Abstract: Methods and apparatuses for controlling a trajectory of a borehole being drilled into the earth are provided. The apparatus includes a drilling system including a drill tubular, a disintegrating device, and a steering system coupled to the drill tubular configured to steer the drilling system, the drilling system configured to drill the borehole by receiving control outputs from at least one control unit for controlling parameters of the drilling system, the at least one control unit configured to provide the control outputs to the steering system, the at least one control unit being configured to provide depth-based control.

Abstract: The present invention relates to a steel alloy with high energy absorption capacity and good formability, comprising beside inevitable impurities due to smelting and iron the following components in weight percent: C 0.05-0.6% Sum of Cr+2*Ti+3*(Mo+V+Nb)+4*W=2-7%, wherein the structure of the steel alloy comprises beside martensite portions of 10-40 Vol.-% retained austenite, wherein the energy absorption capacity expressed by the product of tensile strength (Rm) and uniform strain (Ag) is higher than 12,000 MPa % and the steel alloy has a minimal tensile strength of 1000 MPa. In addition, the invention relates to a steel tube product with high energy absorption capacity and good formability, which is characterized in that it at least partially consists of such a steel alloy.

Abstract: An apparatus for protecting an electronics module used in a borehole includes a borehole string section having at least one pocket is formed and a mount associated with the at least one pocket. The mount may include a housing, a lid, a biasing member, and a securing member. The housing receives the electronics module and is seated on a seating surface, which may be formed on the at least one pocket or the mount. The lid encloses the housing within the at least one pocket. The biasing member is in operative contact with the housing. The securing member secures the lid within the at least one pocket and compresses the lid, the housing and the biasing member in the pocket. The biasing member responsively urges the housing against the seating surface and the housing hermetically seals the electronic module.

Abstract: A bad water discharge system for a weighing system, wherein the weighing system comprises a distribution plate, at least one feeding device; at least one reserve container, at least one weighing container and at least one collection funnel, wherein the at least one reserve container and the at least one weighing container are fixed to a cage and the at least one collection funnel is fixed to a frame. For the bad water discharge system, at least one feeding device discharge plate is disposed at a lower side of the feeding device so that it leads bad water away from at least one reserve container to a sidewall of the cage, and so that the bad water originating from an upper side of the cage and from the lower side of the feeding device is bundled into one flow and is collected below the cage in suitable collection devices.

Abstract: Downhole component support systems and methods including a housing having a housing cavity therein, the housing cavity configured to contain a hydraulic frame and a hydraulic frame configured to support at least one component package removably disposed within the housing cavity. At least one master hydraulic assembly is in hydraulic communication with the hydraulic frame and at least one slave hydraulic assembly is coupled to the hydraulic frame and hydraulically coupled to the at least one master hydraulic assembly. Adjustment of the at least one master hydraulic assembly urges the at least one slave hydraulic assembly between a first position and a second position, and, when in the second position, the hydraulic frame is secured to an interior surface of the housing.

Abstract: A guiding sleeve for aligning downhole tubulars includes a body having a first end portion, a second end portion and an intermediate portion extending therebetween. The first end portion is receptive of a terminal end of a first tubular and the second end portion includes a guiding feature that promotes axial alignment of the first tubular with a second tubular.

Abstract: A guiding sleeve for aligning downhole tubulars includes a body having a first end portion, a second end portion and an intermediate portion extending therebetween. The first end portion is receptive of a terminal end of a first tubular and the second end portion includes a guiding feature that promotes axial alignment of the first tubular with a second tubular.

Abstract: A seal assembly for downhole use that includes a sealing ring, and a backup ring set generally coaxial with and adjacent to the sealing ring. A height of the backup ring exceeds a diameter of the sealing ring; and is disposed on a low pressure side of the seal assembly to prevent the sealing ring from extruding into the low pressure side. The backup ring is made of a core and a coating on the core. Material properties of the coating are generally unaffected when exposed to downhole conditions, and the coating prevents diffusion of fluid or gas molecules into the low pressure side.

Abstract: A control valve assembly includes a body having a mud flow passage provided with a mud flow inlet and a mud flow outlet, a magnetic sleeve slidingly mounted to the body, and a solenoid mounted to the body adjacent the magnetic sleeve. The solenoid being selectively activated to shift the magnetic sleeve between a first position covering the mud flow outlet and a second position exposing the mud flow outlet allowing a pulse of mud to flow through the mud flow passage.

Abstract: The present application deals with a grid flap, comprising a multiplicity of vertical and horizontal grid struts, a frame which surrounds the grid struts, wherein a vertical and a horizontal grid strut respectively overlap in a crossing point, characterized in that the crossing points of the grid struts are made of one piece. As the grid is self-supporting because of its topology (made of one piece) and the overlapping of two grid struts can be avoided, double areas or cavities can be avoided, which contributes to a hygienic design of the grid flap.

Abstract: Methods and systems for controlling drilling operations are provided. The methods and systems include conveying a drilling tool into a bore and operating the drilling tool to drill in a direction, creating, with an azimuthal sensing device, a first signal at a first time and a second signal at a second time, wherein each of the first signal and the second signal are indicative of the direction of the drilling tool, and each of the first signal and the second signal are affected by at least one of an unknown but substantially constant offset error or an unknown but substantially constant scale factor error, comparing the first signal with the second signal, and adjusting the drilling direction based on the comparison of the first signal with the second signal.

