Abstract: This desalinization system, which obtains industrial-use water and drinking water from seawater and wastewater, is provided with; a purification device that purifies wastewater by removing activated sludge therefrom; a first RO membrane that removes salt from the output of the purification device by transferring said salt to first concentrated water, thereby producing industrial-use water; a UF membrane that seawater passes through and that removes particulates from said seawater; a second RO membrane that removes salt from the treated output of the UF membrane by transferring said salt to second concentrated water, producing drinking water; an agitation device to which the second concentrated water from the second RO membrane and the first concentrated water from the first RO membrane are sent to be agitated; and a third RO membrane removing salt from the liquid mixture agitated by the agitation device by transferring said salt to third concentrated water, producing industrial-use water.

Abstract: A sewage treatment monitoring system is provided, which includes a sewage treatment system and a cloud monitoring platform. The sewage treatment system includes a plurality of sewage treatment units. A water level detector, an apparatus data detector and a water quality detector are disposed so as to monitor the water level data, the operation status data and the water quality data of the sewage treatment unit. The real time monitoring data are uploaded to a database of the cloud monitoring platform. The real time monitoring data are compared to the threshold value of water level, the exceptional conditions of the apparatus and the continuous water quality monitoring data stored in a wisdom database, so as to determine whether an abnormality occurs in the sewage treatment system. An abnormal message is sent to the operator to conduct the appropriate treatment or adjustment.

Abstract: A high strength glass fiber is prepared by following steps: weighing raw materials according to a mass percentage of 50-60% silica sol, 24-31% aluminum sol, 8-11% magnesia, 4-5% calcium oxide, 0.1-2% titanium dioxide, 0-0.5% ferric oxide, 0.5-2% niobium pentoxide, 0.5-1.5% antimony trioxide, 0.3-1.5% bismuth nitrate, and 0.1-0.5% boric acid. Deionized water is added. The raw material undergoes mixing by ball milling, spray-drying, calcining, isostatic pressing, melting, and wire-drawing. The invention adopts silicon sol, aluminum sol and bismuth nitrate. Through ball milling and spray-drying, silicon aluminum barium plasmas is evenly coated on surface of other oxide powders. Then nano particles, of silica, alumina and bismuth oxide are obtained by calcining.

Abstract: Gaseous combustion products from a glassmelting furnace after being passed through a regenerator are used to heat glassmaking feed material and pyrolyze organic material on the feed material. Gaseous pyrolysis products and the combustion products are combined with reforming fuel and passed through a regenerator heated in a previous cycle to form syngas which is fed into the furnace and combusted.

Abstract: A gob forming device for forming a gob that is fed into a mold for molding a glass product after adjusting the gob to an optimum weight and shape, the gob forming device comprising: one or two cameras 71,72 configured to capture one or more images of a gob in the falling path of the gob, the gob being obtained by cutting molten glass extruded from a circular orifice 11 of a gob feeder 1; an image processor 70 configured to perform image processing to measure the weight of the gob and feature values of the gob based on the one or more 2-D images of the gob captured by the one or two cameras, the feature values defining the shape of the gob, the weight and the feature values being measured by approximating the shape of the gob's cross section in the direction perpendicular to the longitudinal direction as a circle or ellipse and; drive mechanisms 40, 50, and 64 to 66 configured to individually drive respective adjustment mechanisms to adjust the gob to achieve a desired weight and shape; a storage device con

Abstract: The invention relates to a closing mechanism for the mold halves (5) of an I.S. machine, consisting of two yoke-like mold holders (3, 4) which are mounted on parallel guides (1, 2) and can be moved along said guides between a closed position and an open position by means of a drive. A spindle transmission (13) is provided laterally to the guide (1) so as to extend parallel to said guide, consisting of a threaded spindle that is connected to the drive via a transmission (15) and is in engagement with two threaded sleeves, each of which is connected to one of the two mold holders (3, 4), via two threaded sections running in opposite directions for the purpose of producing an opening or closing movement of the mold holders (3, 4). By means of the drive, a servomotor, the opening and closing movement of the mold holders (3, 4) is carried out.

