevents contamination and creation of micro-annuli in the cement body.

Abstract: A coiled tubing venturi junk basket tool retrieves junk, debris and/or wireline from a wellbore. A collection housing or waste basket is removeably coupled to the venturi body. The collection housing (waste basket) is customizable for volume, hole diameter and the type of junk and debris retrieved. An elastomeric trap is used to retain junk and debris in the collection housing. The collection housing is also interchangeable with a grab housing for retrieving wireline.

Abstract: An unbalanced sub-assembly includes a turbine and a shaft coupled to the turbine at a first end of the shaft. The unbalanced sub-assembly is capable of rotating and imparting a vibration to the casing in response to a fluid being passed through the casing. A rupture disc is positioned on one end of the unbalanced sub assembly. The rupture disc is configured to rupture above a specified differential pressure threshold caused by fluid flowing through the vibration assembly. The rupture disc is capable of allowing the fluid to bypass the unbalanced sub assembly when the rupture disc is in a ruptured state. The rupture disc directs fluid through the unbalanced sub assembly when the rupture disc is in an un-ruptured state.

Abstract: In one embodiment of this disclosure, method of formulating a sealant to span an opening and form a seal with surfaces across the opening is provided. The method further includes selecting a fluid material capable of contacting and adhering to the surface of the opening and which reacts to form a solid material as a result of a thermal reaction. The method further includes selecting and intermixing one or more solids with the fluid material to form a composite, wherein the composite cures from a fluid to a solid and bond to the surfaces of the opening and the change in volume of the composite as the temperature thereof changes during curing is insufficient to cause it to pull away from the surfaces of the opening or fail internally.

Abstract: A load shoulder assembly is provided to land a component in a bore of a mineral extraction system. The load shoulder assembly includes a housing and a retractable shoulder assembly disposed in the housing. The retractable shoulder assembly is configured to selectively move a load shoulder surface between a retracted position and an extended position relative to the bore.

Abstract: A Compact Bonnet Booster (CBB) housing is monolithically formed to include an operating piston chamber, a booster piston chamber and two BOP bonnet end caps. When the CBB is assembled, the two BOP bonnet end caps contain bonnet hydraulic assemblies utilized to open and close the CBB housing with respect to a central BOP housing interior to change out the shear members. The CBB housing also defines therein hydraulic lines to open and close the wellbore utilizing the shear members as well as to operate the bonnet hydraulic assemblies. The CBB housing also incorporates a lifting pad eye near a center of gravity of said BOP. The CBB assembly also comprises a monolithically formed operating piston and corresponding shaft as well as a monolithically formed booster piston and corresponding shaft.

Abstract: Apparatus and methods for measuring the size of a round object. Apparatus and methods for checking that a drop ball used in a well fracturing process has a predetermined diameter before being introduced into the wellbore.

Abstract: A downhole tool, including at least one body defining a surface, the at least one body having a plurality of cavities sealed from an outside of the at least one body by the surface. A plurality of the plurality of cavities being in fluidic communication with others of the plurality of cavities through a plurality of openings. A method of forming a downhole tool.

Abstract: A subsurface release plug system includes a plug mandrel body and a plug. The plug mandrel body includes a bore, a flow port fluidly connected to the bore, and a sleeve adjustable from a first position to a second position. The sleeve prevents fluid flow through the flow port when in the first position and allows fluid flow through the flow port when in the second position. The plug is releasably connected to the plug mandrel body, wherein the plug is configured to be released from the plug mandrel body by fluid flowing through the flow port.

Abstract: A slip for a downhole tool is provided. The slip may include an annular body having a first axial end, a second axial end, an inner surface, an outer surface, and an axial length. The annular embody further includes a taper on the inner surface that extends along the axial length of the annular body, and a left-hand thread pattern defined by the outer surface and extending from the first axial end along a portion of the axial length, each thread of the left-hand thread pattern having a crest that is angled toward the first axial end.

Abstract: A method of sealing a well includes selecting a preexisting fluid pathway between a production platform and a desired sealing location in the well to be sealed, determining, for the well to be sealed, a desired quantity of sealant having known flow qualities, to be delivered in fluid form to the well in the sealing region of the well, determining, based on the flow qualities of the sealant in fluid form and the flow qualities of the preexisting fluid pathway, the time needed to deliver the desired quantity of the sealant in fluid form to the sealing location in the well, determining, based on the time needed to deliver the desired quantity of the sealant in fluid form to the sealing location in the well, whether the sealant will maintain the fluid form, if necessary, change one or more qualities of the sealant so that the desired quantity of the sealant will reach the sealing location in the well while in the fluid form, and transport the quantity of sealant, in fluid form, through the preexisting fluid pathw

Abstract: A layer of permeable material is positioned on an area of lost circulation lithology in a wellbore. An example of the permeable material includes a planar member with perforations that is rolled into and retained in an annular configuration. The permeable material is lowered into the wellbore adjacent the area of lost circulation and allowed to unroll and expand radially outward against walls of the wellbore. The wellbore wall along the area of lost circulation lithology can be reamed out so the layer of permeable material is out of the way of a drill bit. Applying a bridging agent on the interface where the permeable material contacts the wellbore wall forms a flow barrier.

