mhurhangee/ep-ind-claims huggingface dataset:
A method for the chromatographic analysis of hydrocarbon oil comprising: Step 1: passing a mixture of the hydrocarbon oil and a first solvent sequentially through a 2,4-dinitro-anilinopropyl-silica gel (DNAP) and a silver ion strong cation ion exchange column (Ag + /SCX -) to elute pure 'saturate' fraction of said oil and sending it to an evaporative light scattering detector (ELSD), Step 2: passing a solvent through said Ag + /SCX - column to elute a fraction of said hydrocarbon oil, and subsequently repeating steps 1 and 2 with solvents chosen to elute different fractions of said hydrocarbon oil, back-flushing said DNAP and Ag + /SCX - columns to elute different fractions, sending said eluting fractions to an evaporative light scattering detector (ELSD); wherein said fractions include at least one of saturates, aromatic ring classes, sulfides and polars. Step 1: passing a mixture of the hydrocarbon oil and a first solvent sequentially through a 2,4-dinitro-anilinopropyl-silica gel (DNAP) and a silver ion strong cation ion exchange column (Ag + /SCX -) to elute pure 'saturate' fraction of said oil and sending it to an evaporative light scattering detector (ELSD), Step 2: passing a solvent through said Ag + /SCX - column to elute a fraction of said hydrocarbon oil, and subsequently repeating steps 1 and 2 with solvents chosen to elute different fractions of said hydrocarbon oil, back-flushing said DNAP and Ag + /SCX - columns to elute different fractions, sending said eluting fractions to an evaporative light scattering detector (ELSD); wherein said fractions include at least one of saturates, aromatic ring classes, sulfides and polars.
Round filter element, in particular for gas filtration, for example, for an air filter, with a filter medium body whose wall can be flowed through by the fluid to be purified in radial direction relative to the longitudinal axis of the filter medium body, wherein the filter medium body comprises a longitudinally extending cross-sectional shape, wherein at the axially oppositely positioned end faces of the filter medium body an end disk (4, 5) is arranged, respectively, and the two end disks (4, 5) comprise the same cross-sectional shape, characterized in that the filter medium body, by twisting about its longitudinal axis, is twisted in such a way that the axially oppositely positioned end faces of the filter medium body are angularly displaced relative to each other.
A method for estimating a capacitance (C dc) of a DC link of a three-phase voltage-source converter, wherein the voltage-source converter comprises means for controlling a power flow of the DC link responsive to a control reference (p ref), the power flow representing a difference between a first power (p dc) flowing to the DC link and a second power (p sw) flowing out from the DC link, and wherein the method comprises generating an excitation signal with a plurality of levels of the power flow, using the excitation signal temporarily as the control reference in order to control a temporary change to the power flow, monitoring a voltage response induced to the DC link voltage (u dc) by the temporary change in the power flow, calculating a change in energy stored in the DC link caused by the temporary change in the power flow, and estimating the capacitance of the DC link on the basis of the voltage response and the change in energy stored in the DC link, wherein the monitoring of the voltage response comprises sampling the DC link voltage in order to determine the voltage response during an observation period, and forming a first set of data points on the basis of the voltage response, wherein each data point represents a difference between a square of a sampled DC link voltage and a square of an initial value of the DC link voltage at the beginning of the observation period, and wherein the calculating of the change in the energy stored in the DC link comprises determining an initial power flow of the DC link at the beginning of the observation period, calculating values of the power flow during the observation period, forming a second set of data points, wherein each data point represents an integral of the calculated values of the power flow of the DC link.
Knotting hook for a twine knotter for producing a loop knot, having at least one fixed clamping wing and a pivotably mounted clamping wing, which have an extension component in the same first spatial direction, the pivotable clamping wing having a molding that is raised toward the fixed clamping wing, the pivotable clamping wing being reversibly pivotable from an unopened to an opened state, so that a free end of the pivotable clamping wing is further spaced from the fixed clamping wing in the opened state than in the unopened state, a control roller being provided at an end opposite the free end of the pivotable clamping wing for pivoting the pivotable clamping wing, the knotting hook having a further fixed clamping wing, a gap being formed between the fixed clamping wings, and the pivotable clamping wing extending in and/or above the gap between the fixed clamping wings, and the gap in the unopened state extending beyond the molding in the first spatial direction, the fixed clamping wings extending from a body of the knotting hook to a free end, characterized in that the two fixed clamping wings are spaced apart from each other at least at the ends, so that the gap is formed between them, so that a simple removal of the finished knot through the gap downward is possible.
