FIELD: mining industry. ^ SUBSTANCE: invention can be used in case of gas-lift operation of wells equipped by free piston-type installations. Invention envisages stopping well, connecting tube space and annular space in wellhead, recording bottom zone and wellhead pressures in tube and annular spaces, and computing well operation parameters using inflow curve plotted according to differences of bo...

FIELD: oil and gas extractive industry. ^ SUBSTANCE: device has body placed in body of stream pump and has locking valve and axial channel for logging cable with fixed logging device. Device also has discharge valve. Device body has ports in middle portion, which connect middle hollow portion of device to displacement chamber for stream pump. In upper and lower portions of body of device upper and...

FIELD: oil and gas extractive industry. ^ SUBSTANCE: method includes selection of cable of required rigidity and fixing devices on it. Transporting of devices into well is performed under effect from weight of cable and devices. Cable also contains inner hermetic pipe, which is plugged on both sides prior to lowering cable into well. Liquid is pumped into pipe under pressure through locking valve ...

FIELD: geophysics. ^ SUBSTANCE: device has body, spring-loaded levers jointly connected to it, levers position indicator, made in form of constant magnet mounted at joint connection end of each measuring lever, and signal converter, mounted in body in protective chamber. Constant magnet is made in form of washer and is mounted in circular groove on rotation axis of each lever, and as signal conver...

FIELD: oil and gas extractive industry. ^ SUBSTANCE: device has body with ports in lower and upper ends, main sensitive elements in form of turbines and packing elements, placed in pairs at body ends, side port made in body between main sensitive elements and converter, connected to surface equipment. In side pipe, mounted inside the body between main sensitive elements, additional sensitive eleme...

FIELD: oil and gas production. ^ SUBSTANCE: invention relates to gas-liquid systems coming from oil production wells. Mixture is separated into liquid and gas in separator. Liquid is periodically accumulated in separator container and then displaced with gas. During this operation, differential pressure for liquid reaching its lower and upper recorded levels and time required for filling recorded ...

FIELD: wind-power engineering, electrical engineering, aviation, and the like. ^ SUBSTANCE: screw-shaped part of blade has transversal flexure, and screw-forming part of support is disposed on transversal flexure line; bearing part has base in the form of trapezoidal profile and turnbuckles. ^ EFFECT: enhanced efficiency. ^ 1 cl

FIELD: blowers united with wind turbine, possibly used in different branches of industry and in objects of social and living designation. ^ SUBSTANCE: blower includes drum impeller with vanes mounted in horizontal shaft. Impeller is arranged in cylindrical casing having air intake opening and diffuser. Novelty is wind turbine built-in to structure of blower system. Wind turbine includes wind wheel...

FIELD: financial engineering. ^ SUBSTANCE: method involves communicating to settlement center after having acquired material code carrier, submits identification code and serial number of the acquired carrier device. The settlement center checks data correctness and creates personal database for particular subscriber. The subscriber indicates selected transaction code, its version code and value t...

FIELD: survey of boreholes or wells, particularly for liquid and gas flow rate measurement. ^ SUBSTANCE: flow meter has body, two chambers divided with diaphragm, two secondary pressure transducers, bridge and cap with channels for transmitting ambient pressure to the first chamber. Bridge has groove for the first chamber receiving. Body includes groove for the second chamber receiving with orific...

FIELD: well boring, particularly for measuring pressure in well during drilling thereof. ^ SUBSTANCE: device has body with central flushing orifice and grooves. Arranged in the grooves are electrical circuits and positive pressure transducers isolated by pressure-resistant shell. The first pressure transducer is connected with central flushing orifice in tube, another one - with annular tube space...

A method, system, and computer readable medium are provided for enabling a user and an administrator in a network environment to interactively customize administrator controls used to filter the user's online actions. The computer receives a user request to perform a blocked online action. The computer provides information about the pending request to the administrator and receives request resolut...

FIELD: mining industry. ^ SUBSTANCE: device has device for its supporting, outer rotor with turbine, mounted through bearing on axis, together with which inner stator is made. Inner rotor and outer stator form a hollow, wherein a pressure and temperature expansion of oiling liquid compensator is placed with possible axial displacement, made in form of piston compacted near rotor and axis. Piston i...

FIELD: geophysics. ^ SUBSTANCE: method includes measuring amplitudes of longitudinal acoustic wave on two working emitted frequencies of signal along casing column within given range. Amplitudes of longitudinal wave of acoustic signal are recorded along column at two frequencies (high Ahf and low Alf) and on basis of relation of these values, normalized by maximal values at portion of non-cemented...

FIELD: geophysics. ^ SUBSTANCE: method includes estimation of side mountain pressure of salt massive on basis of speed of longitudinal and transverse waves of acoustic logging cable with lowered hydrostatic pressure, appropriate for conditions of behind-column space. Potentially dangerous ranges , concerning deformation of casing string, are determined by surpassing of hydrostatic pressure by side...

A centrifuge has a hub and a first bowl section extending about the hub. The first bowl section has a given diameter at a downstream end of a heavy phase transport path along the first bowl section. The centrifuge further comprises a second bowl section having an input end at the downstream end of the first bowl section. The input end of the second bowl section has a diameter which is greater than...

FIELD: formation of payment documents. ^ SUBSTANCE: the information meaningful for the payment document is introduced in the computer of the financial settlements and check-out center, the payment document is formed in the form a text and the first dot-and-dash code line and introduced in the electronic data base, the document is displayed for payment to the payer, the payer introduces the informa...