Abstract: A method includes contacting a second layer of a glass sheet with a forming surface to form a shaped glass article. The glass sheet includes a first layer adjacent to the second layer. The first layer includes a first glass composition. The second layer includes a second glass composition. An effective viscosity of the glass sheet during the contacting step is less than a viscosity of the second layer of the glass sheet during the contacting step. A shaped glass article includes a first layer including a first glass composition and a second layer including a second glass composition. A softening point of the first glass composition is less than a softening point of the second glass composition. An effective 108.2 P temperature of the glass article is at most about 90° C.

Abstract: A method of shaping a glass-based substrate including placing a glass-based substrate on a mold having a mold surface with a 3D surface profile, heating the glass-based substrate to a shaping temperature, creating a sealed environment above the glass-based substrate, and adjusting the pressure in the sealed environment with a pressurized gas to conform the glass-based substrate to the profile of the mold surface to create a shaped glass-based article. The shaped glass-based article may be free of distortions having a height to width ratio greater than 2×10?4.

Abstract: A glass sheet forming system (10) has two parallel forming lines (12) that can utilize any two of three forming stations (18) to provide versatility in use for forming different glass sheet jobs of different sizes and shapes while reducing switchover time from one job to the next.

Abstract: A hot glass sheet processing system includes a conveyor roller support structure (34) located within a heated location (32) and has an elongated cooling unit (36) having a housing (38) defining a cooling chamber (40) that receives and has bearings (42) that rotatably support an aligned set of roller ends (30). The cooling unit includes a cooling circuit that supplies cooling fluid to the cooling chamber (40) to provide cooling of the aligned set of roller ends (30) and the bearings (42).

Abstract: A lift device for lifting a glass sheet in a glass processing system includes a lift jet array having peripheral lift jet outlets and inner lift jet outlets disposed inwardly of the peripheral lift jet outlets. Furthermore, each lift jet outlet is operable to allow gas to flow toward the glass sheet. The lift device also includes a control unit for controlling operation of the lift jet outlets, and the control unit is configured to commence operation of at least one of the inner lift jet outlets prior to commencing operation of at least one of the peripheral lift jet outlets.

Abstract: A float glass for chemical strengthening, having a bottom surface to contact a molten metal during molding and a top surface facing the bottom surface. An absolute value of a difference between a normalized hydrogen concentration at a depth of 5 to 10 ?m that is a value obtained by dividing a hydrogen concentration at a depth of 5 to 10 ?m by a hydrogen concentration at a depth of 50 to 55 ?m in the top surface and the normalized hydrogen concentration at a depth of 5 to 10 ?m in the bottom surface is 0.35 or less.

Abstract: The present invention provides a high-transparency glass having a high fining action at a low temperature and capable of achieving redox lowering more than before. The present invention relates to a glass containing 1 to 500 ppm of a total iron oxide (t-Fe2O3) in terms of Fe2O3, having a redox ([divalent iron (Fe2+) in terms of Fe2O3]/[total (Fe2++Fe3+) of divalent iron (Fe2+) and trivalent iron (Fe3+) in terms of Fe2O3]) of 0% or more and 25% or less, containing, as expressed by mass percentage based on oxides, 50 to 81% of SiO2, 1 to 20% of Al2O3, 0 to 5% of B2O3, 5 to 20% of Li2O+Na2O+K2O, and 5 to 27% of MgO+CaO+SrO+BaO, and having a bubble disappearance-starting temperature (TD) of 1485° C. or lower.

Abstract: Lithium silicate glass ceramics and glasses containing specific oxides of tetravalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials.

Abstract: A highly purified quartz powder having a low level of naturally occurring lithium modified for cladding a fiber optic cable, said modified quartz powder having an increased total amount of lithium in solid solution in said powder, said increased total amount being in the range of more than 0.50 ppm and less than 1.00 ppm and a method of modifying an highly purified quartz powder to make the same.

