A method of twin sheet thermoforming is provided in which the seam (19) between sheets (7, 8) is trimmed from the finished part by a shearing action between cooperating edges (30, 31) of the mould halves (3, 4). In the preferred embodiment form of the invention one mould half (4) is provided with a movable pinch-off region (13) which retracts under pressure from the other mould half (3) to leave a...

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...

Procedimiento para la extracción y recuperación de uno o más compuestos fenólicos no disociados en líquido acuoso, comprendiendo dicho procedimiento las etapas siguientes: (a) transferencia de uno o más compuestos fenólicos del líquido acuoso (1) a una solución alcalina de reextracción (3), en el que la transferencia de uno o más de los compuestos fenólicos no disociados del líquido acuoso (1) a l...

The attache case (1) according to this invention is composed of two stowing sections (4, 5) interconnected by means of a hinged system and fitted with means (7) which allow their removable locking in closed position, i.e. when they are in contact with one another by their peripheral rim. One of the stowing sections (5) is suited to accommodate removably a video screen (3) with its front face visib...

A binder B for inorganic powders comprises a mixture of b1 from 80 to 99.5% by weight of a polyoxymethylene homopolymer or copolymer B1 and b2 from 0.5 to 20% by weight of a polymer system B2 which is not miscible with B1 and comprises b21 from 5 to 100% by weight of polytetrahydrofuran B21 and b22 from 0 to 95% by weight of at least one polymer B22 of C2-8-olefins, vinylaromatic monomers, vinyl e...

This invention relates to an enhanced method for manufacturing anti-puncturing tires, particularly to one that does need to modify the original equipment for manufacturing tires. A tire with an annular flange around an inner ring thereof may be obtained by adapting the enhanced method of this invention, so as to obtain an anti-puncturing tire at a relatively low cost.

A motor fuel comprises hydrocarbon compounds and/or organic compounds containing bound oxygen, which constitutes a stable homogeneous liquid at atmospheric pressure and normal ambient temperature and achieves a reduction of harmful pollutants in the exhaust emissions of diesel engines by adding organic compounds containing bound oxygen to the fuel composition. A motor fuel comprises hydrocarbon c...

Un método para preparar una espuma flexible de poliuretano que consiste en la reacción de un poliisocianato orgánico con un polialcohol en presencia de un catalizador de uretano, un agente de soplado, opcionalmente un estabilizante de célula de agente tensioactivo de silicona, y un agente de apertura de célula, consistiendo la mejora en que el agente de apertura de célula es el producto de reacció...

SE FORMA UNA PRIMER PLIEGUE DE LA CARCASA (3) DEPOSITANDO SOBRE UN SOPORTE TOROIDAL (11), LONGITUDES EN FORMA DE TIRAS (13) CORTADAS CON EL TAMAÑO ADECUADO DE UN ELEMENTO CONTINUO EN FORMA DE TIRA Y CADA UNO DE LOS CUALES COMPRENDE ELEMENTOS LONGITUDINALES EN FORMA DE BANDA DE RODADURA (14) INCORPORADOS EN UNA CAPA DE MATERIAL ELASTOMERICO (17). LAS LONGITUDES EN FORMA DE TIRA SE DISPONEN SECUENCI...

Lámina (10) para utilizar en un molde de neumático que incluye: una pieza en bruto de la lámina de metal (12) que tiene al menos dos extremos (14, 16); al menos un revestimiento del extremo (20) teniendo una sección transversal sustancialmente más grande en relación a la pieza en bruto de la lámina de metal (12), el revestimiento del extremo (20) siendo fijado a un extremo (14, 16) de la pieza en ...

Production of hard polyurethane mouldings comprises reacting: (a) (modified) organic polyisocyanate (prepolymer) with (b) a polyol of OH number 300-1850 and a functionality of 2-8 in the presence of water and cyclopentane and/or 4-7C hydrocarbon mixtures of 45-80 degrees C boiling point as propellant.

Coffee-making device with a piston/cylinder unit, the piston (3) being driven by a drive mechanism. A swivelling arm structure is also driven by means of said drive mechanism (10, 11), with the interposition of a cam-cam follower mechanism. The swivelling arm structure is provided with a cover (39) for closing off the free end of the cylinder (2). The cover can be pressed onto the cylinder by mean...

A method is provided for distributing information or services through a network. A piece of information or service to be distributed is composed and a list of intended recipients is compiled (301, 301′, 302, 601, 602). Said piece of information or service is released (304, 304′, 603) so that it becomes accessible to the recipients appearing on said list. As a response to an indication (305, 401, 6...

The present invention relates to a film using a polypropylene composition comprising crystalline polypropylene and a copolymer of propylene with alpha-olefin, in which a limiting viscosity of the copolymer etaRC is not more than 6.5 dl/g, the ratio of the limiting viscosity of the polymer etaRC to the limiting viscosity of the crystalline polypropylene etaPP is from 0.6 to 1.2; and the product (et...

In order to compensate for so-called clipping effects, it is proposed, in an apparatus for reading from and/or writing to an optical recording medium in which the light power of a laser diode (1) is to be set to a plurality of light power levels, to perform a calibration to a specific light power level (LP2) before the actual regulation of the light power. On account of the calibration, the instan...

The invention relates to slabs consisting of polycarbonate. Said polycarbonate is produced according to the interface method and the aqueous solution of an alkaline salt of a bisphenol that is used, contains less than 150 ppb dissolved oxygen.

A device and also a system for generating a period-specific calendar view in an electronic device with a display for displaying information and a database for storing calendar data, wherein the method reads calendar data of the period from the database for a calendar view, wherein the period comprises a set of shorter periods which cover the period in a compiled manner, to be displayed in the cale...

Un procedimiento para mejorar la adherencia entre un recubrimiento y una membrana de caucho EPDM, comprendiendo dicho procedimiento: (A) tratar una superficie de una membrana de caucho EPDM con una composición de detergente acuoso; a continuación (B) aclarar dicha superficie de dicha membrana de caucho EPDM con agua para eliminar dicha composición de detergente; y a continuación (C) aplicar una co...

Mezcla apta para el tratamiento de materiales de desecho, que comprende (A) por lo menos una sal de cinc de un ácido carboxílico alifático saturado o no saturado, o aromático, (B) por lo menos una sal cálcica de un ácido carboxílico alifático saturado o no saturado, o aromático, (C) por lo menos un agente hidrofobizante, (D) por lo menos un aminoalcohol y (E) NH3.; The invention relates to a mixtu...