Abstract: A liner drilling system and method to at least partially drill a wellbore with a liner and cement the liner in place in the wellbore, in a single downhole trip. An example system includes a liner releasably coupled to a drill string. The drill string extends through an axial bore of the liner and a downhole end includes a bottomhole assembly and a drill bit that rotate to drill a portion of a wellbore. A liner annulus is formed between the drill string and the liner. An annulus isolator is coupled to the liner and isolates flow within the bore of the liner from flowing through at least a portion of a wellbore annulus between the liner and the wellbore. A diverter in the drill string is positioned uphole of the bottomhole assembly and establishes a cement flow path into the liner annulus.

Abstract: Embodiments of the present disclosure are directed toward a choke valve system including a choke valve body and a plurality of choke trims. The plurality of choke trims comprises a plug and cage choke trim, an external sleeve choke trim, and a drilling choke trim, wherein the drilling choke trim is configured to enable a fluid flow rate greater than the plug and cage choke trim and the external sleeve choke trim, and wherein each of the plurality of choke trims is configured to be mutually exclusively secured within the choke valve body.

Abstract: Drilling flow control tools may include a tool body having a central bore and bypass ports that allow flow of fluid to an outer surface of the tool body. The drilling flow control tool may also include a control sleeve within the central bore. The control sleeve may restrict fluid flow through the bypass ports when in an inactive state and allow the fluid flow through the bypass ports when in an active state. The drilling flow control tool may further include a release subassembly movably coupled to the tool body. Packer cups coupled to the tool body can act as packoff devices that control passage of fluid along the outer diameter of the tool body. Using the packer cups and control sleeve, fluid flow may be circulated within an inner annulus of a wellbore, an outer annulus of a wellbore, or both.

Abstract: Ported sub openings are controlled by a sliding sleeve assembly. In one variation an external sleeve is pressure actuated with internal pressure to open the ports. After the treatment the ports are closed with a ball landed on an internal sleeve seat and pressure applied from above. In a different arrangement a single internal sleeve is provided that is responsive to tubing pressure to open after breaking a retaining member. After the downhole procedure a ball is landed on a seat on the sleeve and pressure is applied to close the ports with the shifted sleeve and ball moving in tandem. Multiple sliding sleeves can be sequentially operated with sliding sleeves held by retainers that break at sequentially higher pressure moving in an uphole direction.

Abstract: A method and apparatus for controlling the flow of fluid in an injection well includes a main valve assembly having a valve and a retrievable nozzle selective lock assembly (RNSLA). The RNSLA is operable when positioned within the valve body to open the valve when fluid is pumped into the well and closes the valve when fluid flow is terminated. The RNSLA includes a replaceable orifice nozzle so that orifices of different dimensions may be used in conjunction with the valve assembly. In an alternate embodiment, the RNSLA includes a variable output nozzle assembly to maintain the valve in a protected open position without chattering over a wide range of flow rates.

Abstract: A downhole tool includes a deactivation member, a latching member, a release member, and a biasing member. The deactivation member includes an outer protrusion. The latching member is positioned radially-outward from the deactivation member. The latching member includes an inner protrusion and an outer protrusion. The release member includes a sleeve extending axially toward the outer protrusion of the latching member. The biasing member exerts an axial force on the latching member.

Abstract: A method for cleaning pipes using shock wave generating devices (i) within an interior of a pipe and focusing shock waves therein to remove accumulated material and (ii) from the exterior of a pipe by sending shock waves into the pipe from the exterior to remove accumulated material therein.

Abstract: A method of producing liquid ore includes identifying a region of the geologic formation containing liquid ore based on at least one of a breach in a basement rock of the geologic formation or a seismographic dim-out within a sedimentary bed of the geologic formation. The liquid ore is then extracted from the geologic formation through a wellbore in communication with the region of the geologic formation. Extracted liquid ore may subsequently be processed to precipitate elements within the liquid ore. Such processing may include, among other things, contacting the liquid ore with a proton acceptor and separating a carbonate from a carbonate mixture derived from the liquid ore.