Patent application number | Description | Published |
20100126937 | WET AIR OXIDATION PROCESS USING RECYCLED CATALYST - A system and method for the treatment of process streams. A catalyst mediates a wet oxidation process at elevated temperatures and pressures for treating at least one undesirable constituent in an aqueous mixture. The aqueous mixture may be contacted with a catalyst and an oxidizing agent at an elevated temperature and a superatmospheric pressure. At least a portion of the catalyst may be precipitated by a pH adjustment and recycled back to contact the aqueous mixture | 05-27-2010 |
20100252500 | TREATMENT OF SPENT CAUSTIC WASTE - Systems and methods are provided for the treatment of caustic wastewater. Specifically, systems and methods are provided for combining refinery spent caustic and ethylene spent caustic solutions and treating the combined spent caustic mixture using a wet air oxidation process. | 10-07-2010 |
20110017664 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM AND PROCESS INCLUDING SUSPENSION SYSTEM AND MULTIPLE BIOLOGICAL REACTOR ZONES - A wastewater treatment system is provided comprising a biological reactor having a separation subsystem, a suspension system and a membrane operating system. The separation subsystem is constructed and arranged to maintain adsorbent material in the biological reactor with a mixed liquor. The suspension system is positioned in the biological reactor and is constructed and arranged to maintain adsorbent material in suspension with mixed liquor. The membrane operating system is located downstream of the biological reactor and is constructed and arranged to receive treated mixed liquor from the biological reactor and discharge a membrane permeate. In addition, a wastewater treatment system is provided comprising a first biological reaction zone, a second biological reaction zone and a membrane operating system. The first biological reaction zone is constructed and arranged to receive and treat the wastewater. The second biological reaction zone includes a separation subsystem and is constructed and arranged to receive effluent from the first biological reaction zone. A suspension system for adsorbent material is provided in the second biological reaction zone. The membrane operating system is located downstream of the second biological reaction zone and is constructed and arranged to receive treated wastewater from the second biological reaction zone and discharge a membrane permeate. | 01-27-2011 |
20110079560 | CATALYTIC WET OXIDATION SYSTEMS AND METHODS - A system and method for the treating at least one undesirable constituent in an aqueous mixture utilizing a particulate solids catalyst. The aqueous mixture and the particulate solids catalyst form a slurry which is wet oxidized. | 04-07-2011 |
20110163049 | Water Treatment Apparatus and System - The present invention relates generally to a system and method for treating wastewater in a filter media apparatus having a draft tube system. The filter media may be walnut shell media. | 07-07-2011 |
20110174746 | Water Treatment Methods - The present invention relates generally to a system and method for treating wastewater in a filter media apparatus having a draft tube system. The filter media may be walnut shell media. | 07-21-2011 |
20110210079 | CATALYTIC WET OXIDATION SYSTEMS AND METHODS - A system and method for the treatment of process streams. A catalyst mediates a wet oxidation process at elevated temperatures and pressures for treating at least one undesirable constituent in an aqueous mixture. A catalyst may be selected for its solubility at a detected pH level of the aqueous mixture. Alternatively, a pH level of the aqueous mixture may be adjusted to solubilize a selected catalyst and/or maintain the selected catalyst in a soluble form. A controller in communication with a pH sensor may be configured to generate a control signal to adjust the pH level of the aqueous mixture in response to the pH sensor registering a pH level outside a predetermined pH solubility range for a selected catalyst. | 09-01-2011 |
20120097608 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM AND PROCESS INCLUDING SUSPENSION SYSTEM - A wastewater treatment system is provided comprising a biological reactor having a separation subsystem, a suspension system and a membrane operating system. The separation subsystem is constructed and arranged to maintain adsorbent material in the biological reactor with a mixed liquor. The suspension system is positioned in the biological reactor and is constructed and arranged to maintain adsorbent material in suspension with mixed liquor. The membrane operating system is located downstream of the biological reactor and is constructed and arranged to receive treated mixed liquor from the biological reactor and discharge a membrane permeate. | 04-26-2012 |
