Matches 251 - 300 out of 421 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
3911068 Pool chlorination diffuser  
A chlorine diffuser for direct chlorination of swimming pool water with gaseous chlorine which includes a manifold and a plurality of porous plastic diffuser elements connected to the manifold. The...
3903216 Inhalation therapy apparatus  
A disposable sealed container as it is formed is aseptically filled with water for inhalation therapy. A first duct fashioned integrally with the container has an integral breachable seal to...
3888998 Beverage carbonation  
Beverage carbonation methods, compositions and devices employing carbon dioxide-containing molecular sieves. Upon contact with aqueous solutions carbon dioxide is released from such molecular...
3885930 Apparatus for removing air-in-excess-of-saturation from water samples to be measured  
A method and apparatus is disclosed for removing air-in-excess-of-saturation from water samples to be measured qualitatively. Pressurized air is bubbled throughout the water sample, thereby...
3884653 System for purification of gases  
An apparatus and system for the purification of residual gases, such as flue and exhaust gases which may contain soot, is provided wherein the gases to be purified are sucked into a chamber,...
3884643 Device for performing highly exothermic reactions  
Reaction between a liquid reagent and a gaseous reagent wherein at least one of the products is a liquid is carried out by first mixing the liquid reagent with liquid product, so that the reaction...
3870782 AMMONIUM NITRATE NEUTRALIZER  
Highly dilute nitric acid is neutralized with ammonia by feeding the acid into an aqueous first reaction zone, feeding ammonia into proximity to an aqueous second reaction zone, which is contiguous...
3865910 Apparatus and method for causing contact between gas and liquid  
This invention relates to an apparatus for causing contact between gas and liquid by atomizing an abundant quantity of gas into fine bubbles. This invention comprises a revolving body mounting a...
3852385 GAS HUMIDIFICATION APPARATUS  
Apparatus for administering humidified gas (e.g., oxygen) to a patient includes a one-piece plastic connector having a tubular portion for connection to an oxygen supply, a tubular spike portion,...
3848623 AIR TRAP  
An air trap for removing accumulated water from a system for producing air bubbles in which the elongated conductor which has air supplied thereto from the compressor and which has openings through...
3840216 VACUUM AERATION OF LIQUID WASTE EFFLUENT  
The transfer of dissolved oxygen to liquid waste effluent is enhanced by drawing the liquid waste in a closed flow course from a source thereof through a chamber subjected to low vacuum by means of...
3809240 METHOD OF INJECTING FLUIDS INTO A FLOTATION TANK  
Method of injecting fluids into a flotation tank in which the flotation process is carried out by expanding, within the liquid mass to be treated, which contains particles in suspension, another...
3799076 SMOGLESS COMBUSTION APPARATUS  
An improved smogless incinerator for combustible waste materials includes a plurality of chambers through which the combustion products are drawn for successive filtering. The combustion products...
3799350 FLOTATION APPARATUS  
A flotation apparatus comprises essentially a parallelepipedic tank disposed horizontally and provided along its major axis with open-top, potlike injectors for the liquid to be treated with...
3788040 FUEL TANK INERTING SYSTEM  
A method of maintaining the ullage of a previously inerted aircraft fuel tank in the inert condition under which combustion cannot take place within the tank during the after filling of the tank...
3785126 POLLUTION CONTROL APPARATUS FOR SMOKE EMITTER  
An apparatus for controlling the pollution in a smoke emitter. The apparatus is connected to the emitter by ducts which route the smoke past a smoke detector and through a water spray eventually...
3785780 REACTION VESSEL  
The reaction vessel accommodates a corrosive liquid bath such as molten carbonate and a reactant such as petroleum coke and air. The vessel includes an oxidation chamber and a reduction chamber...
3782701 DESTRATIFICATION SYSTEM AND AIR DIFFUSER UNIT FOR USER THEREIN  
The system employs a plurality of submerged diffuser units spaced along a supply air feed line and an air-water discharge valve device disposed at the downstream end of the feed line to permit...
3779913 WATER TREATMENT  
To oxidate materials in water, a chamber is filled with air. Thereafter, raw water is pumped in, thus, compressing the air. Then the air from the top of the vessel is pumped to an air diffusion...
3778233 APPARATUS FOR LIQUID COMPOSTING  
The apparatus generally comprises an elongated hollow shaft having a propeller secured to its lower end and driven at its upper end by a motor mounted on a swingable frame. Air may enter the upper...
3766914 HIGH PRESSURE RESUSCITATING AND VENTILATING SYSTEM INCORPORATING HUMIDIFYING MEANS FOR THE BREATHING MIXTURE  
A resuscitating and ventilating system is provided wherein a relatively high pressure breathing gas mixture is utilized. The flow of the breathing mixture is cyclically controlled by inflating and...
3760947 APPARATUS PARTICULARLY USEFUL FOR CHLORINATING A RESERVOIR  
A long thin flexible teflon tube extending in a drain line of a reservoir from the point where the line opens into the bottom of the reservoir to a point outside the reservoir where the tube...
3756413 METHOD AND APPARATUS FOR MAKING POTABLE WATER  
Impure water is made suitable for drinking in an apparatus comprising a pressurizable holding tank attached to a purification cartridge containing an impurities adsorbent and a fine filter. A...
3742988 APPARATUS AND METHOD FOR DISSOLVING SOLUBLE GAS IN A LIQUID  
A container having a sealable access opening, an inlet conduit and an outlet conduit with a valve therein and a plunger threadedly engaged through the housing for breaking a glass ampule containing...
3740041 REAGENT MIXING APPARATUS  
A mixing device adapted to bubble air through a sample solution in a reaction tube without disturbing the tube and without carrying any contaminating portion of the sample solution into the next...
