Matches 251 - 300 out of 329 < 1 2 3 4 5 6 7 >


Match Document Document Title
4499614 Organic waste bioconverter and method  
The bioconverter includes a collecting vessel having a plurality of stirring shafts rotatably mounted therein, each of which is driven by a separate electric motor. Adjacent shafts operate in...
4481109 Solar heat treating of well fluids  
Methods and apparatus for treatment of crude oil and well fluids and equipment used in conducting the well fluids. Solar heating means are provided to heat the well fluids to improve the treatment...
4470904 Mechanism for separating materials of varying consistency  
For separating material mixtures, in particular of thermoplastic plastics mixed with solids, the plasticized material to be separated is fed into the interior (23) of a hollow cylindrical filter...
4464256 Liquid settling and recycling machine  
A liquid settling and recycling machine particularly conceived for use to wash or clean greasy or oily parts in a garage or mechanical shop; this machine being characterized by an improved...
4437986 Separating device and cartridge therefor  
Separating device for separating the liquid components of a liquid mixture comprising an annular coalescing medium (84) for causing the liquid component to be removed from the mixture to coalesce...
4388196 Filter with heat controlled fluid flow bypass  
A filter comprising a housing in which are disposed a filtering element and a bypass channel establishing direct communication between the inlet and the outlet of the filter. The outlet of the...
4350586 Apparatus useful with a chromatography column  
An apparatus for controlling the temperature of a chromatography column includes a pair of base members which include means for receiving and substantially uniformly contacting the periphery of a...
4349434 Filtration system for spas, hot tubs, swimming pools and the like  
The invention provides a filtration system suited to be coupled in a water transfer circuit with a tub, pool, spa, or the like, and includes a housing or casing within which is provided a filter...
4321136 Fuel filtering device for engine  
A fuel filtering device, having a filtering element for filtering engine fuel, wherein a temperature sensing device is provided for sensing fuel temperature adjacent to the filtering element, and...
4317722 Waste solvent recovery apparatus  
A waste solvent recovery apparatus to recover tetrahydratfuran (THF) from waste sludge. THF sludge enters the apparatus container through a sludge jet generally pointing in a downward direction....
4306966 Heat controlled filter by-pass  
A heat responsive by-pass flow circuit for a fluid flow system passive element, such as the filter element normally connected in series from an inlet to an outlet. The filter element is provided...
4303524 Rotary vacuum precoat filter  
An improved rotary vacuum precoat filter apparatus comprises a nozzle positioned for spraying a displacing liquid on the outer surface of the filter cake. Connected to the nozzle is a supply...
4272383 Method and apparatus for effecting subsurface, controlled, accelerated chemical reactions  
A method and apparatus is disclosed for effecting accelerated chemical reactions between reactants at elevated temperatures and pressures including the wet oxidation of materials in waste streams....
4267040 Hemodialysis apparatus  
The ultra-filtration in a hemodialysis operation is controlled by a control apparatus which is connected to a balancing device (1) and to a dosing device (9) to form a closed loop control circuit...
4261836 Method of and a device for a continuous conditioning of sludges  
The method of and a device for conditioning sludges, especially sewage sludges at an increased pressure and at an increased temperature wherein the raw sludge is fed by means of high-pressure...
4246110 Compensating device for filter contaminant indicating system  
A temperature compensating device is disclosed for use in a filter contaminant warning system in a tractor or similar machine. The temperature compensating device is hydraulically connected...
4234426 Wet combustion system incorporating autoregulation  
A wet air combustion system including a reactor, a steam boiler, a pressure control valve (PCV) to regulate the heat exchange of the boiler steam with the reactor effluent, and a sensor/responder...
4211656 Liquid treating system  
A liquid treating system having a tank with a multiplicity of cells, the bottom of each cell converging downwardly toward a drain, and means for backwashing one or more of the cells while the...
4191646 Apparatus for conducting fluids in a dialysis system  
Fluid conducting apparatus is disclosed for a dialysis system having a dialyzer, a source of dialysis fluid for the dialyzer, a heating chamber for heating dialysis fluid before introduction into...
4187175 Treatment facility with backwash control system  
A treatment facility has a granular media bed for use in acting upon (e.g. filtering) liquid mixtures, such as industrial and municipal water and wastewater, and employs a backwash operation...
4181611 Filter thermal bypass valve  
A filter thermal bypass valve has an opening defining a seat, a thermal actuator including a plunger capable of being forced toward the seat in response to increases in temperature, a spring...
4146474 Method and apparatus for controlling dampening water for use in printing machines  
A method and apparatus for controlling dampening water utilized to form a thin film on the printing roll of the type, wherein the dampening water is circulated through the printing machine and a...
4138333 Waste material digesters  
The specification discloses an improved form of waste digester in which agitator screws are separately adjustable for speed and for angular position forward and to one side. Speed control and...
4113617 Grease separator  
A grease separating system includes four successive chambers. The heated, emulsified grease is passed through a solids retention box into an inlet chamber where cool water is sprayed onto the...
4062770 Method of and apparatus for digesting organic waste and/or sewage sludge  
Organic waste and/or sewage sludge is digested by passing it downwardly through a closed vessel while air is passed upwardly through it. The air is finely divided or distributed into the vessel so...