A method, comprising: introducing a tool string into a wellbore at least partially lined with casing, wherein an annulus is defined between the casing and the wellbore and is filled with annular media; obtaining sonic data of the annular media using a sonic wave emitted by a sonic tool included in the tool string; obtaining, from the sonic data, an amplitude, a frequency, and a phase of the sonic wave as modified by the annular media; performing a first inverse modeling operation using the amplitude, the frequency, and the phase to obtain a first density value of the annular media; obtaining ultrasonic data of the annular media using an ultrasonic wave emitted by an ultrasonic tool included in the tool string; obtaining, from the ultrasonic data, an amplitude, a frequency, and a phase of the ultrasonic wave as modified by the annular media; performing a second inverse modeling operation using the amplitude, the frequency, and the phase to obtain a second density value of the annular media; obtaining density data of the annular media using a density tool included in the tool string; obtaining, from the density data, far counts, near counts, and an energy spectrum of gamma rays scattered by the annular media; and performing a third inverse modeling operation using the far counts, the near counts, and the energy spectrum to obtain a third density value of the annular media. introducing a tool string into a wellbore at least partially lined with casing, wherein an annulus is defined between the casing and the wellbore and is filled with annular media; obtaining sonic data of the annular media using a sonic wave emitted by a sonic tool included in the tool string; obtaining, from the sonic data, an amplitude, a frequency, and a phase of the sonic wave as modified by the annular media; performing a first inverse modeling operation using the amplitude, the frequency, and the phase to obtain a first density value of the annular media; obtaining ultrasonic data of the annular media using an ultrasonic wave emitted by an ultrasonic tool included in the tool string; obtaining, from the ultrasonic data, an amplitude, a frequency, and a phase of the ultrasonic wave as modified by the annular media; performing a second inverse modeling operation using the amplitude, the frequency, and the phase to obtain a second density value of the annular media; obtaining density data of the annular media using a density tool included in the tool string; obtaining, from the density data, far counts, near counts, and an energy spectrum of gamma rays scattered by the annular media; and performing a third inverse modeling operation using the far counts, the near counts, and the energy spectrum to obtain a third density value of the annular media.
Single-grain sowing machine comprising: A sowing unit having a sowing coulter and a wheel or a support roller, wherein the sowing unit is supported on the ground via the wheel or via the support roller; and a control unit; wherein a sensor (8; 11) is provided via which a relative movement of the sowing unit or of an element of the sowing unit perpendicular to the ground can be detected by the control unit, characterized in that the sensor is designed as a pressure sensor for detecting the coulter pressure. A sowing unit having a sowing coulter and a wheel or a support roller, wherein the sowing unit is supported on the ground via the wheel or via the support roller; and a control unit; wherein a sensor (8; 11) is provided via which a relative movement of the sowing unit or of an element of the sowing unit perpendicular to the ground can be detected by the control unit, characterized in that the sensor is designed as a pressure sensor for detecting the coulter pressure.
Assembly comprising an acoustic protection panel and a motor vehicle wall covered by said panel, said panel comprising, in particular to form a spring mass system: • a lower spring layer made from resiliently compressible material, said layer being turned towards said wall, • an upper mass layer made from flakes of resiliently compressible foam, said flakes being bonded together by a bonding agent, said layer being disposed on the lower layer and opposite said wall, said assembly being characterised in that said bonding agent is made from bi-component fibres comprising a core, said core being fusible at a high temperature or non-fusible, and a sheath fusible at a lower temperature, said flakes being bonded by the fusion of said sheath so as to form an agglomerated upper layer. • a lower spring layer made from resiliently compressible material, said layer being turned towards said wall, • an upper mass layer made from flakes of resiliently compressible foam, said flakes being bonded together by a bonding agent, said layer being disposed on the lower layer and opposite said wall,
Optoelectronic sensor device, comprising: an optoelectronic detection device configured to detect light and configured to provide an electrical signal as a function of detected light based on a detected light intensity a signal detection device configured to store at least one signal value of the electrical signal in a memory during a time interval of repeating time intervals, and a communication interface, characterized in that the signal detection device is configured to output a display signal, which is different from the at least one signal value, via the communication interface of the sensor device after the time interval has elapsed and at the beginning of a subsequent time interval in order to signal that the at least one signal value can be read out from the memory. an optoelectronic detection device configured to detect light and configured to provide an electrical signal as a function of detected light based on a detected light intensity a signal detection device configured to store at least one signal value of the electrical signal in a memory during a time interval of repeating time intervals, and a communication interface,
A polydisilazane resin, comprising at least one residue of structure: wherein Y is (C 2 -C 3)alkylene; and R 1, R 2, and R 3 are each independently selected from phenyl, (C 1 -C 12)alkyl, a bond to a nitrogen atom, chlorine, and bromine,; wherein at least one instance of R 1, R 2, and R 3 is a bond to a nitrogen atom. Y is (C 2 -C 3)alkylene; and R 1, R 2, and R 3 are each independently selected from phenyl, (C 1 -C 12)alkyl, a bond to a nitrogen atom, chlorine, and bromine,; wherein at least one instance of R 1, R 2, and R 3 is a bond to a nitrogen atom.