20120223020 | COMPOSITE MEDIA FOR WATER TREATMENT PROCESSES AND METHODS OF USING SAME - Systems and methods for treating a stream comprising a hydrocarbon liquid and an aqueous-based liquid are provided. The systems and methods may utilize a media composite comprising a mixture of a cellulose-based material and a polymer. In certain systems and methods, the media composite is capable of being backwashed. The stream comprising the hydrocarbon liquid and aqueous-based liquid may be separated by contacting the stream with the media composite. In certain system and methods, the stream comprising the hydrocarbon liquid and aqueous-based liquid may be coalesced by contacting the stream with the media composite. | 09-06-2012 |
20120279920 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM AND PROCESS INCLUDING MULTIPLE BIOLOGICAL REACTOR ZONES - A wastewater treatment system is provided comprising a first biological reaction zone, a second biological reaction zone and a membrane operating system. The first biological reaction zone is constructed and arranged to receive and treat the wastewater. The second biological reaction zone includes a separation subsystem and is constructed and arranged to receive effluent from the first biological reaction zone. A suspension system for adsorbent material is provided in the second biological reaction zone. The membrane operating system is located downstream of the second biological reaction zone and is constructed and arranged to receive treated wastewater from the second biological reaction zone and discharge a membrane permeate. | 11-08-2012 |
20130008858 | Systems and Methods for Process Stream Treatment - Systems and methods for process stream treatment. The treatment system may generally include an oxidation unit coupled to a downstream demineralization unit. The oxidation unit may oxidize organic and reduced sulfur contaminants in the process stream to facilitate downstream treatment. The demineralization unit may convert a product of the oxidation unit to generate a mineral stream. In some examples, the process stream may be a spent caustic stream from an industrial operation, such as an ethylene production facility or a petroleum refinery. A fresh caustic stream, such as a sodium hydroxide stream, may be isolated in the demineralization step and returned to the industrial operation for use. | 01-10-2013 |
20130206705 | pH CONTROL TO ENABLE HOMOGENEOUS CATALYTIC WET AIR OXIDATION - A system and method for the treatment of process streams is provided. A catalyst mediates a wet oxidation process at elevated temperatures and pressures for treating at least one undesirable constituent in an aqueous mixture. A catalyst may be selected for its solubility at a detected pH level of the aqueous mixture. Alternatively, a pH level of the aqueous mixture may be adjusted to solubilize a selected catalyst and/or maintain the selected catalyst in a soluble form. A controller in communication with a pH sensor may be configured to generate a control signal to adjust the pH level of the aqueous mixture in response to the pH sensor registering a pH level outside a predetermined pH solubility range for a selected catalyst. | 08-15-2013 |
20130228528 | WET AIR OXIDATION PROCESS USING RECYCLED COPPER CATALYST - A system and method for the treatment of process streams. A catalyst mediates a wet oxidation process at elevated temperatures and pressures for treating at least one undesirable constituent in an aqueous mixture. The aqueous mixture may be contacted with a catalyst and an oxidizing agent at an elevated temperature and a superatmospheric pressure. At least a portion of the catalyst may be precipitated by a pH adjustment and recycled back to contact the aqueous mixture | 09-05-2013 |
20150210571 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR PROCESS INCLUDING SUSPENSION SYSTEM - A wastewater treatment system is provided comprising a biological reactor having a separation subsystem, a suspension system and a membrane operating system. The separation subsystem is constructed and arranged to maintain adsorbent material in the biological reactor with a mixed liquor. The suspension system is positioned in the biological reactor and is constructed and arranged to maintain adsorbent material in suspension with mixed liquor. The membrane operating system is located downstream of the biological reactor and is constructed and arranged to receive treated mixed liquor from the biological reactor and discharge a membrane permeate. | 07-30-2015 |
20150210572 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR PROCESS INCLUDING MULTIPLE BIOLOGICAL REACTOR ZONES - A wastewater treatment system is provided comprising a first biological reaction zone, a second biological reaction zone and a membrane operating system. The first biological reaction zone is constructed and arranged to receive and treat the wastewater. The second biological reaction zone includes a separation subsystem and is constructed and arranged to receive effluent from the first biological reaction zone. A suspension system for adsorbent material is provided in the second biological reaction zone. The membrane operating system is located downstream of the second biological reaction zone and is constructed and arranged to receive treated wastewater from the second biological reaction zone and discharge a membrane permeate. | 07-30-2015 |
