Weitzel, DE
Dietmar Weitzel, Marburg DE
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20100114058 | MULTIDOSE VIAL ASSEMBLIES AND ADAPTERS THEREFOR - A multidose vial assembly which comprises a multidose vial ( | 05-06-2010 |
20110022023 | UNITARY WITHDRAWAL SPIKE UNIT SUITABLE FOR FACTORY FITTING - A withdrawal spike unit ( | 01-27-2011 |
Hanns-Peter Weitzel, Relschach DE
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20110213073 | CONTINUOUS POLYMERIZATION PROCESS - The invention provides a process for preparing polymers based on vinyl ester, ethylene and optionally further comonomers in the form of aqueous polymer dispersions thereof or of water-redispersible polymer powders by means of free-radically initiated continuous emulsion polymerization and optionally drying of the resulting polymer dispersions, characterized in that the emulsion polymerization is carried out in a cascade comprising at least one upstream heat exchanger and at least two downstream pressurized stirred tank reactors connected in series, such that the conversion on leaving the heat exchanger is at least 10% of the overall polymerization conversion. | 09-01-2011 |
Hans Peter Weitzel, Reischach DE
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20080269390 | Dispersion Powders Containing Fatty Acid Anhydrides - The invention relates to water-redispersible polymer powder compositions containing from 0.1 to 70% by weight of one or more fatty acid anhydrides, based on the total weight of the polymer powder composition, and the use of these powders in hydraulically setting systems. | 10-30-2008 |
20080281017 | Use of Biocide-Containing, Water-Redispersible Polymer Powder Compositions in Mineral Construction Materials - Mineral construction materials such as mortars and tile adhesives are rendered more resistant to microbial growth by adding biocide in the form of a biocide-containing redispersible polymer powder rather than adding biocide separately. | 11-13-2008 |
20090030168 | PROCESS FOR PRODUCING CATIONICALLY STABILIZED AND WATER-REDISPERSIBLE POLYMER POWDER COMPOSITIONS - Redispersible polymer powders which are cationically stabilized by spray drying a polymer dispersion with a cationic polymer can be used in higher concentrations in chemical building construction materials without introducing adverse properties. | 01-29-2009 |
20100041796 | Use Of Vinyl Chloride-Ethylene Copolymers For Hydrophobing Construction Substances - Copolymers of ethylene and vinyl chloride also containing a protective colloid, optionally in conjunction with a fatty acid compound or precursor thereof or with an organosilicon compound, can be employed to increase the water repellency of hydraulically settable construction materials. | 02-18-2010 |
20110112218 | METHOD FOR THE PRODUCTION OF PROTECTIVE COLLOID-STABILIZED POLYMER PRODUCTS AND DEVICE FOR CARRYING OUT THE METHOD - The invention relates to a method for the production of protective colloid-stabilized polymer products by means of emulsion polymerization in a reactor having an external cooling circuit, which is equipped with a pump and a heat exchanger, characterized in that the reaction mixture present in the reactor is delivered to a cooled static mixer-heat exchanger having stationary fixtures and is subsequently returned to the reactor. The invention further relates to a device for the production of protective colloid-stabilized polymer products by means of emulsion polymerization, comprising a reactor and an external cooling circuit, characterized in that the external cooling circuit is equipped with a pump and a cooled static mixer-heat exchanger having stationary fixtures. | 05-12-2011 |
20120316287 | Semi-Continuous Method for Emulsion Polymerisation - A method for producing aqueous polymer dispersions by means of radically initiated emulsion polymerisation, in an aqueous medium, of vinyl ester and ethylene, in series-connected polymerisation reactors, wherein in a first discontinuous polymerisation phase at least some of the reactants are introduced into the first polymerisation reactor and the remainder is added in a metered fashion. The reactor is filled up to more than 90% by volume, and at least 90 wt % of the monomers are reacted; in a second continuous polymerisation phase, the reactants are continuously supplied to the first polymerisation reactor and product is continuously withdrawn, and the product is continuously transferred into a second polymerisation reactor, and in the second polymerisation reactor the polymerisation is continued until at least 98 wt % of the monomers used have reacted. | 12-13-2012 |
