Matches 151 - 200 out of 209 < 1 2 3 4 5 >


Match Document Document Title
5593481 Activated carbon air purifier  
The air purifier is used in a forced air heating and cooling system. It includes a cabinet assembly having therein a removable adsorber media carrier assembly. The carrier assembly includes a...
5593475 Mixed bed adsorber  
A process and system for removing contaminants from air comprises flowing a compressed air stream comprising water and carbon dioxide to a first adsorbent zone for contacting with a first...
5565178 Method and apparatus for removing fumigation gases from fumigated structures  
An apparatus for removing fumigation gasses from fumigated structures is provided. Air is directed from a structure through an adsorption unit and then recirculated back into the structure. A fan...
5547491 Procedure for the selective recovery of solvents from solvent gas mixtures and device for the realization of the procedure  
A process and apparatus for the selective recovery of solvents from solvent gas mixtures according to which the solvent gas mixture undergoes a sorption process, individual solvent gas fractions...
5531809 Pretreatment layer for CO-VSA  
The present invention is an apparatus and method for preferentially adsorbing carbon monoxide from a gas stream containing carbon monoxide in the presence of water and potentially ammonia while...
5529610 Multiple zeolite adsorbent layers in oxygen separation  
The present invention is an apparatus and process for separating oxygen from air by adsorption of at least nitrogen on multiple layers of air separation adsorbent in an adsorption bed wherein the...
5520721 Adsorption process and unit for the production of a gas by separation of a gaseous mixture  
In a pressure-swing adsorption-type gas separation unit, a distinct intermediate gas passageway is formed between a first water retaining bed (A) and a second separating adsorbent bed (B), a...
5501723 Activated carbon filter for venting a fuel tank  
An activated carbon filter is provided for venting a fuel tank. The activated carbon filter consists of a housing which accommodates activated carbon packets. Via lines, the housing is connected,...
5451248 Storage and transportation of goods under controlled atmospheres  
A system for controlling the atmosphere of a container for use in the storage and/or transportation of perishable goods which includes adsorption apparatus for the selective adsorption in whole or...
5451249 Landfill gas treatment system  
The gas stream which emanates from landfills is treated to produce a purified gas which is essentially a hydrocarbon such as methane which can be used as the fuel source in a fuel cell power...
5447558 Purification method and apparatus  
Air is purified by being passed in sequence through a first, lower, bed of activated alumina particles which adsorb water vapor preferentially therefrom, and a second, upper, bed of zeolite 13X...
5417921 Method for removing fumigation gases from fumigated structures  
A method for removing fumigation gasses from fumigated structures is provided. Air is directed from a structure through an adsorption unit and then recirculated back into the structure. A fan...
5409526 Apparatus for supplying high purity fluid  
An apparatus for supplying high purity gas comprises a cylinder having a valve with two internal ports. One internal port is used to fill the cylinder while the other is fitted with a unit which...
5379681 Passive filter including a self-regenerating composition of materials for sorbation of gaseous substances  
A passive filter for taking up gaseous substances, preferably gaseous smelling substances, from a space, including a porous sorbating, self regenerating material composition, including two...
5370721 Ceiling fan filter  
A ceiling fan filter for filtering the air in a room having a ceiling fan is made from at least one layer of resilient polymeric fiber filter material. Each layer has a length, a width, an upper...
5288306 Activated carbon honeycombs and applications thereof  
A gas containing malodorous/harmful components is treated with an iodine- and/or inorganic iodide-supporting activated carbon honeycomb 6 disposed in a gas passageway 5 extending from a gas inlet...
5288311 Device of supplying a concentrated CO2 gas in a carbonate spring bath system  
A carbonate spring bath system includes a supplying device of a CO2 gas, a dissolving device of the CO2 gas into a bath water, and a bathtub. The supplying device of the CO2 gas comprises a...
5268022 Gas separation method and apparatus  
A pressure swing adsorption plant for the separation of gas mixtures includes at least one pressure vessel containing an adsorbent bed that is able preferentially to adsorb at least one component...
5207808 Canister for adsorbing evaporated fuel  
A canister for adsorption of evaporated fuel in an automobile. The canister operates to decrease leakage of the evaporated fuel when the atmosphere temperature rises or the canister is left as it...
4985210 Exhaust gas purifying apparatus for automobile  
An exhaust gas purifying apparatus employing a 3-way catalyst has either a Y-type zeolite or a mordenite as an adsorbent for adsorbing a harmful component in exhaust gas which is disposed at the...
4977634 Pillow with poisonous gas removing cover  
A lifesaving pillow uses a flexible and air-permeable antigas sheet member including a poisonous gas removing layer containing an antigas agent for removing poisonous gas and, if necessary, a...
4963166 Vapor purification apparatus  
Apparatus for removing contaminants from vapor utilizing a vertical flow passage through an adsorption bed vertically arranged in an upright housing. The adsorption bed may comprise several layers...
4880443 Molecular sieve oxygen concentrator with secondary oxygen purifier  
The apparatus comprises four cylindrical absorbent beds of small particle size (16×40 mesh) molecular sieve, two with zeolite and two with carbon molecular sieve. The units are integrated with...
4839014 Cleaner assembly, humidifier, gas alarm and detoxification system  
A single assembly of an air processing structure member for air cleaning and humidifying, and an electrochemical reactor which activates a gas alarm for human safety upon detection of a...
4746338 Gas filter  
A gas filter comprises at least two separately dismountable self-contained filter sections each of which contains at least one gas purifying material effective to remove at least one contaminant...