A method of transferring a process liquid from a washing and thickening device to a subsequent process stage, the method comprising the steps of: • Discharging the process liquid in a first consistency from a washing and thickening device, • Taking the process liquid to a stand pipe, • Diluting the process liquid to a second consistency, i.e. to an MC-consistency, • Providing the stand pipe with means for measuring the surface level of the process liquid in the stand pipe, the measuring means having a surface level control range with an upper surface level control limit, and a lower surface level control limit for maintaining, when in use, the surface level of the process liquid between the upper and the lower surface level control limits, • Discharging the process liquid in the second consistency from said stand pipe by means of a pump arranged in flow communication with a discharge outlet opening provided in the stand pipe, wherein the process liquid in the surface level control range in the stand pipe is provided with an average consistency, i.e. a third consistency, the third consistency being at least 1,5 times the second consistency. • Discharging the process liquid in a first consistency from a washing and thickening device, • Taking the process liquid to a stand pipe, • Diluting the process liquid to a second consistency, i.e. to an MC-consistency, • Providing the stand pipe with means for measuring the surface level of the process liquid in the stand pipe, the measuring means having a surface level control range with an upper surface level control limit, and a lower surface level control limit for maintaining, when in use, the surface level of the process liquid between the upper and the lower surface level control limits, • Discharging the process liquid in the second consistency from said stand pipe by means of a pump arranged in flow communication with a discharge outlet opening provided in the stand pipe, wherein the process liquid in the surface level control range in the stand pipe is provided with an average consistency, i.e. a third consistency, the third consistency being at least 1,5 times the second consistency.
An apparatus for freezing a substance using a freezing fluid, comprising a freezing chamber and a freezing module, the apparatus comprising: - at least one removable freezing cell, the freezing cell comprising: a first surface adapted to receive the substance to be frozen; a second surface opposite to the first surface adapted to be in fluid communication with the freezing chamber; and wherein the at least one freezing cell is adapted to be received by the freezing module; - a freezing fluid injection system, the freezing fluid injection system being adapted to inject the freezing fluid in the freezing chamber toward the second surface of the at least one freezing cell; the apparatus being characterized in that the freezing cell comprises a handle configured to ease the insertion and removal of the individual freezing cells from the cell holder. - at least one removable freezing cell, the freezing cell comprising: a first surface adapted to receive the substance to be frozen; a second surface opposite to the first surface adapted to be in fluid communication with the freezing chamber; and wherein the at least one freezing cell is adapted to be received by the freezing module; a first surface adapted to receive the substance to be frozen; a second surface opposite to the first surface adapted to be in fluid communication with the freezing chamber; and wherein the at least one freezing cell is adapted to be received by the freezing module; - a freezing fluid injection system, the freezing fluid injection system being adapted to inject the freezing fluid in the freezing chamber toward the second surface of the at least one freezing cell;
A DC-to-DC converter comprising a first port comprising a first side (S1 P1) configured to be coupled to a DC bus and a second side (S2 P1) coupled to a first full bridge (M1, M2, M3, M4), wherein the first full bridge (M1, M2, M3, M4) comprises a first switch, a second switch, a third switch and a fourth switch; a transformer (Tr) comprising a primary winding coupled to the first full bridge (M1, M2, M3, M4) and a secondary winding coupled to a second full bridge (M5, M6, M7, M8), wherein the second full bridge (M5, M6, M7, M8) comprises a fifth switch, a sixth switch, a seventh switch and an eight switch; a second port comprising a first side (S1 P2) coupled to the second full bridge (M5, M6, M7, M8) and a second side (S2 P2) configured to be coupled to a first battery; a first inductor coupled between the second full bridge (M5, M6, M7, M8) and the first side (S1 P2) of the second port; and a first freewheeling circuit comprising a first diode coupled in series with a ninth switch, wherein the first freewheeling circuit is coupled in parallel with the first inductor between the second full bridge (M5, M6, M7, M8) and the first side (S1 P2) of the second port. a first port comprising a first side (S1 P1) configured to be coupled to a DC bus and a second side (S2 P1) coupled to a first full bridge (M1, M2, M3, M4), wherein the first full bridge (M1, M2, M3, M4) comprises a first switch, a second switch, a third switch and a fourth switch; a transformer (Tr) comprising a primary winding coupled to the first full bridge (M1, M2, M3, M4) and a secondary winding coupled to a second full bridge (M5, M6, M7, M8), wherein the second full bridge (M5, M6, M7, M8) comprises a fifth switch, a sixth switch, a seventh switch and an eight switch; a second port comprising a first side (S1 P2) coupled to the second full bridge (M5, M6, M7, M8) and a second side (S2 P2) configured to be coupled to a first battery; a first inductor coupled between the second full bridge (M5, M6, M7, M8) and the first side (S1 P2) of the second port; and a first freewheeling circuit comprising a first diode coupled in series with a ninth switch, wherein the first freewheeling circuit is coupled in parallel with the first inductor between the second full bridge (M5, M6, M7, M8) and the first side (S1 P2) of the second port.