Abstract: Embodiments of the present invention provides fiberizable glass compositions formed from batch compositions comprising amounts of one or more glassy minerals, including perlite and/or pumice.

Abstract: Methods are disclosed for planarisation of a coated glass substrate by deposition of a silazane based layer thereon. Coated substrates according to the invention exhibit improved properties in terms of reduced roughness, lower haze and higher visible light transmission and the coated surface may be exposed to the external environment, for example as surface 1 or surface 4 of a double glazing unit. The resulting smooth surface is less susceptible to marking and scratch damage, and offers enhanced surface energy (improved hydrophobicity).

Abstract: An object is to provide a glass for chemical toughening treatment satisfying low brittleness, low melt viscosity and high chemical toughening characteristics, and a chemically toughened glass using the same. Provided is a glass for chemical toughening treatment containing, in mass % in terms of oxides, SiO2 63 to 76, B2O3 0 to 2, Al2O3 2 to 10, MgO 2 to 12, CaO 0.1 to 8, Na2O 14.5 to 19, K2O 0 to 3, and Fe2O3 0 to 0.5, satisfying a total content of alkali earth metal oxides (RO) being from 5 to 15, satisfying 15×MgO/RO—RO?3, and having a temperature T2 at which a glass viscosity reaches 102 dPa·s being 1,600° C. or lower.

Abstract: Apparatus and method for producing metal-coated optical fiber is provided. One step of such a method comprises providing a length of optical fiber having a glass fiber with or without a carbon layer surrounded by a polymeric, thermoplastic resin or wax coating. The optical fiber is passed through a series of solution baths such that the fiber will contact the solution in each bath for a predetermined dwell time, the series of solution baths or thermal tooling effecting removal of the polymer, thermoplastic resin or wax coating and subsequent electroless plating of metal on the glass fiber. The optical fiber is collected after metal plating so that a selected quantity of said metal-coated optical fiber is gathered. At least one of the solution baths comprises a coiled tube containing the process solution through which the glass fiber passes. Aspects of the present invention are also applicable to conventional metal wire where it is desirable to reduce physical length of the process line.

Abstract: An electric arc apparatus for processing an optical fiber includes one or more first electrodes and one or more second electrodes. The first electrode(s) each have an end portion that terminates at an opening defined by the first electrode(s). The opening is configured to accommodate the optical fiber extending along a longitudinal axis. The second electrode(s) each have an end portion that terminates at a location spaced from the opening defined by the first electrode(s). The first electrode(s) or second electrode(s) are configured to receive a voltage that generates a plasma field between the first electrode(s) and second electrode(s), which are shaped to focus the plasma field so that the plasma field extends across the longitudinal axis and modifies the end of the optical fiber. Methods of processing an optical fiber with an electric arc apparatus are also disclosed.

Abstract: The invention provides a novel, steam-assisted production methodology and associated compositions and methods of use in the manufacture of carbonatable or non-carbonatable metal silicate or metal silicate hydrate (e.g., calcium silicate or calcium silicate hydrate) compositions. These metal silicate compositions and related phases are suitable for use hydraulic, partially hydraulic or non-hydraulic cement that sets and hardens by a hydration process, a carbonation process or a combination thereof, and may be applied in a variety of concrete components in the infrastructure, construction, pavement and landscaping industries.

Abstract: Disclosed is a refractory coating composition, which includes: based on the total weight of the composition, (a) 20 to 40 wt % of cement, (b) 15 to 40 wt % of ground-granulated blast-furnace slag, (c) 5 to 20 wt % of at least one selected from among mica and alumina, (d) 0 to 10 wt % of flyash from a fluidized-bed boiler, (e) 10 to 40 wt % of expanded vermiculite, (f) 10 to 30 wt % of at least one selected from among calcium carbonate and limestone, and (g) 0.5 to 20 wt % of a thickening agent, and which also has a predetermined porosity and thus an appropriate density, is non-shrinkable to thus reduce cracking due to shrinkage, and exhibits drastically increased resistance to heat in the event of a fire.

