Abstract: A machine and process function to fill cavities with metered amounts of particulate material. An applicator wheel includes a series of equally spaced apart peripheral pockets each having a perforated bottom wall, and a vacuum manifold inside the wheel includes a vacuum chamber for supplying vacuum to the perforated bottom walls of the pockets as the wheel rotates. Particulate material from a filling chamber of such material outside the wheel is withdrawn into the pockets by the vacuum chamber. A downstream vacuum relief on the vacuum manifold functions to discharge particulate material from the pockets into the cavities at a predetermined discharge location on the wheel. Adjustment structure is connected to rotatably adjust the position of the vacuum manifold within the applicator wheel to thereby advance or retard the discharge location depending upon the speed of the machine.

Abstract: An assembly includes a sensor element operable to generate a signal in response to moisture being present at a predetermined level within a sealed housing, and a valve element coupled to the housing and, in response to the signal, operable to enable at least a portion of the moisture to exit the housing.

Abstract: A device for measuring a hard granular object. The device includes a measuring vessel, a holder, a shutter, and a pressing means for pressing the holder against the measuring vessel. The measuring vessel includes a first face, a second face parallel to the first face, and a space formed between the first and second faces for receiving hard granular object supplied from first face side. The holder is located on the side of the first face., includes a through hole communicable with the space, and is slidable along the first face. The shutter is located on the side of the second face, includes a through hole communicable with the space, and is movable parallel to the second face.

Abstract: A discharge box capable of transporting and then dispensing a high bulk density of solid product with substantially no human intervention. The discharge box includes separable/replaceable components allowing for a low cost, low maintenance, and long-term package and includes a tamper-evidence site window, and desiccant pockets, in a lid portion.

Abstract: A floating caterpillar feeder is used for moving a workpiece on a worktable. The feeder includes a housing unit having a bottom edge, a driving unit including two pairs of sprockets and two chains respectively trained on the pairs of the sprockets, and a plurality of feeding units connected between the chains. Each feeding unit includes two mounting members connected respectively and fixedly to two corresponding links of the chains, parallel horizontal inner and outer rods connected fixedly between the mounting members, parallel pushing plates sleeved on the inner and outer rods, and resilient members for biasing the pushing plates to project from the bottom edge. Each pushing plate has a pair of inner and outer holes engaging respectively and movably the inner and outer rods so as to allow the corresponding pushing plate to move relative to the inner and outer rods in an inner-to-outer direction.

Abstract: Embodiments of the present invention provide a log rotation verification system having an optimizer configured to determine an optimized cutting solution for the log and configured to identify an optimized rotational position, and a position indicator applicable to a log to indicate a reference rotational position of the log. A log rotator may be configured to rotate the log to reduce the difference between the reference rotational position and the optimized rotational position. And, a primary detector may be configured to detect a current rotational position of the position indicator.

Abstract: The present invention provides a pneumatic tire which can obtain a high wet drainage performance, roadholding ability, and wear-resistant property without sacrificing other capabilities A directional pattern is formed by a circumferential wide major groove, a first narrow circumferential minor groove, a second narrow circumferential minor groove, a first transverse groove, a second transverse groove, and a third transverse groove. The circumferential wide major groove is provided in a center region in a tire width direction of a tread. The first narrow circumferential minor groove is arranged on the outside in a tire axis direction of the circumferential wide major groove. The second narrow circumferential minor groove is arranged on the outside in the tire axis direction of the first narrow circumferential minor groove. The first transverse groove is extended from a tread end and coupled to the circumferential wide major groove.

Abstract: An alignment tool for a bonding apparatus comprises a loading surface for receiving a pushing force from a surface of a device which is attached to the bonding apparatus, the loading surface being arranged and constructed to experience a tilting moment upon receiving an unequally distributed pushing force from a misaligned device acting on it. The loading surface transmits the tilting moment experienced by it to a sensing surface which is operatively connected to the loading surface through a columnar body, which has a smaller width than the loading surface and the sensing surface, and which connects the loading surface and the sensing surface. An array of piezoelectric elements communicates with the sensing surface and produces electrical signals in response to the tilting moment such that a computing unit operatively connected to the piezoelectric elements may detect a direction of tilt of the loading surface from the electrical signals produced by the piezoelectric elements.

