FIELD: mining, particularly electric spacers adapted to transmit drilling direction information. ^ SUBSTANCE: covering comprises steel substrate, damping layer, insulation layer and glass tissue layer, which are overlapped and connected to the substrate. The damping layer has nickel-aluminum base and is applied by gas-thermal spraying method. Insulation layer is formed of metal oxides, for instanc...

FIELD: oil production industry, particularly to perform automatic control of multipay hydrogeological well de-mudding. ^ SUBSTANCE: device comprises immersed pump with lift string and bypass pipeline with electromagnetic valves adapted to activate hydraulic cavitators arranged in filter of each water-carrying formation zone. Arranged in well is dynamic level meter. Flow meter, which detects extrac...

A method for forming lead-acid batteries ( 2 ) that comprises the following stages: a first electrolyte ( 7 ) at a given concentration and constant temperature is collected from a first tank ( 5 ); said first electrolyte ( 7 ) is distributed to the batteries; said first electrolyte ( 7 ) is circulated continuously at predetermined and substantially constant concentration and temperature for a pres...

The present invention provides methods of producing polyurethane and polyisocyanurate foams comprising reacting and foaming a mixture of ingredients that react to form a polyurethane or polyisocyanurate foam in the presence of a catalyst solution comprising a catalyst solvent and about 60 wt % or less, based on the total weight of the catalyst solution, of alkali metal salt. Also provided are foam...

FIELD: production of concrete or mortar on base of vegetable filler. ^ SUBSTANCE: proposed method consists in production of concrete or mortar on base of vegetable filler, mineral binder, non-hydrogenated fine-ground mineralizer and tempering water with the use of vegetable filler containing considerable amount of fibrous particles, 0 to 5 mm in diameter and 5 to 40 mm in length or lesser than 5 m...

FIELD: mechanical engineering. ^ SUBSTANCE: invention relates to designing and manufacturing of hydraulic cylinders from moldable deformable aluminum alloys. Proposed method includes manufacture of hydraulic cylinders from moldable deformable aluminum type 31 and/or 33, 35, 37. Hydraulic cylinder is made in form of combination housing with mounting threaded holes, cylinder threaded hole and combin...

A method for determination of the zero error of a Coriolis gyro. Appropriate disturbance forces are applied to the resonator of the Coriolis gyro such that at least one natural oscillation of the resonator is stimulated that differs from the stimulating and read oscillations. A change in a read signal which represents the read oscillation and results from the stimulation of the at least one natura...

The present invention relates to a method for linking a biological sample in a collection and/or information related to a biological sample in collection with information from the donor of that biological sample, comprising: the public request or call for information from the donors of the biological samples; the determination of one or more biological characteristics of a donor responding to the ...

There is described a method of controlling a continuously variable ratio transmission of the type comprising a continuously variable ratio unit (“variator”) which has rotary input and output members though which the variator is coupled between an engine and a driven component, the variator receiving a primary control signal and being constructed and arranged such as to exert upon its input and out...

A method and system for the systematic evaluation and rating of technical equipment using a data processing device ( 20 ), which works together with at least one data memory ( 21 ) and has an input ( 22 ) and display device ( 23 ), in which, step-by-step for the particular technical equipment, at least one first data set having economically relevant input parameters and at least one second data se...

A polymer sheet having enhanced blocking resistance properties comprising a bifunctional surface modifying agent disposed at a surface of the plasticized polyvinyl butyral sheet. The bifunctional surface modifying agent comprises an anti-blocking segment comprising a polyethylene block or a hydrocarbon chain block and a compatibility segment comprising a poly(alkylene glycol) block. A method of ma...

A polymer sheet having a bifunctional surface modifying agent deposited on the surface of the sheet and a method of manufacturing a polymer sheet having a bifunctional surface modifying agent on the surface of the sheet. The polymer sheet preferably comprises polyvinyl butyral, a plasticizer incorporated into the polyvinyl butyral, and a bifunctional surface modifying agent disposed as a coating o...

The invention relates to automated systems for storing single-piece materials and can be used for automated warehouse devices for storing single-piece materials. Said invention makes it possible to increase the efficiency of storage of values by organising the single-piece matrerial storage in a random order and by extracting said values in a an order of necessity. The inventive system for automat...

FIELD: electrical engineering; production of magnesium diboride based high-temperature superconductors. ^ SUBSTANCE: proposed method for producing single-core and multicore superconductors for critical current density includes production of hollow metal ampoule, its filling with powder in the form of mixture of stoichiometric composition incorporating homogeneous granulated magnesium having clean ...

This invention relates to a method for forming a three dimensional sintered body (100) comprising the steps of a) providing a basic mould having a configuration adapted to the sintering body that is to be produced, b) treating the surface of the basic mould to facilitate application of a first surface layer (130) of the sintered body (100), c) applying powder particles (131) onto the basic mould, ...

FIELD: manufacture of porous sound-absorbing ceramic bricks, tiles or slabs possessing high sound-absorbing properties in wide range of frequencies. ^ SUBSTANCE: proposed porous sound-absorbing article is made from porous ceramic material with communicating pores at specific gravity of 0.5-1.0; for obtaining such material, 100-200 parts by weight of at least one sintered material is added to 100 p...

FIELD: the invention refers to a mode of measuring of a level of the filling in a reactor in continuous modes of polymerization. ^ SUBSTANCE: the mode consists in measuring of corresponding boundary of division of phases in a reactor with the aid of ionizing radiation. At least one measuring arrangement is used. It has a source of radiation which emits ionizing radiation and a detector. The measur...

The method involves embedding an electronic module with an insulating material. A conducting zone is provided on the insulating material such that the zone receives interconnection unit of the electronic module. The conducting zone has an interconnection structure that allows to support the electronic module on printed circuit. The interconnection structure has an interconnection point extending o...

FIELD: artificial fibers. ^ SUBSTANCE: process comprises treating fibers at least partially cleaned with the aid of biocyde-effective amount of biocyde composition selected from group consisting of didecyldimethylammonium chloride, didecyldimethylammonium bromide, water-soluble copper salts, and mixtures thereof. When dried, fiber exhibits improved biostability and can be improved (refined) withou...