Abstract: The present invention provides an oil or gas wellbore polymeric cement comprising the reaction product of an aliphatic isocyanate, a trimerization catalyst, and a catalyst retarder, wherein the reaction occurs in the wellbore at a temperature of at least 250° F. (121° C.). Also provided is a method of reducing fluid loss from an oil or gas well, comprising producing a polyisocyanurate cement by combining an aliphatic isocyanate, a trimerization catalyst, and a catalyst retarder within a wellbore at a temperature of at least 250° F. (121° C.). The various embodiments of the invention meet the controllability and minimized toxicity needed for this application. Standard aliphatic polyisocyanates reduce handling concerns while providing the reactivity response that fits this temperature range.

Abstract: A multi-functional open graded friction course and a method of treating highway water runoff using the multi-functional open graded friction course are described herein. Open graded friction course is treated with an additive or additives, such as, but not limited to, an adsorbent. After treatment with the additive, the additive remains in the void spaces in the open graded friction course, thus creating a multi-functional open graded friction course. When highway or roadway water runoff flows into the void spaces, pollutants, such as heavy metals, are adsorbed by the additives and the water then flows laterally out of the multi-functional open graded friction course.

Abstract: A hydraulic binder includes in mass percent from 20 to 82% of a Portland cement the particles of which have a D50 comprised from 2 ?m to 11 ?m; from 15 to 56% of a non-pozzolanic mineral addition A1, the particles of which have a D50 from 1 to 150 ?m and selected from among limestone additions, siliceous additions, siliceous limestone mineral additions, calcined shales, zeolites, burnt plant ashes, and mixtures thereof; from 4 to 30% of pozzolanic mineral addition A2, the particles of which have a D50 from 1 to 150 ?m; a sum of the percentages of the Portland cement, the non-pozzolanic mineral addition A1 and the pozzolanic mineral addition A2 being comprised from 90 to 100%.

Abstract: This disclosure relates to an inorganic-organic metal phosphate ceramic coating from the reaction of an inorganic phosphate of the formulas (i) Am(H2PO4)m.nH2O or (ii) AH3(PO4)2.nH2O; where A is ammonium or an m-valent metal element; m=1, 2, or 3; and n is 0 to 25; and at least one metal oxide or hydroxide represented by the formula B2mOm or B(OH)2m, where B is a 2m-valent metal; and m=1 or 1.5; thereof; and at least one polymer capable of reacting with at least the one metal oxide or hydroxide; or a first organic precursor combined with the inorganic phosphate and a second organic precursor combined with the at least one metal oxide or hydroxide, the second organic precursor configured to chemically react with the one or more first organic precursor.

Abstract: The present disclosure provides a ceramic material containing a vanadium oxide, and 50 to 400 ppm by mass of nitrogen with respect to the vanadium oxide. The ceramic material according to the present disclosure less varies in the amount of heat absorption. A cooling device comprising the ceramic material is also provided.

Abstract: A tungsten carbide-cubic boron nitride composite material and preparation method thereof mainly includes WC and cBN, wherein the WC powder is coated with Co nano-layer and the cBN powder is coated with SiO2 nano-layer, and hardness and toughness of the composition material can be improved by coating. The method for preparing a tungsten carbide-cubic boron nitride composite material adopts chemical vapor deposition method and high temperature sintering method. First nano-layers were coated on the surface of WC and cBN, and then the bulk materials can be obtained via high-temperature sintering.

Abstract: Disclosed are ceramic articles comprising ceramic honeycomb bodies and an aqueous composition, for example in the form of a cold-set plug, as well as processes for preparing ceramic articles and processes for making an aqueous composition for use with ceramic articles, for example as a cold-set plug composition.

