Woelk
Egbert Woelk, North Andover, MA US
Patent application number | Description | Published |
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20100285206 | METHOD AND APPARATUS - Disclosed is a method of providing a constant concentration of a metal-containing precursor compound in the vapor phase in a carrier gas. Such method is particularly useful in supplying a constant concentration of a gaseous metal-containing compound to a plurality of vapor deposition reactors. | 11-11-2010 |
20100300361 | DELIVERY DEVICE - Delivery devices for delivering solid precursor compounds in the vapor phase to reactors are provided. Such devices include a precursor composition of a solid precursor compound with a layer of packing material disposed thereon. Also provided are methods for transporting a carrier gas saturated with the precursor compound for delivery into such CVD reactors. | 12-02-2010 |
20110171383 | METHOD FOR CONSTANT CONCENTRATION EVAPORATION AND A DEVICE USING THE SAME - Disclosed herein is a device comprising an evaporator; and a heat exchanger; the heat exchanger being in fluid communication with evaporator; evaporator comprising an outer casing; and an inner casing that is disposed within the outer casing; the inner casing contacting a plate; wherein the inner casing encloses a first conduit that is operative to introduce a carrier fluid into evaporator; and a second conduit that is operative to remove carrier fluid entrained with a precursor; wherein the outer casing is detachably attached to the plate; the plate contacting a first precursor conduit that is operative to introduce the precursor into evaporator from the heat exchanger; where the heat exchanger is disposed proximate to evaporator at a distance effective to maintain the precursor in evaporator at a substantially constant temperature when the ambient temperature around the heat exchanger and evaporator fluctuates by an amount of up to about ±35° C. | 07-14-2011 |
20120034378 | Delivery device and method of use thereof - A delivery device comprises an inlet port and an outlet port. The delivery device comprises an inlet chamber and an outlet chamber, with the outlet chamber being opposedly disposed to the inlet chamber and in fluid communication with the inlet chamber via a conical section. The outlet chamber comprises a labyrinth that is operative to prevent solid particles of a solid precursor compound contained in the delivery device from leaving the delivery device while at the same time permitting vapors of the solid precursor compound to leave the delivery device via the outlet port. | 02-09-2012 |
20120298040 | Vapor Delivery Device, Methods of Manufacture And Methods of Use Thereof - A method comprises transporting a first stream of a carrier gas to a delivery device that contains a solid precursor compound. The first stream of carrier gas is at a temperature greater than or equal to 20° C. The method further comprises transporting a second stream of the carrier gas to a point downstream of the delivery device. The first stream and the second stream are combined to form a third stream, such that the dewpoint of the vapor of the solid precursor compound in the third stream is lower than the ambient temperature. The flow direction of the first stream, the flow direction of the second stream and the flow direction of the third stream are unidirectional and are not opposed to each other. | 11-29-2012 |
20120298207 | Vapor Delivery Device, Methods of Manufacture And Methods of Use Thereof - A method comprises transporting a first stream of a carrier gas to a delivery device that contains a solid precursor compound. The first stream of carrier gas is at a temperature greater than or equal to 20° C. The method further comprises transporting a second stream of the carrier gas to a point downstream of the delivery device. The first stream and the second stream are combined to form a third stream, such that the dewpoint of the vapor of the solid precursor compound in the third stream is lower than the ambient temperature. The flow direction of the first stream, the flow direction of the second stream and the flow direction of the third stream are unidirectional and are not opposed to each other. | 11-29-2012 |
20130312665 | METHOD AND APPARATUS - Disclosed is a method of providing a constant concentration of a metal-containing precursor compound in the vapor phase in a carrier gas. Such method is particularly useful in supplying a constant concentration of a gaseous metal-containing compound to a plurality of vapor deposition reactors. | 11-28-2013 |
20140020764 | Vapor Delivery Device, Methods of Manufacture And Methods of Use Thereof - A method comprises transporting a first stream of a carrier gas to a delivery device that contains a liquid precursor compound. The method further comprises transporting a second stream of the carrier gas to a point downstream of the delivery device. The first stream after emanating from the delivery device and the second stream are combined to form a third stream, such that the dew point of the vapor of the liquid precursor compound in the third stream is lower than the temperature of the plumbing that transports the vapor to a CVD reactor or a plurality of CVD reactors. The flow direction of the first stream, the flow direction of the second stream and the flow direction of the third stream are unidirectional and are not opposed to each other. | 01-23-2014 |
