FIELD: centrifuges. ^ SUBSTANCE: device comprises screw transporter provided with the deflecting baffle that separates the chamber into cylindrical and conical outlet sections. The intermediate section that is interposed between the separating section and outlet section is located directly upstream of the deflecting baffle. The velocity of the screw transporter in the intermediate section is highe...

FIELD: centrifuges. ^ SUBSTANCE: centrifuge comprises wear-resistant strengthening member that passes along the back separating surface in viewing in a section perpendicular to the direction of the axis of rotation that passes around the back separating surface. The member is mounted so that a part of the concave back side of the wear-resistant strengthening member facing the back separating surfa...

FIELD: polymer production. ^ SUBSTANCE: polymer foam production process comprises following stages: (a) thermoplasticizing thermoplastic polymer resin; (b) dispersing polymer or copolymer stabilizer of foaming agent having affinity for the latter, forming second phase of discrete domains in thermoplastic polymer resin so that foaming agent would be mainly concentrated within or around domains of f...

FIELD: oil and gas industry, particularly to stimulate oil production. ^ SUBSTANCE: oil production is performed along with controlling of oil production parameters and speed of submersible pump electromotor rotation to maintain optimal values of oil production process parameters. Liquid level in well is chosen as the main oil production process parameter. Volume of liquid to be produced is chosen ...

FIELD: survey of boreholes or wells, particularly gas well operation control. ^ SUBSTANCE: signaling device is made as vertical pipe installed in gas pipeline (gathering line or gas well manifold). Upper pipe part has orifices arranged from approach flow side, lower part thereof extends from gas pipeline and provided with ball shutoff valve. Feed pipe is secured from another tap side. The feed pip...

FIELD: oil industry, particularly to perform running wells provided with flow strings and sucker-rod pumps. ^ SUBSTANCE: method involves stopping rocker-machine operation during work performing at well head and sucker-rod pump operation for not more than 20 min; lowering instrument into well; lowering instrument connected to logging cable through cable head for 2 meters; bringing rocker-machine in...

FIELD: oil well survey, particularly to determine liquid flow rate in well. ^ SUBSTANCE: method involves heating liquid flow in impulse mode; measuring liquid temperature by temperature sensors and comparing signals of two temperature sensors located in common line and spaced from heater; determining liquid flow rate from mathematic relation by the first and the second sensor signals correlation, ...

FIELD: mining, particularly oil and gas well testing. ^ SUBSTANCE: method involves lowering sample taking device suspended to wire or logging cable to take two or more deep fluid, gas or fluid and gas mixture samples in air-tight manner simultaneously, wherein the sample taking device comprises at least two sample taking chambers; communicating well space with sample taking chamber interiors by cl...

FIELD: wind power engineering. ^ SUBSTANCE: invention relates to devices converting energy of air flow into electric energy in which blades are used as driven member. Proposed wind converter contains blades mechanically connected with electric generator. Shaft of generator is mechanically connected with blades and housing of generator is mechanically connected with blades of opposite make as compa...

PROBLEM TO BE SOLVED: To provide a driving force transmission device capable of transmitting high-speed rotation and high torque and capable of reducing vibration.

SOLUTION: In order to transmit high-speed rotation and high torque, the driving force transmission device 1 is provided with a motor M, a pair of reduction gears 2, a differential device 50, and a casing 3 for housing the pair of...

PROBLEM TO BE SOLVED: To provide a spring clutch in which part of a coil spring is prevented from entering a gap in an axial direction between an input side member and an output side member even if a spring material has a thin thickness in the axial direction.

SOLUTION: In the spring clutch, a pulley hub 1 is arranged coaxially with a pulley 2, torque transmitting surfaces 6, 8 comprising c...

PROBLEM TO BE SOLVED: To make a hydraulic pump compact by improving the drive part of the hydraulic pump in the structure of a transmission equipped the hydraulic pump driven by an engine.

SOLUTION: In the structure of the transmission, the transmission is provided with first and second clutches 4a, 4b to intermit a crankshaft and first and second input shafts 11, 12 of the engine, and the ...

PROBLEM TO BE SOLVED: To make a connecting device stand by under a condition right before engagement when connection thereof is released irrespective of aged deterioration and condition of the connecting device such as a clutch.

SOLUTION: At a time of travel with releasing connection of the clutch provided between a torque converter attached to a crank shaft of an engine and transmission at...

PROBLEM TO BE SOLVED: To provide a means that is not more complex and accurately calibrates a vector network analyzer.

SOLUTION: In one embodiment, a method comprises applying a stimulus signal to a reference frequency translation device (FTD) 108 by a vector network analyzer 500 during a calibration mode, wherein the reference FTD possesses equal conversion efficiency in forward and revers...

PROBLEM TO BE SOLVED: To provide a vehicular software robot with a sensitivity board for realizing a service provided by a telematics system in action in conformity with the feel of a driver.

SOLUTION: The vehicular software robot with the sensitivity board comprises a sensing system having a state analyzer, a meaning analyzer, a sensor extractor and a coder for receiving and monitoring inf...

PROBLEM TO BE SOLVED: To provide a lead-acid battery durable to long use and capable of high rate discharge, and to provide an additive quickly recovering the deteriorated performance of the lead-acid battery.

SOLUTION: The lead-acid battery using sulfuric acid as an electrolyte contains polyvinyl alcohol and silver ions in the electrolyte and/or an electrode active material molding. The ad...

PROBLEM TO BE SOLVED: To provide a thin, small-size, and safe battery.

SOLUTION: The thin battery has a cathode electrode layer 2 made of a conductive metal on the surface of an insulating substrate 1 consisting of a polymer synthetic resin substrate and an inorganic material substrate, and an electromotive layer 3 further on its upper surface. The electromotive layer 3 is mixed with a powd...

PROBLEM TO BE SOLVED: To provide a nonaqueous secondary battery having high capacity and high cycle characteristics.

SOLUTION: In the nonaqueous secondary battery having an electrode stack formed by laminating or winding a positive electrode, a negative electrode, and a separator, and having a discharge capacity per volume of the electrode laminate of 140 mAh/cm3, as a positive ele...

PROBLEM TO BE SOLVED: To provide a nonaqueous secondary battery having high capacity and high cycle characteristics.

SOLUTION: In the nonaqueous secondary battery having an electrode stack formed by laminating or winding a positive electrode, a negative electrode, and a separator, and an electrolyte, and having a discharge capacity per volume of the electrode stack of 140 mAh/cm3or...