Abstract: In some examples, the disclosure describes an article and a method of making the same that includes a substrate including a ceramic or a ceramic matrix composite including silicon carbide, where the substrate defines an outer substrate surface and a plurality of grooves formed in the outer substrate surface, where each respective groove of the plurality of grooves exhibits an anchor tooth that spans an edge of the respective groove, and where the plurality of grooves define an average groove width less than about 20 micrometers, and a coating formed on the outer surface of the substrate, where the coating at least partially fills the plurality of grooves of the substrate.

Abstract: A coated seed product, the product comprising: at least one plant seed; and a coating adhered to the exterior of the plant seed, the coating comprising one or more evaporite minerals, preferably polyhalite.

Abstract: There is provided an aqueous seaweed extract in the form of a solution concentrate composition comprising: (a) at least 0.5% by weight soluble alginate based on the weight of concentrate composition; (b) at least 0.1% calcium by weight based on the weight of concentrate composition; (c) a calcium-chelating agent; and (d) a borate compound.

Abstract: A method and a system for making compost are provided. The method includes following steps. First, a temperature of a compost controlling system is obtained. A heater module is turned on in a first mode. If the temperature is higher than a first predetermined temperature in the first mode, it switches into a second mode and the heater module is turned off. If the temperature is higher than a second predetermined temperature which is higher than the second predetermined temperature in the second mode, it switches into a third mode. If the temperature is lower than a third predetermined which is lower than the second predetermined temperature in the third mode, a compost completion message is generated. Accordingly, a probability of making the compost successfully is increased.

Abstract: An apparatus and method for providing a fiber optic cord in a perforating gun.

Abstract: Processes for forming refined hydrocarbons are disclosed. Exemplary processes include providing a first mixture comprising ?10 wt % of at least one oxygenate; contacting at least a portion of the first mixture with a methanol conversion catalyst under suitable conditions including a first pressure, P1, to yield an intermediate composition including olefins having at least two carbon atoms; introducing at least a portion of the intermediate composition to an oligomerization catalyst under suitable conditions including a second pressure, P2, to yield an effluent mixture comprising gasoline boiling range components and distillate boiling range components; and recovering at least a portion of the gasoline boiling range components and distillate boiling range components. The first and second pressure can be relatively similar. Apparatus and systems for carrying out the disclosed processes are also described.

Abstract: The present invention provides a process for the preparation of ethene by vapour phase chemical dehydration of a feed comprising ethanol, said process comprising contacting the feed with a supported heteropolyacid catalyst in a reactor, wherein the feed temperature is at least 250° C. and the pressure inside the reactor is at least 0.80 MPa but less than 1.80 MPa.

Abstract: The present invention relates to a process for producing benzene comprising the steps of: a) separating a source feedstream comprising C5-C12 hydrocarbons including benzene and alkylbenzenes into a first feedstream comprising a higher proportion of benzene than the source feedstream and a second feedstream comprising a lower proportion of benzene than the source feedstream and subsequently, b) contacting the first feedstream in the presence of hydrogen with a first hydrocracking catalyst comprising 0.01-1 wt-% hydrogenation metal in relation to the total catalyst weight and a zeolite having a pore size of 5-8 ? and a silica (SiO2) to alumina (Al2O3) molar ratio of 5-200 under first process conditions to produce a first product stream comprising benzene, wherein the first process conditions include a temperature of 425-580° C., a pressure of 300-5000 kPa gauge and a Weight Hourly Space Velocity of 0.

Abstract: The present invention relates to a process for preparing cyclohexane from methylcyclopentane (MCP) and benzene. In the context of the present invention, MCP and benzene are constituents of a hydrocarbon mixture (HM1) additionally comprising dimethylpentanes (DMP), possibly cyclohexane and possibly at least one compound (low boiler) selected from acyclic C5-C6-alkanes and cyclopentane. First of all, benzene is converted in a hydrogenation step to cyclohexane (that present in the hydrocarbon mixture (HM2)), while MCP is isomerized in the presence of a catalyst, preferably of an acidic ionic liquid, to cyclohexane. After the hydrogenation but prior to the isomerization the dimethylpentanes (DMP) are removed, with initial removal of the cyclohexane present in the hydrocarbon mixture (HM2) together with DMP. This cyclohexane already present prior to the isomerization can be separated again from DMP in a downstream rectification step and isolated and/or recycled into the process for cyclohexane preparation.

