Abstract: The present disclosure relates to an exhaust gas after-treatment apparatus and an exhaust gas after-treatment method including a selective catalytic reduction (SCR) process, and more particularly, to an exhaust gas after-treatment apparatus having improved durability and an exhaust gas after-treatment method, which selectively determine to operate a selective catalyst reducing part and an ammonia oxidation catalyst (AOC) part on the basis of a generated amount and a rate of change of a nitrogen compound (NOx) in exhaust gas.

Abstract: The invention relates to a filtering device for a variety of polluted gasses, with an inclined bed with a filling of catalytic material, which bed has a retaining wall at its lower longer side, with a clean-gas exit positioned in the area of one front side of the bed, which ejects the gas which has passed through the filling, and with a flush-gas entrance also positioned in the area of one front side of the bed, the flush-gas entrance (40) and the clean-gas exit (36) being provided at the same front side (38), and beneath the bed (12), current-influencing devices (50) being positioned spread between the two front sides, which devices prevent or at least reduce current peaks in the flow of flush gas through the bed (12).

Abstract: The invention relates to process for the preparation of a urea-comprising aqueous stream, that is suitable for use in a unit for the reduction of NOx in combustion engine exhaust gases, wherein the urea-comprising aqueous stream is separated directly from or after a recovery section in a urea production process and is thereafter diluted with water until the urea-comprising stream comprises 30-35 wt % urea.

Abstract: An exhaust line of a motor vehicle includes an upstream monolith and a downstream monolith for treating exhaust gases passing along the exhaust line. The upstream and downstream monoliths are positioned in series. An injection portion is positioned between an upstream face defined by the upstream monolith and a downstream face defined by the downstream monolith and includes a duct through which a stream of exhaust gas flows. The duct extends from the upstream face to the downstream face and has a central line of a set length between the faces. A reagent injector is mounted on the injection portion and is designed to inject reagent in gaseous form into the injection portion. At least one cup is positioned inside the duct in the path of the exhaust gas stream so that a mean path of the exhaust gas stream line is at least 20% longer than the set length.

Abstract: The invention pertains to a catalyzed particulate filter provided in its entire dispersion side and within its partition walls with a first catalyst being active in selective catalytic reduction of nitrogen oxides, and in its entire permeate side with a second catalyst combination with a catalyst being active in oxidation of ammonia mixed with a catalyst being active in oxidation of carbon monoxide and hydrocarbons and a method for its preparation. The mean particle size of the first catalyst is smaller than the mean pore diameter of the longitudinal porous walls, and the mean particle size of the second catalyst combination is larger than the mean pore diameter of the longitudinal walls. In the example, the first catalyst is a silica aluminum phosphate SAPO-34 promoted with 2% copper and the second catalyst is a mixture of platinum and palladium (molar ratio 3:1) supported on alumina particles and beta zeolite powder with 1.0% copper.

Abstract: The present invention relates to a diesel particle filter which has a coating active in oxidation catalysis and which is characterized in that said diesel particle filter comprises a material zone which removes platinum traces contained in the exhaust-gas flow, and to the use of said diesel particle filter in the purification of exhaust gases of diesel engines.

Abstract: There is provided a multilayered charge-mosaic membrane having a porous supporting layer (A), a porous intermediate layer (B) and a charge-mosaic layer (C), wherein the porous supporting layer (A), the porous intermediate layer (B) and the charge-mosaic layer (C) are located in this order; the porous supporting layer (A) and/or the porous intermediate layer (B) are made of a fiber layer containing hydrophilic fibers; a thickness of the porous intermediate layer (B) is 0.1 to 100 ?m; a porosity of the porous supporting layer (A) is larger than a porosity of the porous intermediate layer (B); the cationic and/or the anionic polymers constituting the charge-mosaic layer (C) is a polyvinyl alcohol having an ionic group. Thus, there is provided a multilayered charge-mosaic membrane having a large salt permeation flux and excellent mechanical strength.

