|| List of recent Cracking-related patents
| Process for producing olefins from a coal feed|
A process for producing olefins from a coal feed includes providing a coal tar stream and fractionating the coal tar stream to provide a hydrocarbon stream that includes hydrocarbons having an initial boiling point of about 250° c. Or greater.
| Process for selectively dealkylating aromatic compounds|
A process for selectively dealkylating aromatic compounds includes providing a coal tar stream comprising aromatic compounds and hydrotreating the coal tar stream to reduce a concentration of one or more of organic sulfur, nitrogen, and oxygen in the coal tar stream, and to hydrogenate at least a portion of the aromatic compounds in the coal tar stream. The process further includes hydrocracking the hydrotreated coal tar stream to further hydrogenate the aromatic compounds and to crack at least one ring of multi-ring aromatic compounds to form single-ring aromatic compounds.
| Hydrocracking process for a hydrocarbon stream|
A process for transalkylating a coal tar stream is described. A coal tar stream is provided, and is fractionated to provide at least one hydrocarbon stream having polycyclic aromatics.
| Steamcracking bio-naphtha produced from complex mixtures of natural occurring fats and oils|
Or from said refined fats & oils are obtained fatty acids soaps that are transformed into linear or substantially linear paraffin's as the bio-naphtha by decarboxylation of the soaps.. .
| Receiving layer for digital printing methods having nanofibrillated cellulose|
A recording material for the ink-jet printing process with a carrier and at least one colour-receiving layer arranged on the carrier in the colour-receiving layer, containing a nanofibrillated cellulose and demonstrating an improved cracking behaviour in the image layer.. .
Schoeller Technocell Gmbh & Co. Kg
| Process for converting polycyclic aromatic compounds to monocyclic aromatic compounds|
A process for converting polycyclic aromatic compounds to monocyclic aromatic compounds includes pyrolyzing a coal feed to produce a coke stream and a coal tar stream. The coal tar stream is cracked, and the cracked coal tar stream is fractionated to produce an aromatic fraction comprising the polycyclic aromatic compounds.
| Semiconductor device|
A technique is provided that can prevent cracking of a protective film in the uppermost layer of a semiconductor device and improve the reliability of the semiconductor device. Bonding pads formed over a principal surface of a semiconductor chip are in a rectangular shape, and an opening is formed in a protective film over each bonding pad in such a manner that an overlapping width of the protective film in a wire bonding region of each bonding pad becomes wider than an overlapping width of the protective film in a probe region of each bonding pad..
Renesas Electronics Corporation
| Process for pyrolysis of coal|
A process for pyrolyzing a coal feed is described. The coal feed is pyrolyzed into a coal tar stream and a coke stream in a pyrolysis zone.
| Reactor and main fractionator configuration for producing diesel|
Methods and systems. For producing diesel arc provided.
Kellogg Brown & Root Llc
| Lubricating base oil production|
A process is provided for producing a heavy lubricating base oil by hydrocracking a lubricating oil feedstock at high yield. The lubricating oil feedstock contains a hydroprocessed stream that is difficult to process using a conventional catalyst system.
Chevron U.s.a. Inc.
Method for making middle distillates and a heavy vacuum gas oil fcc feedstock
The present invention is directed to a refining process for producing hydroprocessed distillates and a heavy vacuum gas oil (hvgo). The process produces middle distillates that have reduced nitrogen and sulfur content, while simultaneously producing a 900° f.+ (482° c.+) hvgo stream useful as a fluidized catalytic cracking (fcc) unit feedstock..
Chevron U.s.a. Inc.
Aluminum alloy having excellent anodic oxidation treatability, and anodic-oxidation-treated aluminum alloy member
An aluminum alloy comprising more than 3.5% and up to 6.0% of mg, 0.02 to 1.0% inclusive of cu, 0.02 to 0.1% inclusive of cr, and a remainder made up by al and unavoidable impurities, wherein the contents of si and fe in the unavoidable impurities are limited to 0.05% or less and 0.05% or less, respectively, and wherein the number of intermetallic compound particles contained in the aluminum alloy and having a maximum length of 4 μm or more is 50 particles or less per 1 mm2 of an arbitrary cross-sectional area of the aluminum alloy. An aluminum alloy is provided, which has excellent anodic-oxidation-treatability and can be used for providing an anodic-oxidation-treated aluminum alloy member having high withstand voltage properties and such excellent heat resistance that the occurrence of cracking under high temperatures conditions can be prevented..
