Penzo, IT
Fabio Penzo, Caorle IT
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20160054297 | METHOD AND APPARATUS FOR DETECTING BREATH ALCOHOL CONCENTRATION BASED ON ACOUSTIC BREATH SAMPLER - An apparatus for detecting gaseous components in a breath, including a breath channel for receiving breath, a gas sensor and a flow sampler made with a vortex whistle flow-meter. Measuring the volume passed through the breath channel, and recovering the gaseous component concentration from the gas sensor reading and from the sampler reading. | 02-25-2016 |
Giuseppe Penzo, Mantova IT
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20090234083 | Polymerization Process for Preparing Polyolefins - A solution process for polymerizing one or more α-olefins of formula CH | 09-17-2009 |
20100004408 | PROCESS FOR THE POLYOLEFIN FINISHING - A process to perform the finishing of polyolefins produced by gas-phase catalytic polymerization of one or more α-olefins in the presence of a polymerization diluent selected from a C | 01-07-2010 |
20100305283 | MULTISTAGE PROCESSF FOR THE POLYMERIZATION OF OLEFINS - A process for the multistage polymerization of olefins in a sequence of an upstream slurry reactor and a downstream gas-phase reactor, the transfer of polymer from the upstream reactor to the downstream reactor comprising the following steps: | 12-02-2010 |
20100317811 | PROCESS FOR THE GAS-PHASE POLYMERIZATION OF OLEFINS - A process for the gas-phase polymerization of α-olefins carried out in two interconnected polymerization zones, wherein the growing polymer particles flow through the first of said polymerization zones (riser) under fast fluidization conditions, leave said riser and enter the second of said polymerization zones (downcomer) through which they flow downward in a densified form, the process being characterized in that: (a) the gas mixture present in the riser is totally or partially prevented from entering the downcomer by introducing into the upper part of said downcomer a liquid stream LB having a composition different from the gaseous mixture present in the riser; (b) the ratio R between the flow rate F | 12-16-2010 |
20110054127 | PROCESS FOR THE GAS-PHASE POLYMERIZATION OF OLEFINS - A process for the polymerisation of olefins carried out in a gas-phase reactor having interconnected polymerization zones, where the growing polymer particles flow upward through a first polymerization zone (riser) under fast fluidization or transport conditions, leave said riser and enter a second polymerization zone (downcomer) through which they flow downward under the action of gravity, leave said downcomer and are reintroduced into the riser, a gas recycle stream being withdrawn from said first polymerisation zone, subjected to cooling below its dew point and then returned to said first polymerisation zone, the process being characterised in that said gas recycle stream is cooled at a temperature Tc ranging from 0.05° C. to 3° C. below its dew point. | 03-03-2011 |
20130165605 | PROCESS AND APPARATUS FOR THE GAS-PHASE POLYMERIZATION OF OLEFINS - A gas-phase polymerization reactor having interconnected polymerization zones comprising:—a riser through which the polymer particles flow upwards under fast fluidization conditions or transport conditions—a dowcomer through which the polymer particles flow downward in a densified form under the action of gravity, the bottom of said downcomer being connected to the lower region of said riser by means of a transport section, said transport section being designed as a bend descending from the downcomer to the riser. | 06-27-2013 |
Giuseppe Penzo, Ferrara IT
Patent application number | Description | Published |
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20140309384 | MULTISTAGE PROCESS FOR THE POLYMERIZATION OF OLEFINS - Process for transferring polyolefin particles from a first gas-phase polymerization reactor to a second gas-phase polymerization reactor in a multistage polymerization of olefins carried out in at least two serially connected gas-phase polymerization reactors, | 10-16-2014 |
20150315302 | PROCESS FOR DEGASSING AND BUFFERING POLYOLEFIN PARTICLES OBTAINED BY OLEFIN POLYMERIZATION - Process for preparing a polyolefin polymer comprising the steps of | 11-05-2015 |
20150322178 | PROCESS FOR TREATING POLYOLEFIN PARTICLES OBTAINED BY GAS-PHASE POLYMERIZATION - Process for treating polyolefin particles obtained by gas-phase polymerization of one or more olefins in the presence of a polymerization catalyst system and a C | 11-12-2015 |
Roberto Penzo, Milano IT
Patent application number | Description | Published |
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20120285806 | SWITCHING DEVICE AND RELATED SWITCHGEAR - Exemplary embodiments are directed to a switching device that connects and disconnects a power line to and from, respectively, at least an associated electrical load. The switching device includes at least one phase of the switching device having a housing that includes a movable contact configured to be coupled to and separated from a corresponding fixed contact, wherein the at least one phase of the switching device includes an electrically semiconducting assembly having an insulating support operatively associated with a plurality of semiconductor devices, wherein said plurality of semiconductor devices are connected in series and are electrically connected to said fixed contact and to said movable contact, and wherein said semiconducting assembly is configured to be installed into said housing to surround at least a portion of at least one of said fixed contact and said movable contact when it is coupled to the fixed contact. | 11-15-2012 |
20160042886 | SWITCHING DEVICE AND RELATED SWITCHGEAR - An exemplary switching device connects and disconnects a power line to and from, respectively, at least an associated electrical load. The switching device includes at least one phase of the switching device having a housing that includes a movable contact configured to be coupled to and separated from a corresponding fixed contact, wherein the at least one phase of the switching device includes an electrically semiconducting assembly having an insulating support operatively associated with a plurality of semiconductor devices, wherein the plurality of semiconductor devices are connected in series and are electrically connected to said fixed contact and to said movable contact, and wherein the semiconducting assembly is configured to be installed into the housing to surround at least a portion of at least one of said fixed contact the movable contact when it is coupled to the fixed contact. | 02-11-2016 |
Roberto Penzo, Chioggia IT
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20150256071 | BUCK-BOOST CONVERTER WITH ACTIVE OUTPUT VOLTAGE DISCHARGE - Methods, devices, and integrated circuits are disclosed for applying an active output voltage discharge for a buck-boost converter. One example is directed to a method of operating a buck-boost converter that comprises an inductor, an output capacitor, and an output. The method includes receiving an indication of an altered output voltage requirement in the buck-boost converter. The method further includes deactivating a control loop in the buck-boost converter. The method further includes applying an active discharge of voltage from the output capacitor through the inductor to ground, thereby altering the voltage at the output of the buck-boost converter from a first output voltage to a second output voltage that corresponds to the altered output voltage requirement. The method further includes reactivating the control loop. | 09-10-2015 |