PERFECCIONAMIENTOS EN UNA MAQUINA DE CONCENTRACION CENTRIFUGA DEL TIPO DE DECANTADOR DE TORNILLO SIN FIN.CONSISTENTES EN SUMINISTRAR Y DESCARGAR CONTINUAMENTE A TRAVES DEL ESPACIO HUECO EN LOS ARBOLES HUECOS (12, 13) DE LA CUBETA (1) Y DEL TRANSPORTADOR DE TORNILLO (7), AL LIQUIDO INICIALMENTE SUMINISTRADO (F) ANTES DE LA SEPARACION, AL LIQUIDO CONCENTRADO (S) Y AL LIQUIDO RESIDUAL (L), DESPUES DE...

It consists of a turbine or fan 2, whose intake is surrounded by a concave screen 1 of large size, in the manner of a funnel. This screen has means for varying the amount of air captured and directed towards the turbine. The installation is mounted on an orientable structure 10 equipped with a sail 13. The air collected by one or more screens may be directed through conduits to the turbine or heli...

PERFECCIONAMIENTOS EN UNA BATERIA DE ACUMULADORES PLOMO-ACIDO.CONSISTENTES EN QUE SE ENCUENTRA DENTRO DE UN RECIPIENTE O MONOBLOQUE TERMOPLASTICO CON TAPA SOLDADA AL MISMO POR FUSION DE LOS BORDES; B) LAS REJILLAS Y LOS CONDUCTORES SON DE ALEACION DE PLOMO CARENTE DE ANTIMONIO; C) LA MATERIA ACTIVA ELECTROQUIMICAMENTE ESTA CONSTITUIDA POR PBO2 EN CANTIDAD SUPERIOR AL 90 DE LA MATERIA ACTIVA POSITI...

An epoxy resin-diammonium salt emulsion is based on a liquid epoxy resin, water, an emulsifier and a latent curing agent, wherein the emulsifier is (a) a polyvinyl alcohol obtained by saponification of polyvinyl acetate with a degree of hydrolysis of at least 70% and a molecular weight of at least 5,000, (b) a polyoxazoline having a molecular weight of 10,000-100,000, and/or (c) a copolymer of N-v...

An epoxy resin-polyammonium salt emulsion is based on a liquid epoxy resin, a latent curing agent, an emulsifier, and water. The emulsion is used in epoxy resin-cement mortars, in alkaline curing cement mixtures, and in adhesive compositions based on hydraulically setting alkaline cement binders.

PROCEDIMIENTO DE FABRICACION DE LAMINAS DE MANGUERA PARA ENVASES PRIMARIOS DE SOLUCIONES ACUOSAS.SE SOMETE A TRATAMIENTO UN GRANULADO DE POLIMERO TERMOPLASTICO DE BLOQUES EN UNO O VARIOS EXTRUSORES DE TAL MANERA QUE A LA SALIDA DEL EXTRUSOR SE OBTENGA UNA MANGUERA QUE TODAVIA ES PLASTICAMENTE DEFORMABLE, LA CUAL SE INFLA LUEGO CON AIRE HASTA UN DIAMETRO MULTIPLO DEL DIAMETRO DE SALIDA, APLANANDOSE...

Polyurethane foams prepared from the reaction of polyester polyol with organic isocyanate have improved flame retardance and dripping ember retardance by incorporation of an additive comprising (1) halogenated flame retardant, and (2) water or alcohol soluble urea-formaldehyde resin.

A method for improving metal adhesion and metal adhesion retention properties between a vulcanizable rubber composition and brass or brass-plated metallic reinforcing elements includes the steps of applying an adhesion promoting additive to the surface of the vulcanizable rubber composition or the brass or brass-plated metallic reinforcing elements or both, contacting the vulcanizable rubber with ...

The underlayer 4 must be arranged on a microporous metal piece either naturally or by placing a prior coating 3 of any known type. When the piece 1 is made from cast iron, the coating 3 is not essential since the cast iron is naturally microporous. The underlayer comprises at least two components, one a fusible material and the other refractory, in other words having a softening point greater than...

Azolyl-tetrahydrofuran-2-ylidene-methanes of the formula (I) in which A represents a nitrogen atom or the CH group; X represents oxygen, sulphur or the SO or SO2 group; R represents optionally substituted aryl; R1 and R6 are identical or different and represent hydrogen, alkyl, halogenoalkyl or halogen, a maximum of up to 3 substituents representing halogen or halogenoalkyl, with the p...