Abstract: An apparatus for manufacturing a semiconductor device, includes: a collet; an alignment stage; and a sheet feeding mechanism. The collet is configured to suck a surface of a semiconductor chip. The surface is on opposite side of a bonding surface to be bonded to a bonding target. The bonding surface is provided with a film-like adhesive layer. The collet includes a heater for heating the adhesive layer. The alignment stage is configured to support the semiconductor chip and to correct position of the semiconductor chip. The sheet feeding mechanism is configured to feed a release sheet onto the alignment stage.

Abstract: An apparatus for reorienting liner-borne inlays is provided. Such apparatus utilize electronic control devices to precisely move inlays from a first orientation and spacing to a second orientation and spacing. Embodiments of the present invention include a vacuum manifold having an elongated ridge member so that the apparatus are useful in handling thin and flexible inlays and minimize errors in inlay reorientation.

Abstract: An illuminator emits light obliquely to an end of an adhesive film. A CCD camera is provided in a direction perpendicular to the adhesive film to capture an image of the light reflected irregularly from the end of the adhesive film. A black plate is provided on a back side of the adhesive film. In the image obtained by the CCD camera, therefore, only the end of the adhesive film is displayed whitely in a line shape. A position of the adhesive film is determined based on a line corresponding to the end of the adhesive film. Since the light reflected from the end of the adhesive film is utilized, the position of the adhesive film can be determined accurately irrespective of a color of the adhesive film, a color of a base film to which the adhesive film is joined, and a depth of each color.

Abstract: During relative and horizontal movement of a mount frame, in which a semiconductor wafer with a protective tape is supported on a ring frame through a supporting adhesive tape, and a joining member, a position of an end edge of the protective tape is detected in a non-contact manner. Based on the detection result, a joining member is stopped in the position of the end edge of the protective tape and is moved close to the semiconductor wafer to press and bring a separation tape against and into contact with an end of the protective tape. In this state, the mount frame and the joining member are relatively and horizontally moved to join the separation tape onto the protective tape. Then, the mount frame and the joining member are relatively and horizontally moved to separate the separation tape together with the protective tape from a surface of the semiconductor wafer.

Abstract: An improved autoclave for curing retread tires includes a chamber with circulating air flow having turbulence generating devices located in a middle length-wise portion of the chamber. The turbulence generating devices include apertures to guide air from a supply duct into the chamber, and/or wedge-shaped elements or fins mounted on the interior wall of the chamber to disrupt the air flow and cause turbulence.

Abstract: An apparatus for making a spunbond web has a foraminous deposition belt, a system for depositing fibers on the belt such that some of the fibers engage through the belt, and an output roller over which the belt is spanned for normally advancing an upper stretch of the belt in a transport direction toward the output roller. The output roller has a radially outwardly directed outer surface engaging the belt and formed with a profiling in turn formed by high spots contacting the belt and low spots out of contact with the belt so that fibers engaged through the belt are only pinched between the belt and the output roller at the high spots. The web is pulled downstream off the belt at the output roller.

Abstract: A motorized head for applying fiber composite material to an application surface includes a drive roll and a backup roll for feeding fiber composite material toward the application surface, a compaction roll for pressing fiber composite material onto the application surface, and a restart pinch roll assembly located between the drive roll and the compaction roll for driving fiber composite material received from the drive roll to the compaction roll. The drive roll nip between the drive roll and the backup roll forms a drive zone that grips and drives the composite material, a clamp zone that prevents movement of the composite material after it has been cut, and a free zone that allows composite material to be freely pulled through the head. Two cutters mounted on the drive roll mesh with a single anvil on the backup roll to cut the composite material to the desired length.

Abstract: The present invention relates to a system and method for applying tear tape to a packaging substrate. Features of the system include a tear tape applicator unit comprising a laser/tear tape unwind assembly and a tear tape applicator assembly and a winder comprising an unwind roll and a rewind roll. A packaging substrate is advanced from the unwind roll to the rewind roll. The tear tape applicator unit interfaces the winder such that at least one portion of a tear tape is cut by the laser/tear tape unwind assembly and applied to the web of packaging substrate by the tear tape applicator assembly. Features of the method include advancing a web of a packaging substrate along a rewinding line from an unwind end to a rewind end, cutting at least one portion of a tear tape, advancing said at least one portion of said tear tape toward said rewinding line, and applying said at least one portion of said tear tape to said web.

Abstract: A stripping apparatus has a simplified structure for stripping a supporting plate from a layered structure, occupies less space, and strips a supporting plate in a shorter period of time. The stripping apparatus comprises a transfer robot, a cassette, a stripping device and a cleaning device which surround the transfer robot. The stripping device comprises a chucking plate for attracting and retaining a layered structure, and a stripping plate for stripping the supporting plate from the layered structure. The chucking plate is constructed so as to be rotated by 180° within a vertical plane, elevated and lowered in a vertical direction in a state of retaining the layered structure.

