Abstract: The invention relates, in a first aspect, to a method for inspecting an object, in particular a pipeline, for flaws, comprising: emitting a first signal toward the object in a first direction by means of a first ultrasonic transducer; and receiving a first response signal coming from the object from a second direction by means of a second ultrasonic transducer, wherein the first direction and the second direction are different from each other.

Abstract: The invention relates to a device for examining a workpiece, wherein the device comprises a carrier; at least one transceiver, which is arranged on the carrier; and a protective device, which is designed to protect the at least one transceiver from soiling. The invention further relates to a system for examining a workpiece, comprising such a device.

Abstract: The invention relates, in a first aspect, to a method for inspecting an object, in particular a pipeline, for flaws, comprising: emitting a first signal toward the object in a first direction by means of a first ultrasonic transducer; and receiving a first response signal coming from the object from a second direction by means of a second ultrasonic transducer, wherein the first direction and the second direction are different from each other.

Abstract: The invention relates to a device for examining a workpiece, wherein the device comprises a carrier; at least one transceiver, which is arranged on the carrier; and a protective device, which is designed to protect the at least one transceiver from soiling. The invention further relates to a system for examining a workpiece, comprising such a device.

Abstract: A surface treatment plant for vehicle bodies having a first treatment area which comprises a first conveyor system enabling a vehicle body to be conveyed through the first treatment area, and a second treatment area which includes a second conveyor system enabling the vehicle body to be conveyed through the second treatment area. A transfer device enables the vehicle body to be transferred from the first conveyor system to the second conveyor system. The transfer device includes supports which engage on regions of the vehicle body and at least one is arranged in particular on the highest point of the horizontal and the vehicle body is oriented roof upwards. Also a method for conveying vehicle bodies through a surface treatment plant.

Abstract: A device for transporting vehicle bodies, on which standardized holding components are provided. A guide device is provided for at least one continuous drive train which having a driving side and a slack side, and having a first return element and at least one second return element around which the at least one continuous drive train circulates. The at least one continuous drive train supports a plurality of coupling elements which are arranged and aligned in such a manner that they can work together with the standardized holding components provided on the vehicle body.

Abstract: A monitoring device for monitoring a display device, displaying target values. The values being predetermined by a target value specification device. The monitoring device has an image acquisition device, an analysis device, and a comparison device. The image acquisition device generates a recording of said display. The analysis device generates an analysis of said the recording. The comparison device compares the analysis and the target value. A signal can be generated if the analysis and the target value are different.

Abstract: A surface treatment plant for vehicle bodies having a first treatment area which comprises a first conveyor system enabling a vehicle body to be conveyed through the first treatment area, and a second treatment area which includes a second conveyor system enabling the vehicle body to be conveyed through the second treatment area. A transfer device enables the vehicle body to be transferred from the first conveyor system to the second conveyor system. The transfer device includes supports which engage on regions of the vehicle body and at least one is arranged in particular on the highest point of the horizontal and the vehicle body is oriented roof upwards. Also a method for conveying vehicle bodies through a surface treatment plant.

Abstract: A device for transporting vehicle bodies, on which standardised holding components are provided. A guide device is provided for at least one continuous drive train which having a driving side and a slack side, and having a first return element and at least one second return element around which the at least one continuous drive train circulates. The at least one continuous drive train supports a plurality of coupling elements which are arranged and aligned in such a manner that they can work together with the standardised holding components provided on the vehicle body.

Abstract: The invention relates to a device for measuring fluorescent radiation emitted by biological substances, comprising a light source, a capturing unit, an evaluation unit, at least one emission fiber, and at least one detection fiber. Said emission fiber guides excitation radiation to the biological substrate and the detection fiber receives fluorescent radiation and guides it to the evaluation unit. The capturing unit comprises a semiconductor sensor arrangement that detects fluorescent radiation emitted by the biological substance in wave length areas that are separate from each other, are arranged. Data sets of at least two different reference measurements on at least two different biological substances are stored and compared to the measured measurement values to the stored data sets and issues a result relating to the pathological attacks of the examined biological substances and/or relating to the type of examined, biological substances.

Abstract: The invention relates to a device for detecting signs of bacterial infection of teeth, comprising a light source, a receiving unit, an evaluation unit, coupled to the receiving unit, at least one emission fiber, coupled to the light source, and at least one detection fiber, coupled to the receiving unit. The invention is characterized in that both the emission and detection fiber have an acceptance angle of more than 35°.