Abstract: The present invention provides composite membranes for membrane distillation and related methods of manufacture. In particular, there is provided a composite hydrophilic/hydrophobic membrane comprising a hydrophilic polymer layer and a hydrophobic polymer layer comprising fluorinated surface-modifying macromolecules, wherein said composite membrane has a high vapor flux. Also provided herein are methods of manufacturing and optimizing the composite membranes and a membrane distillation system comprising the composite membranes.

Abstract: The present invention provides an antibiofouling composition, an antibiofouling membrane and a method for forming the same. The antibiofouling composition comprises a copolymer and at least one solvent. The copolymer comprises at least one hydrophobic segment and at least one antibiofouling segment where the hydrophobic segment comprises a plurality of hydrophobic moieties and the antibiofouling segment comprises a plurality of antibiofouling moieties. The molar ratio of the total of hydrophobic moieties to the total of the antibiofouling moieties is 0.5˜6.0.

Abstract: The present disclosure describes an additive that may be used in the manufacture of thin-film polyamide composite membranes. Thin-film polyamide composite membranes are used in filtration processes, such as reverse osmosis and nanofiltration. The additive may be an amino-siloxane compound. The amino-siloxane compound includes repeated groups of silicon bonded to oxygen with at least one amine functional group. Optionally, the amino-siloxane compound may also include a hydrophilic group. The additive reacts with an aqueous phase and an organic phase to form a thin polyamide film on a porous substrate.

Abstract: A liquid product is dispensed via a membrane contactor. The contactor employs a plurality of gas-permeable hollow fibers. The contactor has a gas port communicating with the interior of the fibers and input and output ports for liquid communicating with space within the contactor surrounding the fibers. A gas comprising carbon dioxide or nitrous oxide is dissolved in the liquid in the contactor. The gas at a controlled pressure is supplied to the gas port. The liquid is supplied at a higher pressure than the gas to the input port for liquid from a supply of such liquid via a first valve having a first valve inlet port communicating with the supply of liquid and a first valve outlet port communicating with the inlet port for liquid. Liquid with the gas dissolved therein is dispensed from the outlet port for liquid via a dispense tap to ambient. The dispensing liquid step includes a start dispense step in which dispensing commences and a stop dispense step in which dispensing is stopped.

Abstract: The present invention relates to a sterile filling system, and specifically relates to a sterile filling system for on-line particle adding comprising a filling system, characterized in that it further comprises a system for on-line particle adding. The filling system comprises a first AP valve bank and an injection pipe, the first AP valve bank and the injection pipe being in connection with each other; and the system for on-line particle adding comprises a second AP valve bank, the second AP valve bank being in connection with the injection pipe. The present invention can achieve the object of addition of solid particles during the production of liquid product, and ensure that the finished product will meet the requirement for sterility.

Abstract: The present invention is directed to an apparatus for mixing gaseous mixture components. The present invention likewise relates to a correspondingly applied method and to the use of an apparatus according to the invention for mixing components of the exhaust gas of internal combustion engines with a reducing agent and to a correspondingly designed reactor.

Abstract: A planetary mixer has stirring blades that undergo planetary motion within a tank in close proximity to an inner wall of the tank for stirring solid/liquid type treatment materials received by the tank. Each of the stirring blades includes a vertical side portion having two slope faces slanting toward the inner wall of the tank, an edge face connecting outward front ends of the slope faces, and an inner face connecting inward front ends of the slope faces. The outward front ends are disposed closer to the tank inner wall than are the inward front ends, with a distance between the inward front ends being greater than a distance between the outward front ends. The inner face is formed in the shape of an arc having a center located at an intersection of a line interconnecting the inward front ends and centerline running through a center of the edge face.