Kabushiki Kaisha Kobe Seiko Sho (kobe Steel, Ltd.)
System and cold cracking
Method to enhance the recovery of oil from an oil field, comprising: applying heat to a colloidal hydrocarbonic medium that comprises hydrocarbon chains; and applying pressure waves having a predetermined frequency and intensity to hydrocarbon chains, in order to crack hydrocarbon chains into relatively shorter hydrocarbon chains. Optionally: applying heat may comprise applying steam; the pressure waves may be applied directly or indirectly to hydrocarbon chains to be cracked; applying pressure waves may be performed within the oil field, by use of an activator within or outside of the oil field; applying pressure waves may be performed within the oil field; applying pressure waves may be performed by use of a rotor situated in a housing pervaded by the colloidal hydrocarbonic medium..
Innovative Crude Technologies Inc. D/b/a Ict
Fluid catalytic cracking system and process
One exemplary embodiment can be a fluid catalytic cracking system. The system can include a reaction zone, in turn including a reactor receiving, a fluidizing stream, a fuel gas stream, a fluidizable catalyst, a stream having an effective amount of oxygen for combusting the fuel gas stream, and a feed..
Low nox burner for ethylene cracking furnaces and other heating applications
A burner assembly for and method of producing ethylene having a mechanism to inject either primary fuel, staged fuel, or both by premix methods before combustion in a furnace. The burner assembly has at least one premix injection assembly for either exclusively primary fuel or exclusively staged fuel injection paired with a nozzle mix injection or injection means for primary and staged fuel both by premix methods.
Forming white metal oxide films by oxide structure modification or subsurface cracking
The embodiments described herein relate to forming white appearing metal oxide films by forming cracks within the metal oxide films. In some embodiments, the methods involve directing a laser beam at a metal oxide film causing portions of the metal oxide film to melt, cool, contract, and crack.
A handle wafer which prevents edge cracking during a thinning process and method of using the handle wafer for grinding processes are disclosed. The handle wafer includes a body portion with a bottom surface.
Process and producing diesel from a hydrocarbon stream
A process and apparatus are disclosed for hydrotreating a hydrocarbon feed in a hydrotreating unit and hydrocracking a second hydrocarbon stream in a hydrocracking unit. The hydrocracking unit and the hydrotreating unit may share the same recycle gas compressor.
Welding process and reduced restraint weld joint
A weld joint (30) having asymmetric sides and providing reduced restraint of weld metal shrinkage and a reduced propensity for weld centerline cracking. The weld joint may have a first side (38) formed at an angle (a1) of 35-60° relative to the component surface (36), and a second side (40) formed at an angle (a2) of 10-35° relative to the surface.
Nanocatalyst for heavy crude oil upgrading and synthesizing same
A dispersing-type nanocatalyst for catalytic hydrocracking of heavy oil, a method for preparing the same, and the use thereof in catalytic hydrocracking of heavy oil. The present invention is also directed to reducing the operational temperature of catalytic hydrocracking of heavy crude oil, and also increasing the yield of the process by utilizing a lower concentration of said nanocatalyst..
Thermal cracking additive compositions for reduction of coke yield in delayed coking process
The present invention is directed to novel thermal cracking additive compositions for reduction of coke yield in delayed coking process and method for preparing the same. The present invention also provides that the thermal cracking additive compositions of the present invention are in micron-size and nano-size.
