18results about "Hydrocarbon oil cracking process" patented technology

The invention concerns a method for converting into hydrocarbon(s) a solid or liquid substrate (11) selected among substrates formed of plastics material and heavy oils, by a conversion reaction of hydrogenolysis and / or pyrolysis, occurring in a given temperature range. This method comprises contacting, in a reactor (10), the substrate (11) and a microscale heating element (12) formed of a ferromagnetic metal compound, under an oxygen-free atmosphere (23), and heating this heating element (12), at a temperature within said temperature range, by electromagnetic induction by means of a magnetic field inductor (18) external to the reactor (10).

The method for producing olefins may include at least one cooling stage in thermal energy recovery by: supplying a hydrocarbon feed to an outer tube of a thermal energy recovery assembly; heating the hydrocarbon feed in the outer tube of the thermal energy recovery assembly to output a preheated hydrocarbon feed; supplying the preheated hydrocarbon feed to an electrically heated cracking furnace including a reaction zone to heat the preheated hydrocarbon feed; cracking the preheated hydrocarbon feed in the reaction zone of the electrically heated cracking furnace using electrically generated heat to output a hot reactor effluent including cracked hydrocarbons and olefins; supplying the hot reactor effluent to an inner tube of the thermal energy recovery assembly; and cooling the hot reactor effluent in the inner tube of the thermal energy recovery assembly by transferring heat to the hydrocarbon feed, wherein the external temperature of the inner tube in the thermal energy recovery assembly remains below 720°C and the internal temperature of the inner tube in the thermal energy recovery assembly is maintained above 180°C. TIFF2026505563000007.tif127128

A reactor for the thermal decomposition of a gaseous hydrocarbonaceous feedstock stream in an electrically heated moving bed composed of an electrically conductive granular material with deposition of elemental carbon on the granular material comprises an upper reactor section in which there are disposed a feed for the granular material and an outlet for a hydrogenous product stream, a middle reactor section, and a lower reactor section in which there is disposed a feeding device for the gaseous hydrocarbonaceous feedstock stream, and on the bottom side there is provided an outlet for the granular material, wherein the outlet comprises at least one funnel-shaped oscillating base that can be set in oscillation in vertical and / or horizontal direction by means of at least one first vibration generator and is connected to the lower reactor section via an oscillation-decoupling suspension.

One or more reactants are flowed into thermal contact with a heating element in a reactor for a first time period. During a first part of a heating cycle, the one or more reactants are provided with a first temperature by heating with the heating element, such that one or more thermochemical reactions is initiated. The one or more thermochemical reactions includes pyrolysis, thermolysis, synthesis, hydrogenation, dehydrogenation, hydrogenolysis, or any combination thereof. The first heating element operates by Joule heating and has a porous construction that allows gas to flow therethrough. During a second part of the heating cycle, the one or more reactants are provided with a second temperature less than the first temperature, for example, by de-energizing the heating element. A duration of the first time period is equal to or greater than a duration of the heating cycle, which is less than five seconds.

The invention relates to a process for producing hydrocarbon resins from the microwave-assisted pyrolysis of a feedstock of styrene compounds and a feedstock comprising rubber chips, to the resin produced by said process, and to a rubber composition comprising a resin of said kind.

A process for upgrading a hydrocarbon fluid including introducing a first portion of the hydrocarbon fluid to a first electrically conductive tube, and introducing a second portion of the hydrocarbon fluid to a second electrically conductive tube. A DC current is applied to the first electrically conductive tube to heat the first portion of the hydrocarbon fluid within the first tube to a first reaction temperature to form a first product stream, and a DC current is applied to the second electrically conductive tube to heat the second portion of the hydrocarbon fluid within the second tube to a second reaction temperature to form a second product stream. The first product stream is introduced into a product channel through an outlet of the first electrically conductive tube, and the second product stream is introduced into the product channel through an outlet of the second electrically conductive tube.

The invention relates to the technical field of biomass energy thermochemical conversion, and discloses a system and method for cracking biomass liquid fuel through direct-current arc plasma, the system is characterized in that the feeding end of a plasma generating device is connected with an integrated atomization mixing device, and the integrated atomization mixing device is provided with two input ends; the plasma generating device is connected with the carrier gas assembly and the fuel supply assembly respectively, the plasma generating device is connected with the reaction assembly and used for cracking input fuel, a cracking output port of the reaction assembly is connected with a filtering and collecting assembly, and the plasma generating device is driven by the electric driving assembly. According to the system, liquid fuel is atomized into preheated micron-sized liquid drops by using the fuel supply assembly, so that the liquid fuel is quickly and fully cracked in a high-temperature environment of plasma in the reaction cavity, the gasification reaction rate of the biomass liquid fuel and the cracking gas yield are greatly improved, and the generation of coke and tar in the cracking process is effectively inhibited; therefore, efficient gasification of the biomass liquid fuel is realized.

The present invention relates to the technical field of industrial kilns, and in particular to a photon oxygen-free flameless combustion kiln. The photon oxygen-free flameless combustion kiln comprises a kiln body, which consists of a kiln tube, a feeding device, and a cooling device, wherein the feeding device is located at one end of the kiln tube, and the cooling device is located at the other end of the kiln tube. The kiln tube comprises three functional chambers therein, namely an oxygen-free dry distillation chamber, an alkane cracking chamber, and a reduction chamber. The present invention provides a photon oxygen-free flameless combustion kiln. By means of the specific kiln body structure and photon excitation technology, efficient dry distillation, alkane cracking and reduction reactions of organic waste are realized, and methanol is finally synthesized, thereby not only improving the conversion rate of waste and the yield of methanol, but also significantly reducing the energy consumption and environmental pollution in the production process, and providing a new technical approach for the resource utilization of waste and the production of clean energy.