Abstract: White-pigmented and unpigmented base paints and stains are custom-tinted using an automated colorant dispenser having a minimum fluid dispensing quantity less than 0.01 fluid ounce (<0.3 cm3) and a set of colorants including a green-hued colorant having a color strength greater than that of a comparison colorant containing 12 wt. % PG7 pigment, a blue-hued colorant having a color strength greater than that of a comparison colorant containing 12 wt. % PB15:2 pigment, a red-hued colorant having a color strength greater than that of a comparison colorant containing 17 wt. % PR209 pigment and a magenta-hued colorant having a color strength greater than that of a comparison magenta-hued colorant containing 7 wt. % PR122 pigment. Light pastel tints in small containers and strong colors in large containers may be prepared without requiring the use of additional colorants having the same general hue and lower color strength.

Abstract: This invention provides the use of a polymer comprising a hyperbranched polyether polyol such as hyperbranched polyglycerol as a serum albumin substitute. Also provided are high molecular weight hyperbranched polyglycerol polymers suitable for a variety of medical and non-medical uses including methods for making such high molecular weight polymers.

Abstract: The device for producing carbon black from waste rubber has a pyrolysis reactor, a solid product discharge system, a pyrolysis gas emission means, a shell and tube heat exchanger, a solid pyrolysis product receiver, a pyrolysis gas condenser, and a flue gas output means. The shell and tube heat exchanger has a burner linked to the tubes. The space between the tubes of the heat exchanger is filled with a disperse material having a particle size of 3-10 cm. The inlet of the pyrolysis gas emission means is linked to the pyrolysis reactor, and the outlet is linked to the space between the tubes of the heat exchanger. The inlet of the condenser is linked to the casing of the pyrolysis reactor, which is linked to the tubes of the heat exchanger.

Abstract: A sodium-nanoliquid reactivity experiment apparatus includes: a storage tank that stores liquid sodium; a mixing tank that is connected to the storage tank through a first transport line to receive supply of the liquid sodium and that injects nanoparticles to mix the nanoparticles with the liquid sodium; and a reactor that is connected to the mixing tank through a second transport line to receive supply of a sodium-nanoparticle mixture and that injects water to react the water with the sodium-nanoparticle mixture.

Abstract: A hydrogen generating fuel cartridge includes a case having a perforated opening layer. A hydrogen producing fuel is disposed within the case. A hydrogen permeable membrane is disposed between the hydrogen producing fuel and the perforated opening layer in the case. A spring loaded slideable valve plate is positioned adjacent the perforated opening layer such that the slideable valve plate and perforated opening form a valve that is biased in a closed position to prevent hydrogen from escaping from the fuel cartridge.

Abstract: A gas-liquid reactor for gas-liquid contacting processes can be used in the chemical, petrochemical and other industries, with an advantageous target product output and a plug flow regime. The reactor comprises a housing with an inlet and an outlet for the introduction of reagents and the removal of reaction products. The reactor housing contains a pipe bundle situated such that the space between the pipes does not communicate with the internal volume of the pipes. The reactor housing is also provided with input and output pipes which communicate with the space between the pipes for the supply of a coolant or heat-carrier. A rod is removably installed in at least one of the pipes. Plates are attached to the rod, each of the plates has at least one opening. The plates are arranged in such a way that the openings of neighboring plates are not coaxial in relation to one another.

Abstract: The invention concerns new catalysts for the reduction of oxygen suitable for PEM fuel cells, the process for their preparation and their use in other electrolytic processes.

Abstract: Supported noble metal-comprising catalysts which can be obtained by a1) application of a noble metal compound, optionally in admixture with additives acting as promoters, to a support material, then drying, and a2) application of a reducing agent to a support material, then drying, wherein steps a1) and a2) are repeated simultaneously or in alternating turns, or wherein either of the compounds is applied entirely and then the other one is applied entirely, b) optionally afterwards drying of the resulting product, and c) subsequent calcination, its use, especially for oxidative dehydrogenation and a process for producing it.

