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7635402 |
Air filter status evaluator
An air filter system for an internal combustion engine of a vehicle can have an indicator for signaling restricted flow of air through a replaceable air filter member mounted to a filter assembly....
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7632340 |
Air purifier for removing particles or contaminants from air
An air purifier includes a housing having an air inlet, an air outlet and an airflow path therethrough. The housing has a top, a bottom and a plurality of sides. An air filter is located within the...
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7618483 |
Housing assembly with bag presence indicator
Embodiments of the invention generally include a contamination housing assembly and bag for use therein. In one embodiment, a contamination housing assembly includes a housing having an inlet,...
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7611567 |
Exhaust gas purifying apparatus for internal combustion engine
An exhaust gas purifying apparatus for an internal combustion engine includes a particulate filter for trapping particulates found in the exhaust gases of the engine. The regeneration process for...
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7608136 |
In-line filter with quick-change coupling and a filter
An in-line filter provided with a substantially elongated filter housing ( 1; 51 ) in which filtering material (A) is included, the filter housing being provided on a first end with an inflow...
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7601202 |
Method and device for reducing the carbon dioxide concentration in air
The invention relates to a method for reducing the carbon dioxide concentration in air of a closed or partially closed unit of space. The inventive method may comprise the steps of removing an air...
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7597751 |
Carrier gas recycling system
A carrier gas recycling system is designed according to the procedures in which a carrier gas passes through a reactor, such as a fluidized bed reactor, so as to purify and recycle gas generated in...
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7594960 |
Method and apparatus for monitoring the condition of a flexible filter
A system for periodically or continuously monitoring the condition of a filter includes a filter having a peripheral frame and a flexible interior filtering region, a fixed support structure for...
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7575671 |
Monitoring port assembly for fluid treatment systems
A monitoring port assembly for a fluid treatment system, such as for use in an ultra-violet water treatment system. The port assembly comprises a sensor port cup having a port for access to an...
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7562555 |
Water-repellent filter, a method of manufacturing a water-repellent filter member, and gas sensor
A water-repellent filter member formed from a resin sheet of a porous, fibrous structure having air permeability and water repellency; a waterproof instrument and gas sensor having air...
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7540901 |
Filters employing both acidic polymers and physical-adsorption media
A filter includes at least two different adsorptive media. First, chemisorptive media, which is porous and includes an acidic functional group, is used to remove molecular bases, including ammonia,...
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7537641 |
Natural gas treatment process for stimulated well
A process and equipment for treating natural gas produced by a well that has recently been stimulated, and that contains an undesirably high concentration of the fracturing gas used to stimulate...
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7537648 |
Filter service life estimator
A mechanical device is used to estimate a service life of an air filter exposed to a certain chemical at various concentrations, flow rates, and relative humidity conditions. The device includes...
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7537646 |
Fuel system and method of reducing emission
A fuel system includes a fuel deoxygenator for removing oxygen from a liquid fuel. A vaporizer is in fluid communication with the fuel deoxygenator. The vaporizer vaporizes at least a portion of...
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7524362 |
Modular filter assembly
An air treatment assembly for treating air passing through an air duct comprises a frame defining an interior space and having an inlet opening providing access to the interior space, an air...
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7503962 |
End of service and residual life indicator
An End of Service Life (ESLI) and Residual Life Indicator (RLI), for gas masks and other filters, where the indicator includes a solid conduit with one end closed by a transparent material and the...
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7494536 |
Method for detecting a fault in an HVAC system
A bypass factor of an evaporator is used to indicate when an air filter of an HVAC is clogged. The bypass factor represents the amount of air that is bypassed without direct contact with the...
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7485169 |
Semiconductor manufacturing facility utilizing exhaust recirculation
A semiconductor manufacturing process facility requiring use therein of air exhaust for its operation, such facility including clean room and gray room components, with the clean room having at...
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7462214 |
Vehicular air-conditioner
A vehicular air-conditioner with a pollen mode setting intake to an inside air mode, vents to a face mode, and a blower air flow to a limit maximum air flow M 1 between a minimum air flow Lo and a...
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7455721 |
Device and method for humidifying a gas flow
An apparatus for humidifying a gas stream includes a humidifier device having at least one membrane permeable to water vapor. The gas stream and a humid gas stream flow through a humidifier device,...
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7445665 |
Method for detecting the cleanliness of a filter
A method for detecting the cleanliness of a filter. The filter is disposed on an air inlet or an air outlet of a fan. The method includes the following steps. At first, outputting a rotation...
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7442230 |
Method and apparatus for generating an inert gas on a vehicle
An inert gas generating system for generating inert gas on a vehicle having a fuel tank and a fuel tank vent. The system includes an inlet for receiving a flow of gas having a nitrogen component...
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7442291 |
Filter integration for a lubrication analysis system
A system and method relating to in situ monitoring, analysis, and control of a lubricating material within a lubrication filter assembly is provided. A filter-sensor integration comprises a...
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7431753 |
Oxygen enrichment apparatus
An oxygen enrichment apparatus includes a main body including an oxygen enriching unit and a pump unit for supplying oxygen-enriched air obtained by the oxygen enriching unit to a predetermined...
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7419532 |
Deposition system and method
According to an exemplary embodiment of the present disclosure, a method of loading a filtering device includes measuring a metric indicative of an initial loading of the filtering device and...