4033870 Dual oil filter automatic switching system  
A dual oil filter automatic switching system incorporating two oil filters and a switching oil valve and an oil pump, all connected together. The system also includes electric means incorporating...
4013558 System for purifying liquids  
An improved method for treating liquids by disinfection and clarification which includes a means to mix and maintain consistency of the flow in a generally uniform composition prior to and during...
4012322 Macerator-sterilizer sewage treatment system  
The macerator-sterilizer sewage treatment system, that is useful in an overall toilet system to collect, treat and discharge toilet wastes, comprises: macerator/transfer pump means to receive...
3974075 Toilet system  
The toilet system includes an evaporator tank having an inlet and an outlet that is at the top portion of the tank, a first electrical heater mounted on the tank, macerator/transfer pump means...
3957643 Centrifugal moisture extractor  
An extractor unit of relatively small size includes a motor-basket assembly consisting of an electric motor with suitable protective housing and a projecting drive shaft, and an open ended,...
3951803 Marine sewage disposal device  
A marine sewage disposal device connectable to a toilet and flushed by water, in which the sewage is macerated to small particle size, subjected to heat and electric current to destroy coliform...
3933639 Apparatus for preparing beverages  
A machine for preparing and dispensing artificial mineral water is disclosed, of the kind in which water is previously demineralized by fractional crystallization of ice, the improvement...
3933636 Apparatus and method for disposing of solid human excrement in an engine-driven conveyance  
A waste disposal system and method which incinerates solid human excrement evacuated into a toilet bowl employing a reusable chemical flushing liquid. The liquid discharges into an individual...
3923655 Level detection system  
A method and apparatus are provided for determining the sludge level in a secondary sedimentation tank of a sewage treatment system. The temperature differential between the sludge layer and the...
3907682 Purification of industrial waste water  
This invention relates to apparatus for purifying industrial waste water so that the various phases of different density in such waste water can be separated. The apparatus may comprise a tank to...
3873445 Apparatus for reducing toilet effluents to useable liquids  
A toilet effluent-waste water system contained within a housing to form a self-contained portable unit, the system producing utility water from human waste by sequential treatment of said waste...
3864258 APPARATUS FOR TREATING SEWAGE  
Apparatus for disposal of human waste received from toilets and other like disposable waste products with particular utility in passenger carrying vehicles such as waterborne vessels. The method...
3788472 WASTE WATER PROCESS TANK CONTROL FACILITY  
A control facility for a waste water process tank having a normal operating mode wherein the system shuts down and indicates "fault" on malfunction and provides a stepped, sequential trouble...
3785492 METHOD AND APPARATUS FOR THE PREPARATION OF BEVERAGES  
An automatic machine, also for household use, which is adapted to the automatic preparation of imitation mineral waters. The machine essentially comprises a desalting device, a mineralizing unit...
3764010 APPARATUS AND METHOD FOR CLEANING WASTE DISPOSAL SYSTEMS  
A waste disposal system of the type including vaporizing means and feed means for feeding liquid and organic waste material to the vaporizing means is provided with means for stopping operation of...
3715304 METHOD OF CONTROLLING THE TEMPERATURE IN A SEWAGE TREATMENT SYSTEM,AND APPARATUS THEREFOR  
3706662 NON-POLLUTING WASTE REDUCER AND METHOD  
An apparatus and method for heating and decomposing organic and inorganic household, industrial and commercial wastes to quickly and economically decrease their volume without thereby polluting...
3687290 PNEUMATIC CONTROL SYSTEM AND TEMPERATURE RESPONSIVE VALVE CONSTRUCTION THEREFOR OR THE LIKE  
A temperature responsive valve construction having a housing means provided with an inlet and an outlet formed therein and being separated by a valve seat, a bimetal snap disc being carried by the...
3673082 APPARATUS AND METHOD FOR AERATING WASTE MATERIAL  
Liquid and organic waste material in a waste tank is aerated by periodically operating an air pump at spaced intervals of time.
3638795 POWER HOOD  
A covering hood for an aquarium tank incorporates water and air pumps, a filter, heater means, ultraviolet irradiation means, lights and an organic-material-removal device into a two-section...
3629994 CONDENSING UNIT AND METHOD OF USE  
The condensing unit efficiently and effectively treats meat packing plant waste to obviate production of objectionably odorous gases, liquids, and solids which could otherwise pollute surrounding...
3616913 APPARATUS AND METHOD FOR WASTE DISPOSAL  
An improved waste disposal apparatus and method in which a boiler unit is positioned between the block of an engine and the exhaust manifold, with passages in the boiler unit through which the hot...
3615010 WASTE DISPOSAL SYSTEM  
3607737 METHOD AND APPARATUS FOR THE AEROBIC PURIFICATION OF SEWAGE WATER AT A TEMPERATURE HIGHER THAN THE AMBIENT TEMPERATURE  
An aerobic method for purification of sewage water taking place at a sludge temperature above the ambient temperature, according to which method sludge is at first sedimented and then passed to a...
3586169 OIL-FILTERING UNIT  
A compact filtering unit is provided which includes a reservoir tank divided into three compartments by a first and second spaced baffle plates. The first compartment includes a strainer basket...

Matches 251 - 300 out of 329 < 1 2 3 4 5 6 7 >