Abstract: An oxide catalyst for use in an oxidation reaction of an olefin and/or an alcohol, the oxide catalyst comprising: the oxide catalyst contains molybdenum, bismuth, iron, cobalt, and cerium; an atomic ratio a of bismuth to 12 atoms of molybdenum is 2?a?6, an atomic ratio b of iron to 12 atoms of molybdenum is 2.5<b?5, an atomic ratio c of cobalt to 12 atoms of molybdenum is 2?c?8, an atomic ratio d of cerium to 12 atoms of molybdenum is 0.5?d?6, and an atomic ratio of iron/cobalt is 0.4?b/c?2.5; wherein when a spacing d of a complex oxide of cerium and molybdenum showing a peak at 33.50° in a X-ray diffraction is taken as a reference, a change rate of d is 5000 to 9000 ppm.

Abstract: A component includes a catalyst surface having regions of CeO2 and regions of MnO2 that contact the regions of CeO2. Said material pairings may provide an improved catalytic effect compared to pure oxides. Said surfaces can, for example, also be used in indoor air purification to reduce the ozone content. The surface can, for example, be applied by coating the component and processed by cold-gas spraying of, for example, particles made of MnO2, to which CeO2 is applied.

Abstract: A method is described for preparing a catalyst precursor suitable for use in the Fischer-Tropsch synthesis of hydrocarbons including 10 to 40% by weight of cobalt oxide crystallites and 0.05 to 0.5% by weight of a precious metal promoter, dispersed over the surface of a porous transition alumina wherein the surface of the transition alumina has been modified by inclusion of 0.25 to 3.5% wt magnesium, including the steps of: (a) forming a modified catalyst support by impregnating a transition alumina with a magnesium compound, drying and calcining the impregnated alumina in a first calcination at a temperature ?600° C. to convert the magnesium compound into oxidic form, and (b) forming a catalyst precursor by impregnating the modified catalyst support with a cobalt compound and precious metal promoter compound, drying and calcining the impregnated catalyst support in a second calcination to convert the cobalt compound to cobalt oxide.

Abstract: The invention relates to a method for preparation of oxide-polymetallic catalysts containing platinum-group metals for steam-oxidative conversion to obtain carbon monoxide and hydrogen. The method comprises treatment of NiO and CO3O4 by solutions of Al, Ce, Zr nitrates and palladium (Pd(NH3)4Cl2), platinum (H2[PtCl6]·6H2O) and rhodium (H3[RhCl6]) compounds followed by drying, carbonization of the obtained material in a methane flow at 550° C., preparation of slurry from this material, pseudo-boehmite and tetraisopropoxysilane, filling foam nichrome pores with obtained material suspension, elimination of water at 80° C., calcinating during 3 hours in an atmosphere of argon at 1300° C., elimination of carbon by water vapors at 600° C. during 3 hours. The technical result is development of a highly efficient heterogeneous catalyst. 3 material claims, 7 tables, 4 examples.

Abstract: The present invention relates to an organotemplate-free synthetic process for the production of a zeolitic material having a BEA framework structure comprising YO2 and optionally comprising X2O3, wherein said process comprises the steps of (1) preparing a mixture comprising seed crystals and at least one source for YO2; and (2) crystallizing the mixture; wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises at least one alkali metal M, wherein when the BEA framework additionally comprises X2O3, the mixture according to step (1) comprises at least one source for X2O3, and wherein the seed crystals comprise zeolitic material having a BEA framework structure, preferably zeolite Beta.

Abstract: The invention relates to a catalytic material which is used as an optofluidic reactor, and also a method for production thereof. In this case, first a reticulated plastic foam can be fabricated which then is coated with at least one first metal or metal alloy layer. Subsequently, a photocatalytic substrate is then applied to the metal or metal alloy layer. The photocatalytic substrate eliminates bacteria, viruses and other harmful substances, as well as fine dust or fungal spores, when the optofluidic reactor is used.