Abstract: The invention concerns a fast door, closing an opening provided in a partition, comprising a soft screen (21), means for lifting the screen including, among others, a winding shaft (2) fixed at the door lintel, and a strap (7) whereof one end is fixed to the winding shaft (2) and the other end is fixed to the screen lower edge (8). The invention is characterized in that the strap (7) passes through a tension sensor (6) comprising a mobile element having an opening wherein the strap (7) is engaged, the mobile element being maintained in a first so-called normal operating position by the strap (7), the latter being subjected to a normal operating tension, the mobile element tilting into a so-called abnormal operating position, when the strap (7) shows a tension lower than a predetermined threshold corresponding to an abnormal operation of the door.

Abstract: A multiple choice shade system includes a main frame, a first winding roller rotatably supported on the main frame, a second winding roller rotatably supported on the main frame in a spaced-apart relationship with the first winding roller, a multiple choice shade element having a succession of screen sections, and an actuator for rotating at least one of the first winding roller and the second winding roller. The shade element has a first end fixedly secured to the first winding roller and a second end fixedly secured to the second winding roller. The shade element is suspended from the first winding roller and the second winding roller in such a manner that one of the screen sections is extended into or retracted from a target area as the first winding roller and the second winding roller are rotated by the actuator.

Abstract: A method for manufacturing hose couplings is composed of three steps as follows. The first step involves jointing and fixing a top casting-cavity insert and a bottom casting-cavity insert within a mold base of a casting machine. The second step is injecting a high-temperature molten metal into both the casting-cavity inserts, so that the molten metal can fill up the casting-cavity inserts. The third step is cooling the casting-cavity inserts by using a cooling liquid, so that the cooled and solidified metal can be released from the casting-cavity inserts to form a hose coupling. By using the method, various types of top casting-cavity inserts and bottom casting-cavity inserts may be adapted as desired and, therefore, various types of hose couplings may be manufactured as desired.

Abstract: The present invention provides a method for producing a half Heuslar alloy including quench-solidifying a molten alloy at a cooling rate of 1×102 to 1×103° C./sec to produce a Heuslar alloy represented by the formula: ABC (wherein A and B each is at least one member selected from transition metals such as Fe, Co, Ni, Ti, V, Cr, Zr, Hf, Nb, Mo, Ta and W, and C is at least one member selected from Group 13 or 14 element such as Al, Ga, In, Si, Ge and Sn), and a high-performance thermoelectric power generating device using the thermoelectric semiconductor alloy.

Abstract: A plurality of molds are disposed on a rotatable base. The base is rotated to move each of the molds in turn through a pouring station to an article removing station and back to the pouring station. A molten nickel chrome super alloy is poured into each of the molds in turn at the pouring station. The molds are cooled by a flow of cooling fluid. The nickel chrome super alloy articles are removed from the molds at the article removal station. The base may be continuously or intermittently rotated relative to the pouring station. Molten metal may be continuously or intermittently poured at the pouring station.

Abstract: A device for continuous casting and direct deformation of a metal strand, with a strand guide which is curved after the continuous casting mold in the direction of strand travel, a spray device for liquid coolant, a bending-straightening unit, and an automatic control system for a uniform temperature field in the strand cross section. The cast strand is cooled with a liquid coolant only in the longitudinal sections in which the cast strand is liquid in the cross section. The curved strand guide with the spray device for liquid coolant is followed by a dry zone, which operates without liquid coolant and serves as insulation against the elimination of radiant heat and systematically surrounds the cast strand. A reduction line is provided, which includes individual, hydraulically adjustable deforming rolls or several hydraulically adjustable roll segments and precedes, coincides with, or follows the region of the bending-straightening unit.

Abstract: The energy consumption during electroslag remelting is determined to a considerable extent by the heat losses of a slag bath on the wall of a water-cooled ingot mould. A process and an ingot mould suitable for carrying it out wherein these heat losses may be avoided for the most part. Remelting thus takes place in a short, two-part sliding ingot mould known per se, except in the start-up phase, during normal block construction, the metal surface is always kept in the lower, water-cooled part of the ingot mould- that is below the line of separation between water-cooled part and insulated part of the same—by corresponding control of the relative movement between ingot mould and remelting block, so that the distance between the surface area of the metal surface on the one hand and the planes determined by the line of separation between cooled part and insulated part on the other hand, is at least 5 mm, but 100 mm at the most.