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7419533 |
Separable air purifying apparatus
A separable air purifying apparatus is provided, in which a number of purifiers whose purifying capabilities for particular pollutants are reinforced by each purifier are disposed in a space...
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7416574 |
Filter apparatus, exposure apparatus, and device-producing method
A filter apparatus for improving gas temperature stability while maintaining a high impurity removal capacity. The filter apparatus includes a filter for removing impurities from a gas and a...
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7412889 |
System and method for monitoring a filter
A monitoring assembly for a filter includes an acoustic apparatus. The acoustic apparatus includes a first receiver, a second receiver, a resonator, and a transmitter. The transmitter is configured...
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7396390 |
Oxygen enrichment apparatus
An oxygen enrichment apparatus includes an oxygen enriching unit for generating oxygen-enriched air and a discharge unit for discharging the oxygen-enriched air transferred from the suction unit....
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7396383 |
Membrane-based reservoir dryer
A device and method for preventing ingression of contaminants and moisture and for removing moisture from a fluid reservoir, the device comprising a fluid reservoir for supporting a fluid therein,...
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7393380 |
Method of guaranteeing at least one characteristic of a fluid used for producing food products
A method for guaranteeing at least one characteristic of a fluid used for producing food products. This method utilizes a system for piping and delivering the fluid, combined with means for...
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7393390 |
Hollow fiber membrane air drier
Air is introduced from an intake chamber into a plurality of hollow fiber membranes in a casing. The casing is connected to a vacuum pump via a three-way valve and water vapor in air is evacuated...
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7390339 |
Vortex separator in particle detection systems
A particle separation apparatus is disclosed. The particle separation apparatus may be for sample air stream preparation and delivery in particle detection systems. The particle separation...
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7374600 |
System and method for excluding false back pressure faults after installation of a particulate trap filter
A method and system for preventing or minimizing false back pressure faults caused by a new particulate filter in an engine exhaust system. When a new particulate filter is placed in an engine...
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7354473 |
NBC-building protection system and method
A combined building air-conditioning unit and NBC protection system, containing an enclosed space housing a building air-conditioning unit and further including a plurality of chambers, a first...
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7351273 |
Apparatus and method for separating dust constituents out of an explosive dust-air mixture
A method and an apparatus ( 10 ) for separating dust constituents out of an explosive dust-air mixture which is passed through a filter housing ( 26 ) with filter elements having filter surfaces...
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7334490 |
Method and apparatus for v-bank filter bed scanning
Embodiments of the invention generally related to a method and apparatus foe scanning a v-bank filter. In one embodiment, an apparatus for scanning a v-bank filter includes a hollow body having...
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7329292 |
Process byproduct trap and system including same
A trap device including at least one substance delivery element for introducing a substance therein is disclosed. The delivered substance may influence the nature of deposits that have formed...
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7323036 |
Maximizing regulatory credits in controlling air pollution
A controller directs the operation of an air pollution control (APC) system having one or more controllable operating parameters and a defined operating limit representing a regulatory limit on an...
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7303613 |
Filter sensor and indicator for vacuum cleaners
A pressure actuated electrical switch and indicator to indicate to a user that a filter vacuum cleaner requires cleaning or replacing. In a first embodiment, the pressure actuated electrical switch...
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7297172 |
Cyclone dust collecting apparatus of vacuum cleaner
A cyclone dust collector of a vacuum cleaner includes a lower cyclone body for initially separating dust entrained in air drawn in through an air suction port, an upper cyclone body for separating...
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7296399 |
Method to generate inert gas from exhaust gas on-site
Methods for extracting and compressing an inert gas from an exhaust gas of an engine relate to providing an inert gas processing system including a multi-stage gas compressor to receive the exhaust...
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7276104 |
Installation for producing products using a fluid
An apparatus and method for producing products using a fluid, which enables one to control the quality of the fluid from the point of production to the point of use, monitored on a microbiological,...
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7273560 |
Apparatus for condensing and recycling stripper
An apparatus for recycling the stripper solutions with higher recycling rate is disclosed. The apparatus includes a stripper condenser; a first buffer tank; a second buffer tank connecting to said...
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7264642 |
Exhaust gas cleaning apparatus
In an exhaust gas cleaning apparatus ( 30 ) in which a before and after differential pressure (ΔP) of a filter ( 32 ) used to trap particulates is detected for regeneration of the filter ( 32 ), a...
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7261762 |
Technique for detecting and predicting air filter condition
A method and system for detecting and predicting air filter condition for an air handling system operates by determining a system resistance to air flow. The system resistance is utilized to...
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7244294 |
Air filter monitoring system
A real-time monitoring system that monitors various aspects of the operation of a refrigerant-cycle system is described. In one embodiment, the system includes a processor that measures power...
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7201787 |
Air cleaner and method of controlling operation thereof
An air cleaner and method of controlling an operation of the same is disclosed. The air cleaner includes a cabinet having an inlet and an outlet; a filter assembly removing dust and smell particles...
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7189272 |
Movable spray painting stand
A movable spray-painting stand includes a worktable provided with four casters and having a wind-exhausting device and a filtering device assembled thereon. The wind-exhausting device has an air...
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7153347 |
Device and method for controlling air cleaning operation of air conditioner
The present invention provides device and method for controlling air cleaning operation, in which an air conditioner with an air cleaner is made to clean air effectively proper to different...
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