PERFECCIONAMIENTOS EN MAQUINAS DE REBAJADO PERIFERICO DEL PIEZAS PARA EL CALZADO. EL OBJETO DE LA INVENCION SE CENTRA EN UNA MAQUINA DE REBAJADO PERIFERICO DE PIEZAS PARA EL CALZADO, CONSTITUIDA A PARTIR DE DOS BRAZOS ACODADOS (1) SIMETRICOS, CUYOS CENTROS DEL ARTICULACION (2) SE ENCUENTRAN MUTUAMENTE ENGRANADOS, DEFINIENDO MOVIMIENTOS IGUALES Y OPUESTOS. EN LOS EXTREMOS LIBRES DE DICHOS BRAZOS AC...

Diffuser comprising a cylindrical body inside which a helical section is provided. At the base and at the top, a sparger and a distributor respectively are foreseen. Preferably a second sparger is foreseen at the top, around the distributor. Each sparger consists of a hopper having the major base provided with tongues that radially depart from its periphery. Distributor comprises a truncated-cone ...

The present invention generally relates to a method for hydraulically backfilling empty mined salt cavities. The method comprises combining at least one pozzolanically active waste material with an effective amount of an alkaline earth metal in the form of an alkaline earth metal hydroxide or alkaline earth metal oxide and saturated brine to form a pozzolanic mixture, wherein the relative proporti...

Le recyclage comporte trois traitements successifs, un traitement mécanique, un traitment chimique et un traitement biologique, le traitement mécanique consistant en une récolte des différentes eaux uséees et leur passage à travers un système de grilles successives (4) de dimensions variables, le traitement chimique comportant le passage dans trois bassins, un bassin d'égalisation (5), un bassin ...

An improved intraocular lens is disclosed with at least one filamentary haptic composed of a continuous matrix material interspersed with a toughening amount of discrete particles of a multistage, sequentially produced elastomeric polymer. An improved process for preparing a single-piece intraocular lens is also disclosed. The process involves preparing a composite lens blank by molding pellets co...

PCT No. PCT/JP90/01628 Sec. 371 Date Aug. 8, 1991 Sec. 102(e) Date Aug. 8, 1991 PCT Filed Dec. 12, 1990 PCT Pub. No. WO91/08883 PCT Pub. Date Jun. 27, 1991.The present invention relates to a method for molding an agglomerated preform of a fiber-reinforced composite material comprising a resin material as a matrix and reinforcing fibers dispersed therein, into a desired shape. In the molding method...

Reinforced twin-sheet thermoformed articles are produced by heating first and second sheets of thermoplastic material; forming the sheets in molds; heating a reinforcing insert of thermoplastic material; placing the heated insert on the first sheet in its mold at the location to be reinforced; pressing the second sheet into contact with the heated first sheet and the heated insert to form the inse...

The presence of an acid catalyst in a clearcoat composition enables the production of a wrinkle-free coating in a process comprising the simultaneous curing of applied layers of both a waterborne basecoat composition as well as a solventborne clearcoat composition. The waterborne basecoat composition comprises an organic resin, a crosslinker, and a free amine. The solventborne clearcoat compositio...

There is disclosed a multilayered filter material comprising nonwovens made of fibers or filaments of identical or different polymers, said filter material being composed of a depth filter and a fine filter which both have a homogeneous density perpendicular to their surface and have been joined together in such a way that the area covered by the bonding dots does not exceed 75%. The depth filter ...

A method and apparatus for compressing a dissolve region within a sequence of digital motion video frames. A function is calculated based on statistical data derived from frames in the sequence. Dissolve region boundaries are then detected based on characteristics of the calculated function. Consecutive detected boundaries may be flagged as a dissolve region based on the average value of the funct...

A coated object is produced by flame spraying the object with a substantially molten polymeric material which comprises a blend containing polybutylene homopolymer or copolymer, an adhesion promoter and a nucleating agent.

Set retarded, acid soluble, well cement compositions which set into hard substantially impermeable masses, contain a magnesium oxychloride cement (i.e. magnesium oxide and magnesium chloride) and a set retarder which is a water soluble borate and a sucrose, lactose or dextrose sugar.

The invention relates to a process for the preparation and purification of a hydroxylammonium salt solution, wherein the hydroxylammonium salt solution is separated by filtration from an aqueous reaction mixture, containing solid catalyst particles among other things, the filtration technique applied being a crossflow filtration technique, the pore diameter of the filter medium being 0.01-10 mu m...

Multilayer CVD diamond films are provided, wherein grain boundaries of the diamond layers are interrupted by renucleating and growing diamond on new nucleation sites comprised of metal. These nucleation sites are positioned on the interface between diamond layers. Methods for producing these multilayer CVD diamond films are also provided wherein the diamond growth on a substrate is interrupted by ...

Copolymers built up essentially from the structural units A) B) a) and/or b) and/or c) C) and optionally D) a) and/or b) The copolymers can be used as dispersants for inorganic and organic substances, in particular as flow promoters for hydraulic binders.

Retarded acid soluble well cement compositions which set into hard substantially impermeable masses and methods of using such compositions for forming removable cement plugs or seals in subterranean zones are provided. The compositions are comprised of magnesium oxychloride cement and a set retarder comprised of a water soluble borate and a sugar.

A multiple coloring composition system is disclosed whose coloring effect is changed upon treatment with a second coloring composition, once the second coloring composition has been deposited over the undercolor coloring composition. The multiple ink system comprises: (a) an undercolor aqueous coloring composition comprising an undercolor dye whose coloring ability is destroyed in the presence o...

A compound system and process for mapping the urethra of a male patient to detect prostate and urinary problems; evaluation of any problems found; a reinforcement insert for the prostate custom fabricated from the mapped data to alleviate any problems found; means for placing the reinforcement insert into position within the patient; and means for removing the reinforcement insert when needed; are...

A bulk material container includes a shell. Disposed in the shell is a flexible liner for containing material to be dispensed. The upper wall of the flexible liner is clamped or pressed between the rim flange at the top of the shell and the rim flange of a removable top for the container. In a modified bulk material container, the top wall of the flexible liner is detachably secured to the undersi...

A tool driver having a shaft with a longitudinal axis and opposite ends. A boss is positioned at one of the ends. A tool collet is positioned at the other of the ends. The boss has a bore extending axially thereof forming debris cavity. An actuator on the shaft. A pair of oppositely disposed pins on the actuator. The pins are movable in relation to the boss in response to movement of the actuator....