Abstract: Downhole component support systems and methods including a housing having a housing cavity therein, the housing cavity configured to contain a hydraulic frame and a hydraulic frame configured to support at least one component package removably disposed within the housing cavity. At least one master hydraulic assembly is in hydraulic communication with the hydraulic frame and at least one slave hydraulic assembly is coupled to the hydraulic frame and hydraulically coupled to the at least one master hydraulic assembly. Adjustment of the at least one master hydraulic assembly urges the at least one slave hydraulic assembly between a first position and a second position, and, when in the second position, the hydraulic frame is secured to an interior surface of the housing.

Abstract: Electric shaver provided with a handle and a shaver head including at least one cutter element, wherein the shaver head is connected to the handle by a support structure providing for a swivel and/or tilting axis about which the shaver head may swivel or tilt relative to the handle, wherein the cutter element is drivable by a drive unit in an oscillating manner along a cutter oscillation axis, the drive unit including an elongated drive transmitter coupled to the cutter element.

Abstract: Apparatus and methods for estimating an azimuth of at least part of a bottomhole assembly (BHA) in a borehole intersecting an earth formation, the BHA comprising magnetic material. Methods include conveying the BHA into the borehole; using a first sensor disposed on the BHA to produce a first measurement of a component of a magnetic field at a first borehole depth; estimating the axial component at the first borehole depth in dependence upon the first measurement; estimating an azimuth of at least a part of the BHA at the first borehole depth using the axial component; and controlling drilling operations with the BHA in dependence upon the azimuth. The magnetic field includes an axial component and a plurality of non-axial components unaligned with the axial component. The magnetic field is affected by the magnetic material and the first measurement is representative of at least one non-axial component of the plurality.

Abstract: Apparatus include a downhole tool comprising an outer member; and a probe body positioned inside the outer member; an electronics carrier positioned inside the probe body; and a lateral support system, including members cooperating to maintain a relative position of the electronics carrier with respect to the probe body, and a biasing member. The plurality of members may include an outer support ring having an axial passage therethrough for receiving the electronics carrier, the outer support ring having an inner surface; and an inner support ring within the probe body having an axial passage therethrough for receiving the electronics carrier, the inner support ring having an outer surface. The biasing member may be configured to urge a member of the plurality of members against an inner surface of the probe body by urging the outer surface of the inner support ring against the inner surface of the outer support ring.

Abstract: A product output device for a product supply system, in which a first product supply device and a second product supply device provide product amounts in a first collecting container and a second collecting container. Both collecting containers are provided with respective first closure flaps and second closure flaps. As soon as the collecting containers are positioned above the product receiving device, the closure flaps can open in order to drop the product into the product receiving device. The collecting container, comprising the first collecting container and the second collecting container, can be pivoted to an output position of the first collecting container, or to a output position of the second collecting container. Herein, the pivoting movement to the respectively different output positions begins before the first closure flaps have closed.

Abstract: A method and an inductive proximity sensor for detecting an object having at least one coil, wherein at least one transmission current pulse can be applied to the coil by a control and evaluation unit and having the control and evaluation unit for outputting an object detection signal, wherein the control and evaluation unit is configured to scan at least one induced voltage pulse that is generated by the transmission current pulse at the coil in at least one section from or after the point in time of the application of the transmission current pulse up to the point in time of the complete attenuation of the voltage pulse and to form scan values, whereby the voltage pulse is digitized.

Abstract: An electrically driven device comprising a housing, an application head movably mounted on the housing, an electric motor mounted in the housing and comprising a drive shaft having a first rotary axis (I), a driven shaft for performing a movement relative to the housing, the driven shaft extending at least partially within the application head, and a first actuation member and a second actuation member, wherein the actuation members (8, 9) are movably guided in the application head and wherein the first actuation member comprises a seat receiving a portion of the driven shaft for driving the first actuation member in the first direction (D1).

Abstract: A control valve assembly for use in a wellbore includes a body having a fluid inlet and a fluid outlet. A portion of the body is formed from magnetic material. A plunger is mounted within the body. A portion of the plunger is formed from a magnetic material. A magnetic circuit having a gap is defined within the control valve assembly. The portion of the body formed from magnetic material defines a first portion of the magnetic circuit and the portion of the plunger formed from magnetic material forms another portion of the magnetic circuit. A solenoid is mounted at the body. The solenoid is selectively activated to create a magnetic field across the gap in the magnetic circuit. The magnetic field causes the plunger to shift, narrowing the gap disengaging from the one of the fluid inlet and the fluid outlet to produce a pressure pulse in the wellbore.

Abstract: A semiconductor device in a semiconductor substrate having a first main surface includes a transistor array and a termination region. The transistor array includes a source region, a drain region, a body region, a drift zone, and a gate electrode at the body region. The gate electrode is configured to control a conductivity of a channel in the body region. The body region and the drift zone are disposed along a first horizontal direction between the source region and the drain region. The transistor array further includes first field plate trenches in the drift zone. A longitudinal axis of the first field plate trenches extends in the first horizontal direction. The semiconductor device further includes a second field plate trench, a longitudinal axis of the second field plate trench extending in a second horizontal direction perpendicular to the first direction.