Abstract: The present invention relates to a catalyst based on iron oxide for the dehydrogenation of hydrocarbons and also a process for producing it. The catalyst comprises at least one iron compound, at least one potassium compound and at least one cerium compound, wherein the at least one iron compound and the at least one potassium compound are at least partly present in the form of one or more K/Fe mixed oxide phases of the general formula KxFeyOz, where x is from 1 to 17; y is from 1 to 22 and z is from 2 to 34, where the catalyst comprises at least 20% by weight, based on the total catalyst, of the K/Fe mixed oxide phases and comprises crystalline cerium dioxide having a crystallite size in the range from 10 nm to 30 nm.

Abstract: Processes and systems for making cyclopentadiene and/or dicyclopentadiene include converting acyclic C5 hydrocarbon(s) into CPD in a first reactor to obtain a product mixture, washing the product mixture with a wash oil, separating the washed product mixture in a separation sub-system such as compression train to obtain a C5-rich fraction comprising CPD, dimerizing the C5-rich fraction in a dimerization reactor to obtain a product effluent, followed by separating the product effluent to obtain a DCPD-rich fraction. Wash oil can be recovered and recycled. Multiple-stage of dimerization and separation steps can be used to obtain multiple DCPD-rich fractions of various purity and quantity. C5-rich fractions from various stages of the process may be recycled to the first reactor, or converted into mogas components after selective hydrogenation. C5-rich fractions and mogas components may be optionally separated to produce value-adding chemicals.

Abstract: Processes and systems for making cyclopentadiene and/or dicyclopentadiene include converting acyclic C5 hydrocarbon(s) into CPD in a first reactor to obtain a product mixture, separating the product mixture in a separation sub-system such as compression train to obtain a C5-rich fraction comprising CPD and essentially depleted of hydrogen and C1-C4 hydrocarbons, dimerizing the C5-rich fraction in a dimerization reactor to obtain a product effluent comprising DCPD, followed by separating the product effluent to obtain a DCPD-rich fraction. Multiple-stage of dimerization and separation steps can be optionally used to obtain multiple DCPD-rich fractions of various degrees of purity and quantity. C5-rich fractions from various stages of the process may be recycled to the first reactor, or converted into mogas components after selective hydrogenation. C5-rich fractions and mogas components may be optionally separated to produce value-adding chemicals.

Abstract: Processes and systems for making cyclopentadiene and/or dicyclopentadiene include converting acyclic C5 hydrocarbon(s) into CPD in a first reactor to obtain a first reactor hydrocarbon effluent, which is processed in an eductor to obtain an eductor effluent at higher total pressure than atmospheric pressure, separating the eductor effluent in a separator such as compression train to obtain a C5-rich fraction comprising CPD, dimerizing the C5-rich fraction in a second reactor to obtain a product effluent comprising DCPD, which is separated to obtain a DCPD-rich fraction. Multiple-stage of dimerization and separation steps can be optionally used to obtain multiple DCPD-rich fractions of various degrees of purity and quantity. C5-rich fractions from various stages of the process may be recycled to the first reactor, or converted into mogas components after selective hydrogenation. C5-rich fractions and mogas components may be optionally separated to produce value-adding chemicals.

Abstract: Disclosed is a process for the conversion of acyclic C5 feedstock to a product comprising cyclic C5 compounds, such as for example, cyclopentadiene, and catalyst compositions for use in such process. The process comprising the steps of contacting said feedstock and, optionally, hydrogen under acyclic C5 conversion conditions in the presence of a catalyst composition to form said product. The catalyst composition comprising a crystalline aluminosilicate having a constraint index of less than or equal to 5, and a Group 10 metal, and, optionally, a Group 11 metal, in combination with a Group 1 alkali metal and/or a Group 2 alkaline earth metal.

