An object of the present invention is to provide a flow type reaction device which is capable of maintaining reaction efficiency and productivity which are sufficient for practical use for a long time, and reducing the size and cost of the reaction device, and the present invention provides a flow type reaction device (1) for continuously reacting two or more kinds of raw materials, including a mixing section (10) which is configured to mix two or more kinds of the raw materials, and a reaction section (20) which is provided on a secondary side with respect to the mixing section (10), and configured to obtain a product by reacting two or more kinds of the raw materials, the mixing section (10) includes a mixing device (13) which is configured to mix two or more kinds of the raw materials, and two or more supply pipes (L11, L12) which are configured to supply each of two or more kinds of the raw materials to the mixing device (13), the supply pipes (L11, L12) are respectively connected to the mixing device (13), and at least one of the supply pipes (L11) has, in the vicinity of a connection portion of the supply pipe (L11) with the mixing device (13), a suppression mechanism which is configured to suppress movement of a fluid from the mixing device (13) to the supply pipe (L11).

The invention relates to a distributor device, to a method for guiding materials, and to a method for cleaning a distributor device. The distributor device for guiding materials, in particular particulate pharmaceutical solids, comprises: a process chamber (2) having at least one inlet opening (3) and having at least two outlet openings (4), a distributor element (5) for distributing the materials, wherein the distributor element (5) extends through the process chamber (2) in order to connect the inlet opening (3) to one of the outlet openings (4), wherein the distributor element (5) is arranged rotatably about an axis of rotation (6), and a cleaning apparatus (7) which is configured to clean the process chamber (2) and the distributor element (5).

An aspect ratio flow metering device may comprise a concentrate inlet portion, one or more restricted flow portions of tubing fluidly connected to the concentrate inlet portion, and a metered concentrate outlet portion fluidly connected to the one or more restricted flow portion of tubing. The narrowest part of the one or more restricted flow portions of tubing may each have a length (R.sub.L): inner diameter (R.sub.ID) ratio of at least 10:1. The metered concentrate outlet portion may have an inner diameter (O.sub.ID) greater than R.sub.ID. The concentrate inlet portion may have an inner diameter (I.sub.ID) greater than R.sub.ID. The aspect ratio flow metering device may be structurally configured to limit flow of a concentrate into a hydrodynamic mixing apparatus. Also disclosed are methods for using the aspect ratio flow metering device to mix fluids.

The subject matter of the invention is a device for the hydrolysis of at least one compound. The device comprises a first cylindrical section having a diameter D.sub.max, a central duct, an outer duct which surrounds the central duct coaxially, an outlet having a diameter D.sub.A, and a second section which tapers towards the outlet and into which the ducts issue. The second section has, in cross-section along a longitudinal axis A.sub.L of the device, a profile which is described by two radii R1 and R2 which merge tangentially into each other, where 0.2<R1/D.sub.A<4.0 and 0.3<R2/D.sub.A<5.0. The invention also relates to a method for the hydrolysis of at least one compound. In the method, the device is used to conduct water at least through the outer duct and to conduct the compound to be hydrolysed through the central duct and/or through at least one intermediate duct and to mix them with each other at least partially in the second section. The compound and the water are in liquid form.

A method for removing contaminants from a process stream that includes the use of reticulated material to filter the process stream. The reticulated material also facilitate process stream flow distribution in process units. The reticulated material can be packed with a void space between a substantial number of the reticulated material that can be varied to enhance filtration and flow distribution. The method of filtering also provides a method of removing contaminants leaving process equipment. The methods can be used on a variety of process streams and process equipment. The reticulated material can include ceramics, metallic materials, and chemical vapor deposition elements. The reticulated material can be of various shapes and sizes, and can also be catalytically active.

The subject matter of the invention is a device for the hydrolysis of at least one compound. The device comprises a first cylindrical section having a diameter D.sub.max, a central duct, an outer duct which surrounds the central duct coaxially, an outlet having a diameter D.sub.A, and a second section which tapers towards the outlet and into which the ducts issue. The second section has, in cross-section along a longitudinal axis A.sub.L of the device, a profile which is described by two radii R1 and R2 which merge tangentially into each other, where 0.2<R1/D.sub.A<4.0 and 0.3<R2/D.sub.A<5.0. The invention also relates to a method for the hydrolysis of at least one compound. In the method, the device is used to conduct water at least through the outer duct and to conduct the compound to be hydrolysed through the central duct and/or through at least one intermediate duct and to mix them with each other at least partially in the second section. The compound and the water are in liquid form.

A method and assembly for utilizing open-cell cellular solid material in a component separation unit to separate one or more process streams into component process streams having desired compositions. A method and assembly for using said open-cell cellular solid material to separate process streams into desired component process streams in a component separation unit, wherein the open-cell cellular solid material can include oxides, carbides, nitrides, borides, ceramics, metals, polymers, and chemical vapor deposition materials.

A method for removing contaminants from an process stream that includes the use of reticulated material to filter the process stream. The reticulated material also facilitate process stream flow distribution in process units. The reticulated material can be packed with a void space between a substantial number of the reticulated material that can be varied to enhance filtration and flow distribution. The method of filtering also provides a method of removing contaminants leaving process equipment. The methods can be used on a variety of process streams and process equipment. The reticulated material can include ceramics, metallic materials, and chemical vapor deposition elements. The reticulated material can be of various shapes and sizes, and can also be catalytically active.

The present disclosure relates to an apparatus for preparing an oligomer, and more particularly, to an apparatus for preparing an oligomer including: a reactor including a gaseous area having a first gaseous reactant inlet provided at a lower portion thereof, and a reaction area in which a reaction medium reacts with the gaseous reactant above the gaseous area; a second gaseous reactant inlet provided on an inner wall of the reactor in the gaseous area and a third gaseous reactant inlet provided on an inner wall of the reactor facing the second gaseous reactant inlet; and a first injection nozzle connected to the second gaseous reactant inlet and a second injection nozzle connected to the third gaseous reactant inlet.

Methods that reduce fouling of equipment in a quench water recycling loop of a steam cracker quench system by separating tar from water in the quench water recycling loop. The methods may include settling a bottom stream comprising pyrolysis gasoline, from a quench tower, in at least two quench water settlers in parallel, each of the quench water settlers producing a settler hydrocarbon stream and a settler bottom quench water stream. The methods may also include mixing a bottom stream comprising pyrolysis gasoline, from a quench tower, with quench tower effluent water to form a combined stream. The method may further include settling the combined stream in at least two quench water settlers in parallel to produce settler hydrocarbon streams, settler bottom quench water streams, and settler process water streams.