Abstract: A system and method that incorporates the subject disclosure may include, for example, receiving a multichannel audio stream; forming a front channel audio stream of the multichannel audio stream, including combining a first subset of audio channels of the multichannel audio stream to form the front channel audio stream; forming a surround channel audio stream of the multichannel audio stream including combining a second subset of audio channels of the multichannel audio stream to form the surround channel audio stream; providing the front channel audio stream to a primary set of speakers positioned in front of a listener and providing the surround channel audio stream to a supplemental speaker positioned behind the listener; and synchronizing the front channel audio stream and the surround channel audio stream. Additional embodiments are disclosed.

Abstract: A system and method that incorporates the subject disclosure may include, for example, receiving a multichannel audio stream; forming a front channel audio stream of the multichannel audio stream, including combining a first subset of audio channels of the multichannel audio stream to form the front channel audio stream; forming a surround channel audio stream of the multichannel audio stream including combining a second subset of audio channels of the multichannel audio stream to form the surround channel audio stream; providing the front channel audio stream to a primary set of speakers positioned in front of a listener and providing the surround channel audio stream to a supplemental speaker positioned behind the listener; and synchronizing the front channel audio stream and the surround channel audio stream. Additional embodiments are disclosed.

Abstract: A system that incorporates the subject disclosure may include, for example, a gaming system that cooperates with a graphical user interface to enable user modification and enhancement of one or more audio streams associated with the gaming system. In embodiments, the audio streams may include a game audio stream, a chat audio stream of conversation among players of a video game, and a microphone audio stream of a player of the video game. Additional embodiments are disclosed.

Abstract: A system that incorporates the subject disclosure may include, for example, a gaming system that cooperates with a graphical user interface to enable user modification and enhancement of one or more audio streams associated with the gaming system. In embodiments, the audio streams may include a game audio stream, a chat audio stream of conversation among players of a video game, and a microphone audio stream of a player of the video game. Additional embodiments are disclosed.

Abstract: A system that incorporates the subject disclosure may include, for example, a gaming system that cooperates with a graphical user interface to enable user modification and enhancement of one or more audio streams associated with the gaming system. In embodiments, the audio streams may include a game audio stream, a chat audio stream of conversation among players of a video game, and a microphone audio stream of a player of the video game. Additional embodiments are disclosed.

Abstract: A system and method that incorporates the subject disclosure may include, for example, receiving a multichannel audio stream; forming a front channel audio stream of the multichannel audio stream, including combining a first subset of audio channels of the multichannel audio stream to form the front channel audio stream; forming a surround channel audio stream of the multichannel audio stream including combining a second subset of audio channels of the multichannel audio stream to form the surround channel audio stream; providing the front channel audio stream to a primary set of speakers positioned in front of a listener and providing the surround channel audio stream to a supplemental speaker positioned behind the listener; and synchronizing the front channel audio stream and the surround channel audio stream. Additional embodiments are disclosed.

Abstract: A process for preparing an elemental sulphur-containing composition for use as a fertilizer and/or soil improver comprises wet milling elemental sulphur in a liquid to produce a micronized sulphur slurry for application to soil, and further comprises adding a preventive scavenging additive for fixating sulphur dioxide and hydrogen sulphide gases that are released downstream of the mill.

Abstract: A fertiliser comprising both sulphur and a solution of urea and ammonium nitrate in water is disclosed. Processes for making such a fertiliser are also disclosed.

Abstract: A process for preparing a urea-sulphur fertiliser is disclosed. Urea and sulphur are supplied to a dispersion mill wherein a rotor turns within a slotted stator, thereby providing a dispersion of molten urea and molten sulphur; and the dispersion of molten urea and molten sulphur is supplied to a forming unit to provide the urea-sulphur fertiliser.

Abstract: A process for preparing a micronutrient-enriched phosphate-based fertilizer is disclosed. An aqueous fertilizer mixture comprising phosphoric acid and/or phosphate rock is prepared and optionally granulated in granulator unit. The pH of the fertilizer mixture is measured and controlled such that the pH is maintained within a predefined range.

Abstract: A process for the manufacture of a urea-sulphur fertiliser composition, the process comprising providing feeds comprising elemental sulphur, urea, and optionally a surfactant, such as a multifunctional ionic surfactant; merging the feeds in order to obtain a combined feed; passing the combined feed through a mixing stage in order to obtain a mixed feed; and passing the mixed feed through a processing stage in order to obtain the urea-sulphur fertiliser composition. Compositions obtained by the process are also provided.

