FIELD: filter media. SUBSTANCE: filter medium consists of layers of polyester fibers joint by needle puncturing and woven frame located between layers. Woven frame includes polyester and cotton thread used additionally with diameter not smaller than that of warp threads forming sections whose width equals to or is not smaller than the width of filter seam and arranged in frequency equalling width ...

FIELD: oil and gas production industry. SUBSTANCE: this relates to measurement of geometric characteristics of bore-hole axis and particularly to gyroscopic inclinometers capable of operation in continuous and single-shot modes of measuring trajectory parameters of bore-holes both encased and non-encased without referring to magnetic field of Earth. At deviation of accelerometer sensitivity axis f...

FIELD: electric and heat energy generation; heating of water in heating and hot water supply systems; accumulation of electric energy for illumination; generation of power for operation of pumps. SUBSTANCE: solar energy converter has housing accommodating energy conversion elements and heat receiver with face wavy and rear guards contacting with energy conversion elements. Waviness of face guard i...

FIELD: economics. SUBSTANCE: computer-aided system is proposed for stock exchanger market that includes one or more stock exchanges each being self-contained market where instant execution transactions, futures deals, and option deals are made which are based on standard contracts; clearings are effected through Common Clearinghouses. Considered as members of each stock exchange are broker firms m...

The invention belongs to wind power engineering, namely, wind power equipment (WPE)control, by transformation of electric power into thermal and using electrically heated elements for this purpose.The aim of the invention is control simplification and improvement of power transformation efficiency.A diagram illustrating the method of the device is shown in fig.2. Generator 2, via terminals 5 of co...

The invention belongs to the performance control of machines and apparatus and is based on performance evaluation by means of electric power transformation into different types of energy and using it for control of wind power equipment (WPE) efficiency.The WPE control device 1 (fig.2) consists of control unit 2,microprocessor 3, stabilization unit 4, braking device 5 and controlled parameter conve...

The invention belongs to wind power engineering, more specifically, to wind generators, which, excludes [to avoid, to bypass, to turn off] multiplicators and can be made with a great number of poles, e.g., of the induction type. The aim of the invention is improvement of specific power and reliability.In figures 1 and 2 two projections of a cross section of a tooth and a groove are presented, wher...

The horizontal centrifuge for the oil extraction from oily mixings by double extraction, comprises a drum (1), in the inner part of which is mounted a scroll (5), with the relative central axe, drum and scroll which rotate at different regimes and an axial diaphragm (4) is delimiting two extraction chambers (22,23) in the interstice between scroll and drum, the oily mixing is being aducted in the ...

Services and/or information are supplied to clients in a data network from service nodes in the network with the help of a device which: receives the request for a service from a client; determines if the client is authorized to receive the service; allots a service node which can supply the service; transmits a confirmation that the client is authorized to receive the service from the allotted se...

The present invention relates to a porous structure of prepared fungal cell wall components, whereby the cell wall material is derived from a fungi selected from the division Zygomycota, the fungal material in the form of a suspension is subjected to drying in such a way that the material obtains a porous structure, the structure has a liquid absorbing property which is at least 15 ml/g of 1% NaCl...

A composite comprising a fluoropolymer resin matrix reinforced with continuous filament aligned fibers for use in corrosive high temperature environments.

Flexible phenol-aldehyde resin composition. It comprises, per 100 parts by weight of composition: - approximately from 65 to 80 parts by weight of a phenol-aldehyde of resole type, - approximately from 10 to 25 parts by weight of at least one glycol, and - approximately from 5 to 12 parts by weight of at least one oligomer or polymer with a glass transition temperature not exceeding approximatel...

High voltage capacitors particularly suited for a BiCMOS process are formed in conjunction with prior art low voltage capacitors. In a first embodiment of a high voltage capacitor, an N+ region (66) is used as a first plate of the capacitor. The thermal gate oxice layer (48) used in conjunction with the MOS transistors (22,24) is also grown over the N+ region (66). Since the thermal oxide growth o...

A metal wire or a metal strip having a lubricating surface layer is disclosed wherein the surface layer comprises a mixture of a fatty acid having 10-22 carbon atoms and an alkali metal soap of said fatty acid. Furthermore a method of preparing such a wire or strip is disclosed wherein the wire/strip is contacted with a mixture of fatty acid and alkali metal soap according to the above to the form...

FIELD: filters for any media. SUBSTANCE: filter element includes filtering corrugated curtain located between two end plates. Height of corrugations located spirally exceeds difference between outer and inner radii of circular curtain. Height of concave side of corrugation is lesser than that of convex side by magnitude equal to $$$, where $$$; $$$ is difference of corrugation heights; $$$ is radi...

Neuraminic acid derivs. of formula (I) and (Ia) and their salts are new. A = O, S or C in (I) and N or C in (Ia). R1 = COOH, P(O)(OH)2, NO2, SOOH, SO3H, tetrazol, CH2CHO, CHO or CH(CHO)2. R2 = H, OR6, F, Cl, Br, CN, NHR6, SR6 or CH2X. X = NHR6, halo or OR6. R6 = H, 1-4C acyl, linear or cyclic 1-6C alkyl (or a halo substd. analogue), allyl or aryl (opt. substd. by halo, OH, NO2, NH2 or COOH. R3, R3...

PCT No. PCT/FI94/00033 Sec. 371 Date Sep. 11, 1995 Sec. 102(e) Date Sep. 11, 1995 PCT Filed Jan. 25, 1994 PCT Pub. No. WO94/16938 PCT Pub. Date Aug. 4, 1994An adjustable pallet for transporting cargo, particularly automobiles, comprises an extension member adjustably attached to a rectangular base with the extension member and base each having a loading surface capable of supporting cargo thereupo...

A rapid method for fractionating a fat composition, such as butter, containing a mixture of fatty glycerides into two or more fractions. The method comprises heating the initial fat composition, such as butter to liquify all of the fatty glycerides contained therein and then very rapidly cooling the liquified fat compositions, to quickly obtain filterable crystals of the fatty glycerides. By selec...

FIELD: machining metals. SUBSTANCE: concentrate comprises, mas. %: glycols, 10-50; higher fatty acids, 10-55; triethanol amine, 15-60; salt of cyclohexylamine and synthetic fatty acids of $$$ fraction, 15-60. Water and foam suppressor may be added into proposed concentrate (their quantities being 4-40 mass % and 0.05-0.15 mass % respectively) to simplify preparation of aqueous solution of desired ...

FIELD: power supply and life support systems. SUBSTANCE: reciprocal movement of displacement pump and piston is converted through fluid acting on crescent-shaped depressions of rotor into rotary motion of electric generator rotor, and waste gases are used for waster heating. Plant has case 1 divided by partition 2 into rotor and buffer cavities 6 and 7, respectively, cylinder 20, displacement pump...