The remote control includes a transmitter in which a predetermined code is stored in an encoder 101. An oscillator-driver circuit 102 is connected to the encoder to produce an electromagnetic wave which is modulated in accordance with the stored code. The modulated wave is transmitted through an antenna 103. A cooperating receiver has an antenna to receive the transmitted electromagnetic wave. The...

Improvement in the cetane number of straight distillation gas oils by bringing the said gas oils into contact either with hydrogen peroxide in the presence of a carboxylic acid or with a percarboxylic acid in the presence or absence of hydrogen peroxide.

A bead reinforcement (1) comprises flat wires with a carbon content above 0.80 per cent. Preferably the bead reinforcement is of the n x m package type. The reinforcement comprises steel wires which form n plies lying side by side in axial direction. The plies consist of m radially extending layers and each ply is radially shifted over a fraction of the thickness of a steel wire with respect to an...

PCT No. PCT/EP90/00581 Sec. 371 Date Dec. 21, 1990 Sec. 102(e) Date Dec. 21, 1990 PCT Filed Apr. 12, 1990 PCT Pub. No. WO90/12841 PCT Pub. Date Nov. 1, 1990.The present invention is related to polyurethane foam materials, pores thereof being free of halogenated hydrocarbon compounds, in particular free of CFCs, and a process for producing the same wherein no halogenated hydrocarbon, in particular ...

A side-loading all-terrain fork lift vehicle for handling heavy loads which are long relative to their width, e.g., junked cars, and are stored in multi-level racks separated by narrow aisles and having restricted vertical clearance between levels. The vehicle body, which is about 28 feet long, has a longitudinal, low-slung, load-carrying frame section in front of an operator's cab and at its fron...

A down-hole decelerator for decelerating a device dropped down a borehole in a drilling mud column has an elongate casing immersible in the mud flow with its longitudinal axis along the axis of the borehole. A plunger is slidable axially within the casing to vary the volume of two chambers within the casing and terminates outside the casing in a nose for impacting on a landing plate within the bor...

PURPOSE: To produce a uniform polymethyl methacrylate layer by applying a soln. of a polymethyl methacrylate in an ester of lactic acid on a substrate and evaporating the ester. CONSTITUTION: A metallic thin layer 2 of copper or the like is formed on a semi-conducting substrate 1 of silicon or aluminum oxide ceramic. A soln. of a polymethyl methacrylate in an ester of lactic acid is applied on the...

Expandable styrene polymers of from 95 to 99.5% by weight of polystyrene and from 0.15 to 5% by weight of a styrene-soluble styrene/acrylonitrile copolymer having a total content of not less than 0.15% by weight of acrylonitrile, which contain from 3 to 10% by weight of a C3-C6-hydrocarbon and may contain conventional additives, give foams which do not shrink. The said styrene polymers can be prep...

A water resistant and thermally insulating silicate article is produced using a starting mixture having the oxidic composition: from 62 to 68% SiO2; from 1.5 to 5% Al2O3; from 5 to 10% B2O3; from 0.1 to 0.5% CaO+MgO and from 21 to 26% by weight Na2O, all percentages being expressed on a weight basis, and subjecting the mixture to baking at a temperature of 600 to 700 DEG C. The oxidic composition ...

Dans un procédé dans lequel on ajoute au milieu de fermentation un liquide pour précipiter les polysaccharides, on les sépare, on les lave avec un liquide organique qui avantageusement sert aussi de liquide de précipitation, on les sépare puis on les sèche, on effectue en gros la séparation des particules de polysaccharides après leur lavage, on les maintient en mouvement avec addition d'eau et...

L'invention concerne un cylindre de roue pour frein à tambour, comprenant un corps 2 pourvu d'un alésage longitudinal, deux pistons 4, 6 coulissant en sens opposés vers l'extérieur dans l'alésage sous l'effet d'un fluide sous pression introduit entre les pistons 4, 6 à l'encontre des ressorts de rappel des segments du frein, et un moyen limitant la course de retour des pistons lors du relâcheme...

The system comprises a set of memories (2) termed files, on the one hand containing identifiers for transporters, for shippers, for services of each transporter, for documents required to accompany each shipment and for authorisations for each shipper with regard to the transporters and the services, and on the other hand receiving characteristics relating to each shipment, a programmed control un...

In the manufacture of PVC cellular plastic, a liquid plastic mixture is admixed with fibres in an amount of at most 1 percent by weight fibres, preferably carbon fibres having a length of about 1 cm, which fibres are distributed in the expanded cellular plastic isotropically with respect to both position and alignment. The cellular plastic is effective to dampen electromagnetic radiation within th...

An electrolytic treatment method and a unit in which such a method is practiced are provided wherein heavy metal hydrous oxides are precipitated and recovered from a dilute waste stream to render the waste stream suitable for discharge. The waste stream is passed into the cathode chamber of an anion exchange membrane delineated electrolytic cell and subjected to high current density electrolysis t...

A highly rigid, impact-resistant molding, for which the melting point assignable to a syndiotactic polypropylene as measured by differential scanning thermal analysis at a temperature rise rate of 10 DEG C/min gives a single peak, is produced by melt molding a substantially syndiotactic homopolymer of propylene, a substantially syndiotactic copolymer thereof with a small amount of another olefin, ...

A water-based coating composition and method of making the same is disclosed. The composition includes a halogenated resin, a polyol, a surfactant, and an amine. It is suitable for coating a variety of substrates including polyolefinic substrates such as polypropylene, and operates without aromatic organic solvents.

A repair system comprising first and second webs (12, 14) preferably of textile material spaced apart from each other and attachable to the tissue to be repaired, a thread (28) passing at intervals between the webs, the webs being movable towards each other by pulling one or both ends of the thread.

An in-line blood sampling site is provided having a housing (558) with an access port (564) provided with a septum for receiving a blunt cannula (577). The housing has a blood inlet and a blood outlet communicating with the port and axially offset longitudinally of the access port to form a "Z" like configuration. This arrangement facilitates debubbling during filling of the line and ease of blood...

PCT No. PCT/SE89/00277 Sec. 371 Date Nov. 1, 1990 Sec. 102(e) Date Nov. 1, 1990 PCT Filed May 18, 1989 PCT Pub. No. WO89/11384 PCT Pub. Date Nov. 30, 1989.A sound absorbing and heat insulating fiber slab containing cellulose fibers which are bonded together with the aid of an inorganic, flame-proof binder is characterized in that the binder belongs to the group of polymeric silicates which dry at ...

PCT No. PCT/SE89/00277 Sec. 371 Date Nov. 1, 1990 Sec. 102(e) Date Nov. 1, 1990 PCT Filed May 18, 1989 PCT Pub. No. WO89/11384 PCT Pub. Date Nov. 30, 1989.A sound absorbing and heat insulating fiber slab containing cellulose fibers which are bonded together with the aid of an inorganic, flame-proof binder is characterized in that the binder belongs to the group of polymeric silicates which dry at ...