B01J2219/24

AUTOMATED SYNTHESIS REACTOR SYSTEM WITH A RECIRCULATION LOOP

An automated system of reactors carries out a solid-phase peptide synthesis, and more particularly a solid-phase peptide synthesizer which is automated, by means of a reactor with a liquid-recirculation loop making it possible to measure, in real time, chemical species in the reactor via measuring cells. This system includes inlet pipes, namely: pipes dedicated to the introduction of resin, pipes dedicated to the introduction of the synthesis and washing solvent, pipes dedicated to the introduction of the agent for deprotecting the amino acid introduced, pipes dedicated to the introduction of the reagents, and includes an assembly reactor and a loop for recirculation of the liquid of the reactor.

Oxygen generator
10981787 · 2021-04-20 · ·

An oxygen generator includes a bag body and supporting components. The bag body is configured to contain a reactive liquid, a reactant and a catalyst, and the bag body includes a bag piece, a circumferential sealing part and separation parts. The circumferential sealing part is bound with a part of the periphery of the bag piece, so as to define a range of an inner space, and a range of the rest part of the periphery of the bag piece defines an opening. Both ends of each separation part are connected to the circumferential sealing part so as to separate the inner space into a plurality of separate spaces, and the plurality of separate spaces respectively contain the reactant and the catalyst. The supporting components are contained in one of the plurality of separate spaces, and the positions, corresponding to the supporting components, of the bag body are incompressible.

Continuous acoustic chemical microreactor

A continuous acoustic chemical microreactor system is disclosed. The system includes a continuous process vessel (CPV) and an acoustic agitator coupled to the CPV and configured to agitate the CPV along an oscillation axis. The CPV includes a reactant inlet configured to receive one or more reactants into the CPV, an elongated tube coupled at a first end to the reactant inlet and configured to receive the reactants from the reactant inlet, and a product outlet coupled to a second end of the elongated tube and configured to discharge a product of a chemical reaction among the reactants from the CPV. The acoustic agitator is configured to agitate the CPV along the oscillation axis such that the inner surface of the elongated tube accelerates the one or more reactants in alternating upward and downward directions along the oscillation axis.

Aromatization process using heavy aromatic circulation

Disclosed are a catalytic method and system for producing aromatic hydrocarbons from aliphatic hydrocarbons or light naphtha. In an aspect, the process comprises adding a diluent comprising a heavy aromatic hydrocarbon (for example, C.sub.7-C.sub.9+) to a reactor feedstock comprising aliphatic hydrocarbons (for example, C.sub.6-C.sub.8) or light naphtha to form a reactor feed stream, such that the heat capacity of reactor feed stream is higher than the heat capacity of feedstock. The reactor feed stream is heated and contacting with a catalyst under conditions sufficient to aromatize at least a portion of the aliphatic hydrocarbons and form a product stream comprising a primary aromatic hydrocarbon product and a heavy aromatic hydrocarbon product. In an aspect, the diluent can comprise a heavy aromatic hydrocarbon having at least one carbon atom more than the primary aromatic hydrocarbon product.

INTEGRATED POWER GENERATION SYSTEM

A power generation system using a combined solar-assisted fuel reformer and oxy-combustion membrane reactor is proposed. The system uses solar heating to activate the endothermic fuel steam reforming reaction. The produced gas is separated into streams of H.sub.2 and CO for separate oxy-combustion reactions. The O.sub.2 used in the oxy-combustion reactions is produced by permeating O.sub.2 through ion transport membranes in contact with solar-heated air.

COS AND CS2 ABATEMENT METHOD

Disclosed is method for removing carbonyl sulphide and/or carbon disulphide from a sour gas stream. The method comprises subjecting the gas stream to simultaneous contact with an absorption liquid, such as an aqueous amine solution, and with a catalyst suitable for hydrolyzing carbonyl sulphide and/or carbon disulphide. To this end, the invention also provides a reactor system wherein both an absorption liquid and a catalyst are present. In a preferred embodiment, the catalyst is a heterogeneous catalyst present on or in an absorption column, either coated on the trays of a column with trays, or contained in the packing of a packed column.

Dual mobile phase apparatus and method

An apparatus and system for contacting a mobile elongate solid phase, e.g. a ribbon with a flowing fluid phase, and a method for using the same in, for example solid phase synthesis. A particular apparatus comprises (i) a conduit which is of circular or non-circular transverse cross section and which defines a lumen to contain both the flowing fluid phase and the mobile elongate solid phase; (ii) fluid phase ports in communication with the lumen to allow the fluid phase to enter the lumen, flow through it and exit it; and (iii) solid phase ports in communication with the lumen to allow the mobile solid phase to enter the lumen, move through it and exit it, the apparatus being adapted to prevent fluid egress from its interior through the solid phase ports.

Electrochemical hydrogen sensor

A sensor for hydrogen in a fluid medium has a chamber for electrolyte with a window which is selectively permeable to hydrogen to allow hydrogen to pass from the fluid medium under test into the electrolyte in the chamber. A plurality of electrodes in contact with the ionic liquid electrolyte are used to observe hydrogen concentration by voltammetry. The electrolyte is an ionic liquid. Applications where such a sensor may be used include a wellbore tool for measuring the content of hydrogen in a subterranean fluid, monitoring of fiber-optic cables for damage by hydrogen, corrosion monitoring, and small-scale process plant where hydrogen is part of a gas stream.

Film ozonolysis in a tubular or multitubular reactor

The disclosure relates to a method of performing ozonolysis or ozone-based oxidation on a liquid or emulsified reagent using a tubular falling firm reactor with one or multiple tubes wherein the combined ozone and carrier gas flow is co-current.