Abstract: The disclosure relates to petrochemistry, gas chemistry, coal chemistry, particularly to a synthesis of hydrocarbons C5 and higher from CO and H2 under the Fischer-Tropsch reaction; the invention relates to a process and a system for producing synthetic liquid hydrocarbons. A process for producing synthetic liquid hydrocarbons is provided by catalytic converting syngas under the Fischer-Tropsch reaction on a fixed catalyst bed in a vertical shell and tube reactor with coolant supply into shell wherein as soon as the syngas conversion degree achieves 60-80%, a pressure gradient along the tubes is reduced below 0.1 bar/m and this value is maintained during the whole process. A reactor for Fischer-Tropsch synthesis is provided comprising tubes with catalyst in a shell, the ratio of the tube diameter at the tube outlet to the diameter at the inlet is from 1.5/1 to 2.5/1.

Abstract: The invention discloses dispersions of preferably modified strontium carbonate in organic liquids, for example in alcohols, ketones or particularly methylene chloride. The dispersions are usable for the preparation of polymers which have reduced birefringence or no birefringence and are therefore suitable for optical applications. The powder obtainable after the removal of the organic liquid can surprisingly be converted back to a dispersion with little energy.

Abstract: The disclosed technology relates to nanotechnology, petrochemistry, gas chemistry, coal chemistry, in particular to a catalyst based on carbon nanotubes for synthesis of hydrocarbons from CO and H2 and a preparation method thereof. The carbon nanotubes fixed in the catalyst pellet pores improve mass and heat transfer in the catalyst pellet and the catalyst bed.

Abstract: The present invention relates to petrochemistry and gas chemistry, and discloses a support for catalysis of exothermic processes, particularly the Fischer-Tropsch process, methanol synthesis, hydrogenation and purification of exhaust gases. The support comprises metallic aluminium in the form of a mixture of dispersed powders of flaky and spherical aluminium and the support is in the form of pellets, preferably cylinders, tablets, balls, obtained by extrusion, pelletization, tabletting, rounding or liquid molding. The catalyst prepared on the support comprises an active metal selected from the group consisting of Co, Fe, Ni, Ru, Rh, Pt, Pd, Cu and mixtures thereof.

Abstract: The present invention relates to petrochemistry, gas chemistry, coal chemistry, particularly the invention relates to a catalyst for synthesis of hydrocarbons from CO and H2 and a preparation method thereof. The catalyst is pelletized and comprises at least Raney cobalt as active component in an amount of 1-40% by weight based on the total weight of the catalyst, metallic aluminium in an amount of 25-94% by weight based on the total weight of the catalyst and a binder in an amount of 5-30% by weight based on the total weight of the catalyst. The present invention provides the catalyst stability to overheating and high productivity of hydrocarbons C5-C100 for synthesis of hydrocarbons from CO and H2.

Abstract: The invention discloses a method of incorporating deagglomerated barium sulphate having an average primary particle size of less than 0.5 ?m and coated with a dispersant into plastics or precursors of plastics, for example into polyols. The deagglomerated barium sulphate is dispersed in an organic solvent, the dispersion is incorporated into the plastic or the precursor of the plastic, and the solvent is evaporated off.

Abstract: The present invention relates to a multi-channel provision system for a wired network. The multi-channel provision system of the present invention includes a tap-off unit (330) for dividing a frequency band, assigned to a wired network for network communication, and providing resultant frequency bands to respective subscriber units belonging thereto. An optical network device (100) is disposed at a node where one or more sectors, divided according to a number of subscriber units that enable network access through the wired network, branch off. The optical network device (100) provides a frequency band for network access to each sector so that a same frequency band is assigned to each sector, thus generating a multi-channel for the frequency band, and reusing the frequency band, assigned to the wired network, a number of times corresponding to the number of the sectors through generation of the multi-channel.

Abstract: A system and method of transmitting a data stream from a data source over a baseband wireless communication system to one or more receivers. The receivers simultaneously recover the data and clock signals of the original data stream from the wireless transmitted data so that the data stream can be provided by the receivers to a data sink at the same rate as the original data stream, with low jitter performance.

Abstract: A method of encoding, transmitting and decoding data over a wireless medium, including, selecting a number of bits N representing a symbol, creating a set of at least 2 to the power of N equal sized codewords with a larger number of bits than N, representing the 2 to the power of N possible combinations of N bit symbols, receiving a stream of data, replacing every N bit symbol from the stream of data with its representative codeword from the created set, transmitting the codewords using a faster transmission bit rate such that the transmission time allocated for each codeword is substantially the same as the time duration required to transmit the original bits it replaced.

Abstract: The invention discloses deagglomerated barium sulphate which has an average primary particle size of less than 0.5 ?m and is coated with a dispersant. The dispersant has preferably reactive groups which are able to interact with the surface of the barium sulphate; particularly preferred dispersants are those which are able to endow the barium sulphate with a hydrophilic surface and have reactive groups for coupling to or into polymers. Also disclosed is a plastics premix comprising the deagglomerated, coated barium sulphate.

Abstract: A floor assembly comprising at least one plate, at least one girder connected to said plate, which girder is provided with at least one passage extending transversely to the girder and which supports at least one removable panel. The floor assembly further comprises at least one section supported by at least one girder, which section extends in a direction transversely to the girder. Said section comprises a separating segment and first and second supports located on either side of said separating segment, wherein said first and said second support are located at different heights relative to an upper side of the separating segment. The first support supports the panel, whilst the second support supports a stonelike floor. The second support is located near a bottom side of the separating segment remote from the upper side.

