A method for dicing a semiconductor substrate includes: forming a reforming layer in the substrate by irradiating a laser beam on the substrate; forming a groove on the substrate along with a cutting line; and applying a force to the substrate in order to cutting the substrate at the reforming layer as a starting point of cutting. The groove has a predetermined depth so that the groove is disposed...

A laser beam is applied to an interior of a wafer through a top surface to form modified areas in a plurality of layers of modified area groups. Intervals of the modified areas in one of the layers of modified area groups differ from intervals of the modified areas in another one of the layers of the modified area groups, which is closer to the top surface of the wafer in comparison to the one of ...

A method for determining the extent of recovery of materials injected or otherwise introduced into oil wells or subsurface formations is practiced using a portable device. The portable device can also be used to determiner the occurrence of a predetermined condition in an oil well such as water break through in a production zone, or the opening or closing of a sliding sleeve. When, for example, wa...

A method for evaluating an object is described which has steps such as the provision of at least an object type, an object market and an object group for the object; the classification of the object by means of the combination of object type, object market and object group; and the calculation of the estimation of the development of the object.

The invention relates to a combined service brake and spring brake cylinder (1)for the braking system of a motor vehicle, in particular for utility vehiclescomprising service and spring brake pistons (4, 8) guided inside a casing (10)which is common for two brake cylinders (2, 6), wherein the spring brake piston(8) is loaded by at least one storage spring (28) and has an external diameter greatert...

A system for sale of entrance tickets comprising a database server (6) to whicha switch (4), a firewall (3) and another switch (2) are connected, a routing device(1) being connected to the second mentioned switch (2) for connecting an Internetlink of an Internet provider, a database server (6) being connected by means ofa switch (2,4) to single sale channels, these channels being represented by bo...

Difference in retardation between two points separated by 1 cm along the TD direction of a polyvinyl alcohol polymer film 6 is 5 nm or less. The length of a surface for drying a polyvinyl alcohol polymer film 6 is 3 m to 200 m, and the water content of the polyvinyl alcohol polymer film 6 when peeled after passing through the drying surface is 50% by weight or less, in film formation.

The present invention comprises an antenna device for a portable radio communication device operable in at least a first and a second frequency band. The antenna device comprises a first electrically conductive radiating element having a feeding portion connectable to a feed device (RF) of the radio communication device for feeding and receiving radio frequency signals, a first ground plane portio...

Armouring tape ( 102 ) for wrapping around a hose ( 300 ) during its fabrication by a hose-wrapping machine ( 200; 400 ). The tape ( 102 ) is coiled into a roll ( 100 ) having a hollow core ( 109 ) from which the tape ( 102 ) is unwound to be wrapped onto the hose ( 300 ). The hose-wrapping machine ( 200; 400 ) rotatably mounts the roll ( 100 ) with the hose ( 300 ) passing through the roll core (...

The invention provides a method of delaying ejaculation. The method comprises administering an effective amount of a tramadol material to a human male prior to sexual intercourse. The method is particularly useful for treating premature ejaculation.

The "plug switch" is a single electrical unit comprised of a switch connection between a male electrical plug and a female electrical plug which can be used to connect 2 extension cords so as to activate the power in the cord by a switch instead of physically pulling the extension cords apart. Other connections can be from a wall receptacle to an extension cord or any other power cord; and from an...

The overcoat of a slider (alumina) is recessed relative to the slider ABS by a non-abrasive CMP process sufficiently to prevent thermal protrusion of the overcoat during subsequent slider use in a hard disk drive. The CMP process involves the oscillatory and rotational compressional contact between the ABS surface of the slider and a polymerically pre-treated compliant pad that is sprayed by an aq...

A photocatalytically active composition is prepared using high energy mixing. The composition comprises coating carrier material particles with photocatalytically active particles. The coating is performed in the presence of a hydraulic medium. The composition is used in preparation of materials or structures for maintaining a clean surface based on self cleaning property of such a structure.

Process of making a plastic component (1), in particular luggage shell, from self-reinforced thermoplastic material, to a plastic component (1) made of self-reinforced thermoplastic material and an apparatus for making such a plastic component, in particular luggage shell (7). The invention provides a new product and process for manufacturing same on the basis os self-reinforced thermoplastic mate...

A block includes a block main body formed from an initial composition produced by mixing a first sand, a second sand, a ceramic aggregate, and cement. The mix rate of the sands and the cement is set so that the fineness modulus of the initial composition is 2.05 to 2.3. The block, which is manufactured under such a condition, includes a plurality of fine pores that form a continuous porous structu...

This invention relates to a helmet, comprising an external shell (9) and an impact-absorbing helmet liner (10) in which the helmet liner comprises a layer provided with protruding, deformable and impact-absorbing hollow knobs (7) distributed on an substantial part of the surface of the helmet liner as a protective layer. The helmet is characterized in that the hollow knots (7) are arranged for def...

To provide a polarizing plate which is adjusted in curling so as to cause no defectives during sticking to a liquid crystal cell while maintaining a high optical compensation capacity and a liquid crystal display comprising the polarizing plate excellent in viewing angle properties, a polarizing plate is provided and has a polarizing film and a protective film, which curls in an amount of from -30...

The invention relates to a product on the basis of self-reinforced thermoplastic material by means of the step of tensioning said material (lamina), at least partially tensioning said lamina during all follow-up component shaping and/or molding steps up to a release of a component pre-form shape from the remainder lamina, to form the component. The present invention allows the manufacturing of an...

An apparatus (100) for curing a photocurable coating provided on a fiber (1), includes an irradiator tube (2) having an upstream end on which an injection assembly (20) is provided, and a downstream end on which an exhaust assembly (40) is provided. The injection assembly receives an inert gas flow. The injection assembly includes a diffuser (22) that splits the inert gas flow into a counter flow ...

A method and apparatus which provides a user interface includes a method of providing a plurality of display areas corresponding to a control subject, positioning a point object on one display area of the several display areas, and moving the pointing object between the plurality of display areas as a move command is input. The apparatus includes a display control module that provides a plurality ...