DISPOSITIVO DE ASIENTO PARA VEHICULOS BLINDADOS.COMPRENDE UNA SILLA (11), VARIABLE EN SU POSICION EN EL ESPACIO, SUJETA EN UN CARRO DE RUEDAS (23), APOYADO SOBRE UN TRAMO DESLIZANTE, EL CUAL SE COMPONE DE UN PRIMER CARRIL (17) DE MARCHA Y DE UN SEGUNDO CARRIL (27), SUJETO AL PRIMERO, EL CUAL PENETRA EN EL INTERIOR DE LA TORRE.; 1. Armoured vehicle with an armoured turret (2), a seat for a driver o...

PERFECCIONAMIENTOS EN INSTALACIONES DE CALEFACCION Y/O ACONDICIONAMIENTO DE AIRE PARA AUTOMOVILES.CONSISTENTES EN: A) UNA TABLILLA ARTICULADA (23) QUE CONSTA DE UNA PLACA DESMONTABLE EN LA CUAL ESTAN FIJADOS DOS TRANSISTORES DE POTENCIA (12, 13), DOS RESISTENCIAS DE POTENCIA Y UNA RESISTENCIA PTC; B) UN PALPADOR DE LA TEMPERATURA DISPUESTO EN LA TABLILLA ARTICULADA (23); C) LA TABLILLA ARTICULADA ...

Grinding aid for grinding pretreated or untreated minerals and mixtures of minerals, such as cement, characterized in that it consists of 1,1-dimethylol propane. Distillation first runnings from trimethylol propane production containing 1,1-dimethylol propane as the main constituent are particularly suitable. The grinding aid according to the invention leads to a considerable improvement to the fl...

Compounds of the formula I wherein C1 and N4 are in trans configuration to each other, wherein R and Y are defined herein below, as bases and pharmaceutically acceptable acid addition salts thereof, processes for their preparation and pharmaceutical preparations and methods of treatment employing such compounds. The compounds are useful for treatment of disorders in the central nervous ...

Compounds of formula (I) or a pharmaceutically acceptable salt or in vivo hydrolysable ester thereof have antibacterial activity: (I) wherein R is hydrogen, C1-6 alkylcarbonyl or C1-6 alkyl; R1 is hydrogen or hydrocarbon; R2 is hydrogen, or optionally substituted hydrocarbon or optionally substituted heterocyclyl or CXRd, where X is O or S and Rd is hydrogen or optionally substituted hydr...

APARATO PARA DENSIFICAR UN CORDON DE TRIPA TUBULAR FRUNCIDA.CONSTA DE UN MANDRIL (16), RODILLOS DE ALIMENTACION (20), CINTAS DE ALIMENTACION (18), CINTAS DE RETENCION (22), UNA PRIMERA MORDAZA (24), UN BRAZO DENSIFICADOR (26) Y UNA SEGUNDA MORDAZA (28). EXISTE UNA CABEZA DE FRUNCIR (12), FORMADA POR UNA PLURALIDAD DE RUEDAS DE FRUNCIR (14).; A method and apparatus for compacting strands of shirred...

PROCEDIMIENTO PARA PREPARAR NUEVAS DIHIDROPIRIDINAS.CONSISTE EN HACER REACCIONAR COMPUESTOS DE FORMULA (II) O (III) CON COMPUESTOS DE FORMULAS (IV) O (V) PARA FORMAR DIHIDROPIRIDINAS DE FORMULA (I), DESPUES DE LO CUAL SI SE DESEA, EL COMPUESTO OBTENIDO SE CONVIERTE EN UNA SAL FISIOLOGICAMENTE ACEPTABLE DEL MISMO Y/O EN UN EXTEREOISOMERO SUSTANCIALMENTE PURO DEL MISMO; DONDE R ES UNO O DOS SUSTITUY...

The invention relates to a bolt comprising a screw the threaded portion of which is provided with a guiding end, and a nut whose upper portion contains a self-locking washer with which is separably associated a ring internally concentric with the washer and ensuring the centering of the screw during its introduction into the nut.

A process is described for the large-scale industrial production of any stable SAMe salt at very high purity and with a yield of about 90% or more. The new process is characterized by the following basic operations: (a) production of yeast containing 12-20 g/kg of SAMe, (b) cell lysis and recovery of the SAMe-rich lysate, (c) ultrafiltration of the lysate, (d) passage through weak acid ion exchang...

Non-radioactive chemically-labeled polynucleotide probes, such as non-radioactive chemically-labeled, single-stranded DNA probes, are hybridized to fixed, denatured, single-stranded genetic material having a make-up complementary to said probes for determining the identification and/or presence of said genetic material. The non-radioactive chemical label on said probe is employed to elicit a respo...