Abstract: A mixer system comprising a sealed tube (2) provided with inlets and outlets (4,5) for a process fluid which is rotatable in arcs around the longitudinal axis of the tube (3) and contains one or more blades (11) mounted at each end on a blade carrier (10) supported within the tube (3) in a manner that allows the one or more blades (11) to rotate in the same direction and angular velocity (in degrees per second) as the tube (3) rotates in arcs and the use of such a system as a reactor and/or for mixing.

Abstract: Method and apparatus for continuous processing to perform chemical or physical reactions comprises a tube in which internal axial stirrer blades mounted at the periphery of the tube are driven by a drive system. This generates tangential flow of material at the perimeter. Stationary axial baffles mounted inside the swept path of the stirrer blades convert tangential flow into turbulence and radial mixing.

Abstract: A mixer system comprising a sealed tube (2) provided with inlets and outlets (4,5) for a process fluid which is rotatable in arcs around the longitudinal axis of the tube (3) and contains one or more blades (11) mounted at each end on a blade carrier (10) supported within the tube (3) in a manner that allows the one or more blades (11) to rotate in the same direction and angular velocity (in degrees per second) as the tube (3) rotates in arcs and the use of such a system as a reactor and/or for mixing.

Abstract: A method of mixing using a tubular reactor wherein process material continuously passes through the tubular reactor which is operating at predetermined reaction conditions. The tubular reactor is rotated through reciprocating arcs about the longitudinal axis of the tube as the process material passes therethrough. Static and/or dynamic mixers or agitators may be provided within the tubular reactor.

Abstract: A tubular reactor or mixer comprising a tube which can be rotated in reciprocating arcs about its longitudinal axis provided with removable mixing elements (5) within the reactor wherein means (2) are provided to retain the mixing elements within the tubular mixer or reactor so that they move with the movement of the mixer or reactor, the tube preferably also contains mixing elements (7) that are free and do not move with the reciprocation of the tube; processes using the reactor or mixer are included.

Abstract: A continuous mixer/reactor and a mixing process are provided in which materials flow in an orderly fashion along the length of a channel (9) and the materials are mixed in a direction transverse to the axis of the channel (9) by the provision of agitator elements (5, 7) within the channel (9) and shaking the channel (9) so that the agitator elements (5, 7) move within the channel (9) in the radial direction of the channel (9).

Abstract: A tubular reactor provided with means whereby the tube may be rotated through reciprocating arcs about the longitudinal axis of the tube to provide radial mixing combined with plug flow to enable a reaction wherein process material continuously passes through the tubular reactor operating at predetermined reaction conditions. Static and/or dynamic mixers or agitators may be provided within the tubular reactor.

Abstract: A reaction system and a reactor which comprises of two or more reaction cells wherein said cells are separated by inter cell conduits and having a means of causing agitation within the cells which does not require a mechanical connection of the agitating mechanism within the cell to a drive mechanism which is outside the cell.

Abstract: A continuous mixer/reactor and a mixing process are provided in which materials flow in an orderly fashion along the length of a channel (9) and the materials are mixed in a direction transverse to the axis of the channel (9) by the provision of agitator elements (5, 7) within the channel (9) and shaking the channel (9) so that the agitator elements (5, 7) move within the channel (9) in the radial direction of the channel (9).

Abstract: A reaction system and a reactor which comprises of two or more reaction cells wherein said cells are separated by inter cell conduits and having a means of causing agitation within the cells which does not require a mechanical connection of the agitating mechanism within the cell to a drive mechanism which is outside the cell.

Abstract: A reaction system in which a heat transfer fluid is carried through a process fluid in a conduit and the heat transfer surface area between the conduit and the process fluid can be varied according to the heat generated or absorbed by the reaction as determined by the temperature change in the heat transfer fluid across the reaction and the mass flow of the heat transfer fluid through the conduit.

Abstract: A system for the control of the contents of a reactor which employs a control element of variable area containing flowing heat transfer fluid. The area available for the for the control of the contents of the reactor is controlled is changed by opening and closing a bank of conduits in a cascade and the conduits are opened and closed according to a temperature measurement device in the medium whose temperature is to be controlled.

Abstract: Multi-port flow control valves are provided wherein the outlet ports may be opened in cascade fashion to allow fluid to flow through the outlet ports into at least two conduits in which the opening of the outlet ports is controlled by a signal indicating the need for fluid in the conduits. The valves are particularly useful for controller the supply of heating/cooling fluid to multiple heating/cooling coils employed to control reactions. In a preferred embodiment the opening of the ports is controlled according to the heat measured in the reaction.

Abstract: The use for maintaining good equipment performance for heat transfer equipment which utilises real time heat transfer coefficient measurements to determine the thermal profile between the heat transfer fluid and the process fluid and this is used to maintain a safe operating temperature of the heating/cooling jacket.

Abstract: A system for heat exchange is provided in which process material flows through a heat exchanger comprising multiple heat transfer stages and the heating and or cooling power applied to each stage can be modified independently. The system comprises a unitary heat exchanger comprising a heat transfer surface comprising a plurality of elements or zones over which a process material can flow wherein each element or zone has independent means to set or control the level of heating or cooling within that zone.

Abstract: A process involving heat exchange that employs heat exchangers where the process material flows over a heat transfer surface in which a process material passes through the process conduit of a heat exchanger wherein the desired velocity profile of the process material passing through the process conduit is achieved by varying the cross sectional area of the process conduit in 3 or more locations along the path length of the process conduit which allows better regulation of heating or cooling within the system which, for some processes, will result in improved temperature control.

Abstract: A heat exchanger is provided which is capable of sophisticated operations such as undertaking chemical reactions, where particular velocity profiles are required or unusual heat transfer profiles are needed and comprises a unitary heat exchanger comprising a plurality of distinct heat transfer elements or zones containing heat transfer fluid through which a process material flows wherein heat transfer fluid is delivered and removed separately to each heat transfer element or zone.

Abstract: A system for the control of the contents of a reactor which employs a control element of variable area containing flowing heat transfer fluid. The area available for the for the control of the contents of the reactor is controlled is changed by opening and closing a bank of conduits in a cascade and the conduits are opened and closed according to a temperature measurement device in the medium whose temperature is to be controlled.

Abstract: A heat exchanger for use in temperature control comprising two or more heat transfer elements containing flowing heating or cooling fluid and in contact with a medium whose temperature is to be controlled by the number of heat transfer elements in operation and which can be varied to control the heat transfer capacity of the heat exchanger wherein the number of heat transfer elements in operation is controlled by measurement of the temperature of the medium to be controlled and the actuator for controlling the number of heat transfer elements in operation is contained within the body of the heat exchanger.

Abstract: A heat exchanger for delivery of heat transfer fluid to a process heat transfer surface is provided, the heat exchanger is in contact with a process fluid and the heat transfer surface comprises at least five heat transfer conduits each having a cross sectional area for the flow path of less than 2000 square millimetres wherein the linear velocity of the heat transfer fluid through the heat transfer conduits is from 0.5 to 20 m·s?1 and adapted so that the temperature of the heat transfer fluid changes by at least 1° C. when the system is operating at design load, the exchanger enables more accurate temperature measurement and control in physical and chemical reactions.