FIELD: mechanical engineering. SUBSTANCE: proposed system and method relate to control of gearshifting in gearbox in which gearshift drive develops force for engagement of clutch and gear. Method includes stage of determining incomplete engagement of clutch and gear and stage of forming pulsating force by means of gearshift drive. Incomplete engagement is determined by relatively little effort or ...

FIELD: corrosion protection of oil, gas, and water intake wells. SUBSTANCE: current- conversion system includes polarization-voltage pulse amplitude shaping unit; pulse length is found from equation , where taup is pulse length; taupot is time required to shape permissible potential Umax; U(t) is current value of polarization voltage. EFF...

FIELD: automation and computer engineering for insurance. SUBSTANCE: device has insurer workstation, insurance company server, insurance manager workstation, cash operations workstation, payment service server and securities server. EFFECT: possibility to get information about range of insurance service, automatic control of insurance contracts conclusions, maintenance and cancellation. 2 cl, 1 dw...

FIELD: economy, in particular, payment transfer. SUBSTANCE: method involves application of client to bank, opening client's account and determination of list of financial transactions which bank runs for client. Client also receives password for access to remote banking system and list of codes of transactions to be performed and list of one-time codes for confirmation of financial transactions. L...

FIELD: computer engineering. SUBSTANCE: method involves application of high-frequency feed voltage which provides electron oscillation amplitude in discharge less than discharge gap. This results in possibility to keep high- frequency discharge with low loss and quasi-stationary state. Amplitude of blanking pulses depends on condition of plasma decay in gas. EFFECT: increased efficiency, increased...

FIELD: electrical engineering. SUBSTANCE: device has hopper and separating mechanism incorporating part separating tool in the form of needles. Needle axes are parallel to hopper axis; lip angle of needles is 3-10 deg. EFFECT: improved reliability in separating lead cell plates and separators. 2 cl, 3 dwgf

Dense star polymers or dendrimers, modified by capping with a hydrophobic group capable of providing a hydrophobic outer shell, act as molecular nucleating agents in forming a polymer blend.

PCT No. PCT/SE90/00850 Sec. 371 Date Jun. 16, 1992 Sec. 102(e) Date Jun. 16, 1992 PCT Filed Dec. 19, 1990 PCT Pub. No. WO91/09608 PCT Pub. Date Jul. 11, 1991.A pharmaceutical preparation for controlling pathogenic microorganisms causing diarrhoea and other gastrointestinal troubles in man and in animals contains Streptococcus lactis strain LIa in at least one pharmaceutically acceptable carrier me...

A method and apparatus for selectively sintering a layer of powder to produce a part comprising a plurality of sintered layers. The apparatus includes a computer (40) controlling a laser (30) to direct the laser energy onto the powder (26) to produce a sintered mass. The computer (40) either determines or is programmed with the boundaries of the desired cross-sectional regions of the part. For eac...

FIELD: building material production. SUBSTANCE: cement comprises, mas. %: portland cement clinker, 50-90; mineral additive, 10-50. Mineral additive is treated by heat at 150-300 till the loss of hydrate water is 50-80 %. Said additive comprises mixture of flask and phosphogypsum at their ratio from 20: 1 to 3:1. EFFECT: decreased ratio of water and cement and incre...

FIELD: communication, in particular, data processing. SUBSTANCE: communication system with serial communication channels has first and second commutators, each of which is connected to multiple devices which provides serial communication channel for connection between arbitrary devices which are connected to this commutator. Each commutator also has inter-commutator connection which provides seria...

FIELD: radio engineering, in particular, synchronization at intermediate signal paths, for example, circuits for transmission or compression of compressed video signal which is passed through several units. SUBSTANCE: encoding part of system has module counter, which is synchronized by system clock oscillator. Counted value is introduced into signal at transmission path according to preliminary de...

FIELD: production of special cement and production of non-shrinking and spreading out solution and concrete. SUBSTANCE: composition comprises, mas. %: portland cement, 21.74-22.13; quartz sand, 65.22-66.38; building gypsum, 0.54-1.06; lime, 0.54-1.06; aluminium hydrosulfate, 1.09-2.18; water, the balance. EFFECT: decreased shrinkage deformation of concrete by its hardening. 1 tbll

FIELD: manufacture of building materials. SUBSTANCE: structure is made of concrete mix containing head of 0.15-5 mm fraction and also fine head with specific surface 1500-2000 sq.cm/g (mineral cotton production waste). Physico-mechanical characteristics: temper strength after heat treatment 7.5-35.5 MPa, design strength at 28 days age 17-49.5 MPa, frost resistance F up to 300. EFFECT: improved per...

FIELD: production of refractory materials. SUBSTANCE: mixture for production of water resistant lime clinker comprises, mas.%: lime stone is roasted at 900-1800 C, 4.00-60.0; lime stone is calcined at 100-900 C, 30.0-95.0; additive, the balance. Said additive comprises, mas.%: cerium oxide, 30-70 and at least one compound chosen of neodymium oxide, praseodymium oxide, promethium oxide, samarium ox...

FIELD: production of refractory materials. SUBSTANCE: mixture for production of water resistant lime clinker comprises, mas.%: lime and/or chalk (as a base component), 35.0-89.9; magnesium carbonate and/or it's decomposition product (as additive), 0.1-5.0; calcium hydroxide, 10.0-60.0. Clinker is compound non-containing harmful chromium oxide. Articles manufactured of it has high refining capaciti...

The invention relates to a phosphomagnesium cement obtained by mixing water and a binding phase based on at least one phosphorus compound, at least one magnesium compound and at least one inorganic compound, characterized in that the inorganic compound is introduced in the form:- either of particles (1) of size smaller than 0.1 mu m,- or of aggregates (2) of size smaller than 0.1 mu m,- or of ag...

A pallet is made from corrugated cardboard which is cut and creased and scored and folded so as to form a series of base members each having a solid core of vertically extending panels with vertically extending corrugations, wrapped by perimetric extending panels. A series of deck members are formed likewise, and interlocked with the base members using cut-outs in the panels from which the members...

A method and system for quadrature modulation and digital-to-analog conversion of a sampled and digitally represented complex baseband signal which permits the use of simple, power-saving, accurate and effective digital signal processing up to a very high intermediate frequency. The invention requires an input signal in the form of an oversampled complex baseband signal. The inphase (I) and quadra...

FIELD: oil and gas production. SUBSTANCE: composition contains, %: clay acid (2-8% of HF and 10-80% of HCl), 95-99.5; and special additive, 0.5-5. EFFECT: enhanced treatment efficiency.