Abstract: The present invention relates to a regeneration process for producing a regenerated ionic liquid catalyst from solids formed in an ionic liquid alkylation process wherein a first ionic liquid is used as a catalyst which is a composite ionic liquid comprising ammonium cations, and anions being composite coordinate anions derived from two or more metal salts, the regeneration process comprising (a) removing the solids from the reaction zone of the alkylation process; and (b) subsequently treating the solids with a second ionic liquid made from an ammonium salt as cation, and an aluminum salt as anion which is the same as the aluminum salt present in the first ionic liquid.

Abstract: There is disclosed a honeycomb structure usable as a support of a honeycomb catalyst onto which a large amount of catalyst can be loaded and which has a good purification efficiency, and the honeycomb structure includes porous partition walls 5 defining a plurality of cells to form through channels of a fluid and having a plurality of pores 10 therein, wherein a porosity of the partition walls 5 is from 45 to 70%, and in a cross section perpendicular to an extending direction of the cells, a total area of macro pores 12 having the largest pore diameter of larger than 10 ?m is 50% or more with respect to a total area of the pores 10.

Abstract: A copper-based catalyst precursor capable of achieving a high conversion ratio and high selectivity in the isomerization reaction of a ?,?-unsaturated alcohol portion and a method for producing the same and to provide a hydrogenation method in which the copper-based catalyst precursor is used are provided. Specifically, a copper-based catalyst precursor obtained by calcining a mixture containing copper, iron, aluminum, and calcium silicate in which an atomic ratio of iron and aluminum to copper [(Fe+Al)/Cu] is in a range of 1.71 to 2.5, an atomic ratio of aluminum to iron [Al/Fe] is in a range of 0.001 to 3.3, and calcium silicate is contained in a range of 15% by mass to 65% by mass at a temperature in a range of 500° C. to 1,000° C. and a hydrogenation method in which the copper-based catalyst precursor is used are provided.

Abstract: An electrically conductive pipette tip having an elongated tubular body that has a bottom opening at the bottom end for the passage of liquid, and a top opening at the top end for the passage of air, and a passageway between the bottom opening and the top opening, wherein the body has at least one electrically-conductive region extending from the bottom opening to the top opening, and at least one transparent region consisting of plastic that extends from the passageway to the outside of the body.

Abstract: The present invention provides sintered porous plastic plugs for use in filtered serological pipettes which facilitate manufacture or assembly of the filtered serological pipettes. In one embodiment, a sintered porous plastic plug of the present invention comprises plastic and a cylindrical body, a first end and a second end, the first end having a cross-sectional area less than the cross-sectional area of the cylindrical body, and the second end having a cross-sectional area less than the cross-sectional area of the cylindrical body.

Abstract: A robot system includes a robot that includes arms each including multiple joints, a controller configured to control an operation of the robot, and a tip stocker configured to supply a tip box with a pipette tip attached to and detached from a pipette with an operation of the robot. In addition, the tip stocker includes a movable member configured to be movable in accordance with an operation of the robot.

Abstract: A chemical assay device includes a hydrophilic substrate and one or more hydrophobic structures that extend from a first side of the hydrophilic substrate to a second side of the hydrophilic substrate. A hydrophobic structure in the hydrophilic substrate forms a fluid barrier wall that extends from the first side of the hydrophilic substrate to the second side of the hydrophilic substrate with a deviation of less than 20° from a perpendicular axis between the first side and the second side.

Abstract: A system for measuring asphaltene content of crude oil, includes a microfluidic chip, the microfluidic chip having a crude oil sample inlet port, a solvent port, a mixer and reactor section in fluid communication with the crude oil sample inlet port and the solvent port, and a filter in fluid communication with the mixer and reactor section, the filter having an inlet side and an outlet side, a waste port in fluid communication with the inlet side of the filter, and a product port in fluid communication with the outlet side of the filter. The system further includes an optical cell in fluid communication with the product port.

Abstract: A microchip including a fluid circuit composed of a space formed inside is provided. The space includes a first space, a second space, and a space connecting portion connecting the first space and the second space, and the space connecting portion has a structure portion restraining liquid moving between the first space and the second space from moving due to wettability with respect to the space connecting portion surface.