20130102702 | Process for Continuous Emulsion Polymerization - A process for aqueous, free-radically initiated, continuous emulsion polymerization of A) at least one vinyl ester and optionally at least one (meth)acrylic ester, B) ethylene, and C) 0 to 10% by weight of one or more ethylenically unsaturated, functionalized comonomers, in the presence of 3.0 to 12.5% by weight of one or more emulsifiers, where at least 50% by weight are nonionic emulsifiers, and 0 to 10% by weight of one or more protective colloids, in a stirred tank cascade with at least two pressure reactors connected in series and with at least one low-pressure reactor connected downstream. | 04-25-2013 |
20130260162 | Paper coating slips comprising a combination of styrene-butadiene copolymer and/or styrene-acrylic ester copolymer and vinyl acetate-ethylene copolymer - The invention provides paper coating slips comprising, as a binder, an aqueous dispersion of a styrene-butadiene copolymer or of a styrene-acrylic ester copolymer, or a mixture of these aqueous dispersions, characterized in that an aqueous dispersion of a polyvinyl alcohol-stabilized vinyl acetate-ethylene copolymer is additionally present in each case. | 10-03-2013 |
20140251139 | METHOD FOR PROCESSING WASTEWATER AND EXHAUST GAS CONDENSATES FROM THE POLYMERIZATION OF VINYL ACETATE AND ETHYLENE IN AN AQUEOUS MEDIUM - A method for processing wastewater and exhaust gas condensates from the polymerization of vinyl acetate and ethylene and optionally other comonomers in an aqueous medium by suspension or emulsion polymerization employs relieving pressure after completion of the polymerization of the polymerization batch and discharging the polymer dispersion. During the relieving, the gaseous phase is removed by means of a compressor. Optionally, the gaseous phase occurring during stripping is removed by the compressor and cooled by one or more heat exchangers before entry into the compressor. The liquid phases occurring in the compressor and optionally in the heat exchanger are separated from the gaseous phase and the liquid phases are given to a rectification column, and separated into a vinyl acetate monomer phase and a wastewater phase, and the vinyl acetate monomer phase is resupplied to polymerization. | 09-11-2014 |
20150057405 | METHOD FOR PRODUCING VINYL ESTER POLYMERS HAVING SPECIFICALLY SETTABLE DISPERSITY AND LOW POLYDISPERSITY - Methods for producing protective-colloid-stabilized aqueous dispersions of vinyl ester, polymers having weight-average particle diameters Dw of 120 nm to 1,500 nm and a polydispersity PD<1.6 include radically initiated emulsion polymerizations of one or more vinyl esters and optionally one or more additional ethylenically unsaturated monomers in aqueous medium in the presence of one or more protective colloids, wherein an aqueous mixture containing 0 to 90 grams of one more protective colloids per liter of water is provided to the receiver (concentration (C)), and starting with or after the start of the metered addition of one or more initiators, one or more protective colloids and the total amount of vinyl esters used are added in a metered manner, the emulsion polymerizations being performed in the absence of vinyl halogenides. | 02-26-2015 |
20150119519 | VINYL ACETATE COPOLYMERS FOR HYDRAULICALLY SETTING CONSTRUCTION MATERIALS - Polyvinyl acetate copolymers having specific ranges of vinyl acetate, vinyl chloride, and ethylene show improved adhesion under widely varying conditions when used in hydraulically setting construction materials. | 04-30-2015 |
Hans-Peter Weitzel, Relschach DE
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20140094573 | Process for producing polymers by means of emulsion or suspension polymerization in a jet loop reactor - A process for preparing a polymer in the form of an aqueous dispersion or a water-redispersible powder includes free-radically initiated heterophase polymerization of one or more ethylenically unsaturated monomers and optionally subsequent drying of the polymer dispersions obtained, wherein the polymerization is performed in a jet loop reactor. | 04-03-2014 |
Heiko Weitzel, Schenklengsfeld-Hilmes DE
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20090032616 | Windshield Washer Device - In the case of a windshield washer device ( | 02-05-2009 |
20100163079 | DEVICE FOR CLEANING A WINDOW OR LENS - In a device ( | 07-01-2010 |
