A robust, low-loss wired pipe joint is provided for service as a component of a wired pipe string for transmitting measurement data to a surface station from locations in a borehole in oil well drilling and oil well operations. Conductive layers reduce signal energy losses over the length of the drill string by reducing resistive losses and flux losses at each inductive coupler. The wired pipe joi...

The invention relates to a foam for purifying and filtrating air, particularly filtrating toxic compounds, such as for instance tar and polycyclic aromatic hydrocarbons (PAHs) from tobacco smoke, and to a method to prepare this foam. The foam according to the invention is a foam comprising cavities and interstitial spaces situated outside of the cavities, the cavities being defined by walls, the w...

Disclosed is a process for producing a highly homogeneous cellulose solution, in which a mixture of powdered cellulose with polyvinyl alcohol powder is fed in conjunction with concentrated liquid NMMO into a kneader or an extruder to produce the highly homogeneous cellulose solution, or into the kneader to produce a swollen cellulose/polyvinyl alcohol paste. This paste is subsequently moved into t...

A slurry for hydrocarbon production and water injection well cementing, and procedures to cement wells using such slurry are provided. The slurry contains at least cement and water, and at least an amount of fibers in a ratio of 0.1 to 0.8% in weight with respect to cement weight, where the fibers may in general be of polypropylene, polystyrene, carbon, alkali-resistant glass, cellulose or polymer...

A method and system for simulating changes in volatility for a price of a particular option on an underlying financial instrument is disclosed. A volatility surface model having at least one surface parameter is provided along with a set of volatilities for a plurality of options on the underlying financial instrument. The set of volatilities is analyzed to determine an initial value for each surf...

A method and system for simulating changes in volatility for a price of a particular option on an underlying financial instrument is disclosed. A volatility surface model having at least one surface parameter is provided along with a set of volatilities for a plurality of options on the underlying financial instrument. The set of volatilities is analyzed to determine an initial value for each surf...

Apparatus is provided for raising an alert to a situation in which a dependent person has become separated from their caretaker, comprising input means configured to receive a removable data-carrying medium, processing means and output means; wherein said processing means is configured to receive, via said input means, an encoded description of said dependent person, including image data represent...

A multiple socket comprises a plurality of individual electric outlets (S, I) which are housed in a support (1) provided with a cable (C) and plug (P) for supplying electric power to said outlets (S, I). Said support (1) consists of several elements (2) which are hinged on the same axis (a), each element (2) being freely rotatable with respect to the adjacent ...

A method is provided for improving the bond strength and quality between a borate-treated wood material and a phenolic resin in a wood composite product, the method having the steps of bonding the wood material with an adhesive system comprising the resin and an additional base, the base providing a substantial increase in the alkalinity of the adhesive system over that provided by the resin, the ...

The present invention relates to tissue scaffold implant devices useful in the repair and/or regeneration of diseased and/or damaged musculoskeletal tissue and that include a tissue scaffold component fixedly attached to a scaffold fixation component via at least one of sutures, fabrics, fibers, threads, elastomeric bands, reinforcing elements and interlocking protrusions for engaging and maintain...

UN DIBUJO DE BANDA DE RODADURA QUE PRESENTA TRES RANURAS CONTINUAS PERIMETRALES, CUYO ANCHO VA AUMENTANDO DESDE LA CENTRAL HACIA LA INTERMEDIA Y LATERAL. LA RANURA LATERAL PRESENTA UNA DIRECCION LEVEMENTE INCLINADA. INMEDIATAMENTE ADYACENTE AL PLANO DE SIMETRIA DE LA BANDA DE RODADURA SE OBSERVA UNA CINTA PERIMETRAL CONTINUA DE LADOS PARALELOS ENTRE SI, INTERRUMPIDA POR SACADOS OBLICUOS EQUIDISTAN...

A flexible table and connected chair system is disclosed. The table has opposite portions including support legs to which first and second chairs are connected. The chairs each share a common leg with the table and each chair rotates independently about the respective common legs between positions where the chairs may face in the same direction and where the chairs may face each other.

A communication apparatus 10 for allowing a first remote asset 11 to communicate with wayside device 15, 18, a second remote asset 21, 23, a remote facility 87 and a central operations facility 17, the apparatus 10 comprising a local area network module 30 for sending and receiving a communication over a short range using a local area network, a wide area network module 32 for sending and receivin...

The present invention is a "rescue" catheter that is designed to be placed over a fixed wire stent delivery catheter after angiography reveals that an intimal dissection has occurred typically as an edge dissection either just proximal or just distal to the stent.

An economical, high capacity, multi-chamber target presentation unit is used in the ion beam processing of semiconductor wafers in the fabrication of integrated circuits. The multi-chamber target presentation unit comprises a central vacuum chamber where the semiconductor wafers are processed and two symmetrically disposed lateral vacuum chambers wherein one of the lateral vacuum chambers is the l...

Un compuesto seleccionado de aquellos de la formula (I): en donde: X1, X2 y X3 representan N o -CR3 en donde R3 es lo descripto en la memoria descriptiva, G1 representa un grupo seleccionado de aquellos de las formulas (i/a) e (i/b): en donde R4, R5, y R6 son lo definido anteriormente, G2 representa un grupo seleccionado de enlace triple de carbono-carbono, -CH=C=CH-, C=O, C=S, S(O), n1 en donde n...

La presente invención proporciona una lámina para el control de plagas, la cual está fabricada de un material polimerico y consiste de al menos dos capas: una superior y una inferior o del fondo. La capa inferior contiene un herbicida y opcionalmente un pesticida seleccionado entre insecticidas y fungicidas. La capa superior es una capa protectora destinada a proteger partes de las plantas que pud...

La presente invención se refiere asismismo a compuestos que son moduladores de la actividad de los receptores de quiomicina y son útiles para la prevención o el tratamiento de ciertos trastornos y enfermedades inflamatorios e inmunoreguladores, enfermedades alergicas, afecciones atópicas como la rinitis alergica, la dermatitis, la conjuntivitis y el asma, así como patologías autoinmunitarias tales...

La presente invencion se refiere a un proceso para producir una targeta de transacciones, opaca, transparente o translucida que tiene multiples aspectos, tales como foil holografico chip de circuito integrado, tira magnetica de plata contextoen la tira magnetica, gradiente de capacidad. Un compuesto opticamente reconosible, invisible, un campo translucido para firmar de manera tal que la firma en ...

Espejo para visualizar mensajes esporádicamente en una superficie especular usando un marco opaco.