Abstract: Disclosed is a process for the conversion of acyclic C5 feedstock to a product comprising cyclic C5 compounds, including cyclopentadiene, and catalyst compositions for use in such process. The process comprises contacting the feedstock and, optionally, hydrogen under acyclic C5 conversion conditions in the presence of a catalyst composition to form said product. The catalyst composition comprises a microporous crystalline metallosilicate, a Group 10 metal or compound thereof, and a Group 11 metal or compound thereof.

Abstract: Disclosed is a process for the conversion of acyclic C5 feedstock to a product comprising cyclic C5 compounds, such as for example, cyclopentadiene, and catalyst compositions for use in such process. The process comprising the steps of contacting said feedstock and, optionally, hydrogen under acyclic C5 conversion conditions in the presence of a catalyst composition to form said product. The catalyst composition comprises a Group 10 metal, and, optionally, a Group 11 metal, on a catalyst support with a Group 1 alkali metal silicate and/or a Group 2 alkaline earth metal silicate.

Abstract: Processes and systems for making cyclopentadiene and/or dicyclopentadiene include converting acyclic C5 hydrocarbon(s) into CPD in a first reactor in the presence of a C1-C4 co-feedstock to obtain a product mixture, separating the product mixture in a separation sub-system such as compression train to obtain a C5-rich fraction comprising CPD and essentially depleted of hydrogen and C1-C4 hydrocarbons, dimerizing the C5-rich fraction in a dimerization reactor to obtain a product effluent comprising DCPD, followed by separating the product effluent to obtain a DCPD-rich fraction. Multiple-stage of dimerization and separation steps can be optionally used to obtain multiple DCPD-rich fractions of various degrees of purity and quantity. C5-rich fractions from various stages of the process may be recycled to the first reactor, or converted into mogas components after selective hydrogenation. C5-rich fractions and mogas components may be optionally separated to produce value-adding chemicals.

Abstract: Disclosed is an integrated process and system to generate power and convert acyclic C5 feedstock to non-aromatic, cyclic C5 hydrocarbon. A combustion device, such as a turbine, and reactor tubes containing catalyst compound are disclosed. A process involving contacting acyclic C5 feedstock with catalyst composition and obtaining cyclic C5 hydrocarbon is also disclosed.

Abstract: Disclosed is a process and system to convert acyclic C5 feedstock to non-aromatic, cyclic C5 hydrocarbon. A furnace and reactor tubes comprising a catalyst compound are disclosed. A process involving contacting acyclic C5 feedstock with catalyst composition and obtaining cyclic C5 hydrocarbon is also disclosed.

Abstract: This invention relates to a process for converting acyclic C5 hydrocarbons to cyclopentadiene in a reactor system, wherein the process comprises a reaction interval comprising: cyclically providing to the reactor system a feedstock comprising acyclic C5 hydrocarbons; contacting the feedstock and with a particulate material comprising a catalyst material in a first reaction zone under reaction conditions to convert at least a portion of the acyclic C5 hydrocarbons to a first effluent comprising cyclopentadiene; and a reheating interval comprising: cyclically halting the feedstock to the first reaction zone; and providing a reheating gas to the first reaction zone to reheat the particulate material.

Abstract: This invention relates to a process for converting acyclic C5 hydrocarbons to cyclic C5 compounds including cyclopentadiene in a reactor system, wherein the process comprises: providing to the reactor system a feedstock comprising acyclic C5 hydrocarbons; providing to the reactor system a particulate material comprising a catalyst material; contacting the feedstock and the particulate material in at least one reaction zone under reaction conditions to convert at least a portion of the acyclic C5 hydrocarbons to a first effluent comprising cyclopentadiene; wherein the feedstock flows co-current to a direction of a flow of the particulate material.