20140374505 | WASHER NOZZLE FOR WINDSHIELD WASHER SYSTEM OF A MOTOR VEHICLE - In a washer nozzle for a windshield washer system of a motor vehicle with a heating element held in a duct, a sealing compound for holding the heating element and a sealing element are manufactured from different materials and spaced apart from one another. Consequently, the sealing element may be manufactured from a material having poor heat conduction and the sealing compound from a material having good heat conduction. The washer nozzle has an especially long service life. | 12-25-2014 |
Joachim Weitzel, Markt Indersdorf DE
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20080227235 | Sensor Component And Method For Producing A Sensor Component - A device for detecting a measured quantity has a sensor chip for detecting the measured quantity, a supply for providing a power supply, and an injection-molded enclosure for accommodating the sensor chip and the supply, the injection-molded enclosure including integrated conductive traces providing an electrical connection between the sensor chip and the supply. | 09-18-2008 |
20090001982 | Method and Apparatus for Defined Magnetizing of Permanently Magnetizable Elements and Magnetoresistive Sensor Structures - A method of magnetizing a permanently magnetizable element associated with a magnetic field sensor structure includes generating a test magnetic field penetrating the magnetic field sensor structure and the permanently magnetizable element, detecting the magnetic field and providing a test signal based on a magnetic field through the magnetic field sensor structure, aligning the test magnetic field and the magnetic field sensor structure with the permanently magnetizable element to each other, until the test signal reaches a set value corresponding to a predetermined magnetized field distribution with respect to the magnetic field sensor structure, and generating a magnetizing field for permanently magnetizing the element to be permanently magnetized, wherein the magnetizing field corresponds to the predetermined magnetic field distribution within a tolerance range. | 01-01-2009 |
20120056615 | Method and Apparatus for Defined Magnetizing of Permanently Magnetizable Elements and Magnetoresistive Sensor Structures - An apparatus includes a sensor arrangement with a sensor chip. A magnetic field generator is configured to generate a secondary magnetic field opposing an external primary magnetic field at the sensor chip. The magnetic field generator protects the sensor arrangement against the external primary magnetic field. | 03-08-2012 |
Markus Joerg Weitzel, Ingelheim DE
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20130298599 | METHOD FOR DRYING A WET CO2 RICH GAS STREAM FROM AN OXY-COMBUSTION PROCESS - A method for drying a wet CO | 11-14-2013 |
20140065560 | METHOD OF OPERATING AN OXY-FUEL BOILER SYSTEM - The present disclosure relates to a method of operating a boiler system that includes an oxyfuel boiler in which an oxygen stream and a fuel stream are combusted to generate a stream of flue gas, an oxygen gas source producing the stream of oxygen for the boiler, and a gas processing unit for cleaning and compressing at least a portion of the stream of flue gas generated in the boiler for producing a stream of pressurized fluid comprising carbon dioxide. The method includes operating the boiler system, at least for a period of time, in an evaporation mode, in which a stream of oxygen from the oxygen gas source in liquid form is evaporated prior to being introduced in the boiler by transferring heat energy to the stream of liquid oxygen from a first stream of carbon dioxide of the gas processing unit. The present disclosure further relates to a boiler system for an oxy-fuel process as well as to a power plant comprising such a system. | 03-06-2014 |
20140116304 | OXY-FUEL BOILER SYSTEM AND ITS OPERATION - The present disclosure relates to a method of operating a boiler system that includes an oxy-fuel boiler in which an oxygen stream and a fuel stream are combusted to generate a flue gas stream. An air separation unit produces the oxygen stream for the oxy-fuel boiler. A gas processing unit cleans and compresses at least a portion of the flue gas stream generated in the oxy-fuel boiler producing a pressurized carbon dioxide stream. The method includes operating the boiler system, at least for a period of time, in a recirculation mode, during which a carbon dioxide stream from a CO | 05-01-2014 |
Markus Michael Weitzel, Höhenkirchen DE