20140283917 | Vapor Delivery Device, Methods of Manufacture And Methods of Use Thereof - A method comprises transporting a first stream of a carrier gas to a delivery device that contains a solid precursor compound. The first stream of carrier gas is at a temperature greater than or equal to 20° C. The method further comprises transporting a second stream of the carrier gas to a point downstream of the delivery device. The first stream and the second stream are combined to form a third stream, such that the dewpoint of the vapor of the solid precursor compound in the third stream is lower than the ambient temperature. The flow direction of the first stream, the flow direction of the second stream and the flow direction of the third stream are unidirectional and are not opposed to each other. | 09-25-2014 |
20150203962 | DELIVERY DEVICE, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a delivery device comprising a chamber; a gas inlet; a gas outlet; and a dip tube contained within the chamber and having an upper portion and a lower portion, the upper portion of the dip tube being in fluid communication with the gas inlet and being operative to permit the entry of a carrier gas; the lower portion of the dip tube extending into the chamber, the lower portion of the dip tube terminating in an outlet end; and a sleeve; where the sleeve has a first end and a second end; the first end being in an interference fit with the lower portion of the dip tube; and where the sleeve vibrates upon being subjected to a disturbance. | 07-23-2015 |
Frank-Michael Woelk, Reinfeld DE
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20100183758 | ACTUATOR FOR DEEP-DRAW THERMOSHAPING MACHINE - A thermoshaping machine has a movable die operated by a linkage and an actuator having a transmission fixed on the machine, operatively connected to the linkage, and having a transmission flange. A motor has a motor flange spaced along an axis from the transmission flange. The flanges are each formed centered on the axis with a respective circular array of holes, and each hole of the transmission flange is aligned axially with a respective hole of the transmission flange. Respective guide rods have outer ends fixed in the holes of one of the flanges and inner ends extending axially through the holes of the other flange. Respective elastically compressible biasing elements are braced axially between each of the inner ends and the other flange. | 07-22-2010 |
Gerd-Ulrich Woelk, Oberhausen DE
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20090297337 | Geared Turbine Machine For A Machine Train, Machine Train With And Gear For Geared Turbine Machine - A machine train includes a drive unit, preferably a steam turbine with axial exhaust flow, a geared turbine machine, and an additional compressor. The geared turbine machine has an integrated gear train with a drive pinion for driving turbine machine rotors via a large gear, and an output pinion of a rotational speed reduction power gear for driving the additional compressor. | 12-03-2009 |
Hans-Joerg Woelk, Rosenheim DE
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20130281287 | Nanocrystalline Copper Oxide and Method for the Production thereof - A nanocrystalline supported or unsupported copper oxide with a residual carbon content of <10% and a BET surface area >95 m | 10-24-2013 |
Joachim Heinz Dieter Woelk, Besigheim DE
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20130328600 | Mulit-Phase Frequency Divider Having One or More Delay Latches - A multi-phase frequency divider comprises first and second latches configured to receive a first input clock having a first frequency and a first phase, wherein the second latch receives the inverted first input clock. The first and second latches generate a plurality of output clocks each having a frequency that equals the first frequency divided by a predetermined divider ratio. The plurality of output clocks each have different phases staggered from the first phase. The frequency divider also comprises at least a first delay latch electrically connected between the first and second latches. The first delay latch is configured to generate, based on an output clock generated by the first latch and a second input clock at the first frequency and a second phase, two delayed output clocks. These two delayed output clocks have a frequency that equals the first frequency divided by the predetermined ratio with different staggered phases. | 12-12-2013 |
Juergen Woelk, Huenxe DE
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20130146686 | METHOD AND INSTALLATION FOR COAL GRINDING IN INERT OPERATION OR IN NON-INERT OPERATION - The invention relates to a method and an installation for coal grinding in inert operation or in non-inert operation, wherein a proportion of the coal dust produced in a mill is fed to a classifier for separation of super fines. The super fines are fed to a hot gas generator with solid fuel burner in order to heat the re-circulated process gas and to feed it back to the mill. The self-produced coal dust is thus used for the hot gas generation. | 06-13-2013 |
Klaus Woelk, Rolla, MO US
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20160109390 | In Situ NMR Parameter Monitoring Systems and Methods for Measuring PH and Temperature - Devices and methods are provided for measuring temperatures and pHs of a sample in situ using NMR spectroscopy, and for sealing one or more ends of a capillary tube after a reference material has been added to the capillary tube, which is used in an in situ NMR temperature measurement device. A method for measuring a pH of a sample in situ using NMR spectroscopy includes providing an in situ NMR pH measurement device. This device includes a sample housing member configured to house a target sample, at least one pH sensor configured to exhibit an NMR spectral change due to a change in pH value of the target sample, and a pH sensor containment member configured to house the at least one pH sensor. The target sample is added to the sample housing member. NMR spectra are obtained to then determine the pH of the target sample. | 04-21-2016 |
