Patent application number | Description | Published |
20080233027 | Processes for Separating Chlorine from Chlorine-Containing Gas Streams - Processes comprising: providing a gas stream comprising chlorine and at least one secondary component selected from the group consisting of carbon dioxide, nitrogen and oxygen; pressurizing the gas stream in a first stage to an elevated or enhanced pressure, preferably at least about 10 bar; cooling the pressurized gas stream in a second stage comprising a condensation zone and a gas/liquid contact zone disposed below the condensation zone, such that at least a portion of the chlorine is condensed and contacted countercurrently in the gas/liquid contact zone with the pressurized gas stream entering the second stage to form a condensate; and separating the condensate in a third stage comprising a rectifying column to provide a chlorine-rich sump stream and a low-chlorine head stream. | 09-25-2008 |
20080250924 | REGENERATIVE ADSORPTION PROCESSES FOR REMOVING ORGANIC COMPONENTS FROM GAS STREAMS - Processes are described comprising: providing a crude gas stream having a temperature not exceeding 40° C., the crude gas stream comprising at least one organic impurity; condensing at least a portion of the at least one organic impurity from the crude gas stream at a temperature not exceeding 0° C. to form a prepurified gas stream; and subjecting (at least a portion, preferably substantially all, and more preferably the entirety, of) the prepurified gas stream to adsorption on a first adsorption medium to provide a purified gas stream; wherein the first adsorption medium is subjected to a regeneration comprising: (i) providing a circulating inert gas stream having a temperature of at least 100° C.; (ii) passing the circulating inert gas stream over the first adsorption medium to form an organic impurity-loaded inert gas stream; (iii) cooling the loaded inert gas stream to a temperature not exceeding 40° C.; (iv) condensing at least a portion of the organic impurity from the cooled, loaded inert gas stream to provide a prepurified circulating inert gas stream; subjecting (at least a portion, preferably substantially all, and more preferably the entirety, of) the prepurified circulating inert gas stream to adsorption on a second adsorption medium to provide a purified circulating inert gas stream; and recycling the purified circulating inert gas stream to the circulating inert gas stream. | 10-16-2008 |
20080264253 | PROCESSES FOR REMOVING ORGANIC COMPONENTS FROM GASES CONTAINING HYDROGEN CHLORIDE - Processes comprising: providing a crude gas stream having a temperature not exceeding 40° C., the crude gas stream comprising hydrogen chloride and at least one organic impurity; condensing at least a portion of the at least one organic impurity from the crude gas stream at a temperature not exceeding 0° C. to form a prepurified gas stream and a condensate comprising condensed organic impurity; subjecting at least a portion of the prepurified gas stream to adsorption on an adsorption medium to provide a purified gas stream; and separating the condensate into at least a head gas stream comprising residual hydrogen chloride and a sump stream comprising at least a portion of the condensed organic impurity. | 10-30-2008 |
20100086473 | Process for Producing Chlorine from HCL - A process is described for the production of chlorine by a catalysed gas-phase oxidation of hydrogen chloride with an oxygen-containing gas stream. | 04-08-2010 |
Patent application number | Description | Published |
20130175213 | System for Separating Bodily Fluid Constituents and Method for Producing such a System - A system for separating bodily fluid constituents is disclosed. The system includes a first substrate which, in a first main surface, has a first cavity for holding a bodily fluid sample, a second substrate, which, in a first main surface facing the first substrate, has a second cavity) for holding constituents separated from the bodily fluid sample, which second cavity lies opposite to the first cavity, a filter layer, which is arranged between the first substrate and the second substrate and which is designed to separate constituents of the bodily fluid sample in the first cavity and to pass the separated constituents to the second cavity, and a first thermoplastic connection layer, which is arranged between the first substrate and the filter layer, interconnects the first main surface of the first substrate and the filter layer in a fluid-tight manner and has a cutout lying opposite to the first cavity. | 07-11-2013 |
20140023564 | MICROFLUIDIC STORAGE DEVICE FOR PRE-STORING OF FLUID, METHOD FOR ITS PRODUCTION AND A USE THEREOF - A microfluidic storage device for pre-storing a fluid includes a first substrate, a second substrate, and a membrane. The first substrate has a recess formed in a first surface. The second substrate has a second surface formed to form fit with the first surface at least in subregions outside the recess. The membrane is arranged between the first and second substrates and is in contact with the first and second surfaces in regions outside the recess. In the region of the recess, the membrane is configured to line the recess so that a volume region inside the recess, between the membrane and the second substrate, can be filled with the fluid. The first substrate, the membrane, and the second substrate are configured to be joined together at least in subregions, outside the recess, in which the membrane is in contact with the first and second surfaces. | 01-23-2014 |