Cantilever lift for arrangement on a vehicle, with a lifting mechanism and a loading platform and with a supporting tube, which is assigned to the lifting mechanism, for securing the lifting mechanism on the vehicle, wherein at least one end side of the supporting tube is closeable by a sealing cap, characterized in that the sealing cap is assigned a housing for accommodating a controller, the housing having a cover.
A medical probe, comprising: a hollow guidewire for insertion into a channel of an organ of a patient; a balloon fixed to a distal end of the hollow guidewire, wherein the balloon is configured to be inserted into the channel using the hollow guidewire and is further configured to be inflated by pumping of fluid through the hollow guidewire; and characterized by a magnetic position sensor fitted at the distal end of the hollow guidewire wherein the magnetic position sensor is formed on a flexible printed-circuit-board wrapped around the distal end of the hollow guidewire. a hollow guidewire for insertion into a channel of an organ of a patient; a balloon fixed to a distal end of the hollow guidewire, wherein the balloon is configured to be inserted into the channel using the hollow guidewire and is further configured to be inflated by pumping of fluid through the hollow guidewire; and characterized by a magnetic position sensor fitted at the distal end of the hollow guidewire wherein the magnetic position sensor is formed on a flexible printed-circuit-board wrapped around the distal end of the hollow guidewire.
Method for the regeneration of a soot particle filter, which is arranged on the outlet side of a combustion engine, comprising: - detecting a loading value of the soot particle filter; - detecting an operating temperature of the soot particle filter; - deactivating a cylinder of the combustion engine; - starting to feed fresh air into the soot particle filter via the deactivated cylinder when the soot particle filter reaches an operating temperature above 450°C and in particular of 600°C; - adjusting an inlet valve of the deactivated cylinder in order to control the feed of fresh air, wherein the inlet valve is adjusted by means of an actuating device (12; 13), which can be actuated by way of a controller; and - regenerating the soot particle filter. - detecting a loading value of the soot particle filter; - detecting an operating temperature of the soot particle filter; - deactivating a cylinder of the combustion engine; - starting to feed fresh air into the soot particle filter via the deactivated cylinder when the soot particle filter reaches an operating temperature above 450°C and in particular of 600°C; - adjusting an inlet valve of the deactivated cylinder in order to control the feed of fresh air, wherein the inlet valve is adjusted by means of an actuating device (12; 13), which can be actuated by way of a controller; and - regenerating the soot particle filter.
A spray nozzle apparatus for spraying a spray jet which contains a coating material in one spray direction S for coating of a surface which is located in the spray direction S opposite the spray nozzle apparatus transversely to the spray direction S with the following: - a spray nozzle for spraying the spray jet from a spray nozzle outlet of the spray nozzle, - at least two control nozzles (3, 4) each with a control nozzle outlet (5, 6) which is aligned or can be aligned to the spray jet transversely to the spray direction S for acting on the spray jet and deflecting it by means of a control flow (12, 13) emerging from the control nozzle outlet (5, 6), characterized in that there is one control apparatus with separately controlled control signals (9, 10) for control of the control flows (12, 13), wherein the frequency of the control signals (9, 10) is between >0 and 500 Hz. - a spray nozzle for spraying the spray jet from a spray nozzle outlet of the spray nozzle, - at least two control nozzles (3, 4) each with a control nozzle outlet (5, 6) which is aligned or can be aligned to the spray jet transversely to the spray direction S for acting on the spray jet and deflecting it by means of a control flow (12, 13) emerging from the control nozzle outlet (5, 6),