Abstract: A Diesel Particulate Filter (DPF) assembly configured to be incorporated in the exhaust gas stream, the DPF assembly comprising: Quartz/Composite ceramic mixture disposed as filter elements, mechanical support components and optional electrical soot removal solutions including electrical, di-electrical and microwave solutions.

Abstract: The present invention provides a continuous process for the epoxidation of an olefinic compound with an oxidant, which process comprises reaction of an olefinic compound with an oxidant in the presence of a catalyst in an apparatus that comprises a reactive distillation column, which column comprises (i) a reactive section, which comprises the catalyst (ii) a rectifying section situated above the reactive section and adapted to allow separation of reagents and/or by-products from products (vii) a stripping section situated below the reactive section and adapted to allow separation of product from reagents and/or by-products (viii) a vessel situated below the stripping section and adapted to provide a source of heat for the column and in which initial vaporization of one or more of the reagents can occur, wherein the temperature in the reactive section (i) is a temperature at which the reaction between the olefinic compound and the oxidant takes place and the temperature in the stripping section (iii) is hi

Abstract: The present invention provides a continuous process for the epoxidation of an olefinic compound with an oxidant, which process comprises reaction of an olefinic compound with an oxidant in the presence of a catalyst in an apparatus that comprises a reactive distillation column, which column comprises (i) a reactive section, which comprises the catalyst (ii) a rectifying section situated above the reactive section and adapted to allow separation of reagents and/or by-products from products (vii) a stripping section situated below the reactive section and adapted to allow separation of product from reagents and/or by-products (viii) a vessel situated below the stripping section and adapted to provide a source of heat for the column and in which initial vaporisation of one or more of the reagents can occur, wherein the temperature in the reactive section (i) is a temperature at which the reaction between the olefinic compound and the oxidant takes place and the temperature in the stripping section (iii)

Abstract: The present invention provides a continuous process for the epoxidation of an olefinic compound with an oxidant, which process comprises reaction of an olefinic compound with an oxidant in the presence of a catalyst in an apparatus that comprises a reactive distillation column, which column comprises (i) a reactive section, which comprises the catalyst (ii) a rectifying section situated above the reactive section and adapted to allow separation of reagents and/or by-products from products (ix) a stripping section situated below the reactive section and adapted to allow separation of product from reagents and/or by-products (x) a vessel situated below the stripping section and adapted to provide a source of heat for the column and in which initial vaporization of one or more of the reagents can occur, wherein the temperature in the reactive section (i) is a temperature at which the reaction between the olefinic compound and the oxidant takes place and the temperature in the stripping section (iii) is higher

Abstract: A preferred embodiment of the present invention relates to headwear (1). The headwear comprises a frame (3) mountable on a user's head, and an imaging device (9). The imaging device (9) has a first field of view defining a portion of the surrounding environment of which an image may be captured, and the item of headwear includes means (15) for providing a visual indicator of said first field of view to thereby provide a user wearing said headwear with a visual indication of the portion of the surrounding environment of which an image may be captured with said imaging device. The headwear may comprise a substantially transparent viewing portion (5) supported by the frame so as to be located in front of the user's eyes when the headwear (1) is worn by the user, and in another embodiment headwear is disclosed that is configurable to implement limited zoom functionality. In yet another embodiment an imaging system including the headwear is disclosed.

Abstract: The present invention provides a continuous process for the epoxidation of an olefinic compound with an oxidant, which process comprises reaction of an olefinic compound with an oxidant in the presence of a catalyst in an apparatus that comprises a reactive distillation column, which column comprises (i) a reactive section, which comprises the catalyst (ii) a rectifying section situated above the reactive section and adapted to allow separation of reagents and/or by-products from products (ix) a stripping section situated below the reactive section and adapted to allow separation of product from reagents and/or by-products (x) a vessel situated below the stripping section and adapted to provide a source of heat for the column and in which initial vaporisation of one or more of the reagents can occur, wherein the temperature in the reactive section (i) is a temperature at which the reaction between the olefinic compound and the oxidant takes place and the temperature in the stripping section (iii) is higher

Abstract: Lithium quinolate is an electroluminescent material which emits light in the blue region of the spectrum.

Abstract: A rotary plug valve, especially suitable for providing small pulses of air in which the axis of rotation of the plug is outside the flow path or bore of the valve. The valve opens and closes once in every rotation allowing faster speed motors to be used for the same frequency of air pulses.

Abstract: Breathing equipment to mimic the training of athletes at high altitude comprises a mouthpiece connected to a chamber containing a carbon dioxide absorber which is connected to the atmosphere by a tube. In use the air breathed out passes through the carbon dioxide absorber into the conduit where it mixes with atmospheric air and the mixture re-breathed.

Abstract: Apparatus for randomly varying the breathing resistance applied to human and animal subjects to improve their performance.

Abstract: A pulsed breathing device has a base unit containing a motor and control circuit and a detachable head unit containing a valve, driven by the motor, which can interrupt the flow of air being breathed.

Abstract: An exercise apparatus including a fluid pump means operated by movement of the user and control means arranged for intermittently varying fluid flow in the pump means thereby forming a vibration facility to impart vibration to the user.

Abstract: An exercise apparatus in which movement of a weight by the user generates a vibration which acts on the muscles being exercised.

Abstract: A digital subscriber line (DSL) modem comprising a line interface transformer (40; 50; 80; 100; 130) having a primary circuit (42; 52; 81; 131) for coupling to a transmission line and a secondary circuit (44; 56; 82; 132) for outputting a signal transmitted over said transmission line, each circuit being formed of a continuous electrically conductive material and in which the primary circuit defines a first plane and the secondary circuit defines a second plane, said first and second planes substantially parallel to one another.

Abstract: A novel electroluminescent compound which emits blue or blueish purple light is a complex of a lanthanide or actinide and an organic complex e.g. mono(bathophenanthroline) thoriumIV chloride or mono(tripyridyl)yttrium chloride.

Abstract: Equipment for cooling an HTS receive coil (4) in an MRI scanner to a temperature below the transition temperature of the HTS comprises a refrigeration unit such as a Stirling cooler (1) the cold head (2) of which is connected by a non-metallic thermally conductive rod (3) to the receive coil (4).

Abstract: A dielectric resonator having a first layer of alumina and a second layer of TiO2 is disclosed which has a superior combination of properties such as low dielectric loss, low temperature coefficient and high thermal conductivity.

Abstract: An electroluminescent material which can form electroluminescent devices which emit light in the ultra-violet region of the spectrum which comprises an organic metallic complex of a transition metal, lanthanide or actinide and a polyamine ligand particularly gadolinium ethylenediaminetetraacetate sodium salt, Na[Gd(EDTA)] and gadolinium europium ethylenediaminetetraacetate salts Gd[Eu(EDTA)]3.

Abstract: An improved method for forming films of organic-metallic complexes in which an organic complex and a labile metal salt are vaporised together or sequentially and the vapour condensed on to a substrate to form a film or layer of the organic-metallic complex on the substrate. The method produces electroluminescent films with improved performance.