FIELD: oil and gas producing industry; particularly, methods of detection of faulty sealing of flow string provided with tubing pipes. SUBSTANCE: method provides for registration of flow rate of pumped fluid by two flowmeters of similar design and calibrated at preset pressure. Fluid is pumped with help of autonomous pumping unit, for instance, of cementing pumping unit of TsA-320 m type. One of f...

FIELD: measurement technology; applicable in determination of tension of flexible organ, for instance, rope used in oil and gas producing industry. SUBSTANCE: method includes producing of deformation of flexible member, conversion of deformation of flexible member, conversion of deformation into electric signal containing information on flexible organ tension. Deformation of flexible member instal...

FIELD: well research; designed for determination of longitudinal profile and physico-chemical properties of heavy hydrocarbon and salt deposits on walls along flow string, and also for rock sampling from walls of uncased well. SUBSTANCE: method includes lowering on rope of multisectional sampling device into well flow string filled with fluid; sectional sampling of solid deposits from flow string ...

FIELD: wind-power engineering; windmills with plurality of windwheels. SUBSTANCE: windmill has horizontal shafts each mounting two bladed windwheels; center lines of shafts are parallel to each other so that blades of one windwheel on shaft of each adjacent pair of shafts are disposed between blades of two windwheels of other shaft; each blade is of trapezoidal shape with aperture angle equal to h...

FIELD: trading; wholesale and retail trade. SUBSTANCE: method includes organization of sales database, disposition of commodities on special-purpose means wherein selling rating of each commodity is determined by statistical processing of database on sold article report for predetermined time interval, each article to be sold is disposed on special facility in ascending or descending order of comm...

FIELD: motor-car industry. SUBSTANCE: invention provides method for recovering sum of precious metals from scrap of automobile catalysts by transforming platinum metals into water-soluble state, which is achieved through preliminary moistening of catalyst with aqueous hydrochloric acid followed by oxidative dissolution with known oxidants, for example with nitric acid or hydrogen peroxide solution...

FIELD: building materials. SUBSTANCE: invention relates to preparing concrete used for hydrotechnical objects and hydroinsulation of underground constructions. Method for preparing high-sort water-resistant concrete including stirring cement, sand, gravel, water and bentonite clay as a microaddition involves the use of bentonite clay of 14-th layer of East flank of Tagansky deposit in East Kazakhs...

FIELD: shaving devices. SUBSTANCE: safety shaving device includes elongated housing having at least one shaving blade arranged on it and safety surface placed in front at least of one blade. Each blade has cutting edge passing along upper surface of housing upwards relative to it. Solid circular fixing attachment engaging with opposite ends of each blade is arranged on upper surface of housing alo...

FIELD: textile industry. SUBSTANCE: superlight material comprises nonwoven web of fibrous structure composed of separate fibers or filaments. Weight of basic portion of material is less than 13.5 g/sq.m. Pattern of connected zones is formed on surface of basic portion of material. Web has dimensional stability characterized by factor calculated by multiplying Puasson coefficient of nonwoven materi...

FIELD: radio electronics. SUBSTANCE: invention can find use in manufacture of devices on surface acoustic waves. Filter on surface acoustic waves incorporates piezoelectric acoustic line carrying input and output interdigital converters of surface acoustic waves placed on its working surface. Sound absorbing material is deposited on edges of acoustic line. Element scattering volumetric acoustic wa...

FIELD: transcorneal system for drug release. SUBSTANCE: the system has a reservoir for drug, device provided with microneedles or microblades, having a length at least of 10 mum and communicating with the reservoir with the aid of a connection conducting liquid for active transportation of drug through the microneedles or along the microblades, and a means for the release of the drug through the m...

FIELD: absorbing gas by liquid. SUBSTANCE: gas-liquid contact plate has several rows. Both sides of plate are provided with wrinkles at equal interval in row. Adjacent rows have repeated opposite wrinkles; wrinkles have holes for connecting the front surface with rear surface between adjacent rows. Such contact plate possesses high degree of wettability. EFFECT: enhanced efficiency of gas-liquid c...

FIELD: solar-power engineering; solar power plants or individual units for solar-to-electric energy conversion. SUBSTANCE: solar power plant has bearing structure that mounts double-arm lever and cylindrical solar concentrator built of set of planar mirror facets, and linear concentrated-beam receiver mounted on lever along focal line of cylindrical concentrator; novelty is that rectangular prism ...

FIELD: devices designed for using helium heat of motor roads and town streets. SUBSTANCE: device designed to take helium heat off large areas of roads and for reducing emergency situations has pipes carrying circulating water which are made in the form of manifold installed below windmill in draft tube vertically arranged throughout entire road width and communicating with gallery occupying part o...

FIELD: nuclear power engineering; fuel pellet manufacture. SUBSTANCE: fuel pellet pressing unit has removable loose-material mixing container, molding-powder charge bin, batcher, and press with multiple-way system incorporating die, top and bottom punches. Molding-powder charge bin is provided with glove-box installed in its top part. Glove-box accommodates molding-powder chute extensible through ...

FIELD: power engineering; reactive power correction in ac supply mains. SUBSTANCE: system has two devices 1 and 2 using similar circuit arrangement and incorporating same functional components. Device 1 has diode-bridge converter 3 connected to ac mains phases A, B, C through capacitor banks 4, 5, 6 and reactors 7, 8, 9. Bridge-type converter is shorted out on dc side by means of thyristor 10, by ...

The invention concerns a suction muffler for a refrigerating machine with a housing, in which at least one chamber is arranged and which has an inlet opening (7), an outlet opening and an oil discharge opening.It is endeavoured to avoid that too much oil remains in the chamber.For this purpose, an oil collecting room is arranged to be connected to the bottom end of the chamber, the oil discharge o...

FIELD: cosmetics. SUBSTANCE: invention provides cosmetics-destination nanodispersion containing membrane-forming molecule, common emulsifier, and lipophilic component, which dispersion is prepared by mixing all components to form homogenous transparent fluid and adding the latter to aqueous phase of cosmetics-destination composition, the both operations being performed with no additional energy su...

CARACTERIZADO POR COMPRENDER LOS SIGUIENTES ELEMENTOS: A)DOS TERMINALES DE ENTRADA PARA RECIBIR LA ENERGIA ELECTRICA; B)UN CIRCUITO CORRECTOR DE POLARIDAD PARA CORREGIR ERRORES EN LAS SENALES DE ENTRADA FORMADO POR UN PUENTE DE SILICIO U OTRO MATERIAL; C)DOS SISTEMAS DE ALMACENAMIENTO, UNO PARA EL CONTADOR Y OTRO PARA EL SISTEMA DE DISPARO; D)UN CIRCUITO REGULADOR DE TENSION DE VOLTAJE, FORMADO PO...