Abstract: The invention relates to a rotating heat exchanger (1) with a rotatably mounted rotor (3), comprising a first flow sector (4), for external (5) and supply air (6) and a second flow sector (7), for exhaust (8) and venting air (9), through which the above runs on rotating and a housing (2), enclosing the rotor (3) around the circumference thereof, whereby to improve the sealing of the rotor (3), the housing (2) around the circumference thereof is filled with housing or sealing air, whereby the pressure of the housing or sealing air is higher than the pressure of the airflows (5, 6; 8, 9) flowing through the rotor (3).

Abstract: One embodiment of the present invention is an apparatus for cooling a microelectronic device including: (a) a rigid support ring having a top surface and a bottom surface; (b) a mechanically resilient, thermally conductive bottom membrane having a top and a bottom surface, wherein the top surface of the membrane is attached to the bottom surface of the ring; and (c) a multiplicity of thermally conductive posts having top and bottom surfaces, the posts being disposed with their bottom surfaces in thermal contact with the top surface of the bottom membrane over an area, wherein the posts are arrayed in the area with spaces therebetween so that heat transferred from the microelectronic device to the bottom surface of the membrane may be transferred to the multiplicity of thermally conductive posts.

Abstract: A heat exchange tube having a flat shape includes a plurality of fluid paths having a circular cross section and extending in a longitudinal direction of the tube. Each fluid path is parallel to each other fluid path. The tube is dimensioned such that a distance between two adjacent fluid paths is defined as Wt, and a circumferential thickness between a surface of the tube and an outermost fluid path is defined as Ht. The distance Wt and the circumferential thickness Ht have a relationship as 0.42?Ht/Wt?0.98.

Abstract: An apparatus for use with a process liquid for controlling the temperature of a semiconductor-processing target comprises first and second tanks adapted for holding process liquid, at least one fluid level sensor carried by the first tank for monitoring the amount of process liquid in the first tank, and a valve coupled to one of the at least one fluid level sensor and configured to increases the flow of process liquid from the second tank to the target when the amount of process liquid in the first tank drops to a first predetermined amount. The first tank may include first and second compartments partially separated by a divider with a top whereby process liquid in the first compartment flows over the top of the divider into the second compartment.

Abstract: A marginal oil extraction system having an upper extraction unit, an extraction container, and a lower valve assembly. The marginal oil extraction system uses at least some of these components to cheaply extract oil from a stripper oil well. In some cases the system is capable of separating the oil from the water in the well with a solid barrier and can cheaply remove the oil from above the solid barrier. The system is cheap to install, easy to maintain and provides efficient access to what would otherwise be an inaccessible asset.

Abstract: An apparatus and method for manufacture of a unitary centralizer forming Apertures are formed in a blank to create an intermediate blank having bow spring elements within a unitary centralizer and expanding a medial portion of the bow spring elements. An expansion element is inserted into the intermediate blank. An expansive force is applied to the expansion element, thereby expanding the medial portion of the bow spring elements. Mandrels placed against the upper and lower surfaces of the expansion element receive a compressive force for transfer to the expansion element. Set screw holes are placed on the unitary centralizer for attachment.

Abstract: Systems are disclosed for providing a plasma conduit maintaining ionized particles within a perforation hole in a body, and a power source configured to provide electrical power through the plasma conduit. Methods are disclosed for detonating a plasma generator, the detonation forming a plasma conduit within a body perforation hole, and connecting a power source to the plasma conduit, the power source configured to provide electrical power through the plasma conduit. Systems are also disclosed for generating a plasma conduit. The system includes two or more explosive devices containing ionizable material, and the explosive devices are adapted to, upon detonation, form a plasma conduit in a body by generating intersecting perforation holes including plasma for conducting electrical energy from a power source.

Abstract: For optimizing well production, intervals are selected along a deviated wellbore, and a well test and treatment string is deployed in the wellbore. Each interval is then isolated to enable performance of desired testing. The test data obtained is evaluated to determine an appropriate remedial action which is then implemented via the well test and treatment string. The system and method enable the testing and treatment of a plurality of intervals along a horizontal well during the same run downhole.

