Patent application number | Description | Published |
20120174306 | AUTOMATIC SENSING SYSTEM AND METHOD FOR USE WITH A PLUMBING FIXTURE - An automatic sensing system and a detecting method for use with plumbing equipment in the kitchen and washroom are shown and described. The automatic sensing system includes an ambient light sensor for detecting the ambient light intensity around the equipment. The system further includes a detecting sensor for detecting whether user enters the detected area. The system also includes a controller which controls the equipment based on detected signals from the detecting sensor. The controller is configured to start or change the state of the detecting sensor according to a detected value change of the ambient light intensity. The automatic sensing system advantageously saves power consumed by the detecting sensor when the ambient light sensor does not indicate use by the equipment. | 07-12-2012 |
20130112278 | BISTABLE PULSE SOLENOID VALVE CONTROL SYSTEM AND METHOD - The present invention provides a bistable pulse solenoid valve control system and method. The control system includes a bistable pulse solenoid valve having a coil current, and including a coil frame, a coil having a magnetic flux, at least two permanent magnets, a valve core disposed inside the coil frame, and a frame configured to encapsulate the permanent magnets, the coil, the valve core, and the coil frame. The system also includes a main control circuit, a polarity conversion control circuit, and a drive current sampling detection circuit. The main control circuit is configured to generate a control signal and the polarity conversion control circuit is configured to control the direction and power on-off time of the coil current. | 05-09-2013 |
20130159640 | SYSTEM AND METHOD OF READING AND WRITING OPERATING PARAMETERS AND DATA FOR A CONTROL DEVICE - The present disclosure provides a system for reading and writing operating parameters and real-time data for a control device. The system includes a power source, and a read/write device powered by the power source, the read/write device configured to conduct modulation of the power supply voltage based on a predetermined encoding mode. The system also includes a control device powered by the read/write device, wherein operating parameters and data information are exchanged between the control device and the read/write device, and the control device is configured to conduct demodulation of an output voltage transmitted by the read/write device. The system further includes power lines electrically connecting the power source to the read/write device and the read/write device to the control device. | 06-20-2013 |
20130160199 | BATHTUB HAVING MASSAGE FEATURES - The present invention application provides a bathtub. On the bathtub wall are fixed ultrasonic transmitters, and an ultrasonic transducer drive circuit is electrically connected to ultrasonic transducers. The ultrasonic transmitters further include an ultrasonic divergent structure which, after reflecting and scattering the ultrasonic waves emitted by the ultrasonic transducers, transmits the same into the bathtub (e.g., into the water of the tub). | 06-27-2013 |
20130307562 | SYSTEMS AND METHODS FOR FFT-BASED MICROWAVE DISTANCE SENSING FOR A PLUMBING FIXTURE - Systems and methods for detecting a position of an object relative to a plumbing fixture are provided. A described method includes emitting a microwave detection signal toward a moving object, receiving an echo-wave signal reflected from the moving object, and superimposing the microwave detection signal and the echo-wave signal to produce a superimposed time domain signal. The method further includes performing a Fast Fourier Transformation on the time domain signal to generate a frequency domain signal, integrating the frequency domain signal, and actively adjusting a result of the integration by subtracting a predetermined amount from the result. The predetermined amount is at least one of: a volume contribution amount and an interference contribution amount. The method further includes determining a position of the moving object relative to the plumbing fixture by comparing the adjusted integration result with a distance standard curve. | 11-21-2013 |