20140077315 | ELECTRONIC SENSOR APPARATUS FOR DETECTING CHEMICAL OR BIOLOGICAL SPECIES, MICROFLUIDIC APPARATUS COMPRISING SUCH A SENSOR APPARATUS, AND METHOD FOR PRODUCING THE SENSOR APPARATUS AND METHOD FOR PRODUCING THE MICROFLUIDIC APPARATUS - An electronic sensor apparatus for detecting chemical or biological species includes a semiconductor chip, a sensor device, and a substrate. The chip is produced from a semiconductor substrate and is configured for one or more functions such as: amplifying and/or evaluating an electrical voltage, amplifying and/or evaluating an electric current, amplifying and/or evaluating an electrical charge, and amplifying and/or reading out capacitance changes. The sensor device has an active surface configured to detect chemical or biological species and generate an electrical signal based on a species-characteristic interaction with the active surface. The electrical signal can be an electrical voltage, an electric current, an electrical charge and/or a capacitance change. The substrate is produced from a melt-moldable material and has a surface including first and second regions. The chip is at least partly embedded in the first region, and the sensor device is at least partly embedded in the second region. | 03-20-2014 |
Patent application number | Description | Published |
20140134002 | MICROFLUIDIC PERISTALTIC PUMP, METHOD AND PUMPING SYSTEM - A microfluidic peristaltic pump has an inflow channel, a first pumping chamber, which is operatively connected to the inflow channel by a first channel, and a first membrane. The pump also has a second pumping chamber, which is operatively connected to the inflow channel by a second channel, and a second membrane. A fluidic resistance of the first channel is different from a fluidic resistance of the second channel, and each channel is configured to realize a throttling function, such that the first and second membranes are deflected in a time sequence when a pressure is applied in the inflow channel, to realize a pumping function. | 05-15-2014 |
20140290373 | POLYMER LAYER SYSTEM PRESSURE SENSOR DEVICE, AND POLYMER LAYER SYSTEM PRESSURE SENSOR METHOD - A polymer layer system pressure sensor device includes a first polymer substrate having a first cavity and a first polymer membrane stretched over the first cavity. The first polymer membrane is configured to be deflected dependent on a pressure in the first cavity. The device further includes a first membrane metallization layer applied to the first polymer membrane above the first cavity. The first membrane metallization layer is configured to be deflected together with the first polymer membrane dependent on the pressure in the first cavity. The device further includes a second polymer substrate, arranged over the first polymer membrane, a second cavity, arranged over the first cavity, and a second polymer membrane, stretched over the second cavity. The device further includes a second membrane metallization layer applied to the second polymer membrane within the second cavity and includes a third polymer substrate arranged over the second polymer membrane. | 10-02-2014 |
Patent application number | Description | Published |
20130068337 | ARTICLE, MORE PARTICULARLY HOSE, MORE PARTICULARLY AGAIN CHARGE-AIR HOSE, WITH AN EMBEDDED REINFORCEMENT BASED ON A POLYOXADIAZOLE - An article composed of a polymeric material, especially a material having elastic properties, which has been provided with an embedded reinforcement made wholly or partly of a textile material. In a first reinforcement variant, the textile material is polyoxadiazole (POD), a POD derivative or a POD copolymer, or, in a second reinforcement variant, the textile material is a combination of POD, a POD derivative or a POD copolymer, and at least one further textile material, or, in a third reinforcement variant, the textile material comprises a material combination of POD, a POD derivative or a POD copolymer and at least one further material which is not part of any textile group. The article is particularly a hose and more particularly a charge-air hose having an inner layer and an outer layer of a polymeric material and an embedded reinforcement, for example in the form of a POD knit. | 03-21-2013 |
20130167964 | METHOD FOR MAKING A CHARGE-AIR HOSE FOR MOTOR VEHICLES - A method for making a charge-air hose for a motor vehicle includes producing a continuous inliner having a cylindrical inner surface in an extrusion process while pneumatically shaping the cylindrical inner surface without a mandrel by bringing the inner cylindrical surface to an inner diameter D | 07-04-2013 |
Patent application number | Description | Published |
20100059194 | SCREEN - The present invention relates to a method for the production of a screen and to a screen for the treatment of a fibrous material suspension suitable for the production of a fibrous material web, the screen including at least two screen layers that are connected to each other and have apertures, at least some of the apertures being arranged in such a way that the result is screen openings leading through the screen. The production of the screen is simplified in that some of the apertures are arranged in such a way that the result is recesses on the front side of the screen which do not pass through the screen, and at least the apertures forming the recesses are introduced into the screen layers before the latter are connected. | 03-11-2010 |
20120024763 | SCREEN - The present invention relates to a method for the production of a screen and to a screen for the treatment of a fibrous material suspension suitable for the production of a fibrous material web, the screen including at least two screen layers that are connected to each other and have apertures, at least some of the apertures being arranged in such a way that the result is screen openings leading through the screen. The production of the screen is simplified in that some of the apertures are arranged in such a way that the result is recesses on the front side of the screen which do not pass through the screen, and at least the apertures forming the recesses are introduced into the screen layers before the latter are connected. | 02-02-2012 |
20130099035 | PULPER - A pulper for comminuting and suspending fibrous material includes a container and at least one rotor arranged in the container for circulating a fibrous material suspension located on the container and at least one rigid sieve. The rotor at least predominantly passes over the sieve surface which is provided with round sieve openings. As high a throughput as possible and as low an energy consumption as possible are to be achieved by limiting the cross-section of the sieve openings exclusively defined by circle segments. | 04-25-2013 |