Abstract: A process for treating produced water to generate high pressure steam. Produced water from heavy oil recovery operations is treated by first removing oil and grease. Pretreated produced water is then fed to an evaporator. Up to 95% or more of the pretreated produced water stream is evaporated to produce (1) a distillate having a trace amount of residual solutes therein, and (2) evaporator blowdown containing substantially all solutes from the produced water feed. The distillate may be directly used, or polished to remove the trace residual solutes before being fed to a steam generator. Steam generation in a packaged boiler, such as a water tube boiler having a steam drum and a mud drum with water cooled combustion chamber walls, produces 100% quality high pressure steam for down-hole use.

Abstract: Methods of treating a tar sands formation is described herein. The methods may include providing heat to a first section of a hydrocarbon layer in the formation from a plurality of heaters located in the first section of the formation. Heat is transferred from the heaters so that at least a first section of the formation reaches a selected temperature. At least a portion of residual heat from the first section transfers from the first section to a second section of the formation. At least a portion of hydrocarbons in the second section are mobilized by providing a solvation fluid and/or a pressurizing fluid to the second section of the formation.

Abstract: Elimination of sand entrainment and a significant increase in hydrodynamic permeability of the sand pack in an area near the wellbore are achieved through the use of a sand and/or proppant, and proppant material mixture at the final stage of the fracture filling process, where individual particles of the proppant material have at least one shape of plates, lattices, hollow bars, inside-hollow tubes with a closed impermeable cavity or cavities, toroidal particles, elongated particles in the form of ovals, pellets or plates, cylinders with a closed impermeable cavity or cavities, or blocks with a comb multi-channel structure with throughout channels of the ellipse or polygon cross-section.

Abstract: A well bore servicing apparatus comprising a housing having a longitudinal axis and a through bore, and a movable member disposed in said housing, said movable member having a through bore and a fluid aperture therein, wherein said movable member is movable between a first stop position and a second stop position relative to said housing and along said axis, wherein said fluid aperture is in fluid communication with said housing through bore and said movable member through bore to provide a fluid stream to the well bore in said first and second axially spaced stop positions.

Abstract: A system for completing water injection wells includes an injector well completion system. In an embodiment, an injector well completion system for liquid injection in a formation includes a casing string disposed in a wellbore having a tubing bore. The casing string includes a casing and a sliding sleeve. The sliding sleeve has a pressure control valve having open and closed positions, an actuator mandrel having a flow control device, and an injection pressure communication port. The open position of the pressure control valve actuates the actuator mandrel to align the flow control device and the injection pressure communication port to inject liquid from the tubing bore to the formation and generate fractures in the formation.

Abstract: The invention relates to a safety joint (10; 100; 200) for a riser consisting of two telescoping parts that are arranged to break in the event of a predetermined axial tension load. The joint also comprises means (21, 41; 121, 141; 221, 241) for closing the passage in the joint in the event of fracture where the means are activated by means of the forces generated during the separation.

Abstract: A method of running a tubular string into a wellbore comprises running a bore-lining tubular string into a wellbore substantially without rotation, while rotating a cutting structure at a distal leading end of the tubular string. Other methods provide for rotation of the string and the provision of a non-rotating stabiliser towards the leading end of the string.

Abstract: ESP power cable is inserted into a length of tubing disposed in a wellbore. The device comprises a support attachable to the cable that is in frictional sliding contact with the tubing inner surface. The frictional sliding contact between the support and the tubing reduces axial stress in the cable. Support devices are added at intervals on the cable length, thereby distributing the cable axial stress along the cable.

Abstract: A drill rod spinner device includes a mount, a first base half having a first end and a second end in which the first base half at the first end is rotatably coupled to the mount and a first clamping roller operatively associated with the second end of the first base half. A second base half includes a first end and a second end in which the second base half at the first end is coupled to the mount. A second clamping roller is operatively associated with the second end of the second base half. A rotary actuator assembly is secured to the mount. A flexible belt is operatively associated with the rotary actuator assembly. An idler roller assembly maintains engagement between the flexible belt and the rotary actuator as the first base half is rotated relative to the mount.

Abstract: A swellable packer construction. A method of forming an annular barrier in a well includes the steps of: embedding a reinforcement material within a swellable seal material to form a seal assembly; and swelling the seal material by contacting the seal material with well fluid. A method of constructing a well packer includes the steps of: embedding a reinforcement material in a swellable seal material to form a seal assembly; and then installing the seal assembly on a base pipe. A swellable packer construction comprises a seal assembly including a swellable seal material having a reinforcement material embedded therein, the seal material being cylindrical shaped and disposed both external and internal relative to the reinforcement material, and the seal material being swellable in response to contact with well fluid.