Abstract: A device for passing a biopolymer molecule includes a nanochannel formed between a surface relief structure, a patterned layer forming sidewalls of the nanochannel and a sealing layer formed over the patterned layer to encapsulate the nanochannel. The surface relief structure includes a three-dimensionally rounded surface that reduces a channel dimension of the nanochannel at a portion of nanochannel and gradually increases the dimension along the nanochannel toward an opening position, which is configured to receive a biopolymer.

Abstract: A mixing vial is provided for an automated biological reaction apparatus typically used for staining tissue samples in Immuno-histological and in-situ hybridisation reactions. The mixing vial allows reagents placed on the apparatus to be mixed together to form additional or blended reagents. A reagent dispenser mounted on a robotic arm withdraws reagent from the reagent containers and deposits it into one of the mixing vials. Several reagents can be deposited into each vial. Mixing is undertaken by withdrawing the reagents in a vial and re-dispensing the reagent back into the vial. Mixing may take place between the operation of other tasks performed by the apparatus, and a scheduler is used to ensure blended reagent is provided before it is required in one of the processes undertaken on the apparatus. The apparatus is able to automatically identify which blended reagents are required and when they must be applied to provide an appropriate schedule that minimises time taken to stain samples.

Abstract: Disclosed is a non-contact heating type gene amplification system. The non-contact heating type gene amplification system includes separate light sources for each step of a polymerase chain reaction in order to perform a high-speed temperature cycle by moving a rotation unit, in which a plurality of sample chambers are formed, to places at which the sample chambers are controlled at the temperatures corresponding to each step.

Abstract: The present invention generally relates to methods and apparatuses for amplifying nucleic acid sequences using immobilized DNA polymerase. More particularly, it relates to methods and apparatuses useful for amplifying target nucleic acid sequences by forming a plurality of reaction regions in which polymerase chain reaction (PCR) can occur, positioning immobilized DNA polymerase in a specific reaction region, and circulating DNA through the reaction regions. The present invention provides those methods and apparatuses that allow simple separation and recovery of the DNA polymerase after the amplification, that can be operated not only with thermostable DNA polymerases but also with non-thermostable DNA polymerases, and that are simpler in their designs and processes so that they can be readily integrated into complex devices such as Lab-on-a-chip.

Abstract: The invention relates to an apparatus for wetting grain with a liquid using a vibrating device for the grain, having a vertically or obliquely or horizontally arranged tube, and to at least one motor, which causes the tube to vibrate and has a motor baseplate for the connection of a vibratory apparatus, in the case of which the tube is connected in a force-fitting manner to the motor baseplate, the tube having a maximum length corresponding to double the length of the motor baseplate. The invention also relates to a method for wetting grain.

Abstract: An adjustment and suspension system for supporting the mainshaft of a gyratory crusher within a stationary spider hub. The system includes a piston movable within the spider hub to adjust the vertical position of the mainshaft. A stop member positioned within the spider hub controls the maximum vertical movement of the piston within the spider hub. A drive assembly is used to adjust the vertical position of the stop member to limit the vertical position of the mainshaft. The mainshaft is supported by a vertical support bearing and a radial support bearing that are located separate from each other. The vertical position of the drive shaft is controlled by a supply of pressurized hydraulic fluid introduced into the spider hub to control the vertical position of the movable piston.

Abstract: Provided is a unit which is capable of readily grinding and collecting a small amount of a sample which is difficult to be ground. The unit for grinding a sample comprises a club-shaped pestle and a mortar into which the pestle can be inserted, wherein the pestle comprises a roughened taper located at at least one end of its pestle body, wherein the mortar is a tube with an inverted frustoconical bottom, and the surface of the mortar where the taper of the pestle contacts the inverted frustoconical bottom when the pestle is inserted into the mortar is roughened, and wherein the angle of the taper with respect to the longitudinal centerline of the pestle is substantially equal to the angle of the inner wall of the inverted frustoconical bottom with respect to the longitudinal centerline of the mortar. The roughened taper and surface improve grinding efficiency.

