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4983189 |
Methods and apparatus for moving and separating materials exhibiting different physical properties
Methods and apparatus for controlling the movement of materials having different physical properties when one of the materials is a fluid. The invention does not rely on flocculation,...
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4975195 |
Apparatus and method for processing trap wastes and the like
A method and apparatus for processing trap waste and the like into its component solids and liquids treatable in a sewage treatment plant includes a cooker, a solids separation system, and a...
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4964984 |
Blood filter
A blood filter device for separating gas bubbles from a flow of blood includes a filter medium in a lower body portion of the device through which the blood must flow before being directed through...
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4946559 |
Removal of dissolved volatile impurities from liquid
A method and device for removing, from liquid such as water, dissolved volatile substances and gases when water is being distilled or evaporated. Feed water of a distilling apparatus or evaporator...
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4941973 |
Apparatus for removing iron oxides from water in feed water system of a power plant
Magnetic attracting means, especially a permanent magnet, is disposed in a high pressure feed water heater drain pipe line or air separator water tank of feed water and condensed water systems in a...
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4940546 |
Installation for aerobic biological purification of pollutant-containing water
The invention relates to an installation for aerobic biological purification of pollutant-containing water, which installation consists of an axial-flow submerged reactor and a sedimentation tank...
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4940995 |
Removal of dissolved gas from ink in an ink jet system
In the particular embodiment of a device for removing dissolved gas from ink described in the specification, an elongated ink path leading to an ink jet head is formed between two permeable...
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4940473 |
Cyclone solids separator and de-gasifier
A combination solids separator and de-gasifier for a recirculating hot water system comprises a generally cylindrical vertically oriented reservoir having a wall separating the reservoir into upper...
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4935151 |
Process and apparatus for degassing and filtering liquids
In a process for degassing and filtering liquids, particularly coating emulsions, a feed stream (F) is subdivided into a process stream (N), which is fed continuously to a process use through a...
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4919826 |
Process and apparatus for separating solids and liquids from an effluent stream
There is disclosed an improved liquid-solids-gas separator assembly permitting recovery of a major portion of the liquid stream for recirculation to a vacuum producing assembly wherein the...
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4919802 |
Blood filter
A blood filter having a bubble separating section includes a generally cylindrical chamber for allowing bubbles to separate from blood, an air discharging vent at an upper end of the chamber, and...
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4919257 |
Condensate skimming reflux column
In a gas dehydration system utilizing glycol a condensate skimming reflux column separates and skims natural gas condensate off glycol by a settling tank-type reservoir having a syphon-type glycol...
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4908048 |
Apparatus for degassing liquids by centrifugal force in a frustum shaped body
The invention relates to a process and to an apparatus for carrying out the process for degassing of liquids at reduced pressure using a centrifugal force to produce a thin layer of liquid using a...
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4904285 |
Deaerator for particulates
A deaerator for particulates capable of increasing the bulk density of the particles to reduce the volume of the particulates. In the deaerator, a perforated cylindrical section (1a) of a...
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4900433 |
Vertical oil separator
A vertical separator for separating crude oil into liquid and gas phases composed of an outer casing and two further sets of concentric tubing to enclose two annuli and a central passage, one...
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4895648 |
Filter cover for a purification insert in a water treatment device with a hollow tube
Described is a filter cover for a purification insert (4) in a water treatment device, wherein the filter cover (5) has filter slots (7) on a conical surface portion (6) and at least one vent...
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4892664 |
Decontamination of sites where organic compound contaminants endanger the water supply
A method and system for decontaminating water, e.g., groundwater or process effluent, which is contaminated by small concentrations, e.g., in the range of 0.01 to 100 ppm, of dissolved volatile...
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4891133 |
Chromatography apparatus
Liquid chromatography apparatus including a hollow cylinder and a fixed end closure in which the effective useful length of the cylinder is varied through the use of a piston member that slides...
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4883602 |
Decanting apparatus and method
A solids excluding subsurface fixed liquid decanter is used primarily to decant the settled liquid above the decanter. The decanter has no moving parts and will discharge this liquid at a constant...
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4880449 |
Compressor seal oil degassing tank vent gas recovery by method of level control
Apparatus for separating a gas from a liquid includes a degassing tank for receiving a mixture of the gas and liquid. The tank permits the gas to separate from the mixture and rise to the top of...
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4878924 |
Integrated separator for solid and gas contaminants in engine oil
An integrated and compact separator for removing both solid and gaseous contaminants from engine oil. Oil to be cleaned is introduced tangentially into a vortex flow chamber. Oil stripped of...
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4872998 |
Apparatus and process for forming uniform, pelletizable sludge product
An automated, non-polluting process and apparatus for mechanically dewatering and heat drying liquid sewage sludge of widely varying solids content to form a pelletizable, dried sludge of...
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4869236 |
Apparatus for collecting and storing grease discharged from roof mounted exhaust systems
This invention is an apparatus which collects and stores grease discharged from exhaust fan systems of commercial kitchens. There is a means for collecting the grease which is adjustable so that it...
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4865632 |
Integrated separator for solid and gaseous contaminants in a fluid
An integrated and compact separator for removing both solid and gaseous contaminants from fluid. Fluid to be cleaned is introduced tangentially into a vortex flow chamber before or after filtration...
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4865749 |
Method and apparatus for purifying air and water
The disclosed method and apparatus simultaneously purifies air and water contained in an indoor institution such as an indoor swimming pool facility. Air from the interior of the institution is...