3738620 AQUARIUM AERATOR  
An aerator for an aquarium which includes a venturi tube in the recirculating system at the water return side, air and water reservoirs located adjacent the venturi tube, a small passage carrying...
3735568 AUTOMATIC LIQUID BUBBLER  
An automatic liquid bubbler for providing measured quantities of a gas with a known moisture content. A gas in metered quantities is applied to the bottom of a sphere partially filled with a...
3732075 AIR POLLUTION CONTROL DEVICE  
An air pollution control apparatus for removing pollutants from exhaust gases prior to discharge into the atmosphere which includes both mechanical and chemical filtering of the gases. The gases...
3709363 EXTENDED AERATION, ACTIVATED SLUDGE PLANT  
Sewage plant apparatus and an improved, activated sludge process. The sewage plant generally comprises an aerator into which sewage is fed and is vigorously circulated and aerated by compressed air...
3704008 VACUUM PRODUCING MEANS AND METHOD  
A vacuum producing method and means to be submerged and secured below the surface of a body of flowing water and comprising a casing with converging axial passage means forming a waterway, and an...
3695005 PURIFICATION DEVICE FOR EXHAUST GAS  
The purification device for use of exhaust gas to be embodied by the present invention consists of a vertically longer purification tank, and at bottom of the tank there is arranged and equipped...
3691730 FUEL TANK INERTING SYSTEM  
A fuel tank inerting system in which the tank ullage contains a non-combustible gaseous mixture of fuel vapor, oxygen and an inert gas, such mixture from the ullage being circulated through...
3672647 QUICK RELEASE MECHANISM FOR SEWAGE LAGOON AERATION GUNS  
An anchoring device is provided for an aeration gun which has two trunnions on it so that two men in a boat can release or replace a gun from the surface of the liquid of an aerated sewage lagoon....
3661366 FLUID CLEANING AND COOLING APPARATUS AND METHOD  
Apparatus and method for cleaning and cooling a fluid, such as ambient air, wherein a tank adapted to contain a coolant, such as water or the like, is provided with an air inlet conduit and an air...
3655172 SATURATED FLUID MIXTURES GENERATOR  
A generator for generating a saturated fluid mixture under close temperature and pressure control including a chamber, means for introducing liquid water into the chamber and means for introducing...
3650151 FLUID FLOW MEASURING SYSTEM  
A control system for the vaporization of a liquid by a carrier gas in which the carrier gas passes through a first set of resistance elements in a terminal conductivity cell, then through a mass...
3646960 INJECTION AND DOSING ARRANGEMENTS  
An arrangement for injecting a defined volume of a first fluid into a second streaming fluid is provided. The injection is carried out by separating two normally sealed tube sections through which...
3640516 AERATING DEVICE  
An aerating device having a sleevelike member for attaching the device to the discharge end of a filter tube supplying a liquid to an aquarium tank. The liquid flows through a conical conduit...
3628775 SEWAGE-TREATING SYSTEM  
A sewage digestion system includes a liquid-submerged vertical stack with top discharge and bottom inlet openings and an upper selection of larger cross section than the lower section and provided...
3626500 AERATION SYSTEM AND METHOD OF FABRICATION  
An aeration system wherein a plastic pipe is provided with porous ceramic inserts to release a controlled volume of gas from the pipe. The pipe also has a series of porous ceramic dewatering discs...
3618905 MACHINE FOR THE PRODUCTION OF AERATED BEVERAGES  
A machine for the instantaneous automatic preparation of carbonated beverages is disclosed in which the sensing member responsive to the variations of level in the tank containing the...
3608834 GAS DIFFUSER  
An air diffuser for use in a sewage treatment tank in combination with an air supply conduit. The air diffuser comprises a body member with an opening therein extending therethrough from an inlet...
3592450 FLUID CIRCULATOR  
A liquid-circulating device includes a vertical stack submerged in liquid and provided with a large bubble generator adjacent its bottom opening. The bubble generator comprises an open bottomed gas...
3590902 PRODUCTION OF FOUNDRY CORES AND MOLDS  
A foundry core is prepared by coating said with a mixture of a novolac resin and a polyisocyanate the coated sand being introduced into a core box, mold or pattern and a volatile amine, such as...
3583685 METHOD AND APPARATUS FOR CONTROLLING QUANTITY OF A VAPOR IN A GAS  
The quantity of a liquid vapor in a gas is controlled by mixing a first stream of gas saturated with the liquid vapor and a second stream of dry gas. The flow rate of each of the streams of gas...
3581473 SAMPLING APPARATUS  
An apparatus for preparing a gaseous sample stream for analysis by means passing said sample through a first scrubbing column, a second scrubbing column containing scrubbing liquid flowing in an...
3572550 METHOD OF AND APPARATUS FOR CARBONATING, HAVING INTERSECTING STREAMS OF GAS AND LIQUID  
A two-stage carbonator for carbonating fluids in a single chamber having a venting system by which the chamber is at least partially vented of pressure to allow entry of fluid from a low-pressure...
3563418 DETERGENT FOAM GENERATOR  
A detergent foam generator attachable to a floor cleaning appliance having at least one rotary brush and comprising a liquid reservoir casing, which may be made of plastics material, formed with a...
3552726 MOTORLESS CARBONATOR AND METHOD OF OPERATION  
A motorless carbonator with a mixing chamber having associated therewith a water supply system, a gas supply system, a vent system, a liquid level sensing device, and a dispensing device. The...
3550917 GAS SPARGING MECHANISM  
Matches 251 - 300 out of 421 < 1 2 3 4 5 6 7 8 9 >