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8168131 |
Low pressure drop reforming reactor
A syngas reforming reactor has a shell-and-tube configuration wherein the shell-side fluid flow path through the tube bundle has a longitudinal configuration. The reactor can include a shell-side...
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8142742 |
Method of producing unsaturated acid from olefin
Disclosed is a shell-and-tube heat exchanger type reactor that can be used for a process of producing unsaturated acids from olefins via fixed-bed catalytic partial oxidation, which comprises at...
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8088344 |
Rod-shaped inserts in reactor tubes
A multi-tubular reactor system for catalytically reacting a fluid reactant mixture to form a fluid product comprising a shell and a plurality of reactor tubes housed therein. The reactor system is...
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8043583 |
Baffle structure improving heat transfer efficiency of reactor or heat exchanger
Disclosed is a shell-and-tube reactor or heat exchanger, which alternately comprises a doughnut-type baffle plate and a first disc-type baffle plate in order to increase heat transfer efficiency....
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8034308 |
Multi-stage multi-tube shell-and-tube reactor
A multi-stage, multi-tube, shell-and-tube reactor which contains reaction zones and interstage temperature control (cooling/heating) zones in series. The reactor has at least two types of zones...
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8021624 |
Reactor, and method for the production of hydrogen sulfide
The invention relates to a reactor (1) and a process for continuously preparing H2S by converting a reactant mixture which comprises essentially gaseous sulfur and hydrogen over a catalyst,...
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7897120 |
Feeding device for bundled tube reactor
A charging device for a tube reactor has a plurality of metering chambers which can be filled with filling material, for example a catalytically coated carrier material. Each metering chamber is...
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7871579 |
Tubular reactor with expandable insert
A tubular reactor having an insert for improving heat transfer characteristics of the tubular reactor. The insert comprises a catalyst and metal structures consecutively arranged in a lengthwise...
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7842254 |
Maximum reaction rate converter for exothermic reactions
An ammonia converter is disclosed. The converter can alter the conversion of ammonia by controlling the reaction temperature of the exothermic reaction along the length of the reactor to parallel...
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7837954 |
Tube bundle reactors with pressure fluid cooling
A set of prefabricated tube bundle reactor subassemblies is proposed which are adapted to be assembled at a construction site to provide a tube bundle reactor for carrying out catalytic gas and/or...
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7836919 |
Device for loading chemical reactor tubes
A device and method for loading pellets into chemical reactor tubes.
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7803332 |
Reactor temperature control
The invention is directed to a reactor system comprising at least one reactor wherein makeup water for said system is preheated by water/steam exiting said reactor. In a preferred embodiment the...
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7771674 |
Multitubular reaction apparatus for contact gas-phase reaction
The present invention relates to a multitubular catalytic gas-phase reaction apparatus, comprising a plurality of reaction tubes arranged in parallel, a baffle capable of changing the direction of...
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7731917 |
Heat exchange reactor
The present invention provides a heat exchange reactor comprising a reaction tube for obtaining a product (B) by exothermic reaction while passing a starting compound (A) therethrough and a reactor...
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7731923 |
Method for simultaneously producing hydrogen and carbon monoxide
The invention relates to a method for simultaneously producing hydrogen and carbon monoxide consisting in generating a synthesis gas and in processing it by decarbonising and removing water and...
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7731916 |
Method of charging catalyst tubes of a bundle of catalyst tubes in a structured fashion
A method of charging catalyst tubes of a bundle of catalyst tubes in a structured fashion, in which uniformly predispensed portions of formulations of shaped catalyst bodies are used for producing...
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7588739 |
Fixed bed multitube reactor
A fixed-bed multitubular reactor, comprising a plurality of reaction tubes (3) filled with a catalyst and catalyst temperature measurers (4) measuring the temperatures of the reaction tubes near...
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7579191 |
Reaction method using microreactor
In a reaction caused by using a microreactor which provides a plurality of supply routes in communication with one reaction channel as a multicylindrical structure having a co-axis and causes a...
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7534339 |
Reactor filled with solid particle and gas-phase catalytic oxidation with the reactor
A shell-and tube reactor including at least one reaction tube with a measuring means, substantially same solid particles being filled in the reaction tubes with or without the measuring means, a...
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7531147 |
Method of producing unsaturated aldehyde and/or unsaturated acid
Disclosed is a shell-and-tube reactor that may be used for fixed-bed catalytic partial oxidation, the reactor being characterized by including at least one reaction zone of a first-step reaction...
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7479565 |
Process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, or an alkanolamine
A process is provided for the epoxidation of an olefin comprising the steps of: contacting a feed comprising an olefin and oxygen with a catalyst comprising a silver component deposited on a...
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7419637 |
Oxides of manganese processed in continuous flow reactors
Methods and systems for regenerating and pretreating oxides of manganese and precipitation of oxides of manganese from manganese salt solutions. Oxides of manganese, a slurry containing oxides of...
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7326389 |
Method of producing unsaturated aldehyde and/or unsaturated acid
Disclosed is a shell-and-tube reactor that may be used in a method for producing unsaturated aldehydes and/or unsaturated acids from olefins by means of fixed-bed catalytic partial oxidation. The...
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7316804 |
Flow reactors for chemical conversions with heterogeneous catalysts
Improved apparatus for use in process systems which include exothermic chemical conversions of organic compounds to value added products is disclosed, more particularly, flow reactors for...
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7297814 |
Multitube reactor, vapor phase catalytic oxidation method using the multitube reactor, and start up method applied to the multitube reactor
A multitube reactor, wherein tubes having smaller tolerance between a nominal size and actual sizes are used as reaction tubes to stably perform a high yield reaction for a long period, a catalyst...