Abstract: Epoxy resins comprising deagglomerated barium sulphate with an average particle size of less than 0.5 ?M feature increased flexural impact strength and breaking extension. Epoxy resins of this kind can be used as, for example, composite material or binders in watercraft construction, in wind turbines, in pipes, for containers or in aircraft construction, in particular in composite materials comprising glass fibre or carbon fibre.

Abstract: The invention discloses polymeric esters of terephthalic acid with deagglomerated barium sulphate having an average primary particle size of less than 0.5 ?m, containing a crystallization inhibitor and being coated with a dispersant, as filler. The dispersant has preferably reactive groups which are able to interact with the surface of the barium sulphate; particular preference is given to dispersants which are able to endow the barium sulphate with a hydrophilic surface and have reactive groups for coupling to or into polymers. Also disclosed is a corresponding precursor based on macrocyclic oligoesters which comprise such barium sulphate.

Abstract: Disclosed are an apparatus and method for communication using an icon. A first communication terminal of a first user stores a second user icon profile including an icon(s) representing at least one communication terminal used by a second user and a second communication terminal of the second user stores a first user icon profile including an icon(s) representing at least one communication terminal used by the first user. When the first user a first icon from the at least one icon forming the second user icon profile, the first user can communication with the second communication terminal of the second user represented by the first icon using the first communication terminal.

Abstract: Disclosed herein is an optical network device for generating a multi-channel. The optical network device is connected to a plurality of sectors. Each of the sectors has one or more subscriber terminals as component members, divides a frequency band assigned to a wired network, and provides resulting frequency bands to respective subscriber terminals. The optical network device includes one or more channel cards, and a media converter. The channel cards are mounted on a motherboard having a bus, and allow a frequency band, assigned to any one of the sectors, to be reused for at least one remaining sector in such a way as to provide an identical frequency band to the sectors at a node where the sectors branch off, thus generating a multi-channel for the frequency band. The media converter converts signals between an optical network and the motherboard.

Abstract: The present invention relates to a multi-channel provision system for a wired network. The multi-channel provision system of the present invention includes a tap-off unit (330) for dividing a frequency band, assigned to a wired network for network communication, and providing resultant frequency bands to respective subscriber units belonging thereto. An optical network device (100) is disposed at a node where one or more sectors, divided according to a number of subscriber units that enable network access through the wired network, branch off. The optical network device (100) provides a frequency band for network access to each sector so that a same frequency band is assigned to each sector, thus generating a multi-channel for the frequency band, and reusing the frequency band, assigned to the wired network, a number of times corresponding to the number of the sectors through generation of the multi-channel.

Abstract: A Communication Diode Driver Circuit (CDDC) for selectively illuminating communication diodes (CDs) in response to incoming digital data pulses with a LED drive current ILED(t) close to a nominal LED drive current IN therefor in a steady state operation of the CDDC. The CDDC includes a driver unit for driving the LED drive current ILED(t), and a closed loop feedback unit for continuously monitoring the LED drive current ILED(t) for providing a variable shift voltage SV(t). The driver unit includes a shift amplifier for combining a pulsed analog data voltage ADV(t) corresponding to incoming digital data pulses, and the shift voltage SV(t).

Abstract: The invention discloses a dispersion of deagglomerated barium sulphate having an average primary particle size of <0.5 ?m and coated with a dispersant in defined organic solvents, especially halogenated solvents such as dichloromethane. The dispersant preferably has reactive groups which are able to interact with the surface of the barium sulphate; particularly preferred dispersants are those which are able to endow the barium sulphate with a hydrophilic surface and which have reactive groups for coupling to or into polymers. The dispersion lends itself very well to incorporation into polymers such as acrylates, methacrylates, or particularly into hydrophobic polymers such as polycarbonate, or precursors thereof.

Abstract: Particles, especially nanoparticles, being coated with copolymers (A) of olefinically unsaturated monomers (a), preparable by single-stage or multistage controlled free-radical copolymerization in an aqueous medium of (a1) at least one olefinically unsaturated monomer containing at least one chelate-forming group and (a2) at least one olefinically unsaturated monomer different from olefinically unsaturated monomer (a1) and selected from the group consisting of (a21) monomers of the general formula (I): R1R2C?CR3R4, in which the radicals R1, R2, R3, and R4 each independently are hydrogen atoms or substituted or unsubstituted alkyl, cycloalkyl, alkylcycloalkyl, cycloalkylalkyl, aryl, alkylaryl, cycloalkylaryl, arylalkyl or arylcycloalkyl radicals, with the proviso that at least two of the variables R1, R2, R3 and R4 are substituted or unsubstituted aryl, arylalkyl or arylcycloalkyl radicals, especially substituted or unsubstituted aryl radicals, (a22) olefinically unsaturated terpene hydrocarbons, and (a23)

Abstract: The present invention relates to the use of nanoparticles for the preparation of water-based dispersion adhesives, and especially the use of finely divided barium sulfate therein. The nanoparticles can be used with or without chemical modification. Adhesives of this kind feature improved properties, examples being improved cohesion in conjunction with comparable adhesion and higher heat resistance. Preference is given to dispersion adhesives based on polyacrylate, polyurethane, and epoxy resin.