Abstract: Spreadable granules as infill granules for grass and artificial turf fields are proposed, which granules have a polymer matrix with a percentage between 10% by mass and 100% by mass of at least one biodegradable polymer and at least one filler from the group of natural fillers, embedded in the polymer matrix with the at least one biodegradable polymer. The invention provides for the spreadable granules to have at least one filler from the group including comminuted fruit kernels. In addition, the invention relates to the use of such spreadable granules as infill granules for grass and artificial turf fields, as a spacer material for the storage of construction materials, such as, e.g., floor covering materials, and as grit for road maintenance in winter.

Abstract: An apparatus supplies voltage for an electrical heating catalytic converter. The apparatus includes: a direct current (DC) converter having an input for an input voltage and an output for an output voltage; a buck converter, which is configured to step down the output voltage of the DC converter to a supply voltage, which is lower than the output voltage, for the electrical heating catalytic converter; and a first electrical assembly, which is configured to rectify and smooth the supply voltage.

Abstract: A method and apparatus for the generative manufacture of a three-dimensional component in a processing chamber, in which the steps “providing a metallic starting material in the processing chamber” and “melting the starting material by means of energy input” are repeated multiple times, wherein a process gas is provided in the processing chamber are disclosed. The method is characterized by the steps: 1) the hydrogen content of the process gas or a sample of the process gas is determined; 2) the oxygen content of the process gas or a sample of the process gas is determined by means of an oxygen sensor and/or the dew point of the process gas or a sample of the process gas is determined; and 3) the values for the oxygen content and/or the dew point determined in step 2 are corrected by means of the value for the hydrogen content determined in step 1.

Abstract: An exhaust turbocharger has a housing, in which a shaft is mounted by bearings, which carries a turbine wheel, on the one hand, and a compressor wheel, on the other hand. An electric machine has a rotor and a stator. The rotor is secured on the shaft for conjoint rotation therewith and the stator surrounds the rotor radially on the outside. A sleeve, which supports the rotor radially and axially, is arranged between the stator and the rotor. The sleeve has at least one fluid duct, by way of which a cooling fluid can be guided toward the bearings of the shaft.

Abstract: A device for wire-arc additive manufacturing, including a welding torch configured to generate an arc for generating a weld pool on a surface of a workpiece, and a wire feeder configured to feed a wire towards the weld pool to generate a weld seam on said surface. According to the present invention, the device comprises a nozzle (6) configured to discharge CO2 snow onto a surface of a workpiece for cleaning the surface before generating said weld seam on said surface, wherein the nozzle is rigidly connected to the welding torch.

Abstract: An electric drive unit having an electric motor and an electronic control unit, wherein the electric motor has at least a number of first electrical terminals and the electronic control unit has a number of second electrical terminals, wherein an electrical connection is formed between in each case a first electrical terminal and a second electrical terminal in such a way that a first busbar is connected to the first electrical terminal, or said terminal is embodied as such, and a second busbar is connected to the second electrical terminal, or said terminal is embodied as such, wherein the first busbar is electrically connected to the second busbar by means of a flexible electrically conductive element or a cable.

Abstract: An apparatus supplies voltage for an electrical heating catalytic converter. The apparatus includes: a direct current (DC) converter having an input for an input voltage and an output for an output voltage; a buck converter, which is configured to step down the output voltage of the DC converter to a supply voltage, which is lower than the output voltage, for the electrical heating catalytic converter; and a first electrical assembly, which is configured to rectify and smooth the supply voltage.

Abstract: An exhaust turbocharger has a housing, in which a shaft is mounted by bearings, which carries a turbine wheel, on the one hand, and a compressor wheel, on the other hand. An electric machine has a rotor and a stator. The rotor is secured on the shaft for conjoint rotation therewith and the stator surrounds the rotor radially on the outside. A sleeve, which supports the rotor radially and axially, is arranged between the stator and the rotor. The sleeve has at least one fluid duct, by way of which a cooling fluid can be guided toward the bearings of the shaft.

Abstract: The invention relates to a method for producing, in particular generatively producing, and coding a three-dimensional component. Said method comprises the following steps: providing a starting material, supplying a process gas to the starting material, melting the starting material by means of a heat source, and repeating the aforementioned steps. The method according to the invention is characterized in that, at least at a predetermined time interval during the melting of the starting material, a coding component or a coding gas containing a coding component is added to the process gas such that the use of the coding component in the finished object is detectable, and coding information is logged which describes the coding information and the location thereof in the component.