Methods and systems for causing reaction driven cracking in subsurface rock formations
Methods and systems for causing reaction driven cracking in subsurface rock formations are disclosed. In some embodiments, the methods include the following: drilling one or more holes in a substantially porous subsurface rock formation, the one or more holes in fluid communication with pores in the subsurface rock formation; injecting in the pores via at least one of the holes one or more fluids, wherein the one or more fluids include a gas; and chemically reacting the one or more fluids within the pores thereby causing cracking in the substantially porous subsurface rock formation..
Development of a renewable carbon-based bio-modifier for asphalt cement
A bio-modifier for asphalt is provided that comprises non-wood bio-char. In some embodiments, the bio-char comprises pyrolyzed biomass from a bio-fuel crop and/or comprises pyrolyzed grass.
Process for preparing hydrocracking catalyst compositions
A process for the preparation of a naphtha-selective hydrocracking catalyst comprising of from 3 to 4.8% wt of molybdenum, calculated as metal, and of from 1.5 to 3% wt of nickel, calculated as metal, which comprises loading a refractory oxide support comprising an alumina binder component and a zeolite y component in a content of from 65 to 75 wt % based on the total weight of the catalyst, with nickel and molybdenum in the presence of citric acid, wherein the zeolite y component has a unit cell size in the range of from 24.42 to 24.52 Å, a sar in the range of from 8 to 15, and a surface area of from 850 to 1020 m2/g.. .
Shell Oil Company
Semiconductor package and fabrication method thereof and substrate and packaging structure
A method for fabricating a semiconductor package is disclosed, which includes the steps of: providing a first substrate; disposing a second substrate on the first substrate through a plurality of supporting elements, wherein the second substrate has at least a cleaning hole penetrating therethrough; and performing a cleaning process to clean space between the second substrate and the first substrate through the cleaning hole, thereby preventing a popcorn effect from occurring when the first substrate is heated and hence preventing delamination of the semiconductor package. Further, the cleaning hole facilitates to disperse thermal stresses so as to prevent warping of the first and second substrates during a chip-bonding or encapsulating process, thereby overcoming the conventional drawbacks of cracking of the supporting elements and a short circuit therebetween..
Siliconware Precision Industries Co., Ltd
Process for producing diesel
A process is disclosed for hydrocracking a primary hydrocarbon feed and a diesel co-feed in a hydrocracking unit and hydrotreating a diesel product from the hydrocracking unit in a hydrotreating unit. The diesel stream fed through the hydrocracking unit is pretreated to reduce sulfur and ammonia and can be upgraded with noble metal catalyst..
Self lubricated cpvc resin with improved properties
The disclosed technology relates to a compound suitable for preparing articles, such as pipe, with good physical properties, such as impact strength, and resistance to environmental stress cracking (esc). In particular, the technology relates to a vinyl chloride copolymer resin, such as chlorinated polyvinyl chloride or polyvinyl chloride, herein collectively referred to as cpvc that maintains suitable processability at molecular weights above which other vinyl chloride polymer resins will not flow.
Lubrizol Advanced Materials, Inc.
Heat transfer tube and cracking furnace using the same
The present disclosure relates to a heat transfer tube and a racking furnace using the heat transfer tube. The heat transfer tube comprises a twisted baffle arranged in an inner wall of the tube, said twisted baffle extending spirally along an axial direction of the heat transfer tube.
China Petroleum & Chemical Corporation
Steering lock apparatus
A steering lock apparatus is provided that can protect a steering column 2e from damage, such as cracking, even when a steering wheel is forcibly rotated with the ignition key off. Protrusions 24 in the circumferential direction are provided at a plurality of locations in the axial direction of peripheral edge portions on both sides in the circumferential direction, which is a rotational direction of the steering wheel, of a peripheral edge of a lock through hole 16d.
Refractory mixed-metal oxides and spinel compositions for thermo-catalytic conversion of biomass
A process for biomass catalytic cracking is disclosed herein. More specifically, the process is in presence of is a mixed metal oxide catalyst represented by the formula (x1o).(x2o)a.(x3ybo4) wherein x1, x2 and x3 are alkaline earth elements selected from the group of mg, ca, be, ba, and mixture thereof, and y is a metal selected from the group of al, mn, fe, co, ni, cr, ga, b, la, p and mixture thereof, wherein the catalyst is formed by calcining at least one compound comprising at least one alkaline earth element and a metal element..