20160109391 | SOLID STATE NMR SPECTROSCOPY/IMAGING IN SITU MEASURING DEVICES AND METHODS FOR CALIBRATION AND DETERMINING ONE OR MORE QUANTITATIVE PROPERTIES OF A TARGET SAMPLE - In situ measuring devices, methods of making the same, and methods of using the same are provided herein. The in situ measuring devices can include a capillary tube having a reference material sealed inside the capillary tube, where the capillary tube is positioned inside of a solid state or MAS NMR rotor. A target sample can also be positioned in the interior of the solid state or MAS NMR rotor but is sequestered from the reference material by a capillary tube wall. The in situ measuring devices can be used in solid state MAS NMR spectroscopy to quantify one or more parameters of a target sample, such as the quantity of a sample, chemical identity of a sample, or temperature of a sample. | 04-21-2016 |
Klaus Hubert Woelk, Rolla, MO US
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20120309268 | METHOD AND APPARATUS FOR JET-ASSISTED DRILLING OR CUTTING - An abrasive cutting or drilling system, apparatus and method, which includes an upstream supercritical fluid and/or liquid carrier fluid, abrasive particles, a nozzle and a gaseous or low-density supercritical fluid exhaust abrasive stream. The nozzle includes a throat section and, optionally, a converging inlet section, a divergent discharge section, and a feed section. | 12-06-2012 |
Michael Woelk, Livermore, CA US
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20140026641 | Methods for gas leak detection and localization in populated areas using isotope ratio measurements - Improved gas leak detection from moving platforms is provided. Automatic horizontal spatial scale analysis can be performed in order to distinguish a leak from background levels of the measured gas. Source identification can be provided by using isotopic ratios and/or chemical tracers to distinguish gas leaks from other sources of the measured gas. Multi-point measurements combined with spatial analysis of the multi-point measurement results can provide leak source distance estimates. These methods can be practiced individually or in any combination. | 01-30-2014 |
20140032160 | Methods for gas leak detection and localization in populated areas using horizontal analysis - Improved gas leak detection from moving platforms is provided. Automatic horizontal spatial scale analysis can be performed in order to distinguish a leak from background levels of the measured gas. Source identification can be provided by using isotopic ratios and/or chemical tracers to distinguish gas leaks from other sources of the measured gas. Multi-point measurements combined with spatial analysis of the multi-point measurement results can provide leak source distance estimates. These methods can be practiced individually or in any combination. | 01-30-2014 |
Peter Michael Woelk, Koln DE
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20140037485 | REFRIGERANT SCROLL COMPRESSOR FOR MOTOR VEHICLE AIR CONDITIONING SYSTEMS - A refrigerant scroll compressor for a motor vehicle air conditioning system having a fixed scroll, an orbiting scroll engaging with the fixed scroll, wherein the fixed scroll and the orbiting scroll cooperate to compress a refrigerant gas. An intermediate pressure chamber is disposed adjacent the orbiting scroll, an oil return duct provides fluid communication between the intermediate pressure chamber and a high pressure area of the refrigerant scroll compressor, and at least one intermediate pressure duct is formed in one of the orbiting scroll and fixed scroll and is in fluid communication with the intermediate pressure chamber. | 02-06-2014 |
20150308431 | REFRIGERANT SCROLL COMPRESSOR FOR MOTOR VEHICLE AIR CONDITIONING SYSTEMS - A refrigerant scroll compressor for a motor vehicle air conditioning system having a fixed scroll, a orbiting scroll engaging with the fixed scroll, wherein the fixed scroll and the orbiting scroll cooperate to compress a refrigerant gas. An intermediate pressure chamber is disposed adjacent the orbiting scroll, an oil return duct provides fluid communication between the intermediate pressure chamber and a high pressure area of the refrigerant scroll compressor, and at least one intermediate pressure duct is formed in one of the orbiting scroll and fixed scroll and is in fluid communication with the intermediate pressure chamber. | 10-29-2015 |
Timothy Scott Woelk, Houston, TX US
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20140254321 | METHODS AND SYSTEMS FOR DETERMINING CLATHRATE PRESENCE AND SATURATION USING SIMULATED WELL LOGS - Methods and systems for determining a presence and saturation of clathrates are provided. One method includes identifying a potential zone of clathrates based on observed seismic data, the observed seismic data including an observed signal amplitude at the potential zone of clathrates, and assigning subsurface sediment types within and around the potential zone of clathrates. The method includes creating one or more lithologic type logs based on the interpreted subsurface sediment types, and creating from each of the one or more lithologic type logs a plurality of synthetic logs including compressional velocity at a plurality of possible clathrate saturation levels. The method includes matching expected signals from one of the plurality of synthetic logs to the observed signals in the observed seismic data to determine a best-fit match synthetic log to the observed seismic data, thereby determining a clathrate saturation level from among the plurality of possible clathrate saturation levels. | 09-11-2014 |