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4865631 |
Vacuum sewage system
A waste tank for a vacuum sewage system comprises a top wall having a major portion and also having a generally cylindrical dome structure which projects upwardly from the major portion of the top...
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4857200 |
Dechlorination of aqueous alkali metal chloride solution
A process for dechlorinating a chlorine-containing aqueous solution of an alkali metal chloride which process comprises contacting the solution with a face of a porous membrane of a hydrophobic...
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4844807 |
Insitu hazardous waste treating apparatus and method of using same
The insitu method of detoxifying a hazardous waste impoundment to a desired degree at a first station thereon without contaminating the ambient atmosphere is carried out by an apparatus (U) that...
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4844795 |
Method and apparatus for decontaminating the aquifer of hydrocarbons
A system for decontaminating the aquifer of hydrocarbon spills utilizes one or more wells each fitted with a perforated screen into which a skimmer formed as a receptacle is suspended by a cable...
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4836918 |
Apparatus for gas-producing treatment of organic material
Apparatus for gas-producing treatment, particularly fermentation and digestion, of organic material contained in a suspension comprises a horizontal, rotatably mounted treatment drum having an...
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4834874 |
Removal of liquid from a liquid-solids mixture
An apparatus and method are provided wherein liquid is removed from a liquid-solids mixture by employing both filtration and low pressures to achieve vaporization of liquid. The mixture is...
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4834872 |
Aeration/flotation reactor
An aeration/flotation reactor, of particular usefulness in the treatment of biomass-containing liquids, comprises a foam tube which terminates at the top in a collecting vessel and overlaps, or is...
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4834783 |
Rotary separator
A separator having a plurality of vertically stacked cylindrical separation stages, with provision for removal of the gas from the liquids and solids at an intake separator stage and removal of the...
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4834779 |
Process for membrane seperation of gas mixtures
A method for the substantial separation of at least one gas component from a gas mixture to generate a residue gas substantially depleted of the gas components to be separated. A semipermeable...
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4832839 |
Hemopurification apparatus
A hemopurification apparatus includes a porous membrane permeable to gas but impermeable to liquid and dividing a container into two mutually-isolated compartments. The apparatus is adapted to...
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4828587 |
Device for separating gas bubbles from fluids
A device for separating gas bubbles from infusion fluids or human-body fluids by means of fluid-repellent, gas-permeable, microporous degassing elements with a casing, which has an inlet opening...
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4828693 |
Water pressure regulator for hemodialysis apparatus
A pressure regulating system for a hemodialysis machine utilizes a deaeration pump and a regulator in a deaeration loop for minimizing pressure and flow transients in a heated water supply. The...
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4818377 |
Defrothing method and apparatus
A defrothing apparatus whose inlet opening of the foamed liquid contained in a foam duct of a primary flotation apparatus is provided in the bottom of the foam duct. Starting from the lower area of...
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4816167 |
Portable system for dewatering contents of sanitary sewer traps
A vehicle for collecting and dewatering the contents of sanitary sewer traps. The vehicle includes a frame and an elongated tank mounted on the frame with the tank having a rearward end and a...
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4802897 |
Recovery of gases from non-viscous solvents
A process and apparatus for separating a volatile gas from a liquid in which it is dissolved. The liquid flows through a conduit having obstructions to cause separation by centripetal forces...
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4793440 |
Liquid lubricant sump level management system
A liquid lubricant sump level management system which includes a scavenge pump circuit communicating with the lubricant sump. A centrifugal deaerator is provided in the circuit. A liquid reservoir...
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4780198 |
Hybrid high rate anaerobic treatment apparatus
An anaerobic reactor for treatment of waste water comprises a primary reactor or zone of the suspended growth type and a secondary reactor or zone of the fixed filter bed type disposed directly...
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4775468 |
System for mineral slurry flocculation and vacuum filtration
A complete filter system mounted on a support platform that can be supported on a flat bed truck and transported over a highway including a vacuum receiver having a plurality of flat wall portions...
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4770769 |
Hemodialysis apparatus with degassing means for the dialysis solution
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...
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4767536 |
Gas extraction outlet for wastewater settling tank
An outlet for extracting noxious gases generated in a settling tank containing a pool of wastewater, the outlet including an effluent trough supported at a raised position in the pool against the...
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4765807 |
Method and apparatus for the oxygen enrichment of water
A system for the treatment of liquids, especially oxygen enrichment of water which is used for aquaculture purposes such as the breeding of fish, avoids gas bubbles in a water reservoir and makes...
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4764272 |
Apparatus for recovery of hydrocarbons from hydrocarbon/water mixtures
A unitized system for the restoration of hydrocarbon-contaminated ground water and other water sources. The system employs two interconnected tanks having substantially the same elevation and...
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4762176 |
Air-water separator
An air-water separator used in a water well upstream of the intake on a submersible pump comprising a collar member positioned between the well casing and the water pipe including a plurality of...
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4758337 |
Filter for filtering human blood, especially in an extracorporeal circulatory system
In a filter for filtering human blood, especially in an extracorporeal circulatory system, with a blood inlet, a blood outlet and a vertically directed, hollow, cylindrical filter element located...
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4758339 |
Equipment for the anaerobic purification of waste water
To avoid considerable vertical and horizontal flows in the settler formed by gas collection hoods, of the upflow anaerobic sludge blanket (U.A.S.B.) reactor, each gas collection hood (3) debouches...
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