Abstract: A shredder includes a shredding mechanism and a vibration sensor configured to detect vibrations generated by the shredding mechanism. The shredder includes a controller configured to regulate operation of the shredder's motor in response to the detected vibrations. The controller may regulate operation of the shredder so as to keep the detected vibrations below a predetermined vibration level during operation of the shredder. The controller may modify operation of the shredder (e.g., turn the shredder off, conduct an autocorrect sequence, increase or decrease the shredder's speed, display an error message) in response to the detected vibrations having a predetermined characteristic (e.g., frequency and/or amplitude within a predetermined range, a characteristic that indicates a material/paper jam or misfeed).

Abstract: Provided is an air purification device, wherein a main body comprises air inlets at two sides. An air extractor at an air outlet draws in air; when entering, the air firstly passes through a negative high voltage wire to carry on a negative charge and be sterilized, and then is mixed with nanoscale water mist sprayed out from a spray pipe and enters a dust collection board; the water mist is electrolyzed from water in a water supply tank by an electrolyzer to generate alkaline water, which is supplied to a water storage tank and atomized by an ultrasonic atomizer prior to being ionized into nanoscale water mist by nano-electrodes so as to be sprayed out; and when air flows through a water mist stream, charged contaminative gases are mixed with the water mist, are separated from the air stream under the action of inertia and an attractive force from the electric field of the dust collection board, and collide with droplets to be captured, intercepted and collected, and when PM 2.

Abstract: The invention concerns a process for enriching an iron mineral from a silicate containing iron ore by inverse flotation comprising the addition of a collector or collector composition comprising at least one of the compounds of formulae RC(O)N(Z—O—X—NH2)2 (Ia); RC(O)N(Z—O—X—NH2)2H+ Y? (Ib); in which X is an aliphatic alkylene group containing 2 to 6 carbon atoms; Z is an aliphatic alkylene group containing 2 to 6 carbon atoms; Y? is an anion; and R is a saturated or unsaturated, linear or branched, aliphatic or aromatic moiety having between 7 and 23 carbon atoms. The invention also relates to the novel compounds according to formulae (Ia) and (Ib), compositions comprising said compounds and the use of compounds and formulations as collectors for enriching of iron mineral.

Abstract: The present invention relates to flotation of sulfidic copper- molybdenum- and gold-containing minerals. More specifically, the invention relates to sulfoxy reagent-assisted flotation for separating of sulfides of copper, molybdenum and gold from pyrite, marcasite, pyrrhotite, arsenopyrite, and other gangue minerals following aerating by an oxidizing gas and contacting by a sulfoxy reagent. To promote collection and flotation the feed mineral materials are preferably not contacted with an externally generated non-oxidizing gas to lower the dissolved molecular oxygen content prior to flotation.

Abstract: An apparatus includes a robotic system providing movement in three orthogonal directions to an arm operable to receive a pipette tip and to facilitate movement of fluid into and out of the pipette tip. In addition, the apparatus can include a tray for receiving pipette tips, receptacles for receiving tubes, an apparatus for forming an emulsion, a device for forming particles that include copies of the polynucleotide, a device for enriching the particles and an apparatus for loading such particles onto a sensor array. The apparatus can further include receptacles for holding containers of reagent solutions. Optionally, the robot can include a gripper arm in addition to the pipette receiving arm.

Abstract: A rotary atomizing applicator includes a shaping air system having first orifices discharging air against the outer surface of the bell cup, with the air following the bell cup and being released from the bell cup at the forward edge of the bell cup. A terminal portion of the outer surface of the bell cup directs the flow of air to shape the pattern of coating released from the bell cup. A second pattern of air is directed from outwardly and behind the bell cup inwardly toward the forward edge of the bell cup.