Abstract: An integrated environmental control system for a cargo stowage compartment in a mobile platform, for example in a commercial passenger jet aircraft. A fire detection/suppression subsystem is integrated together with an airflow management system. The airflow management system operates to circulate, and optionally to heat or cool, air withdrawn from a cargo stowage compartment of the aircraft before the air is released back into the cargo stowage compartment. A fire suppression substance, for example, Halon gas, can be discharged directly into a recirculation duct of the airflow management system, thus reducing the duct work required to achieve fire suppression and ventilation operations for the cargo stowage compartment. The integration of the fire detection/suppression and airflow management system operations reduces the overall amount, complexity and weight of the ducting employed in a cargo stowage compartment of a commercial jet aircraft.

Abstract: An apparatus for facilitating steering, height adjustment and transport of a farm implement towed by a vehicle. The implement includes a main frame and a hitch that extends from the frame for linking to the vehicle. The apparatus comprises a wheel support member supported below the frame, at least a first ground engaging wheel supported by the wheel support member for rotation about a first wheel axis and to engage a ground surface below the frame thereby supporting the frame above the ground, a first hydraulic lift cylinder linked between the frame and the wheel support member and controllable to adjust the height of the frame above the ground, and a hydraulic steering cylinder mounted to the wheel support member and controllable to steer the first wheel independent of the state of the first lift cylinder.

Abstract: An apparatus includes a tongue, a pivotable beam linked to the tongue, a cylinder configured to move the pivotable beam from an operating position to a transport position, which is narrower than the operating position, and a latchable member connected to the pivotable beam. A locking assembly includes first and second dogs which can receive the latchable member. The second dog can move relative to the first dog from an open position to a closed position in response to movement of the latchable member such that movement of the latchable member out of the second dog opening is blocked by the first dog while the second dog is in the closed position. The apparatus includes a locking member that moves in response to movement of the cylinder from an unlocked to a locked position to lock the dogs in the closed position.

Abstract: Drill bits and methods for sampling sensor data associated with the state of a drill bit are disclosed. A drill bit for drilling a subterranean formation comprises a bit body and a shank. The shank further includes a central bore formed through an inside diameter of the shank and configured for receiving a data analysis module. The data analysis module comprises a plurality of sensors, a memory, and a processor. The processor is configured for executing computer instructions to collect the sensor data by sampling the plurality of sensors, analyze the sensor data to develop a severity index, compare the sensor data to at least one adaptive threshold, and modify a data sampling mode responsive to the comparison. A method comprises collecting sensor data by sampling a plurality of physical parameters associated with a drill bit state while in various sampling modes and transitioning between those sampling modes.

Abstract: A system and method are provided for drilling a wellbore. The wellbore is formed with a drilling tool that cuts through a formation. A pumping system removes cuttings from the drilling tool and also transports the cuttings along at least a portion of the wellbore formed behind the drilling tool.

Abstract: A directional drilling apparatus for use in the directional drilling of bore holes is disclosed. The apparatus comprises a plurality of cutting elements movably mounted with respect to a rotatable body member, wherein the cutting elements are movable between first, radially retracted, positions and radially extended, positions for cutting. A rotary valve is provided for synchronising the movement of the cutting elements between their respective extended and retracted positions in accordance with the rotational position of the body member in the bore hole being drilled. Control of the directional drilling system is affected by synchronised movement of the cutting elements from an inner to an outer radial position in accordance with the angular position of the drill bit. A near bit stabiliser contacts with the portion of the well bore which was not removed with the dynamic cutters and this contact exerts a force onto the drill bit.

Abstract: In a method for producing a cased horizontal string bore extending from a well shaft, a starter drill pipe is driven into the rock mass surrounding the well shaft. A hydraulically driven drill motor is arranged in the starter drill pipe and rotates a drilling tool protruding from the leading end of the starter drill pipe. The drill motor is fixed against rotation and axial displacement by a clamping device. When the final depth of the string bore is reached, the drilling tool is retracted into the starter drill pipe by axial movement of the clamping device and a free space is formed at the drift face of the string bore. The free space is filled and sealed by injection of a quick-setting, expanding filling compound. Afterwards, the clamping device, the drill motor and the drilling tool are removed from the drill pipes.

Abstract: A ground augering assembly comprising a dirt dispersing plate having a forward dirt screeding face and having a lower augering depth stopping face; a “C” clamp for alternatively mounting on to and releasing from an auger blade; and a rotation facilitating helically threaded lug, eyed plate, and helically threaded nut combination interconnecting the dirt dispersing plate and the “C” clamp.