Laser processing method and laser processing apparatus
A laser beam machining method and a laser beam machining device capable of cutting a work without producing a fusing and a cracking out of a predetermined cutting line on the surface of the work, wherein a pulse laser beam is radiated on the predetermined cut line on the surface of the work under the conditions causing a multiple photon absorption and with a condensed point aligned to the inside of the work, and a modified area is formed inside the work along the predetermined determined cut line by moving the condensed point along the predetermined cut line, whereby the work can be cut with a rather small force by cracking the work along the predetermined cut line starting from the modified area and, because the pulse laser beam radiated is not almost absorbed onto the surface of the work, the surface is not fused even if the modified area is formed.. .
Hamamatsu Photonics K.k.
Low stress silicon cladding for optical surface finishing
A process for a low temperature, ion-assisted, evaporation technique (iad), whereby the coating stress of a silicon film may be manipulated from compressive to tensile, in order to produce a near-zero net stress for the complete layer. A si cladding with little intrinsic stress is essential to allow thick coatings to be manufactured without cracking.
Coated paper having a coating structure with controlled distribution of latex and preparing the same
Disclosed is coated paper having a coating structure in which styrene-butadiene latex distribution of a paper coating layer is controlled in order to reduce fold cracking of the coated paper and a method for manufacturing the same. The coated paper in which different types of latexes are separately applied to two coating layers exhibits considerably improved stiffness and reduced fold crack, as compared to the existing coated paper..
Lg Electronics Inc.
Wear pad to prevent cracking of fan blade
A fan blade of a gas turbine engine includes an airfoil, a root received in a slot of a hub, and a wear pad covering at least a portion of the root and made of an integrally bonded woven composite laminate.. .
United Technologies Corporation
Method of preparing graphene nanoplate, prepared graphene nanoplate, graphene nanoplate paste, and conductive layer including the graphene nanoplate
A method for preparing graphene nanoplate (gnp) is provided and includes preparing expanded graphite (eg) and exfoliating, grinding, or cracking the expanded graphite to crack the eg induced by gas-phase-collision. A graphene nanoplate paste and a conductive coating layer formed of the graphene nanoplate paste are provided and are prepared by the method for preparing graphene nanoplate..
Hyundai Motor Company
An object of the present invention is to provide a dicing blade which does not cause cracking and breaking even in a workpiece formed from a brittle material, and can stably perform cutting process in a ductile mode on the workpiece with high precision. A dicing blade 26 which performs the cutting process on the workpiece is integrally formed of a diamond sintered body 80 which is formed by sintering diamond abrasive grains 82 so as to have a discoid shape, and a content of the diamond abrasive grains 82 of the diamond sintered body 80 is 80 vol % or more.
Shin-nihon Tech Inc.
Coated structural members having improved resistance to cracking
Structural systems having coated structural members with enhanced durability are provided, along with methods of making and using the same. Structural members including at least one coating material applied to a substrate that comprises at least one protrusion may exhibit increased strength and/or durability and may be less likely fail during use.
Eastman Chemical Company
Method for mounting a chip and chip package
Provided is a method of mounting a chip. The method includes: forming a bump at one surface of a cavity formed concavely in an inner direction of a substrate; performing a coining process to flatten a surface of the bump; coating a solder material on the bump subjected to the coining process; and bonding a chip and the bump by melting the solder material, wherein an electrode portion or a metal portion is formed on a bottom of the chip.
Point Engineering Co., Ltd.
System and process for injecting catalyst and/or additives into a fluidized catalytic cracking unit
Systems for loading catalyst and/or additives into a fluidized catalytic cracking unit are disclosed. Methods of making and using the systems are also disclosed..