20150210573 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM INCLUDING SUSPENSION SYSTEM - A wastewater treatment system is provided comprising a biological reactor having a separation subsystem, a suspension system and a membrane operating system. The separation subsystem is constructed and arranged to maintain adsorbent material in the biological reactor with a mixed liquor. The suspension system is positioned in the biological reactor and is constructed and arranged to maintain adsorbent material in suspension with mixed liquor. The membrane operating system is located downstream of the biological reactor and is constructed and arranged to receive treated mixed liquor from the biological reactor and discharge a membrane permeate. | 07-30-2015 |
20150232358 | SUSPENDED MEDIA MEMBRANE BIOLOGICAL REACTOR SYSTEM INCLUDING MULTIPLE BIOLOGICAL REACTOR ZONES - A wastewater treatment system is provided comprising a first biological reaction zone, a second biological reaction zone and a membrane operating system. The first biological reaction zone is constructed and arranged to receive and treat the wastewater. The second biological reaction zone includes a separation subsystem and is constructed and arranged to receive effluent from the first biological reaction zone. A suspension system for adsorbent material is provided in the second biological reaction zone. The membrane operating system is located downstream of the second biological reaction zone and is constructed and arranged to receive treated wastewater from the second biological reaction zone and discharge a membrane permeate. | 08-20-2015 |
Patent application number | Description | Published |
20100213711 | ELECTRICAL POWER GENERATION APPARATUS - A power generation apparatus is disclosed. The apparatus includes a turbine rotor to generate mechanical energy from a flow of a fluid, an induction generator coupled to the turbine rotor to convert the mechanical energy into electrical energy, a fluid speed sensor to output a fluid speed signal indicative of a speed of the fluid flow, and a controller electrically coupled to the induction generator and to the fluid speed sensor. The controller includes at least one processor programmed to determine, based on the fluid speed signal, when the speed of the fluid flow exceeds a minimum speed sufficient for operation of the turbine rotor, initiate operation of the induction generator when the fluid flow speed exceeds the minimum speed by causing electrical power from a power source to be applied to a stator of the induction generator, and monitor a flow of electrical power between the stator of the induction generator and the power source to determine when the induction generator is supplying electrical power to the power source. | 08-26-2010 |
20100299270 | SYSTEM AND METHOD FOR ENERGY DEVICE ACTIVATION - A system for providing an energy device activation service is disclosed. The system includes one or more network-enabled energy devices and an energy management interface comprising at least one processor. The energy management interface is to establish a network connection with each one of the one or more energy devices via a first communication network, establish a network connection with an energy device activation service via a second communication network, query the one or more energy devices to receive at least one of an operational parameter and a capability from each one of the one or more energy devices, and transmit the at least one of an operational parameter and a capability to a first database of the energy device activation service. The energy management interface is also to determine if each one of the one or more energy devices is an approved energy device based on energy device information stored in a second database of the energy device activation service, determine if each one of the one or more energy devices is eligible for activation based on at least one business rule stored in a third database of the energy device activation service, retrieve a contract from a fourth database of the energy device activation service when at least one of the one or more energy devices is determined to be an approved energy device that is eligible for activation, and activate the at least one approved and eligible energy device to enable at least one of an energy generation feature and an energy consumption feature of the at least one approved and eligible energy device when an acceptance of the contract is received by the energy management interface. | 11-25-2010 |
