A method for singulating semiconductor wafers comprises the steps of aiming a first(302) and a second(332) laser beam over a top surface of the substrate(100); forming scribe lines(102) in the coating layer by scanning the first laser beam across the coating layer; and cutting through the substrate along the scribe line with the second laser beam to form a respective kerf. The apparatus includes a...

A grinding chamber (18) is provided for the coarse fraction of the sediment in the re-dispersed suspension. Wet classifier in the form of a centrifuge comprises a stationary outer housing, a drum vertically arranged in the outer housing, a shaft for the drum, a removal device for the classified suspension, a cleaning device and a removal device for the re-dispersed suspension produced during clean...

The spectrometer comprises, in combination: a slit (1) for the entry of a light beam; a collimator; a dispersion system (9); focusing means and a detector (13). The collimator comprises at least a first concave spherical mirror (3) and at least a first Schmidt plate (5) in an off-axis arrangement.

A valve-regulated lead acid (VRLA) battery cell (2,40) has positive and negative plates (10,11,41,42) separated by separator media (12,43) and held together under pressure. The separator is adapted to support therein an electrolyte. Each plate has a first single or plurality of tabs (12,13,46) on a first side and a second single or plurality of tabs (15,16,47) on a second side of the plate, each t...

The invention relates to a monitoring device and system and particularly to a monitoring device (100) that is arranged to be attached (102) to a target to be monitored and to give an alarm by means of wireless data transmission when the target to be monitored is moved. The monitoring device (100) includes a motion-sensitive sensor (104) that is arranged to give a signal as an output when the targe...

Apparatus for inspecting the sealing surface area (36) of a container finish (34) that includes a structured light source (44) positioned to direct a collimated line-shaped light beam (46) onto the sealing surface area of a container as the container is moved relative to the light source. The line-shaped light beam at the container sealing surface area has a long dimension orthogonal to the contai...

The present invention relates to sintered components and methods for preparing sintered components, which include the steps of introducing a sinterable material into a first mold, pressing the sinterable material to form a green compact; partially post-compressing the green compact in a second press mold, and, sintering the green compact. The density of the post-compressed green compact is greater...

The ablation system (1) has an energy source (15). Several source decoupling elements (11b-11g) are attached to a holder (11a). Several energy transfer lines (19.1) connect the source(s) to the decoupling elements. Switch elements are associated with the transfer lines to make or break a connection between the source(s) and respective decoupling elements. The arrangement also has a program control...

Abstract: Process for producing formed Ta/Nb powder metallurgy products using Ta and/or Nb hydride powders with an oxygen content greater than a target level, e.g., 300 ppm, heating the metal hydride in the presence of another metal having a higher affinity for oxygen, removing the other metal and any reaction byproducts, to form a metal powder with an oxygen content less than the target level and...

The present invention relates to the use of hollow microspheres filled with a hydrocarbon, to introduce uniform cell geometries in syntactic foams having a bimodal cell structure. The rigid foam product includes from 20 to 80 percent by weight of the hollow microspheres, the microspheres having average diameters ranging from 80 to 200 microns. The microspheres are encapsulated from 80 to 20 percen...

A method for determining the presence of an analyte in a fluid is described along with an apparatus specifically designed to carry out the method. The method involves taking a reflectance reading from one surface (15) of an inert porous matrix (11) impregnated with a reagent that will interact with the analyte to produce a light-absorbing reaction product when the fluid being analysed is applied t...

The present invention relates to sinterable powder compositions, sintered components produced therefrom, and methods for prepared such components. Sinterable powder compositions are composed of an aluminum-based powder, and a first metal powder comprising molybdenum and/or tungsten. The aluminum based powder is composed of aluminum and magnesium, silicon, copper, zinc, titanium, tin, manganese, ni...

The present invention discloses a system and method for confining a robot (20) to a particular space. The system includes a portable barrier signal transmitter (30) that produces a barrier signal (42) primarily along an axis, and a mobile robot capable of avoiding the barrier signal upon detection of the barrier signal. In the preferred embodiment the barrier signal is emitted in an infrared frequ...

A self-supporting tire for vehicle wheels includes a carcass structure having at least one carcass ply, a belt structure, a tread band, at least one pair of sidewalls, and at least one pair of resilient stiffening inserts incorporated into the carcass structure. The at least one carcass ply includes axially-inner strip lengths and axially-outer strip lengths, and may also include axially-intermedi...

PET with low gas permeability and good mechanical properties is produced utilizing strain-induced crystallization. This strain-induced crystallization process is utilized to produce PET films and sheets, among other products.

A method of drilling a borehole into a subsurface earth formation, using a tubular drill string which includes at its lower end a bottom hole assembly comprising a drill bit, a drill steering system, and a surveying system. The drill string includes a selectively closable passageway for passing an auxiliary tool from a first position interior of the drill string above the bottom hole assembly to a...

The invention concerns compositions based on pullulan and a setting system for the use in pharmaceutical, veterinary, food, cosmetic or other products like films for wrapping food, aspics or jellies, preferably for predosed formulations like soft or hard capsules. The composition preferably further contains a surfactant. By using aqueous solution of the inventive compositions, the hard pullulan ca...

Concrete comprising water and cement in which the aggregates of sand and stones wholly or partially are substituted by crushed glass, the substantial part of the sand fraction being substituted either by glass of a grain size of 0-5 mm, by a non alkali reactive mineral with said grain size, or by a combination of said two types of fractions. The substantial part of the stone fraction is substitute...

The method is for the production of timetables that are optimized in respect of energy use (taking into account feedback effects) and or the time distribution of energy use (de-synchronization). If necessary further optimization parameters can be considered such as: total passenger change times, number of carriages needed and the lateness total for the considered timetables. Independent claims...

Method for automatic control of at least one differential lock in the drive train of a motor vehicle, especially an all-wheel drive vehicle that has sensors that generate impulses representative of wheel rotation. The sensor signals are fed to a control unit that controls a lock coupling of the differential. At least one sensor is provided for measuring the stroke path of an individual wheel. The ...