W. R. Grace & Co.-conn.
Device and preparing oxygen-containing liquid fuel by bio-oil catalytic conversion
Devices and methods for preparing oxygen-containing liquid fuel by bio-oil catalytic conversion. A device includes a biomass fast thermal cracking system for preparing bio-oil, a bio-oil oil-water separating system for separating the bio-oil into oil phase bio-oil and water phase bio-oil that is output to an oil phase bio-oil chemical chain hydrogen production system, and a water phase bio-oil catalytic hydrogenation system.
A composition, containing at least 50% by weight of a polyamide fraction which comprises: a) from 50 to 95 parts by weight of a polyamide having as copolymerized units bis(4-aminocyclohexyl)methane (pacm) and a linear dicarboxylic acid having from 8 to 18 c atoms; and b) from 50 to 5 parts by weight of a linear aliphatic polyamide having an average of from 8 to 12 c atoms in the monomer units, where the sum of the parts by weight of a) and b) is 100 is provided. The composition can be processed to give a moulded article having high transparency, high toughness and high resistance to chemicals, to solvents and to stress cracking..
Evonik Industries Ag
Dicing device and dicing method
To stably perform cutting process even on a workpiece formed from a brittle material, in a ductile mode with high precision, without causing cracking and/or breaking in the workpiece. A dicing device which performs cutting process on a workpiece includes: a dicing blade that is formed into a discoid shape from a diamond sintered body formed by sintering diamond abrasive grains, and contains 80% or more of the diamond abrasive grains; a spindle (rotating mechanism) configured to rotate the dicing blade; and a movement mechanism configured to move the workpiece relatively to the dicing blade while forming a constant cut depth on the workpiece by the dicing blade..
Tokyo Seimitsu Co., Ltd.
Chemical method and composition for promoting adhesion and preventing road cracking
A method for increased adhesion and prevention of pavement cracking by subsurface application of a composition comprising a synthetic fluid or base oil, a pour point depressant, a binder, and various combinations thereof.. .
Midwest Industrial Supply, Inc.
Additives for maximizing light olefins in fluid catalytic cracking and process units
Additives for mixing into the base catalyst inventory of the fluid catalytic cracking (fcc) process units, so as to achieve a high selectivity of light olefins (ethylene and propylene), are described. Such additives comprise an fer zeolite and an mfi zeolite, the mfi zeolite preferably being zeolite zsm-5.
Petroleo Brasileiro S.a. - Petrobras
Process for regenerating a coked catalytic cracking catalyst
A process for regenerating a coked catalytic cracking catalyst which the carbon-containing deposits on the catalyst contains at least 1 wt % bio-carbon, based on the total weight of carbon present in the carbon-containing deposits is provided. Such coked catalytic cracking catalyst is contacted with an oxygen containing gas at a temperature of equal to or more than 550° c.
Shell Oil Company
High-toughness coating film and sliding member
Provided is a high-toughness coating film having excellent wear resistance, in particular, resistance to cracking and peeling. A high-toughness coating film (2) includes a composition containing a mixture of metallic chromium, in which nitrogen is dissolved, and cr2n.
Tpr Co., Ltd.
Wrappable laminated textile sleeve with enhanced flexibility and reducing cracking in a foil layer of a wrappable textile sleeve
A wrappable textile sleeve and method of reducing cracking in a foil layer of a wrappable textile sleeve are provided. The sleeve includes an elongate wall extending along a longitudinal axis between opposite ends with lengthwise extending edges extending along the longitudinal axis between the opposite ends.
Federal-mogul Powertrain, Inc.
Process for producing transportation fuels from oil sands-derived crude
Disclosed are processes for extracting deasphalted crude oil from oil sand. Deasphalted crude oil can be extracted using a hydrocarbon recycle solvent stream having specified hansen blend parameters, with the oil sand being contacted with the hydrocarbon recycle solvent stream in a contact zone of a vessel to separate not greater than 80 wt % of the bitumen present on the oil sand.
Epic Oil Extractors, Llc
Apparatuses and methods for cracking hydrocarbons
Methods and apparatuses are provided for cracking a hydrocarbon. The method includes contacting a hydrocarbon feed stream with a cracking catalyst at cracking conditions to produce a reactor effluent and a spent catalyst.