20130307669 | SYSTEMS AND METHODS FOR PAIRING A WIRELESS TRANSCEIVER UNIT FOR SANITARY WARE - Systems and methods for pairing a wireless transceiver unit for sanitary ware are provided. An exemplary pairing method includes emitting a pairing instruction signal from a wireless sender of the wireless transceiver unit, receiving the emitted pairing instruction signal at one or more wireless receivers, and detecting a signal intensity of the pairing instruction signal received at each of the one or more wireless receivers. The method further includes returning a pairing response from each of the one or more wireless receivers to the wireless sender. The pairing response includes an ID of the wireless receiver and an indication of the signal intensity detected at the wireless receiver. The method further includes selecting the pairing response indicating the highest detected signal intensity and storing the ID of the wireless receiver included in the selected pairing response. | 11-21-2013 |
Patent application number | Description | Published |
20110144388 | PROCESS FOR PRODUCTION OF GLYCOLIC ACID - A process for producing glycolic acid from carbon monoxide and formaldehyde, optionally in a solvent, using a catalyst comprising an acidic polyoxometalate compound insoluble in formaldehyde, glycolic acid and the optional solvent, wherein the insoluble acidic polyoxometalate compound has a concentration of acid sites of greater than 60 μmol g | 06-16-2011 |
20110166383 | PROCESS FOR THE PRODUCTION OF GLYCOLIC ACID - A process for producing glycolic acid from carbon monoxide and formaldehyde using a catalyst comprising an acidic polyoxometalate compound encapsulated within the pores of a zeolite, wherein the zeolite has cages larger than the acidic polyoxometalate compound, the zeolite also having pores with a diameter smaller than that of the acidic polyoxometalate compound. | 07-07-2011 |
20150203425 | METHOD FOR PRODUCING CRESOL FROM PHENOL AND METHANOL VIA GAS PHASE ALKYLATION - The present invention relates to a method for producing cresol from phenol and methanol via gas phase alkylation, in which phenol and methanol are preheated and mixed with diluent gas, then the mixture continuously go through a catalyst bed comprising the catalyst for alkylation of phenol with methanol, to produce cresol by gas phase reaction at the reaction temperature of 200-500° C. and the weight hourly space velocity of 0.5˜20 h | 07-23-2015 |
20150232345 | SAPO-34 Molecular Sieve and Method for Preparing the Same - The present invention concerns a SAPO-34 molecular sieve and method for preparing the same, whose chemical composition in the anhydrous state is expressed as: mDIPA·(Si | 08-20-2015 |
20150298108 | METHOD FOR PREPARING METHYL ACETATE - The present invention provides a method for preparing methyl acetate, in which a feed gas containing an organic amine, dimethyl ether, carbon monoxide and optional hydrogen gas goes through a reactor loaded with a H-type mordenite catalyst, to produce methyl acetate; wherein said H-type mordenite catalyst is a H-type mordenite catalyst with adsorption of an organic amine. The method in the present invention improves the catalyst stability and prolongs the catalyst life, by using the H-type mordenite catalyst with adsorption of an organic amine as the catalyst and adding the organic amine in the feed gas to replenish the organic amine desorbed from the catalyst during the reaction. | 10-22-2015 |
Patent application number | Description | Published |
20100063336 | METHOD FOR PRODUCING LIGHT OLEFINS FROM METHANOL OR/AND DIMETHYL ETHER - The present invention provides a method for producing Lower olefin from the feed of methanol or/and dimethyl ether, characterized in that methanol or/and dimethyl ether are divided proportionally to be fed at 3 reaction zones; and the desired distribution of the olefin product is obtained by modulating the feeding ratio among the 3 reaction zones and the reaction conditions in each reaction zone. | 03-11-2010 |