20100318237 | SYSTEM AND METHOD FOR ENERGY DEVICE MANAGEMENT - A system for managing energy device operation is disclosed. The system includes one or more network-enabled energy devices and an energy management system comprising at least one processor. The energy management system is to establish a network connection with each energy device via a first communication network, and to query each energy device to cause the energy management system to receive first information from each energy device via the first network. The first information includes, for each energy device, a first operating mode of the energy device. The first operating mode is a current operating mode of the energy device. The energy management system is to determine, for each energy device, a second operating mode based on at least one operational rule stored in a first database. For each energy device, when the second operating mode is different than the first operating mode, energy management system is to transmit an instruction to the energy device to change the first operating mode of the device to the second operating mode. | 12-16-2010 |
20110279689 | Integrated Display Camera Using Oscillating Display Elements - Embodiments of the present invention provide a system for capturing photographic images with a camera integrated in an electronic display. The system includes: a display screen; a set of display elements coupled to a front side of the display screen; a set of masking elements coupled behind the set of display elements; and an image-capturing mechanism coupled to a backside of the display screen. The display elements are configured to cycle between an active state, in which the display elements are illuminated to display a display image on the display screen, and an inactive state, in which the display elements are darkened and at least partially transparent. | 11-17-2011 |
20110285861 | Integrated Display Camera Using A Pinhole Image Capturing Device - Embodiments of the present invention provide a system for capturing photographic images with a camera integrated in an electronic display. The system includes: a display screen; a set of display elements; and a pinhole-style image-capturing mechanism coupled to a backside of the display screen with the aperture of the image-capturing mechanism located between the two or more display elements. The image-capturing mechanism is configured to capture a photographic image of objects in front of the display screen through the display screen and the aperture of the image-capturing mechanism. | 11-24-2011 |
20110285891 | Integrated Display Camera Using Masked Display Elements - Embodiments of the present invention provide a system for capturing photographic images with a camera integrated in an electronic display. The system includes: a display screen; a set of display elements coupled to a front side of the display screen; a set of masking elements coupled behind the set of display elements; and an image-capturing mechanism coupled to a backside of the display screen. The masking elements are configured to prevent the display elements from displaying behind the masking elements and wherein some portion of the display screen is at least partially transparent. | 11-24-2011 |
20110298887 | Apparatus Using an Accelerometer to Capture Photographic Images - Methods and apparatuses for operating an electronic device based on an accelerometer to capture photographic images with a camera integrated into the display screen are described. | 12-08-2011 |
20110298919 | Apparatus Using an Accelerometer to Determine a Point of View for Capturing Photographic Images - Methods and apparatuses for operating an electronic device based on an accelerometer to capture photographic images with a camera integrated into the display screen are described. | 12-08-2011 |
20140118559 | Modular Display Camera - Embodiments of the present invention provide a system for capturing photographic images with a modular camera coupled to an electronic display. The system includes: a display screen; a set of display elements coupled either to a front side of the display screen or to a front side of an imaging-capturing mechanism; a set of masking elements behind the set of display elements coupled to a front side of an image-capturing mechanism; and the image-capturing mechanism coupled to a backside of the display screen. The image-capturing mechanism is configured to capture a photographic image of objects in front of the display screen through the display screen and through the display and masking elements while the display and masking elements are in the inactive state. | 05-01-2014 |
20140118591 | Dynamic Coded Aperture Camera - Embodiments of the present invention provide a system for capturing photographic images with a dynamic coded aperture camera coupled to an electronic display. The system includes: a display screen; a set of display elements coupled either to a front side of the display screen or to a front side of an imaging-capturing mechanism; a set of masking elements behind the set of display elements coupled to a front side of an image-capturing mechanism; and the image-capturing mechanism coupled to a backside of the display screen. The image-capturing mechanism is configured to capture a photographic image of objects in front of the display screen through the display screen and through the display and masking elements while the display and masking elements are in the inactive state. | 05-01-2014 |