4636225 Drying of gases with multi-layer adsorption beds  
For drying a gaseous stream in thermally regenerable cyclically connected adsorbers wherein the gaseous stream contains components polymerizable under regeneration conditions, the bed is...
4572178 Emergency mask  
The disclosed emergency mask has an air-purifying canister containing a combination of a smoke-filter, a desiccant, an adsorbent, and hopkalite catalyzer, so as to remove noxious gas generated...
4478619 Compressed air filtering apparatus  
Incoming air passes through one or more orifices in an expansion head forming small jets which impinge upon a downwardly facing cylindrical wall for moving water droplets and the like into a sump....
4446869 Water absorbing trap to protect an infrared exhaled carbon dioxide apnea monitor of a patient's respiration  
A water trap is connected to a cannula which has a substantially constant internal diameter and which communicates moisture laden patient exhalations therethrough to an analyzer. The trap includes...
4444575 Filter system  
A filter system particularly adapted to remove particulate aerosol and vapor contamination from air comprising, an outer shell having a contaminated air inlet cap connected to one end and a clean...
4388086 Interchangeable and disposable filter cartridge and method of removing moisture and oil from compressed breathable air  
A three-stage disposable filter cartridge for filtering a gaseous fluid, especially breathable compressed air, and consisting of a preferably cylindrical housing having at least an inlet and an...
4277259 Air-sampling cartridge  
An air-sampling cartridge is disclosed for collecting organic compounds such as N-nitrosamines from air for analysis. The cartridge is formed by joining two injection-molded plastic parts: a...
4244710 Air purification electrostatic charcoal filter and method  
An air purification filter is provided which has a housing; an inlet in the housing for air to be purified; a microporous filter medium, activated charcoal, which is placed in the housing so that...
4162289 Filter unit for avoiding environmental pollution in cemeteries  
The present invention relates to filtering units or cartridges useful for avoiding environmental pollution resulting from the decomposition of corpses in cemeteries. The units or cartridges...
4147523 Apparatus for continuously treating gas with activated carbon  
Apparatus for continuously treating a gas containing organic substances with activated carbon while regenerating the spent activated carbon with a regeneration gas, including an adsorption vessel...
4141703 Air-pollution filter and face mask  
A flexible polymeric mask, which covers the mouth and at least the lower part of the nose, has exhale-valve means and vertical supporting means for air-intake filter means. The filter means...
4059409 Apparatus for eliminating ammonia fumes emanating from diazo copiers  
Apparatus for the elimination of noxious ammonia fumes associated with diazo copiers includes a plenum chamber disposed about the output aperture of the machine developer chamber. Vacuum means are...
4026688 Exhaust vent filter  
A stack of filters mounted on a relief vent mounted in a retaining collar, the retaining collar mounted in a hood on a stack pipe attached to an exhaust vent in order to filter the exhaust gases...
3966442 Odor masking and filtering ashtray  
An odor masking ashtray is constituted by an ashtray provided with openings in its side for the insertion of cigars, cigarettes and pipes serving as a base supporting a housing in which is mounted...
3961919 Gas-vapor separating and gas purifying apparatus  
Apparatus for separating vapor from pressurized gas and for then purifying the gas comprises a cylindrical pressure tank having a lower opening closed by a removable base member and having...
3910831 Hydrogen generating system  
A hydrogen generator comprises a U-tube electrolysis unit, the hydrogen being produced in one side and oxygen in the other. The hydrogen is passed from the unit through filter chambers for...
3892549 Gas dilution apparatus  
Gas dilution apparatus for providing a source of a dilute gas containing a pollutant gas component for detection and/or analysis, in which a gas stream containing a pollutant gas is drawn into the...
3817232 METHOD AND APPARATUS FOR REDUCING TOXIC COMPOUNDS IN EXHAUST GASES FROM COMBUSTION TYPE POWER PLANT  
Herein disclosed are a method of and apparatus for reducing toxic compounds especially nitrogen oxides in exhaust gases from various power plants of the combustion type, such as the automotive...
3731678 SMOKE INHALATION PROTECTOR  
A respirator for removing or reducing the smoke and noxious fumes content of air comprises an outer casing having a tubular nozzle that extends through an opening formed in the top of the casing...
3724177 CARTRIDGE FOR FILTER FOR MOISTURE AND OIL VAPOR  
A cartridge for a filter system to absorb and separate water and oil vapors from gases comprising a cylindrical container connectable in a supply line for said gases and containing at least one...
3710553 CARBON DIOXIDE SCRUBBER AND BREATHING DIAPHRAGM ASSEMBLY FOR DIVING APPARATUS  
A compact carbon dioxide scrubber and breathing diaphragm assembly for a closed circuit breathing system in which exhaled air is channeled by a baffle system over a moisture absorbant material and...
3675398 EXHAUST FILTER ATTACHMENT  
An exhaust filter attachment adapted to be attached to the exhaust pipe and carried rigidly thereon of any motored vehicle. This attachment is designed to filter all products of combustion leaving...
3609945 SHUT-OFF FILTERING DEVICE TO BE USED IN VESSELS FOR STORING SUBSTANCES,MAINLY HIGH-PURITY AND DECOMPOSABLE SUBSTANCES  
3558279 ELECTROCHEMICAL SENSOR DEVICE  
3557534 FILTER SYSTEM FOR CONTROL OF OUTGAS CONTAMINATION IN VACUUM  

Matches 151 - 200 out of 209 < 1 2 3 4 5 >