20100196262 | SAPO-34 MOLECULAR SIEVE HAVING BOTH MICROPORES AND MESOPORES AND SYNTHESIS METHODS THEREOF - The present invention relates to a SAPO-34 molecular sieve having both micropores and mesopores and synthesis method thereof. The mesopore diameter in the molecular sieve is in a range of 2-10 nm and the mesopore volume thereof is 0.03-0.3 cm | 08-05-2010 |
20130280161 | SOLVOTHERMAL SYNTHESIS PROCESS OF SAPO MOLECULAR SIEVES AND CATALYSTS PREPARED THEREBY - A solvothermal synthesis process of the SAPO molecular sieves and catalysts prepared thereby are provided. The synthesis process comprises the following steps: a) an organic amine, an aluminum source, a phosphorus source, a silicon source, and water are mixed in a molar ratio of 6-30:1:0.5-5:0.01-1.0:0.1-15, to obtain an initial mixture for preparing the SAPO molecular sieves, wherein the molar ratio of water to the organic amine is less than 2.0; b) the initial mixture obtained in the step a) is maintained at 30-60° C. to and aged with stirring for not more than 24 hours, to obtain an initial gel; c) the initial gel obtain in the step b) is crystallized at 150-250° C. for 0.5-15 days. The SAPO molecular sieves prepared thereby are used, after being calcined at 400-700° C. in air, as catalysts for acid-catalyzed reactions or for conversion reactions of oxygen-containing compounds to olefins. | 10-24-2013 |
20130287680 | SAPO-34 MOLECULAR SIEVE HAVING BOTH MICROPORES AND MESOPORES AND SYNTHESIS METHODS THEREOF - The present invention relates to a SAPO-34 molecular sieve having both micropores and mesopores and synthesis method thereof. The mesopore diameter in the molecular sieve is in a range of 2-10 nm and the mesopore volume thereof is 0.03-0.3 cm | 10-31-2013 |
20140051900 | PROCESS FOR METHANOL COUPLED CATALYTIC CRACKING REACTION OF NAPHTHA USING A MODIFIED ZSM-5 MOLECULAR SIEVE CATALYST - The present invention provides a process for methanol coupled catalytic cracking reaction of naphtha using a modified ZSM-5 molecular sieve catalyst, comprising performing a co-feeding reaction of methanol and naphtha on the modified ZSM-5 molecular sieve catalyst to produce low carbon olefins and/or aromatic hydrocarbons. In the process, the modified ZSM-5 molecular sieve catalyst comprises, in term of weight percent, 25-80 wt % of a ZSM-5 molecular sieve, 15-70 wt % of a binder, and 2.2-6.0 wt % of lanthanum and 1.0-2.8 wt % of phosphorus loaded on the ZSM-5 molecular sieve. The naphtha comprises 63.8-89.5 wt % of saturated chain alkanes and 5.6-29.8 wt % of cyclic alkanes. The naphtha and methanol concurrently pass through the catalyst bed, which are reacted during contacting with the catalyst under a reaction condition of a reaction temperature of 550-670° C., a mass ratio of methanol to naphtha of 0.05-0.8, and a total mass space velocity of naphtha and methanol of 1.0-5 h | 02-20-2014 |
20140343337 | CATALYST FOR PRODUCING PARAXYLENE BY CO-CONVERSION OF METHANOL AND/OR DIMETHYL ETHER AND C4 LIQUEFIED GAS, METHOD FOR PREPARING THE SAME AND METHOD FOR USING THE SAME - This application provides a catalyst for producing paraxylene by co-conversion of methanol and/or dimethyl ether and C | 11-20-2014 |
20150147269 | METAL SILICOALUMINOPHOSPHATE MOLECULAR SIEVE WITH RHO FRAMEWORK STRUCTURE, AND METHOD FOR PREPARING THE SAME - The present invention relates to a metal silicoaluminophosphate molecular sieve MeAPSO with a RHO framework structure and a preparation method thereof. The metal silicoaluminophosphate molecular sieve is characterized in that: the metal atoms are at least one of vanadium, copper, molybdenum, zirconium, cobalt, manganese, magnesium, iron, nickel and zinc. The chemical composition of said metal silicoaluminophosphate molecular sieve in anhydrous state is expressed as: mR.nMe.(SixAlyPz)O | 05-28-2015 |
20150231616 | SAPO-34 molecular sieve and method for preparing the same - A SAPO-34 molecular sieve and method for preparing the same, whose chemical composition in the anhydrous state is expressed as: mSDA.(Si | 08-20-2015 |
20150315031 | SAPO-34 Zeolite Having Diglycolamine as Templating Agent and Synthesis Method for the Zeolite - The present invention provides a SAPO-34 molecular sieve, whose chemical composition in the anhydrous state is expressed as: mDGA.(Si | 11-05-2015 |