High-purity polycyclic aromatic hydrocarbons (PAHs) and the byproducts thereof, and methods for producing such products are disclosed. The PAHs may comprise an aromaticity index of about 0.65 to about 0.80. The PAHs may have quinoline insolubles and sulfur impurities of less than about 0.1 wt. % each. A tar or pitch comprising the high-purity PAHs and a method of producing such tar or pitch are disclosed. A synthetic graphite comprising high-purity PAHs is also disclosed. A method of making carbon pellets from high-purity PAHs is also disclosed.

Disclosed is an electrical heating reactor. The electrical heating reactor includes: at least one first reaction tube having a first passage through which a reactant passes and configured to heat the reactant passing through the first passage; at least one second reaction tube having a second passage through which a reactant passes and configured to heat the reactant passing through the second passage; a first power supply configured to supply power to the at least one first reaction tube; and a second power supply configured to supply power to the at least one second reaction tube, in which the first power supply and the second power supply may be independently controlled.

A fluid treatment apparatus 10 for treating a fluid for subsequent use as a growing medium or water source in agriculture or algaculture, or as an electrolyte in an electrolyser in the production of h

A high voltage discharge between two electrodes generating a plasma is disposed within a reactor chamber. Hydrocarbon gas and conductive liquid are passed over one or more electrodes, such that the conductive liquid cools the electrodes and avoids fouling. Such a discharge may result in hydrogen gas and additional carbon containing coproducts which may be used, released, or sequestered.

The invention discloses oil product treatment equipment and technology based on the magnetic cavitation technology, and relates to the technical field of oil product processing and modification.The oil product treatment equipment comprises a raw material feeding pump, a feeding cavitation mechanism is arranged at the bottom of the raw material feeding pump and used for conveying oil products and removing impurities in the oil products, the feeding cavitation mechanism comprises a conveying pipe, and the conveying pipe is provided with a feeding hole; untreated oil is conveyed into the device by starting a raw material inlet pump, at the moment, a first motor is started to drive a first transmission shaft to rotate, when the first transmission shaft rotates, a first bevel gear also rotates, at the moment, a second bevel gear also rotates, and when the second bevel gear rotates, a rotating rod also rotates; when the oil passes through the filter screen, the oil is filtered, blockage in the subsequent process is avoided, at the moment, a magnetic field is applied through the electromagnetic coil on the outer surface of the cavitation reaction cavity, and then oil molecule crushing and recombination are achieved through the ultrasonic generator.

Disclosed is an electrical heating reactor. The electrical heating reactor includes: at least one first reaction tube having a first passage through which a reactant passes and configured to heat the reactant passing through the first passage; at least one second reaction tube having a second passage through which a reactant passes and configured to heat the reactant passing through the second passage; a first power supply configured to supply power to the at least one first reaction tube; and a second power supply configured to supply power to the at least one second reaction tube, in which the first power supply and the second power supply may be independently controlled.

The application discloses an electric cracking furnace heat recovery system and a recovery method. The electric cracking furnace heat recovery system comprises, which are sequentially connected, an electric preheater, a mixer, an electric superheater, an electric cracking furnace and a quenching device. The electric preheater is used for preheating hydrocarbon raw materials distributed into the electric preheater by a raw material distribution device to obtain a preheated stream. The mixer is used for mixing the preheated stream with a steam stream conveyed into the mixer to obtain a raw material and steam mixed stream. The electric superheater is used for heating the raw material and steam mixed stream to obtain a superheated stream. The electric cracking furnace is used for cracking the superheated stream to obtain a first cracking stream. The quenching device is used for quenching and cooling the first cracking stream to obtain a second cracking stream. The application solves the technical problem that partial cooling of the electric cracking furnace and waste heat of a heat pump system cannot be fully recovered and utilized.

A heating apparatus for upgrading a hydrocarbon fluid comprises a current voltage source and has at least one electrically conductive tube, wherein the tube material temperature is controlled with geometries that alter the resistance along the U-shaped portion of the electrically conductive tube such that the resistance is less than the resistance along the straight portions of the electrically conductive tube. The heating apparatus can be used for steam cracking process to produce ethylene.

A fluid treatment apparatus (10) for treating a fluid for subsequent use as a growing medium or water source in agriculture or algaculture, as an electrolyte in an electrolyser in the production of hydrogen, and / or as a hydrocarbon-based fuel in internal combustion engines, the apparatus comprising a coil of electrically conductive material (100); a fluid flow pipe (40) arranged to carry a fluid through a passage through the centre of the coil (100); and an electrical supply (130) configured to supply a time-varying voltage of a given form between a first and a second end of the coil.

A mineral processing apparatus (10) for at least partially separating iron-containing compounds in the granular material from non-iron-containing compounds, the apparatus comprising a coil of electrically conductive material (100); a fluid flow pipe (40) arranged to carry a slurry comprising water and the granular material through a passage through the centre of the coil (100); an electrical supply (130) configured to supply a time-varying voltage of a given form between a first and a second end of the coil; and a settling tank (160) arranged to receive the slurry from the fluid flow pipe.