A centrifugal separator for cleaning of a gas from solid and/or liquid particles suspended therein, includes a stationary housing and a rotor arranged therein. The rotor at its one axial end has a central inlet for gas to be cleaned and delimits a central space communicating with the inlet. Around the central space a stack of conical separation discs is arranged in the rotor. These discs form betw...

running of oil wells. SUBSTANCE: invention is intended for development of gear making it feasible to record flow rate continuously and to decrease time needed for restoration of level in well and time to take measurements which in the long run makes it possible to increase authenticity and productivity of measurements. Proposed gear includes flowmeter lowered on logging cable and cylindrical fluid...

oil wells operation, particularly, conduction of continuous recording of flow metering without use of compressed air for well stimulation. SUBSTANCE: device has flowmeter lowered into well on cable and fluid displacer attached to cable above flowmeter. Displacer is made in form of stringed on cable interconnected cylindrical members whose total length L is expressed by formula given in the inventi...

transport engineering. SUBSTANCE: vehicle magnetic clutch has two rotors rotating independently. Rotors are coupled to driving and driven members of transmission, respectively. One rotor is made in form of multipolar inductor, and other rotor is provided with induced member made of ferromagnetic material on which winding turns are positioned. Leads of windings are connected to electric generator e...

transport engineering. SUBSTANCE: car differential is made conical. Axle of differential satellite gears has two closed recesses of elliptic form and semicircular section. Semicircular- section recesses are made along generating lines of fitting holes of satellite gears for conjugation with closed recesses of satellite gear axles by means of balls. EFFECT: enlarged functional capabilities. 2 dwg

An edge protector is disclosed for the edges of roll shaped articles, e.g. pallets, reeled steel and paper products and is made from an elongated sheet (10) of plastics material, the sheet having an indentation (11) extending longitudinally along a major surface of the sheet and extending only partially into the thickness of the sheet. The indentation (11) divides the sheet into webs (12, 13) whic...

Disclosed are improved vectors and fermentation protocols for expression of recombinant proteins in bacterial cells. A recombinant nucleic acid construct comprising a dual bacterial promoter operably linked too a heterologous nucleic acid that encodes a desired polypeptide, wherein the dual bacterial promotoer comprises a tac promoter component and a gal promoter component. The construct can be ...

food wrapping up. SUBSTANCE: tubular film contains material regenerated from viscose solution. Tubular material is stretched in longitudinal direction by +10-+40%. It is stretched in transverse direction by -20-+40% in wet state. Stretching is continued in process of drying. Longitudinal and transverse stretching is sufficient for increase in surface area by at least 10%, as compared with surface ...

polymer materials. SUBSTANCE: composition contains 10 to 95% of (i) at least one homogeneously branched substantionally linear interpolymer of ethylene with an alpha-olefin characterized by density 0.88-0.935 g, molecular weight distribution 1.8 to 2.8, melting index 0.001 to 10 g/10 min, single melting peak (measured by differential scanning calorimetry technique), lack of linear polymer fraction...

The specification describes a synthetic currency transaction network, as illustrated above, which performs transactions with near real time finality of transaction between potential borrowers and potential lenders. Synthetic currency is created by pooling and dividing into shares a portfolio of highly liquid assets and frequent evaluation and disbursements of dividends on those assets. This enab...

The specification describes an easily adhesive polyamide film prepared by (i).coating a non-stretched or uniaxially stretched and non-heated polyamide film with a water-based coating mixture which contains components A, B and C wherein (A).is a water polyurethane resin containing acetylene glycol in which two adjacent triple-bonded carbon atoms are replaced with a hydroxyl group and a methyl group...

Injectable formulations of avermectins and milbemycins based on a solvent mixture which contains sesame seed oil, medium-chain triglycerides, glycol esters or fatty acid esters and another solvent of the series of monovalent or polyvalent aliphatic or aromatic alcohols and their derivatives (for example cyclic carbonates, acetates, acetals and ketals) or castor oil.

A continuous gas fluidised bed process is disclosed for the polymerisation of olefins, especially ethylene, propylene, or mixtures thereof with other alpha-olefins by cooling the recycle gas stream to condense some liquid (e.g., a comonomer), separating at least part of the liquid and spraying it under pressure through a nozzle (1) directly into the fluidised bed by pressurising the liquid and fee...

In a telecommunications system, a customer terminal CT negotiates with a server providing a service such as video on demand terminal VoD. Once the customer has agreed on the terms of the provision of the service, a charge data record is sent to a billing server BS'. Further charge data records are sent to the billing server as long as the service is being provided to the customer terminal. The ...

A system and method for differentiating customers according to their worth to the casino. Customer information is accumulated at each affiliated casino through one or more LAN-based management systems, updated to a central patron database (CPDB) that is coupled to each casino LAN through a WAN, and made available to each affiliated casino property as needed. Customer accounts are automatically act...

The aqueous suspension composition contains at least 20 wt% of a fine cellulose and water insoluble calcium material that has been subjected to wet co-grinding treatment. The weight ratio of the fine cellulose to the water insoluble calcium material is 1:9 to 9:1 and no more than 40% of the particles have a particle size of at least 10mm. A water-dispersible dry composition comprising: a) 30 to ...

A wellbore tool for obtaining data from a subsurface formation includes an antenna 538 and a RF power amplifier 540 coupled to the antenna for providing RF power to a remote sensing unit 524. The wellbore tool may be a cased hole wireline tool, an open hole tool and may further include a drill collar 510. Preferably, a modulator is provided in the wellbore tool for modulating communication signals...

A sleeve for an acoustic logging tool having a structure with a window section having fewer bars than a conventional sleeve separated by a slotted region with thin circumferential slots which are stress-relieved at the ends ("dumb-bell" shaped). Steel receiver mounts are provided for hydrophone pressure sensors and this, together with the axially oriented hydrophones, makes the tool less susceptib...

A computerised payment system (10) for the distribution of data and/or the management of transactions accessible by a plurality of user callers (1, 2, ..., n) on the respective calling lines (L1, L2, ..., Ln) characterised in that it comprises: a database (14) containing a data transmission system for said callers (1, 2, ..., n) and a network interface (13) consisting of fixed "added value" voice ...

Method for reclosure of the clutch (4) during a change of gear, wherein the clutch (4) is closed in order to adjust the angular speed ( omega m) of the drive shaft (10) to match the angular speed ( omega 1) of the primary shaft (7) of the gearbox (5); the power supply to the engine (2) is stopped, so as not to generate useful torque, the clutch (4) is quickly disposed in a predetermined position (...