Patent application number | Description | Published |
20110189464 | MELAMINE-FORMALDEHYDE FOAM WITH BUILT-IN MICROCAPSULES - Novel melamine-formaldehyde foams comprising microcapsules built into the structure of the condensation products and also processes for the production thereof and uses thereof. | 08-04-2011 |
20110237145 | FOAMS AND MOLDINGS OF SUPPORT MATERIALS COMPRISING FOAMABLE REACTIVE RESINS - Foams and moldings comprising foamed support materials selected from the group consisting of polyurethane resins, polyester resins, epoxides and also fiber nonwovens, woven materials and open-cell, two- and three-dimensional networks composed of mineral, animal, vegetable and chemical (natural/synthetic) fibers or mixtures thereof comprising melamine/formaldehyde resins as foamable reactive resin. | 09-29-2011 |
20110269864 | PRODUCING RESILIENT COMPRESSED FOAMED MATERIAL BASED ON MELAMINE-FORMALDEHYDE RESINS - The present invention relates to a process for producing resilient compressed foamed material based on melamine-formaldehyde resins, which comprises a melamine-formaldehyde precondensate being foamed and the soft, uncured melamine-formaldehyde foamed material being compressed and subsequently dried and optionally heat treated. | 11-03-2011 |
20120112116 | MELAMINE RESIN FOAM WITH INORGANIC FILLING MATERIAL - Melamine-formaldehyde foams comprise from 80% to 98% by weight of an inorganic filling material, wherein the % by weight are based on the total weight of inorganic filling material plus melamine-formaldehyde precondensate used for foam production. | 05-10-2012 |
20120208910 | ELASTIC INORGANIC-ORGANIC HYBRID FOAM - A process for the production of a resilient foam by foaming a mixture, comprising
| 08-16-2012 |
20120292552 | Melamine-formaldehyde foams comprising hollow microspheres - The present invention relates to melamine-formaldehyde foams comprising hollow microspheres wherein said hollow microspheres have a median particle diameter (D | 11-22-2012 |
20130337255 | MELAMINE RESIN FOAM WITH PARTICULATE FILLING MATERIAL - Melamine/formaldehyde foams comprising from 0.01% to 45% by weight of a particulate filling material having an average particle diameter in the range from 5 μm to 3 mm, wherein the % by weight are based on the total weight of filling material plus melamine-formaldehyde precondensate used for foam production. | 12-19-2013 |
20150210814 | METHOD FOR PRODUCING MELAMINE/FORMALDEHYDE FOAMS - The present invention relates to processes for producing melamine-formaldehyde foams, said processes comprising the steps of:
| 07-30-2015 |
Patent application number | Description | Published |
20090251141 | MAGNETIC RESONANCE SYSTEM AND OPERATING METHOD THEREFOR - A magnetic resonance system has a number of components including a basic magnetic field generation unit, gradient coils as well as a radio-frequency coil arrangement. The components are respectively controllable according to a control sequence via at least one digital module and at least one analog module. The analog modules are arranged external to a control computer that controls the digital modules. The digital modules are likewise arranged external to the control computer and are associated with the analog module or modules controlled via the control computer. The digital modules are networked via the following networks for communication of the digital modules among one another and/or with the control computer: a synchronous first network to synchronize the digital modules, an isochronous or semi-isochronous second network, a third network, wherein the digital modules are connected with the control computer via serial peripheral component interfaces and a signal transmission between the peripheral component interface of the respective digital module and the associated peripheral component interface of the control computer thereby occurs on optical paths. | 10-08-2009 |
20110040997 | SYNCHRONIZATION OF CLOCKS IN AUTONOMOUS COMPONENTS OF AN MR SYSTEM AND SYNCHRONOUS EXECUTION OF COMMANDS IN THOSE COMPONENTS - In a device and a method to execute commands in components of an imaging system, in particular of a magnetic resonance tomography system, local clocks in the components are temporally synchronized, commands, including a respective command execution time specification which respectively specifies at which point in time a command should be executed, are sent to the components, the commands are received by the components, commands and command execution time specifications that are received by components are stored in these components, and a stored command is respectively executed when a time indicated by the local clock coincides with the stored command execution time specification regarding the command. | 02-17-2011 |
20110050224 | PREALLOCATABLE TRANSMISSION DATA MEMORY ELEMENT OF AN MR TRANSMISSION UNIT IN ARRAY APPLICATIONS - Optimized transmission system for an MRT is achieved by a device and a method to generate transmission signals ( | 03-03-2011 |
20110221441 | LOCAL COIL FOR A MAGNETIC RESONANCE DEVICE - A local coil for a magnetic resonance device includes a connector apparatus for establishing a connection to a plug-in station on a patient couch and at least one storage facility. The storage facility may be used to read out by way of the connection and may store at least one non-modifiable data item describing a property of the local coil. The storage facility may include at least one detection facility for acquiring measurement values describing the state of the local coil and at least one evaluation facility configured to modify the readout address of the storage facility as a function of the measurement values. | 09-15-2011 |
20120075126 | EMI REDUCTION WITH SPECIFIC CODING OF COUNTER SIGNALS - Apparatuses and a method for transmitting a counter signal in an imaging system are provided. Counter states of the counter signal are Gray coded to Gray coded counter states before transmission. Every second Gray coded counter state is inverted to an inverted counter state. The Gray coded counter states inverted in every second counter state are transmitted and are decoded on receipt. | 03-29-2012 |
20130200898 | Digital Amplitude Control and Digital Phase Control of a High-Frequency Signal - A method for digital amplitude control and digital phase control of a high-frequency signal is provided. A digital command signal specifies in complex form, including a real subcomponent and an imaginary subcomponent, an amplitude and a phase of the high-frequency signal that is to be controlled. A digital activation signal is output to a high-frequency unit for the purpose of generating the high-frequency signal. A digital signal deviation value is received in complex form including a real subcomponent and an imaginary subcomponent. The signal deviation value expresses a deviation of the high-frequency signal from the command signal with respect to the amplitude and the phase. The digital activation signal is determined from the command signal while taking into consideration the signal deviation value. The determination of the real subcomponent and the imaginary subcomponent takes place separately in each case. | 08-08-2013 |
20140028481 | EMI Reduction with Specific Coding of Counter Signals - Apparatuses and a method for transmitting a counter signal in an imaging system are provided. Counter states of the counter signal are Gray coded to Gray coded counter states before transmission. Every second Gray coded counter state is inverted to an inverted counter state. The Gray coded counter states inverted in every second counter state are transmitted and are decoded on receipt. | 01-30-2014 |
20150260807 | Circuit Arrangement for the Driving Electronics of a Magnetic Resonance System - A circuit arrangement for driving a transmission coil arrangement with at least two individual transmission coils of a magnetic resonance system for supplying a radiofrequency signal for producing alternating electromagnetic fields over at least two channels, with in each case a digital section and an analog section, is provided. In the digital section, in an envelope generator, base frequency signals that respectively generate an envelope are provided. The circuit arrangement also includes an intermediate frequency oscillator that generates a common intermediate frequency, a frequency mixer per channel for mixing the common intermediate frequency into the base frequency signals, and in the analog sections of the channels, respectively, second frequency mixers that mix a common radiofrequency signal into each base frequency signal. The envelope is transmitted, with the mixed-in intermediate frequency signal, and the total signal thus obtained is respectively conducted to an individual transmission coil via a respective amplifier. | 09-17-2015 |