FIELD: working of monocrystals. ^ SUBSTANCE: method comprises positioning the substrate surface and chemical-mechanical polishing of the surface with an abrasion suspension and polishing paste. The oriented substrate is clamped on the plate made of a high-melting metal. The substrate is then polished with a polishing plate that is pressed to the substrates with a value of 1-2 kg/cm2 and rotates wi...

FIELD: oil industry, particularly to design optimal bottomhole pumping facilities for efficient well operation without well overhaul. ^ SUBSTANCE: method involves stopping well, decreasing liquid level in well; recording pressure recovery curve and processing obtained data. Liquid level in well is decreased by multistage swabbing operation up to well filling with reservoir fluid. Each swabbing sta...

FIELD: survey of boreholes or wells, particularly pressure-testing of injection well equipped with flow string. ^ SUBSTANCE: method involves providing well shutdown and well hookup; arranging seat for plug receiving in lower flow string part; providing flow string with lubricator at well head, wherein the lubricator has trap at upper lubricator end; dropping plug with socket for catcher receiving ...

FIELD: oil and gas production, particularly to investigate collecting properties of productive reservoirs to determine available reservoir porosity and permeability values at all oil and gas field development stages, for instance during selecting and usage of oil-extraction methods, oil resource calculation and so on. ^ SUBSTANCE: method involves operating injection and producing wells; performing...

FIELD: power engineering. ^ SUBSTANCE: device is designed for converting liquid or gas flow energy into electric energy. Proposed electric machine contains first stator and first rotor, first stator being arranged concentrically with first rotor and inner section of pipe. First rotor is made ring-shaped, and device aligning first rotor relative to first stator is provided with rolling members. Fir...

FIELD: invention refers to systems of life support and more concretely to life support systems in conditions of low latitudes and may find application at reclamation of desert and waterless lands in regions with high level of solar radiation. ^ SUBSTANCE: autonomous life support system in conditions of low latitudes has system of autonomous feeding, having windmill electric generating installation...

FIELD: measuring technique. ^ SUBSTANCE: electrode structure fro micro-mechanical gyroscope has movable electrode, formed by symmetrical disposed identical sectors or by parts of sectors. Part of sectors has teeth at side located on radial direction. Electrode structure also has group of motionless electrodes, having shape of sectors or parts of sectors, made in such a way that it has electrodes, ...

FIELD: cashless payments in telecommunication networks, possible use for providing goods and services to client of mobile communications. ^ SUBSTANCE: in the method, during selection of goods and services at web site of seller in communications network the client of communication network inputs his phone number, on receipt of which a transaction is initiated at the server of mobile communications ...

FIELD: automation of billing and generation of billing documents, primarily those concerning payments for communal services. ^ SUBSTANCE: in accordance to the invention, the method includes using computer of billing center to input information into digital telephony block which information is significant for billing document and includes identification data of payer, and also value of indications ...

PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery which has a high discharging capacity density and can improve charge/discharge cycle characteristics, and to provide its manufacturing method.

SOLUTION: The battery is provided with a cathode active substance containing a sodium transition metal oxide and a lithium transition metal oxide or a cathode active substanc...

PROBLEM TO BE SOLVED: To provide an effective measure to rapid capacity drop caused in the first stage of charge and discharge cycle in a small high capacity type lead-acid battery for an automobile.

SOLUTION: α-PbO2is produced only on a grid surface layer portion by sulfating with sulfuric acid of low specific gravity made by dissolving sulfate. Then, electrolyte solution is repla...

PROBLEM TO BE SOLVED: To provide a lithium ion-conducting electrolyte capable of achieving high ionic conductivity and high voltage-resistance and to provide a secondary battery using the same.

SOLUTION: The lithium ion conducting electrolyte contains a polymer formed by synthesizing salt monomers comprising onium cations having a polymerizable functional group and an organic anions, a lith...

PROBLEM TO BE SOLVED: To provide a lithium ion-conducting electrolyte capable of achieving high ionic conductivity and decreasing the interface resistance and to provide a secondary battery using it.

SOLUTION: In the ion-conducting electrolyte containing a polymer formed by polymerizing salt monomers comprising an onium cation having polymerizable functional group and an organic anion havin...

PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery superior in liquid leakage resistance and cycle characteristics.

SOLUTION: This is the nonaqueous electrolytic solution secondary battery equipped with a positive electrode, a negative electrode, a separator arranged between these electrodes, a nonaqueous electrolytic solution, and an outer sheath member made of a l...

PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery which is superior in cycle characteristics and capable of suppressing or preventing swelling when stored at high temperatures.

SOLUTION: The nonaqueous electrolyte secondary battery is equipped with an electrode body comprised by winding or laminating a positive electrode and a negative electrode via a separator, a ...

PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery superior in liquid leakage resistance and cycle characteristics.

SOLUTION: This is the nonaqueous electrolyte secondary battery equipped with a positive electrode, a negative electrode, a nonaqueous electrolytic solution, a separator arranged between the both electrodes, and an outer sheath member made of a laminate...

PROBLEM TO BE SOLVED: To make a structure of a headlamp simple and economical.

SOLUTION: A lens attachment for the headlamp 20 is disclosed which is provided with a plurality of pieces of LEDs 26, 27, 28 and in which respective lenses 32, 33, 34 are allocated against the respective LEDs. The lenses 32, 33, 34 are assembled in a lens package 30 and arranged to each other by coupling means 35...

PROBLEM TO BE SOLVED: To suppress the peeling of a film from the inside of a laminated film and improve a manufacturing yield or the quality of a semiconductor element upon laser processing of the laminated film comprising a low dielectric constant insulating film.

SOLUTION: The semiconductor element is manufactured by cutting a semiconductor wafer, equipped with a plurality of element regi...

PROBLEM TO BE SOLVED: To provide an electronic component which can increase the resolution of an output voltage.

SOLUTION: The electronic component comprises a group of resister patterns 10 including a plurality of resistors R1 to R6 connected in series and a plurality of a pattern of taps T1 to T7 provided between the resistors R1 to R6; first and second output patterns 31, 41 formed to be...

PROBLEM TO BE SOLVED: To provide a testing method capable of protecting a back electrode against damage caused by the pressing force of a probe needle when a wafer is checked.

SOLUTION: The sum of the pressing forces of probe needles 42 applied to the surface electrode of a chip is limited to 50 gf or below when a wafer is checked. In this way, a scratch 36, made on a collector electrode 35...