FIELD: packing; packing of loose material into bags made of thermally weldable materials. SUBSTANCE: machine has roll holder, hose former, iron for making longitudinal seam and shutoff for making cross welded seam and cutting off ready bag. Device has catch and strip definitely fixing knife and iron in moved away or brought together positions. EFFECT: simplified design, enhanced reliability of ope...

FIELD: oil and gas production industry. SUBSTANCE: device is used in geophysical investigations of wells. Device has supporting frame, hydraulic cylinder with plunger. Built in plunger is pressure sensor which is connected by electric link with indication unit. Also provided are three guiding rollers. One roller is movable and it is installed on lever. One end of lever is pivotally connected with ...

FIELD: electrical engineering. SUBSTANCE: device has housing, compartments, walls, plugs for input hole, pole rods, set of electrodes of different polarity, separators and cap, which is sealed in housing by means of compound. Side threaded plugs are mounted in side threaded hole of housing extension on either external or inner sides. Holes are provided in extensions-ribs of housing and run in perp...

FIELD: building industry. SUBSTANCE: invention relates to methods of making structural and heat-insulating materials from cellular concrete using the dispersed reinforcement with synthetic fiber. Method involves addition of water, mineral binding agent, one-half of small-dispersed filling agent, foaming agent, the rest part of filling agent and dispersed fittings in working turbulent mixer. Polyam...

FIELD: building materials. SUBSTANCE: method of producing decorative building pastes involves mixing white portland cement, pigment and activated sand being white portland cement is ground preliminary in combination with plasticizer up to specific surface value 4500-5000 cm /g. Then envelope pigment is added and the additional grinding is carried out for 10-15 min and obtained product is mixed wit...

SUBSTANCE: method comprises single-step secondary condensation of polycondensates, in particular, polyamide 6.6 granulate, in vortex layer using nitrogen as carrier gas. Partial carrier gas with temperature of 20-230 C is withdrawn from main stream and directed through water filled gas purification column so that partial stream of condensed carrier gas with dew point of 10-80 C (100% relative mois...

FIELD: organic chemistry. SUBSTANCE: invention relates to a film involving biodegradable copolymer where copolymer has at least two statistically repeating monomeric links where the first link has the formula: and the second link has the formula: and at least 50% of links have the formula of the first link. Also, invention relates...

FIELD: building materials. SUBSTANCE: at first method involves the presulfonation process of phenol waste with 1/20-1/10 part of sulfonating agent at 120-150 C for 0.5-0.9 h in air medium under vacuum 75-250 mm Hg up to removal 50-75% of volatile substances from the reaction zone or in medium of gaseous nitrogen at its specific consumption 1.5-2.5 m /h per m of reaction mass volume followed by th...

FIELD: manufacture of building materials. SUBSTANCE: invention relates to materials increasing water-proofing properties of one-piece or fabricated reinforced-concrete structures operated under high-humidity conditions (with inside or outside backwater). Cementing composition of invention is intended for use when performing construction work or emergency repair work and contains, wt. pts: binding ...

FIELD: building industry. SUBSTANCE: method involves the following stages: initially the first composition is prepared by mixing cement, plasticizing addition and pigment by additional grinding in the presence of milling bodies for 5-25 min. Obtained activated dry mixture is stirred with quartz sand and water, poured in the form at 1/5-1/3 of its height, subjected for vibration-thickening and kept...

FIELD: coal-mining industry under low-temperature conditions. SUBSTANCE: prophylactic agent comprises, wt.%: low-molecular polyethylene solution, 50-60, and tar, 40-50. Agent is prepared in two stages; in first stage, low-molecular polyethylene solution in catalytic or thermal cracking fraction having boiling temperature of 195-270 C and heated to 80-90 C, and in second stage predetermined amounts...

FIELD: telephone communication equipment. SUBSTANCE: device has communication nodes, which have microphone, transmission amplifier, reception amplifier, loudspeaker, interface, telephone hand set, microphone and telephone amplifiers, keyboard controller, keyboard, signal processing unit, indication unit, node control unit. In addition device has unit for connection of communication nodes, commutat...

FIELD: production of the special building materials. SUBSTANCE: composition for the fireproofing coat has, wt.-%: silicate binding agent, 34-40; vermiculite ore concentrate, 35-50; swollen vermiculite, 3-6; dolomite, 10-20; sodium or potassium polyphosphate, 3-5; it can contain additionally aluminium hydroxide, 3-10; mineral fiber, 1-4; surface-active substance, at least, one of the group: alkyl-,...

FIELD: refractory materials. SUBSTANCE: charge for making refractory articles comprises synthetic corundum, kaolin or refractory clay, alumina, rare-earth metal oxide from the group La2O3, Nd2O3 and Gd2O3 and alumino-containing compound. Charge has additionally melted mullite and zirconium dioxide partially stabilized with yttrium oxide at the ...

FIELD: refueling fusion reactors and diagnosing fusion power plant plasma. SUBSTANCE: injector has vacuum chamber whose channel accommodates pellet shaping cell with heat exchanger. Second-stage pipe is provided with gas admission valve. Second stage accommodates piston installed therein for displacement. First-stage tank communicates with second stage through valve. Injector also has first-stage ...

FIELD: utilization of hydrocarbon sludges such as black oil, spent oils and deposits thereof, and dispersed hydrocarbon waste such as peat and coal crumb, wood meal, and saw dust. SUBSTANCE: composition comprises hydrocarbon sludge, dispersed carbon material, organic filler, dispersed alumosilicate and water, ratio of components is as follows, wt.%: hydrocarbon sludge, 40.0-50.0; dispersed carbon ...

FIELD: processing of industrial dispersed waste, more particularly hydrolysis of vegetable stock and wood, and preparation of briquettes from industrial hydrolysis lignin. SUBSTANCE: method comprises pulping original product, neutralizing and enriching lignin pulp, dehydrating lignin pulp, drying dehydrated lignin compound and subsequently briquetting thereof. Enriched lignin pulp is dehydrated to...

FIELD: wind-power engineering; driving electric generators, water lifts, mills, pumps, compressors. SUBSTANCE: windmill has frames carrying flexible sail vanes and installed on vertical central axle. Flexible vane has additional axle of revolution apart from central axle. Both axles are spaced 0.1 to 0.45 of vane length apart. EFFECT: simplified design, improved utilization of sail vanes.

FIELD: wind-power engineering; rotary windmills. SUBSTANCE: windmill has revolving wind- responding plates and rotor with vertical hub coupled with wings; each wing has frame with vertical axles carrying revolving plates; each plate is supported by preceding axle and easily moves about next axle. EFFECT: improved efficiency and enlarged power range. 1 dwg