PURPOSE:To guide and analyze a flame image easily in safety by installing an optical fiber having different spectral characteristics and a photodetecting element which converts the output light of the optical fiber into an electric signal at the projection terminal of fibers constituting each group. CONSTITUTION:A filter 25 having different spectral characteristics, i.e. light transmission charact...

A conductor guide assembly for conductors of an offshore well platform having a jacket with an interior pile for extending from a sea bed to above a water level which is over the sea bed. In accordance with one inventive feature, a first guide mechanism comprising a plurality of vertically spaced supports which hold the tubular conduits within the interior pile is assembled in a plurality of secti...

PURPOSE:To detect accurately machined openings by providing a reciprocally movable detecting element which stands in a position across an optical path and detects the beam coming from a light source through a machined part of a workpiece to be machined after completioi of drilling work. CONSTITUTION:When drilling by laser beam on side walls of a workpiece 15 has been completed, a signal of machini...

The application deals primarily with the guidance and positioning of a travelling automatic servicing device (16) relative to a plurality of operating stations (12), e.g. of a spinning machine, which are to be serviced thereby. Aspects of the communication of information between the device and the stations are also dealt with insofar as they are associated with the guidance and positioning feature...

Moldings are described which are composed of a silicic acid with a layer structure, or salts thereof with the general formula (H,M)2SiyO2y+1, or the corresponding hydrates, M representing lithium, sodium, potassium or ammonium and y being 1.7 to 24. They can be prepared for example by extruding pulverulent layer silicic acids, or salts thereof with the general formula (H,M)2SiyO2y+1, or the corres...

An oriented multilayer heat sealable film structure comprising a polyolefin film substrate, a layer of a random copolymer of ethylene and propylene, a primer layer on said copolymer layer and a layer of heat sealable vinylidene chloride polymer on said primer layer. The method of preparing said structure includes aging said structure at a temperature and for a time resulting in increased heat seal...

A power drive system for controlling the transmission of power from a prime mover such as a diesel engine (40) to a load such as the epicyclic transmission (50) of a track-laying vehicle comprises an hydraulically operable multiple dry-plate clutch (20), an electro-hydraulic valve (64) connected to operate the clutch, and a microprocessor control system (60). The microprocessor responds to the thr...

A solvent-resistant barrier coating is used beneath a polyurethane top coat, for example for coating aircraft. The barrier coating comprises a film-forming addition polymer comprising units of a vinyl aromatic monomer and units of a monomer containing a hydroxy alkyl group and a polyisocyanate containing at least 2 isocyanate groups per molecule. The addition polymer has a hydroxyl content in the ...

METODO DE PREPARACION DE ESMALTADOS DE CAPAS MULTIPLES, QUE CONSISTEN EN UNA CAPA DE FONDO DE REVESTIMIENTO QUE SE DEPOSITA CATODICAMENTE, Y QUE, COMO MEDIOS LIGANTES CONTIENE RESINAS ARTIFICIALES POLIMERIZABLES TERMICAMENTE Y UNA CAPA SUCESIVA CON BASE DE DISOLVENTES.CONSISTE EN DEPOSITAR CATODICAMENTE LA CAPA DE FONDO; ENDURECERLA PRACTICAMENTE DE MODO COMPLETO A UNA TEMPERATURA COMPRENDIDA ENTR...

An apparatus and process for liquefying natural gas using two closed-cycle, multicomponent refrigerants; a low level refrigerant which cools the natural gas and a high level refrigerant which cools the low level refrigerant wherein the improvement comprises phase separating the high level refrigerant after compression and fully liquefying the vapor phase stream against external cooling fluid after...

PROCEDIMIENTO DE FABRICACION DE UNA HOJA O PLANCHA COMPUESTA A BASE DE FIBRAS MINERALES DISCONTINUAS.CONSISTENTES EN: IMPRIMIR ENTRE 1 Y 100 BARES, Y A UNA TEMPERATURA SUFICIENTE PARA POLIMERIZAR EL LIGANTE, UNA MEZCLA DE FIBRAS DE VIDRIO, ROCAS LIGADAS CON UNA RESINA TERMOENDURECIBLE ELEGIDA ENTRE RESINAS FORMOFENOLICAS, RESINAS MELAMINOFORMOL, Y LAS RESINAS UREA-FORMOL, CON UN CONTENIDO EN FIBRA...

EP--96182 A A tag or marker is secured to an article to be protected against theft and responds to an interrogations signal from transmitting appts. situated at the exit door, cashier or check-out station. The marker consists of ductile strips of magnetostrictive ferromagnetic material. Each strip is disposed adjacent to a ferromagnetic element which, upon being magnetised, magnetically biases the...