Abstract: The present invention discloses a urea fertilizer having a lignin compound and elemental sulphur dispersed throughout the fertilizer and having improved hardness.

Abstract: The present invention discloses the use of a lignin compound to prepare a urea fertiliser having reduced biuret content.

Abstract: The invention provides a process for the preparation an emulsion of elemental sulphur particles, said process comprising the steps of: (a) providing a first stream comprising a liquid fertilizer and/or a liquid fertilizer precursor; (b) providing a second stream comprising liquid elemental sulphur; and (c) mixing the first stream and the second stream in a mixing device in the presence of a multifunctional ionic surfactant to form an emulsion comprising elemental sulphur particles which are coated with a layer of the multifunctional ionic surfactant and dispersed in the fertilizer and/or the fertilizer precursor, whereby a temperature is applied which maintains the elemental sulphur substantially in the liquid form in the mixing device. The invention further provides an elemental sulphur-containing fertilizer obtainable by a process according to the invention.

Abstract: The invention provides a process for the preparation an emulsion of elemental sulphur particles, said process comprising the steps of: (a) providing a first stream comprising a liquid fertilizer and/or a liquid fertilizer precursor; (b) providing a second stream comprising liquid elemental sulphur; and (c) mixing the first stream and the second stream in a mixing device in the presence of a multifunctional ionic surfactant to form an emulsion comprising elemental sulphur particles which are coated with a layer of the multifunctional ionic surfactant and dispersed in the fertilizer and/or the fertilizer precursor, whereby a temperature is applied which maintains the elemental sulphur substantially in the liquid form in the mixing device. The invention further provides an elemental sulphur-containing fertilizer obtainable by a process according to the invention.

Abstract: The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising: reacting an alkylene carbonate and an alkanol in the presence of a transesterification catalyst to obtain a reaction mixture comprising dialkyl carbonate, unconverted alkanol, alkanediol, unconverted alkylene carbonate and an alkoxy alkanol impurity; and subjecting the reaction mixture to distillation in a series of steps.

Abstract: The invention relates to a process for removing an alkanol impurity from a stream containing a dialkyl carbonate and the alkanol impurity, comprising contacting the stream with an aryl group containing ester and a catalyst to effect reaction of the alkanol impurity with the aryl group containing ester.

Abstract: The invention relates to a method for processing a signal, in particular a digital audio signal, suitable for being implemented by a digital signal processor (DSP) having libraries for calculating Fourier transforms from the complex number space to the complex number space, for digitally processing P input signals, P being an integer at least equal to 2, more particularly for filtering said P input signals by the convolution of sampled fast Fourier transforms (FFT), thus obtaining Q output signals, Q being an integer at least equal to 2.

Abstract: The invention relates to a process for the production of an alkylene carbonate by the reaction of an alkylene oxide with carbon dioxide in the presence of a phosphonium catalyst in which process (a) the alkylene oxide, carbon dioxide and phosphonium catalyst are continuously introduced into a reaction zone from which a product stream containing alkylene carbonate and phosphonium catalyst is withdrawn; (b) alkylene carbonate and a stream containing phosphoniura catalyst are separated from the product stream; (c) the alkylene carbonate, separated in step (b), is recovered as product; and (d) the stream containing phosphoniura catalyst, separated in step (b), is recycled to the reaction zone, in which process a treatment of alkylene carbonate and/or catalyst with a sorption agent comprising carbon is carried out.

Abstract: The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising: (a) reacting an alkylene carbonate and an alkanol in the presence of a transesterification catalyst to obtain a reaction mixture comprising dialkyl carbonate, unconverted alkanol, alkanediol, unconverted alkylene carbonate and an alkoxy alkanol impurity; (b) subjecting the reaction mixture to distillation in a first distillation column to obtain a top stream comprising dialkyl carbonate, alkanol and alkoxy alkanol impurity and a bottom stream comprising alkanediol and alkylene carbonate; (c) subjecting the bottom stream from the first distillation column to distillation in a second distillation column to obtain a top stream comprising alkanediol and a bottom stream comprising alkylene carbonate; (d) subjecting the lop stream from the first distillation column to distillation in a third distillation column in the presence of a catalyst to effect reaction of the alkoxy alkanol impurity with the dialkyl ca