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20090251279 | Identifying and/or Locking System for Identifying and/or Unblocking a Technical System, and Method for the Operation Thereof - The invention relates to an identifying and/or locking system for identifying and/or unblocking a technical system comprising at least one controlling receiver unit which executes at least one control function in accordance with a received signal, said technical system further comprising a mobile transmitter unit suitable for transmitting a signal that causes the controlling receiver unit to execute the control function. The controlling receiver unit is provided with means for testing whether a received signal is to trigger execution of a control function while the mobile transmitter unit is fitted with means which allow the signal that is to be transmitted to the controlling receiver unit to be defined, modified, and stored. Such an inventive system makes it possible especially to digitally transmit and temporally limit keys. | 10-08-2009 |
Markus Michael Weitzel, Höhenkirchen DE
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20090251279 | Identifying and/or Locking System for Identifying and/or Unblocking a Technical System, and Method for the Operation Thereof - The invention relates to an identifying and/or locking system for identifying and/or unblocking a technical system comprising at least one controlling receiver unit which executes at least one control function in accordance with a received signal, said technical system further comprising a mobile transmitter unit suitable for transmitting a signal that causes the controlling receiver unit to execute the control function. The controlling receiver unit is provided with means for testing whether a received signal is to trigger execution of a control function while the mobile transmitter unit is fitted with means which allow the signal that is to be transmitted to the controlling receiver unit to be defined, modified, and stored. Such an inventive system makes it possible especially to digitally transmit and temporally limit keys. | 10-08-2009 |
Nina Weitzel, Stuttgart DE
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20090212905 | Wireless remote control system for vehicle functions - The invention relates to a wireless remote control system ( | 08-27-2009 |
Rainer Weitzel, Schwabenheim DE
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20100056559 | PROPELLANT-FREE AEROSOL FORMULATION FOR INHALATION - The present invention relates to propellant-free aerosol formulations for inhalation containing ipratropium bromide and salbutamol. | 03-04-2010 |
20120058980 | AEROSOL FORMULATION FOR THE INHALATION OF BETA AGONISTS - The present invention relates to a propellant-free aerosol formulation which contains one or more compounds of general formula 1, | 03-08-2012 |
Reinhard Weitzel, Gernlinden DE
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20150228696 | Organic Lighting Device and Lighting Equipment - An organic luminous means and an illumination device comprising such a luminous means are specified. An optical display apparatus, emergency lighting, motor vehicle interior lighting, an item of furniture, a construction material, a glazing and a display comprising such a luminous means and, respectively, comprising an illumination device having such a luminous means are furthermore specified. | 08-13-2015 |
Robert Weitzel, Bremen DE
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20150018995 | METHOD FOR CALCULATING SUPPORT STRUCTURES AND SUPPORT ELEMENTS FOR ATTACHING A SUPPORT STRUT OF SAME - Method for calculating support structures, consisting of support struts, for a three-dimensional layered object on a platform, comprising: for each layer, determining a surface of the layer that is open in relation to a lower layer, and determining support points, on which the layer is to be supported; assigning a respective cone to each support point, with each cone located with the cone tip in the respective support point and opening toward the platform; forming groups of support points of all layers to be supported, with each group being assigned all of the support points, the cones of which forming overlaps with other cones of other support points; and for each group, calculating at least one support structure, with one support strut ending in each support point of each group, and the support structure standing on the platform or on a portion of the object lying below the group. | 01-15-2015 |
Sebastian Weitzel, Hamburg DE
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20130126672 | ROTATABLE CABIN ATTENDANT SEAT AND AIRCRAFT MONUMENT ARRANGEMENT WITH A ROTATABLE CABIN ATTENDANT SEAT - A cabin attendant seat ( | 05-23-2013 |