FIELD: abrasive working processes and equipment, possibly working diamonds to brilliants. ^ SUBSTANCE: method comprises steps of preparing working surface of diamond wheel with shape 6A2 having diamond-metallic binder with diamond powder of fraction size 60/40 - 28/20 and with concentration 150 - 200%. Said wheel is made by powder metallurgy process. Diamond wheel is mounted on table secured to fa...

FIELD: oil industry, particularly for well operation with simultaneous or periodic liquid discharge and measurement talking. ^ SUBSTANCE: method involves lowering two pipe strings in well; taking reservoir fluid via the first pipe string and lowering measuring instrument via the second string, wherein the second pipe string has length exceeding that of the first one; arranging separating shoe at t...

FIELD: well drilling, particularly to provide designed well bore position on the base of geological investigations of drilled rock. ^ SUBSTANCE: method involves receiving information concerning drilling tool location from well bottom by means of land-based instruments; taking rock drilled out from well bottom after receiving of data by well operation investigations, directional survey and gamma-ra...

FIELD: wind power engineering. ^ SUBSTANCE: invention relates to wind plants converting kinetic energy of wind into thermal energy, and it can be used in water heating systems. Plant contains windwheel with blades, shaft, windwheel installed for axial movement on axle of rotation, friction heat generator installed on rotary device of support design and branch pipes connected with external heat mai...

FIELD: electrical engineering. ^ SUBSTANCE: invention relates to wind power-generating plants designed to supply different consumers with power generated at use of wind energy. Proposed wind power-generating plant has tower, windwheel with shaft, step-up hear, inertia accumulator and generator. Shaft of windwheel is connected through step-up gear and inertia accumulator with housing of stator of d...

FIELD: gas-discharge engineering; development of hydrogen-filled high-voltage spark gaps. ^ SUBSTANCE: high electric strength of hydrogen-filled high-voltage spark gap is ensured due to its cycling in sulfur hexafluoride or its mixtures with inert gas and/or nitrogen in the course of its manufacture prior to introducing working gas. Cycling is conducted within 105 breakdowns which is sufficient to...

FIELD: electrical engineering; electrochemical methods for acting upon active material of lead battery plates. ^ SUBSTANCE: proposed method that involves conversion of vehicle recuperative braking energy into useful electrochemical transforms in battery plate active material includes generation of return-current pulse whose length is independent of charge current pulse length and whose energy is t...

A resin impregnated cured in place liner having an everted outer impermeable coating is provided. A roll of a continuous length of resin impregnable material is formed into a tube. An impermeable film or wrapping is formed into a tube about a tubular former, sealed and continuously everted about the inner tubular member travelling in an opposite direction so that the everted wrapping envelopes the...

A mineral breaker including a pair of breaker drum assemblies rotatably housed in a housing with their axes parallel, each drum assembly including circumferentially extending groups of teeth, the groups being spaced axially along the drum assembly to define a circumferentially extending channel between adjacent circumferential groups of teeth, the drum assemblies being arranged such that each circ...

A tooth construction for a mineral bear, the tooth construction including a tooth shaped support body covered by a shell which defines the outer shape of the tooth construction, the shell being composed of a plurality of covers which are fixedly secured to one another and/or to the support body by welding to define a unitary tooth construction the support body having a front face and an opposed re...

FIELD: information technology; gambling. ^ SUBSTANCE: central controller contains control unit, which, in turn, contains processor unit, storage device and software. At that the control unit is programmed to receive first signal, defining the location of gambling device, transmitted by one of the transmitters; to receive second signal, defining the location of gambling device, transmitted by anoth...

A medical treatment process and system, in which a patient fluid is subjected to extracorporeal handling and treatment prior to administration to the patient, is provided. The system includes two or more treatment units which successively handle the fluid, and a token associated with the patient. The token includes a patient identification and, as the treatment proceeds, more information is added ...

Rectocele and hysterocele repairs can be carried out using a single posterior implant (50) which is provided with laterally extending stabilizing straps (68, 70) for supporting the implant between the patient's rectum and vagina. An anterior implant (10) adapted to treat central and lateral cystoceles present in a female patient includes, like the posterior implant, laterally extending stabilizing...

Between a document feeding device and a document processing device, documents (S n ) are received in a sequential order in a buffer station, temporarily stored in a transport path (29) and delivered in the order of receipt. The transport of the documents (S n ) in a collecting portion (30, 31) of the transport path (29) is controlled separately from the transport of the documents (S n ) in a deliv...

PROBLEM TO BE SOLVED: To provide a method of working of a via hole by which a metal contaminant stuck to the inside surface of the via hole can be removed.

SOLUTION: This method is a method of working the via hole for forming the via hole which reaches a bonding pad by applying a pulse laser beam from the side of the rear of a substrate to a wafer on the surface of the substrate of which a ...

PROBLEM TO BE SOLVED: To manufacture a T-shape steel which is ≥350 mm in the web height and ≤200 mm in the flange width and suitable to hull reinforcing members at low cost by hot rolling.

SOLUTION: This T-shape steel is a hot-rolled T-shape steel for hull reinforcing members which is ≥350 mm in the web height, desirably, ≥500 mm, also ≤200 mm in the flange width and the apical surface of t...

PROBLEM TO BE SOLVED: To prevent occurrence of problems that cut chips generated by a cutter stay in the vicinity of a cutting blade stick to various members of the cutter or enter into the cutter, to thereby cause the cutter to poorly work or stop, or to result in poor conveyance of a stack of paper sheets SS.

SOLUTION: The cutter 100 has the cutting blade 121, a rotating paddle 134 for re...