A radiographic apparatus contains at least one source and at least one detector bank mounted on respective concentric annular rings; the patient's body being disposed inside the smaller ring. The rings are rotated in opposite directions and at such respective angular velocities that the effect of a lateral sweep of the detectors and source across the body is achieved with purely rotational movemen...

PURPOSE:To improve stability of a vehicle in the case that the vehicle is loaded with a light load, and improve the traveling property in the case that the vehicle is loaded with a heavy load, and aim at the compatibility by forming a device so as to select at least two kinds of differential limit characteristic having different control gains in response to a weight of a live load of the vehicle. ...

PURPOSE:To eliminate the tight corner braking phenomenon at the time of turning traveling by generating a normal directional differential between an outer wheel side output shaft, of which turning locus is large, and a rotary housing and a reverse directional differential between an inner wheel side output shaft, of which turning locus is small, and the rotary housing. CONSTITUTION:A rotary housin...

PURPOSE:To avoid hardness of escape of driving wheels from the stuck condition to be caused by lower of the output of an engine in the case that slip of the driving wheels exceeds mote than a predetermined value and the driving wheels are fallen into the stuck condition by switching a control quantity to a correction control quantity for reducing a change of the output of the engine. CONSTITUTION:...

PURPOSE:To enhance adhesion to a pole plate and improve battery performance by using a layer separator, which is formed by sticking glass separators to the surfaces of a mat separator that acid proof non-organic powder and fiber are mainly mixed, as a electrolyte support. CONSTITUTION:15wt.% polyester fiber, 15wt.% glass fiber and 70wt.% silicic acid (cilica) are dispersed into water, and adsorben...

The parasol has a polygonal and preferably rectangular cloth forming a continuous surface. The cloth has no fixing points at the centre, and is held taut by a combination of variation of the vertical distance between the highest point on the central column and the tension occurring at the mounting points along its periphery. A structure is provided to prevent twisting in relation to the column.

PURPOSE:To provide an EL element capable of displaying a large area and high accuracy by reducing resistance with a metal wire provided contiguously with a transparent electrode, thereby restraining scattering in current values flowing in picture elements. CONSTITUTION:On a glass substrate as an anode 2 an ITO(indium tin oxide) film is formed with the width of 1mm and thickness of about 200nm. The...

PURPOSE:To recover the objective compound by mixing an aqueous solution of a pyridine derivative to a mixture containing methylnaphthalene, especially cracked light-oil fraction, to form a complex, stirring the aqueous layer after addition of a volatile organic solvent and evaporating the solvent from an organic solvent layer. CONSTITUTION:Cracked light-oil fraction, etc., containing methylnaphtha...

PURPOSE:To obtain the objective compound by mixing an aqueous solution of an aromatic sulfonic acid or its salt to a mixture containing naphthalenes, especially cracked light-oil fraction, to form a complex, stirring the aqueous layer after addition of a volatile organic solvent and evaporating the solvent from an organic solvent layer. CONSTITUTION:Cracked light-oil fraction, etc., containing nap...

PURPOSE:To recover the objective compound by mixing an aqueous solution of an aromatic alcohol to a mixture containing methylnaphthalene, especially cracked light-oil fraction, to form a complex, stirring the aqueous layer after addition of a volatile organic solvent and evaporating the solvent from an oil layer. CONSTITUTION:Cracked light-oil fraction, etc., containing methyl-naphthalene is mixed...

In a process for controlling the particle sizes of polymers based on styrene and, if desired, copolymerisable monomers by suspension polymerisation, at least 70 % of the monomers, based on the total amount of monomers employed, are first polymerised in aqueous suspension in the presence of the dispersant, initiator and other additives, to a conversion of at least 70 % by weight, and the remaining ...

An open-celled foamed polymer of an olefine or butadiene having a high open-cell ratio and a high degree of expansion is produced by blending the polymer with a chemical blowing agent and a cross-linking agent and shaping the blend whilst maintaining its gel percent at zero, decomposing the cross-linking agent and blowing agent concurrently by heating the composition under atmospheric pressure in ...

The invention relates to a process for producing articles from ethylene polymer with an intrinsic viscosity (IV) of at least 4 dl/g measured in decalin at 135 DEG C, with a low density of entanglement, starting from a composition comprising the ethylene polymer and an auxiliary, which composition is pressed through an opening below the melting point of the ethylene polymer, which auxiliary is a n...

In a process for controlling the particle sizes of polymers based on styrene and, if desired, copolymerisable monomers by suspension polymerisation, at least 70 % of the monomers, based on the total amount of monomers employed, are first polymerised in aqueous suspension in the presence of the dispersant, initiator and other additives, to a conversion of at least 70 % by weight, and the remaining ...

A process for the preparation of an alkenyl aromatic polymeric foam body. The process comprising using water-containing organic vegetable matter as a blowing agent in combination with a volatile fluid foaming agent.

O.Z. 4521 : Process for controlling the particle size of expandable styrene polymers by suspension polymerisation A process for controlling the particle size of polymers based on styrene and optionally copolymerisable monomers by suspension polymerisation is described. At least 70%, based on the total amount of monomers used, of the monomers are initially polymerised in aqueous suspension in the p...

The compound for the correct taking of dental impressions is in a liquid solution and includes a surface-active substance, compatible with silicone materials, combined with a solvent. A very light color and a flavoring agent are advantageously added.

In a run length limited block coding method in which blocks of m data bits are converted to blocks of n1 information and n2 separation bits (n = n1 + n2>m). The blocks of bits satisfying the requirement of being (d, k) run length limited, the blocks of separation bits BSi between each of the blocks of n-information bits Bli are chosen, in those cases where the format is not prescribed by the (d, k...

An electrically heatable transparent panel (1) comprises spaced electrically conductive bus strips (2, 3) interconnected by electrically conductive heating means (4) deposited on a substrate (5) of glazing material. To reduce the visual obtrusiveness of the heating means (4) as compared with linear heating elements as conventionally used in heatable rear windows or motor vehicles, and for other pu...

The invention relates to a device for aerating fluids, esp. waste water which has to be biologically treated. Water to be treated passes through a ventilation channel with aeration units for distribution of air. The separate aeration units are located near the base of the channel and have a flat upper surface parallel to the channel base. Air permeable elements are located in recesses in the aerat...