Process for producing transportation fuels from oil sands-derived crude
Disclosed are processes for producing a transportation fuel from a high quality oil sands-derived crude oil. The oil sands-derived crude oil is provided as a feed source for a catalytic conversion reaction, which produces the product useful as the transportation fuel.
Epic Oil Extractors, Llc
Method and device for the early detection of crack formations in media-carrying workpieces
A device is provided for the early detection of crack formations in work pieces or in components that are subjected to mechanical loading. Wherein in the region of at least one surface at risk of cracking there is arranged at least one testing chamber that is formed by a generative process of manufacturing the work piece or a portion of a work piece and to which a testing medium under pressure is admitted.
Werkzeugbau Siegfried Hofmann Gmbh
Timber structural member with embedded web
A timber joist is provided, which includes first and second flanges connected together by a web, the web being structurally integral with the flanges. Both flanges comprise timber poles.
Loggo Ip Pty Ltd
A wear assembly with strain relief protects exposed surfaces of excavating equipment such as a bucket lip. Wear components may include a seat where loads are applied, welding flanges flanking the seat on opposite ends of the component welded to the equipment, and strain relief areas between each welding flange and the seat.
Base oil upgrading by co-feeding a ketone or beta-keto-ester feedstock
This invention discloses a process for making high viscosity index lubricating base oils having a viscosity index of at least 110 by co-feeding a ketone or a beta-keto-ester feedstock with a lubricant oil feedstock directly to a hydrocracking unit to produce a hydrocracked stream. Then at least a portion of the hydrocracked stream is treated under hydroisomerization conditions to produce a high viscosity index lubricating base oil.
Chevron U.s.a. Inc.
Method for converting waste plastic to lower-molecular weight hydrocarbons, particularly hydrocarbon fuel materials, and the hydrocarbon material produced thereby
A method produces a hydrocarbonaceous fluid (a liquid mixture of hydrocarbons, or in other words a mixture of hydrocarbons which is liquid at ambient room temperature and atmospheric pressure), which functionally is a liquid hydrocarbon fuel, from a feed of waste plastic. The method comprises in broad embodiments the steps of: (step 1) melting a feed of substantially solid waste plastic in an aerobic atmosphere (for instance, air) whereby a waste-plastic melt is produced; (step 2) distilling at least a portion of the waste-plastic melt whereby a hydrocarbonaceous distillate is produced; and (step 3) collecting the hydrocarbonaceous distillate.
Natural State Research, Inc.
Imaging members and methods for making the same
Flexible imaging members in electrophotography which have an improved plasticized charge transport layer formulation. The resulting imaging member is resistant to chemical contaminants, photoelectrically stable, fatigue cracking suppression, and has a simplified material structure which is curl-free without the need of an anticurl back coating layer.
Photosensitive composition for volume hologram recording, volume hologram recording medium using same, manufacturing volume hologram recording medium, and hologram recording method
Provided is a photosensitive composition for volume hologram recording capable of forming a volume hologram recording medium that less shrinks upon curing in hologram recording (in hologram formation) and resists cracking. The photosensitive composition for volume hologram recording contains an alicyclic epoxy compound (a) represented by formula (i); a thermal acid generator (b); a radically polymerizable compound (c); a radical polymerization initiator (d); and at least one epoxy compound (e) selected from the group consisting of compounds represented by formula (1), epoxidized fatty acid esters, and epoxidized conjugated diene polymers..
Method for producing means with thermal resist for applying at a surface of a heat exposed component
Cooling the ceramic body and causing micro-cracking during heating and or/sintering and/or cooling to obtain the means with thermal resist. The forming is performed such that a first mixture forming a first layer onto which a second mixture is applied forming a second layer differs in porosity from that first layer to obtain a layered green body..
The present disclosure provides a technique for improving the reliability of a semiconductor device where spreading of cracking that occurs at the time of dicing to a seal ring can be restricted even in a semiconductor device with a low-k film used as an interlayer insulating film. Dummy vias are formed in each layer on a dicing region side.