Abstract: The invention relates to a device for detecting signs of bacterial infection of teeth, comprising a light source, a receiving unit, an evaluation unit, coupled to the receiving unit, at least one emission fiber, coupled to the light source, and at least one detection fiber, coupled to the receiving unit. The invention is characterized in that the common distal front face of the at least one emission fiber and the at least one detection fiber is connected to a front face of a flexible plastic optical wave guide, the diameter of the plastic optical wave guide being less than 400 ?m, preferably less than 300 ?m.

Abstract: A monitoring device for monitoring a display device, displaying target values. The values being predetermined by a target value specification device. The monitoring device has an image acquisition device, an analysis device, and a comparison device. The image acquisition device generates a recording of said display. The analysis device generates an analysis of the recording. The comparison device compares the analysis and the target value. A signal can be generated if the analysis and the target value are different.

Abstract: The invention relates to a device for detecting signs of bacterial infection of teeth, comprising a light source (18), a receiving unit (16), an evaluation unit (20), coupled to the receiving unit (16), at least one emission fiber (12), coupled to the light source (18), and at least one detection fiber (14), coupled to the receiving unit (16). The invention is characterized in that the common distal front face of the at least one emission fiber (12) and the at least one detection fiber (14) is connected to a front face of a flexible plastic optical waveguide (1), the diameter of the plastic optical waveguide (1) being less than 400 ?m, preferably less than 300 ?m.

Abstract: The invention relates to a device for measuring fluorescent radiation emitted by biological substances, comprising a light source, a capturing unit, an evaluation unit, at least one emission fibre, and at least one detection fibre. Said emission fibre guides excitation radiation to the biological substrate and the detection fibre receives fluorescent radiation and guides it to the evaluation unit. The capturing unit comprises a semiconductor sensor arrangement that detects fluorescent radiation emitted by the biological substance in wave length areas that are separate from each other, are arranged. Data sets of at least two different reference measurements on at least two different biological substances are stored and compared to the measured measurement values to the stored data sets and issues a result relating to the pathological attacks of the examined biological substances and/or relating to the type of examined, biological substances.

Abstract: The invention relates to a device for detecting signs of bacterial infection of teeth, comprising a light source, a receiving unit, an evaluation unit, coupled to the receiving unit, at least one emission fiber, coupled to the light source, and at least one detection fiber, coupled to the receiving unit. The invention is characterized in that both the emission and detection fiber have an acceptance angle of more than 35°.

Abstract: Nano-scale yttrium-zirconium mixed oxide powder in the form of aggregated primary particles having the following physico-chemical parameters:—BET surface area: from 40 to 100 m2/g,—da=from 3 to 30 nm, d,=mean, number-related primary particle diameter,—yttrium content, calculated as yttrium oxide Y2O3, determined by chemical analysis, from 5 to 15 wt. %, based on the mixed oxide powder,—yttrium contents of individual primary particles, calculated as yttrium oxide Y2O3 determined by TEM EDX, corresponding to the content in the powder+?10%,—content at room temperature, determined by X-ray diffraction and based on the mixed oxide powder—monoclinic zirconium oxide from <1 to 10 wt. %—tetragonal zirconium oxide from 10 to 95 wt. %—the content of monoclinic zirconium oxide after 2 hours' heating at 1300° C. being less than 1 wt. %,—carbon content less than 0.2 wt. %.

Abstract: Nanoscalar, pyrogenically produced yttrium-zirconium mixed oxide which has a BET surface area of between 1 and 600 m2/g, a total chloride content of less than 0.05 wt. % and does not exhibit a conversion into the monoclinic phase during storage is produced by atomizing yttrium compounds and zirconium compounds and reacting them in a flame. The mixed oxide can be used as ceramic raw material.

Abstract: Nanoscale, pyrogenically produced oxides and/or mixed oxides having a BET surface area of between 1 m2/g and 600 m2/g and a chloride content of less than 0.05 wt. % are produced by converting organometallic and/or organometalloid substances into the oxides at temperatures of above 200° C. The oxides may be used as a polishing agent in the electronics industry (CMP).

Abstract: Pyrogenically produced aluminum oxide, in which the BET specific surface area is greater than 115 m2/g and the Sears index is over 8 ml/2 g and the dibutyl phthalate absorption as a powder measured with a 16 g weighed portion is not measurable, is produced by means of flame oxidation or preferably flame hydrolysis, whereby a vaporizable aluminum compound is used as starting material. The aluminum oxide can be used as an ink-absorbing substance in inkjet media and also as a filler, as a substrate, as a catalytically active substance, as a starting material for the production of dispersions, as a polishing material (CMP applications), as a ceramic raw material, in the electronics industry, in the cosmetics industry, as an additive in the silicone and rubber industry, to adjust the rheology of liquid systems, as a heat stabilizer, in the paint industry.