PURPOSE:To easily detect the shape and depth of a part having poor adhesion in an optional shape even when the material constant is unknown by finding the vibration mode of the resonance of the surface of a body to be inspected by an optical interference method and finding the current resonance frequency. CONSTITUTION:The beam from a laser light source 5 is split into two by a beam splitter 2 and ...

A method and apparatus for producing particulate directly from a supply of molten material by the use of a rotating member having discrete serrations in the periphery thereof. The leading surfaces of the serrations contact the molten material and propel a portion into a cavity formed by the surfaces of the serration while under the effect of a surface of a dam means, in proximity to which the serr...

The invention concerns novel compounds of the formula I I wherein: W are selected from the group consisting of: the groups R5-CO- and R5-CS- wherein: R5 is selected from alkenyl, alkynyl, benzyl, phenyl, substituted alkyl, substituted alkenyl, substituted alkynyl, substituted benzyl, substituted phenyl and the acetal, hemiacetal, oxime, imine and Schiff base derivatives of the group R5-C...

This invention consists of a procedure to manufacture shaped products composed at least partially of an expanded material (14-16-25-30), such expanded material being obtained by starting with at least two components (11-17) of which at least one (11) is able to expand and at least partially to cure or harden when brought into contact with the other component (17), the two components (11-17) being ...

Perfluoropolyether microemulsions of the oil-in-water or water-in-oil type, consisting of perfluoropolyethers having an average molecular weight of from 1,500 to 10,000, the end groups of which are at least partially of the functionalized type, optionally containing peroxide bridges in the chain and consisting of mixtures of products having different molecular weights, of a perfluorinated surfacta...

Microemulsions of the water-in-oil type (w/o) capable of effecting ionic electric transfer and material interphase transfer, wherein the oily phase consists of a perfluoropolyether having perfluoroalkyl end groups or functional end groups of the hydrophilic type, said microemulsions being obtained by using perfluorinated surfactants, in particular having a perfluoroalkylpolyether structure, and/or...

A pump off/gas lock motor controller for electrical submersible pumps (ESP) uses a flow rate or flow/no-flow sensor to shut down the ESP when it no longer is pumping fluid so that damage to the ESP is avoided.

PURPOSE:To facilitate manufacture of wire material of superconductive wire, make processability of the wire material good and prevent time-based deterioration of superconductive characteristics by disposing glass material tightly attached on the outer side of ceramic-based superconductive matter. CONSTITUTION:Particles of oxide of each of Ba, La, Cu are packed in the inside of a quartz glass tube ...

PURPOSE:To reduce reaction of ceramic-based superconductor with conductive matter in a sintering process and prevent deterioration of superconductive characteristics by coating the surface of the ceramic-based superconductor with electricity insulating matter including fibers of basic oxide in a predetermined quantity and consisting of heat-resistant inorganic insulating matter for the rest. CONST...

PURPOSE:To dispose a layer of insulating matter on the outer side of superconductive matter so as to obtain a superconductive moulded matter easily without providing a coating layer of insulation. CONSTITUTION:At the outer side of superconductive matter 1 consisting of an alkali soil metal, a rare earth element and a copper oxide is provided a layer of peroxide insulating matter 2 consisting of an...

PURPOSE:To reduce change of the composition ratio of oxide superconductive matter of oxide superconductive material filled in an outer tube to be heated and baked by disposing an oxide film between the outer tube and the oxide superconductive material. CONSTITUTION:An oxide film is provided by oxidation of the inner wall of an outer tube 2, or a cylindrical oxide film formed of sheet-like oxide is...

PURPOSE:To make it possible to manufacture a long superconductive wire with a high critical temperature by coating the circumference of a core wire with mixture of powders of oxide superconductive material and powders of copper oxide and immersing the core wire in molten pool so as to obtain superconductive matter from the powders. CONSTITUTION:Copper is charged into a crucible 6 and fused to be m...

PURPOSE:To make it possible to manufacture a superconductive wire economically and effectively by heating part of a preform of superconductive matter up to around its fusing point and draw the wire from the heated part. CONSTITUTION:Part of a preform of superconductive matter is suspended in an oven 26 by means of a chuck 24. A resistance coil 44 is connected with a power source to generate heat, ...

PURPOSE:To uniformalize superconductive characteristic independently of directions and stringthen bonding power by interposing a covalent bonding semiconductor thin film layer in the connection between an oxide superconductor film of a crystal structure on the basis of perovskite model and a prescribed superconductor film or normal conductive metal. CONSTITUTION:In order to form a Mo film, for exa...

PURPOSE:To obtain a porcelain of superconductor having high gravity and small resistivity at room temperature, by producing a molded article of porcelain composition having a specific composition by using a raw material to become an oxide by thermal decomposition and calcining the molded article in an oxygen atmosphere having a given oxygen concentration. CONSTITUTION:A starting raw material (e.g....

PURPOSE:To contrive to improve chemical stabilization and mechanical strength of ceramic superconductivity-forming material, by covering the whole surface and inner void part of the material with an organic resinous substance. CONSTITUTION:Wax or an organic resinous substance of epoxy resin is prepared. The whole surface and inner void part of ceramic superconductivity- forming material of an oxid...

An arrangement for cooling a synthetic gas, generated in a gasification reactor, by means of a quenching cooler. The cooler is positioned below the outlet from the reactor and comprises a refrigerated inner jacket (5) surrounded by a pressurization jacket (1) and accommodating a water sump (6). There is an intermediate section (3) between the inner jacket and the outlet from the gasification react...