Renesas Electronics Corporation
Gas oil hydroprocess
A process for the hydroprocessing of a gas oil (go) hydrocarbon feed to provide high yield of a diesel fraction. The process comprises a liquid-full hydrotreating reaction zone followed by a liquid-full hydrocracking reaction zone.
E I Du Pont De Nemours And Company
Thermo-catalytic cracking for conversion of higher hydrocarbons into lower hydrocarbons
Described herein are processes and related devices and systems for the conversion of higher hydrocarbons, such as in the form of waste plastics, petroleum sludge, slope oil, vegetable oil, and so forth, into lower hydrocarbons, which can be used as fuels or raw materials for a variety of industrial and domestic uses.. .
Innovative Energy Solutions, Inc.
Single-step process for production of branched, cyclic, aromatic, and cracked hydrocarbons from fatty acids
A catalytic process is provided which produces in a single reaction branched, cyclic and aromatic hydrocarbons, or cracked straight-chain hydrocarbons, from fatty acids in which the fatty acids are reacted over a multifunctional catalyst and undergo both decarboxylation and a further transformation (isomerization, cyclization, aromatization, or cracking) to form reaction products useful as fuels and for other applications that require a source of energy, or as feedstock for hydrocarbon-based commercial products such as surfactants, solvents and lubricants.. .
University Of Louisville Research Foundation, Inc.
Heavy oil catalytic cracking catalyst and preparation method therefor
The present invention relates to a heavy oil catalytic cracking catalyst and preparation method thereof. The catalyst comprises 2 to 50% by weight of an ultra-stable rare earth type y molecular sieve, 0.5 to 30% by weight of one or more other molecular sieves, 0.5 to 70% by weight of clay, 1.0 to 65% by weight of high-temperature-resistant inorganic oxides, and 0.01 to 12.5% by weight of rare earth oxide.
Petrochina Company Limited
Wet electrolytic capacitor containing a hydrogen protection layer
A wet electrolytic capacitor that contains a casing within which is positioned an anode formed from an anodically oxidized sintered porous body and a fluidic working electrolyte is provided. The casing contains a metal substrate over which is disposed a hydrogen protection layer that contains a plurality of sintered agglomerates formed from a valve metal composition.
Silicon carbide semiconductor element and fabrication method thereof
In a fabrication method of a silicon carbide semiconductor element including a drift layer playing a role of retaining a high withstand voltage on a front side of a semiconductor substrate of silicon carbide and including an ohmic electrode on a backside, dicing is added to form at least one dicing line in an element active region on a surface of the semiconductor substrate on a side opposite of the drift layer before forming the ohmic electrode on the backside of the semiconductor substrate. Thus, a silicon carbide semiconductor element and fabrication method thereof is provided such that even if the semiconductor substrate is made thinner to reduce the on-resistance, the strength of the substrate can be maintained and cracking of the wafer during wafer processing can be reduced..
National Institute Of Advanced Industrial Science And Technology
Coking process and system for enhanced catalytic reactions to improve process operation and economics
Heavy gas oil components, coking process recycle, and heavier hydrocarbons in the delayed coking process are cracked in the coking vessel by injecting a catalytic additive into the vapors above the gas/liquid-solid interface in the coke drum during the coking cycle. The additive may comprise cracking catalyst(s) and quenching agent(s), alone or in combination with seeding agent(s), excess reactant(s), carrier fluid(s), or any combination thereof to modify reaction kinetics to preferentially crack these components.
System and introducing an additive into a coking process to improve quality and yields of coker products
Heavy gas oil components, coking process recycle, and heavier hydrocarbons in the delayed coking process are cracked in the coking vessel by injecting a catalytic additive into the vapors above the gas/liquid-solid interface in the coke drum during the coking cycle. The additive comprises cracking catalyst(s) and quenching agent(s), alone or in combination with seeding agent(s), excess reactant(s), carrier fluid(s), or any combination thereof to modify reaction kinetics to preferentially crack these components.