The present disclosure relates to an automatic chemical supply apparatus having an opening shutter unit, the automatic chemical supply apparatus including a blocking door which consists of an opening/closing door and a blocking unit that are installed on a frame and which is configured to block an interior of the automatic chemical supply apparatus from the outside in a state in which a hose is seated on a mounting portion, a hose opening through which the hose passes in a state in which the opening/closing door is closed, and an opening shutter unit which is disposed on the blocking door and configured to open and close the hose opening.

An apparatus for preparing an oligomer including: a reactor supplied with a monomer stream and a solvent stream to perform an oligomerization reaction; a product discharge line provided on a lower portion of a side surface of the reactor; a washing liquid supply line connected to a first point of the product discharge line; and a washing liquid discharge line extending from a second point of the product discharge line, wherein the product discharge line includes a branch point at which the product discharge line is branched into two or more lines and a junction point at which the respective branched lines are joined, and the product discharge line includes pressure control devices provided in each of the two or more branched lines.

A fuel reformer module (8005) for initiating catalytic partial oxidation (CPOX) to reform a hydrocarbon fuel oxidant mixture (2025, 3025) to output a syngas reformate (2027) to solid oxide fuel cell stack (2080, 5040). A solid non-porous ceramic catalyzing body (3030) includes a plurality of catalyst coated fuel passages (3085). A thermally conductive element (9005, 10005, 11005, 13005), with a coefficient of thermal conductivity of 50 W/m° K or greater is thermally conductively coupled with the catalyzing body. A first thermal sensor (8030) is thermally conductively coupled with the thermally conductive element. A second thermal sensor is thermally conductively coupled with a surface of the fuel cell stack. A control method independently modulates an oxidant input flow rate, based on first thermal sensor signal values, a hydrocarbon fuel input flow rate, based on second thermal sensor signal values.

A liquid-mixing apparatus used in a liquid-mixing method comprises a plurality of supply valves provided to a cylinder. The supply valves make it possible to individually supply a plurality of types of liquids into a retention chamber. Each of the supply valves is configured so as to be switchable between an open state, in which the interior of a supply channel via which a liquid is supplied and the interior of the retention chamber intercommunicate, and a closed state, in which communication between the supply channel and the retention chamber is blocked. A piston moves in the direction in which the volume of the retention chamber increases while at least one of the supply valves is in the open state, whereby a liquid is drawn into the storage chamber.

A method for minimizing the amount of catalyst inactivating agent that is present in a liquid fraction recovered from a slurry-based polymer production process, the liquid fraction comprising diluent used in the polymer production process, is disclosed. The method includes steps for controlling the pressure over the liquid fraction collected during diluent recovery so as to minimize the concentration of catalyst inactivating agent that is retained in the recovered liquid fraction. Embodiments of apparatus suitable for conducting the disclosed method are also provided.

In an embodiment, a reactor for carrying out a melt transesterification reaction at a reactor temperature of 160 to 300° C. and a reactor pressure of 5 to 200 mbar, comprises a cylindrical tank comprising a top, a side, and a bottom, wherein the bottom is convex, extending away from the top; a stirring shaft disposed within the cylindrical tank along an axis thereof so that it is rotatable from outside of the cylindrical tank; a stirring blade extending from the stirring shaft in the cylindrical tank; a reactant solution inlet located on the bottom; and a reaction solution outlet located on the bottom. The reactor can be used for the polymerization of a polycarbonate oligomer.

A virtual photon catalysis apparatus and a method for catalytic treatment using the virtual photon catalysis apparatus. The virtual photon catalysis apparatus includes a housing; and a catalysis unit built in the housing, including a rectangular magnet group, a magnetic force enhancing post, and a magnetically permeable shoe, where an SS pole and an NN pole of a rectangular magnet in the rectangular magnet group form a magnetic field line of a corresponding magnetic field center, the magnetic force enhancing post is used for enhancing a magnetic force from the magnetic field center to a corresponding magnetic field edge, and the magnetically permeable shoe transfers and centralizes the magnetic field from the magnetic field center to the corresponding magnetic field edge, where an angle between junctions between two ends of the magnetically permeable shoe and a central wall of the magnetically permeable shoe is greater than 90 degrees.

The invention is directed to a chemical reactor (100) having (a) two or more gas reactor elements (12) with each gas reactor element (12) having (i) a first reaction chamber (38), and (ii) a feed assembly unit (36), (b) a second reaction chamber (20) coupled with each of the two or more gas reactor elements (12) and configured to independently receive two or more product streams from the two or more gas reactor elements (12); and optionally, (c) a gas converging section (40) located downstream to the second reaction chamber (20). The invention is further directed to a method of producing chemical products using the chemical reactor (100) of the present invention.

A sugar drawing apparatus and a polyether polyol production system comprising same. The sugar drawing apparatus comprises: a sugar storage container, a feed port being provided on the upper end of the sugar storage container and a sugar storage cavity being provided within the sugar storage container: a drawing pipeline having one end extending into the sugar storage cavity and the other end thereof extending out of the sugar storage container and communicated with a reaction container, and used for transferring sugar in the sugar storage cavity into the reaction container, and a sleeve sleeved on the outside of the drawing pipeline, one end of the sleeve extending into the sugar storage cavity and the other end thereof extending out of the sugar storage container and communicated with ambient air, and a flow channel for air to flow through being reserved between the sleeve and the drawing pipeline.

The present disclosure generally relates to a reactor, in particular to a multiphase interface reactor applicable to chemistry, chemical industry, food, medicine, cosmetics and other fields. The reactor comprises a reaction cylinder; at least one feed port opened in the reaction cylinder; a stirring device, at least a part of the stirring device being located inside the reaction cylinder; at least one cylinder including a first cylinder and a second cylinder, wherein, the reaction cylinder, the first cylinder, and the second cylinder communicate with each other; an annular space is formed between the reaction cylinder and the second cylinder, so that at least part of a reaction product is allowed to enter the annular space from the reaction cylinder, and enter the first cylinder from the annular space; and at least one discharge port arranged on the first cylinder.