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7294317 |
Exothermic reaction system
A reactor and heat exchanger assembly is provided with the heat exchanger integrally affixed to the reactor exit head and adapted to immediately cool reactor gases from the reactor.
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7238836 |
Method of producing unsaturated aldehyde and unsaturated acid in fixed-bed catalytic partial oxidation reactor with enhanced heat control system
The present invention provides a process of producing unsaturated aldehydes and unsaturated acids from olefins by fixed-bed catalytic partial oxidation in a shell-and-tube heat exchanger-type...
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7189379 |
Apparatus for methanol synthesis
An object of the present invention is to provide a production process for methanol in which a distillation system is reduced in a size by removing efficiently heat generated in a methanol synthesis...
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6994833 |
Reactor for catalytic gas phase oxidation
In a shell-and-tube type reactor, the leakage between the upper and lower chambers is substantially decreased by tightly fitting the reaction tubes to the shield. The present invention provides a...
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6977064 |
Apparatus for the controlled optimized addition of reactants in continuous flow reaction systems
An apparatus for performing continuous flow chemical reactions such as oxidation, oxidative dehydrogenation and partial oxidation processes involving a reactor design characterized by...
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6932950 |
Tubular reactor for catalytic gas phase reactions
A tubular reactor (2) for catalytic reactions with a heat carrier that inside a reactor jacket (10) circulates around a contact tube bundle (8), which extends between a tube plate (4; 6; 80; 82) at...
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6919048 |
Thin multi-stage catalytic reactor with internal heat exchanger, and use thereof
An elongate reaction vessel and process includes at least two stages in the vertical direction in which an endothermic or exothermic catalytic reaction is carried out and comprises: a catalytic...
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6759016 |
Compact multiple tube steam reformer
A compact, multitube steam reformer converts a fuel into a reformate stream comprising hydrogen. In one embodiment, the reformer comprises a closed vessel and a burner disposed within the vessel....
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6657088 |
Temperature measurements in tubular reactors during treatment of fluid masses
A method for measuring the temperature of fluid masses being treated in a tubular reactor apparatus which comprises carrying out the treatment in reactor apparatus comprises at least two same-type...
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6620388 |
Catalyst pipe
Disclosed is a catalytic pipe for an endothermic catalytic reaction of a process medium, with an outer cladding tube which is tightly closed at its end sides by a first base and a second base. A...
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6599491 |
Bimodal hydrogen manufacture
The converting of an existing methanol plant to make hydrogen and optionally methanol is disclosed. The converted plant utilizes the steam reformer (10) to which (a) a hydrocarbon, e.g., natural...
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6562306 |
Apparatus for producing dimethyl ether
An apparatus for producing dimethyl ether comprising: a slurry-bed reactor filled with a dimethyl ether synthesis catalyst and a medium oil therefor; a condenser for condensing a gasified medium...
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6548033 |
Spare selective catalytic reduction reactor system
A system of selective catalytic reduction units for reducing nitrogen oxides by operating a plurality of parallel combustion units in parallel with a spare selective catalytic reduction reactor is...
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6455016 |
Reaction apparatus for production of alkanolamine
Selective production of a dialkanolamine is attained by controlling the volume preceding the entrance to a catalyst bed and the temperature prevailing under respectively fixed levels subsequent. to...
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6399360 |
Apparatus and method for manufacturing electrophysiology harps
The present invention comprises a jig for the manufacture of electrophysiology harps containing a top surface upon which may be placed one or more “U”s and two arrays of strand-securing not...
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6333011 |
Apparatus for measuring temperatures in tubular reactors
A reactor apparatus comprises at least two same-type tubular reactors which are filled with solid particles, at least one tubular reactor containing a temperature measuring unit, the tubular...
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6300380 |
Production process for methanol
An object of the present invention is to provide a production process for methanol in which a distillation system is reduced in a size by removing efficiently heat generated in a methanol synthesis...
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6252126 |
Method for producing ethylbenzene
An ethylbenzene production system comprises a reactor vessel, a vapor phase ethylene feed stream, a benzene feed stream entering the reactor vessel, and a product stream containing ethylbenzene...
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6153152 |
Endothermic reaction apparatus and method
A compact endothermic reaction apparatus employing metallic reaction tubes in a close-pack arrangement using offset nozzle tubes and an air distribution plate for introducing fuel and air into a...
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6136279 |
Reformer furnace with internal recirculation
A reformer furnace having a cylindrical shell with an open outlet end in bottom of the shell, and a burner surrounded by a wall spaced apart the burner arranged within the shell and spaced apart...
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6069271 |
Production method of acrylic acid
A method for producing acrylic acid from propylene at high efficiency by two-stage catalytic oxidation using a single fixed bed shell-and-tube heat exchanger type reactor is provided. The method...
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6057470 |
Reaction distillation apparatus and reaction distillation method
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5948370 |
Spray toner for the removal of dust from carbonization gas
A process for the removal of dust from gas that has been produced by low temperature carbonization is provided. The process separates solid particles by means of washing oil in a spray washer that...
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5935531 |
Catalytic reactor for endothermic reactions
A catalytic reactor for endothermic reactions, having a catalyst located in a housing which is formed of refractory material, and at least one tubular catalytic vessel arranged in the interior of...
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5909613 |
Apparatus for removing harmful gas
A method of removing harmful gas is performed by a manner that a mixture of photocatalyzer and active carbon with air containing harmful gas and the mixture of photocatalyzer and active carbon are...
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