Abstract: The invention relates to a method for coding metal powder. Said method comprises the following steps: providing a melt, forming a melt stream, spraying the melt stream by means of a spraying fluid, and forming metal powder particles from the melt stream. The method is characterized in that, during the spraying of the melt and/or the spraying fluid, a coding component or a coding gas is added in such a way that the use of the coding component in the metal powder can be detected, wherein the gaseous coding component comprises one or more isotopes of at least one gas and the fraction of the at least one isotope is changed in comparison with the naturally occurring fraction of said isotope in the gas and/or wherein the gaseous coding component contains gaseous alloying elements.

Abstract: The present invention relates to a method for connecting tubes (221) of a shell and tube heat exchanger (200) to a tube bottom (230) of the shell and tube heat exchanger (200), wherein the tubes (221) and the tube bottom (230) are each made of aluminum or an aluminum alloy, and wherein the tubes (221) are connected to the tube bottom (230) by means of laser welding in a bonded manner.

Abstract: The invention relates to a method for producing, in particular generatively producing, and coding a three-dimensional component. Said method comprises the following steps: providing a starting material, supplying a process gas to the starting material, melting the starting material by means of a heat source, and repeating the aforementioned steps. The method according to the invention is characterized in that, at least at a predetermined time interval during the melting of the starting material, a coding component or a coding gas containing a coding component is added to the process gas such that the use of the coding component in the finished object is detectable, and coding information is logged which describes the coding information and the location thereof in the component.

Abstract: An electric drive unit having an electric motor and an electronic control unit, wherein the electric motor has at least a number of first electrical terminals and the electronic control unit has a number of second electrical terminals, wherein an electrical connection is formed between in each case a first electrical terminal and a second electrical terminal in such a way that a first busbar is connected to the first electrical terminal, or said terminal is embodied as such, and a second busbar is connected to the second electrical terminal, or said terminal is embodied as such, wherein the first busbar is electrically connected to the second busbar by means of a flexible electrically conductive element or a cable.

Abstract: The present invention relates to lubricant compositions that are especially suitable for the lubrication of turbines or (turbo)compressors which serve to compress chlorine and/or chlorinated products. The lubricant composition comprises a base oil, an antihydrolysis component and a rust and oxidation inhibitor.

Abstract: Disclosed is a continuous process for concentrating or separating of vitamin E, sterols and/or terpenes from oily or fatty mixtures of biological origin comprising the measures: a) providing a reaction mixture containing oily or fatty mixture of biological origin, at least a monohydric alcohol and at least an acidic catalyst, b) continuously conducting the reaction mixture through a reactor which has a heating zone in which the reaction mixture is heated to a temperature between 100° C. and 190° C.

Abstract: The present invention relates to a method for connecting tubes (221) of a shell and tube heat exchanger (200) to a tube bottom (230) of the shell and tube heat exchanger (200), wherein the tubes (221) and the tube bottom (230) are each made of aluminum or an aluminum alloy, and wherein the tubes (221) are connected to the tube bottom (230) by means of laser welding in a bonded manner.

Abstract: Disclosed is a continuous process for concentrating or separating of vitamin E, sterols and/or terpenes from oily or fatty mixtures of biological origin comprising the measures: a) providing a reaction mixture containing oily or fatty mixture of biological origin, at least a monohydric alcohol and at least an acidic catalyst, b) continuously conducting the reaction mixture through a reactor which has a heating zone in which the reaction mixture is heated to a temperature between 100° C. and 190° C.

Abstract: A method and apparatus for the generative manufacture of a three-dimensional component in a processing chamber, in which the steps “providing a metallic starting material in the processing chamber” and “melting the starting material by means of energy input” are repeated multiple times, wherein a process gas is provided in the processing chamber are disclosed. The method is characterized by the steps: 1) the hydrogen content of the process gas or a sample of the process gas is determined; 2) the oxygen content of the process gas or a sample of the process gas is determined by means of an oxygen sensor and/or the dew point of the process gas or a sample of the process gas is determined; and 3) the values for the oxygen content and/or the dew point determined in step 2 are corrected by means of the value for the hydrogen content determined in step 1.

Abstract: A method for processing powdered starting materials includes a powdered material created and packaged under a protective gas atmosphere such that a protective gas is also present in the package, and the packaged powdered material is unpacked by a user and sent for further processing, wherein a gas detectable with sensors is supplied to the protective gas during packaging and/or in the packaging, or the protective gas is a gas that can be detected with sensors and the manufacturer and packager of the powdered material and/or the end user will examine the package with sensors to detect an escape of the detectable gas.

Abstract: Liquid compositions include: a) one or more anionic surfactants and b) one or more nonionic surfactants, wherein they comprise the surfactants of components a) and b) in a total concentration of >25% by weight, based on the total weight of the liquid composition, and are free from alkanolamines and salts thereof. Upon combination with bleaches, the liquid compositions exhibit a significantly higher bleaching efficacy than comparable alkanolamine-containing compositions.