FIELD: metallurgy; steels for cold treatment. ^ SUBSTANCE: proposed steel has the following composition, mass-%: 1.25-1.75 (C+N); at least 0.5%C; 0.1-1.5% Mn; 4.0-5.5% Cr; 2.5-4.5% (Mo+W/2); maximum 0.5%W; 3.0-4.5% (V+Nb/2); maximum 0.5%Nb; maximum 0.3% S; the remainder being iron and unavoidable admixtures. Microstructure of steel in hardened and tempered state contains 6-13 vol-% of vanadium-enr...

FIELD: textile industry. ^ SUBSTANCE: invention relates to manufacture of nonwoven fabrics possessing sorption ability and can be used in making various-modification filters suitable for cleaning liquid media. Impregnating composition contains blend constituted by latexes based on rigid chain- and flexible chain-nature copolymers taken at ratio between 95:5 and 50:5, respectively, solid filler, an...

FIELD: non-woven roll material used for reinforcement of road coating. ^ SUBSTANCE: non-woven roll material has groups of longitudinal and transverse filaments defining multilayer structure and arranged at an angle to one another. Longitudinal and transverse filaments are held by means of binder and spaced apart from one another by predetermined gap. Group of longitudinal filaments is divided into...

FIELD: oil production, particularly survey of boreholes or wells. ^ SUBSTANCE: method involves filling measuring vessel having calibrated volume with partly separated well product for predetermined time interval after flushing thereof with well product with gas pipeline communicated with collector and with closed liquid discharge pipeline, wherein the time interval is set from maximal device outpu...

FIELD: oil production, particularly survey of boreholes or wells. ^ SUBSTANCE: method involves filling measuring vessel having calibrated volume with partly separated well product for predetermined time interval after flushing thereof with well product with gas pipeline communicated with collector and with closed liquid discharge pipeline, wherein the time interval is set from maximal device outpu...

FIELD: systems for selling goods and services to population, using network technologies. ^ SUBSTANCE: in accordance to invention, in unified informational consolidating center, data input/output and identification block is meant for identification of user being buyer, seller, manufacturer, activation of controlling software block, for access to blocks of unified informational consolidating center ...

FIELD: medical information technologies. ^ SUBSTANCE: in accordance to method, medical databases are created and regularly updated; informative characteristics of patients health condition are formed on basis of case histories in medical databases; on basis of detected informative coefficients, deciding rules are created, considering cause-effect connections between pieces of medical information a...

FIELD: electrical engineering; secondary chemical current supplies. ^ SUBSTANCE: proposed lead storage battery has jar accommodating bipolar electrodes with frames separated by electrolyte layer which are connected in series to set up desired voltages and have even number of members and those connected in parallel to enhance electric capacity and have even number of layers, as well as current lead...

FIELD: well survey, particularly to determine thermal properties of rock seams surrounding wells during well drilling or cased wells, as well as to detect technical conditions of wells during well operation and downhole equipment operation regimes. ^ SUBSTANCE: device comprises three identical heat-sensitive sensors arranged along well axis at predetermined locations and adapted to measure the sec...

FIELD: engineering of equipment for lowering and lifting geophysical devices in wells with excessive mouth pressure. ^ SUBSTANCE: the weight contains a set of sections, each one of which is made in form of a pipe, filled with substance having high specific weight, while sections are coupled with each other, with a device and catching head. Each section of the weight has threaded tips, and catching...

FIELD: geophysical well research, possible use for controlling cementing quality of casing strings in wells and main pipelines using dissipated gamma-radiation method. ^ SUBSTANCE: device contains measuring probe for gamma-gamma logging, including gamma-radiation source, immobile screen with circular collimation window for gamma-radiation source, gamma-radiation detector, positioned in the body in...

FIELD: polymer production. ^ SUBSTANCE: invention provides compositions for manufacturing air-permeable films showing elevated mechanical strength and microporosity. Bimodal polyethylene composition comprises: low-molecular weight ethylene homopolymer or copolymer of ethylene with one or more C4-C10-alpha-olefins, particulate filler (calcium carbonate), optionally olefin-based polymer (propylene/e...

Divan bed comprising an almost parallelepiped frame structure, a plurality of movable frames, each constrained and movable according to roto-translative motions from a closing to an opening position, wherein said frames in the closing position are sequentially folded one over the other, and in the opening position, are consecutively aligned, and a mechanism able to move said frames characterized i...

A mobile terminal and a screen changing method in the mobile terminal are discussed. The method in one embodiment includes selecting a function key on the mobile terminal, determining a type of the selected function key, and changing a current process displayed on one of a first and second display portions of a display of the mobile terminal according to the type of the function key determined in ...

FIELD: item-by-item issuing of tablets. ^ SUBSTANCE: proposed tablet dispenser has housing and inner part shifted into housing and arranged inside at limited travel. Inner part consists of tablet storage space and table issuing channel, and pull-back spring. Pull-back spring rests on housing base surface. Pull-back spring is made of original material of inner part made of polypropylene or of mater...

Disclosed is a methodology for reducing data processing time for data retrieved from a condition responsive sensor. During sensor manufacture, the manufacturer determines and stores calibration data for individual sensors in a database that associates sensor identification data and calibration data. The calibration data is later associated with a sensor data reading device that retrieves the calib...

FIELD: polymer mixtures and rubber industry. ^ SUBSTANCE: low-permeable elastomer composition useful in manufacturing pneumatic diaphragm such as inside shell of tire comprises elastomer, filler, stratified clay, polybutene softener having molecular mass 400 to 10000, and curing agent. Elastomer can be random copolymer including unit derived from C4-C7-isomonoolefin and can be selected from haloge...

A process for making aluminosilicates of zeolite N structure comprising the steps of: (i) combining a water soluble monovalent cation, a solution of hydroxyl anions and an aluminosilicate to form a resultant mixture having a pH greater than 10 and a H₂O/Al₂O₃ ratio in the range 30 to 220; (ii) heating the resultant mixture to a temperature of between 50° C. and boi...

FIELD: technology for creating a spatial image of scene or object. ^ SUBSTANCE: in accordance to method, several types (Ac) of scene or object are decomposed on several separate elements (ackl) carrying visual information, which are reproduced with possible visual perception on image-reproducing elements (alphaij), while neighboring alphaij emit visible radiation with different wave lengths (lambd...