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4072613 |
Ozone reactor for liquids
An ozone reactor having two elongated chambers mounted coaxially. The outer hamber having closures at each end and the inner chamber being smaller in cross section and being mounted in spaced...
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4059522 |
Apparatus for purifying water
Apparatus for purifying water comprising a fitting for installation in a water line to define a primary water flow path. A Venturi tube is mounted in the fitting and positioned in the primary water...
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4032448 |
Sealed sewage ejector assembly
Conventional sewage ejector systems include a standpipe into which effluent may drain and seep into the surrounding soil thus causing pollution problems. This device includes a sewage ejector...
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4024991 |
Imparter to provide silver to water supplies
An imparter to impart silver to a water system wherein air is drawn into a receiver container when water is withdrawn from the receiver container into a storage container. The water is withdrawn...
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4013560 |
Energy production of wet oxidation systems
A wet oxidation system comprising a reactor, means supplying liquor and air through preheaters to the reactor, means for cooling the oxidized products from the reactor to substantially less than...
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3974071 |
Water conditioning device
A water conditioning device for conditioning the cold water supply to a beverage vending machine. The device uses a spirally twisted strip of corrosion and lime scale inhibiting copper-nickel alloy...
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3956130 |
Filtering apparatus
An automatic filtering apparatus which provides an aliquot of filtrate of a particular quantity desired is provided. A solid-liquid mixture is introduced to a filter means under positive air...
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3939073 |
Apparatus for deodorizing liquids
Apparatus for admixing a deodorizing liquid with a bad smelling liquid, comprises a hollow body in the form of a Y lying on its side in a vertical plane, the lower leg of the Y discharging the...
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3936382 |
Fluid eductor
A fluid eductor for injecting a secondary fluid e.g. air, oxygen, ozone or other reactant fluids into a primary fluid, e.g. oxygen, waste water, depleted water, sewage fluids or other reactant...
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3926771 |
Apparatus for electrosanitizing waste water
A process for oxidizing and disinfecting waste water comprises providing an alkali metal chloride-containing waste water to a first container wherein it is agitated and macerated and electrolyzing...
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3925038 |
Water degassing device
A device for degassing water under excess pressure comprising a vessel with at least one nozzle spraying, in operation, water in the form of a screen projecting above the water level in the vessel,...
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3918469 |
Controlling concentration of additive in an evaporative system
Concentration of an additive in an evaporative system is monitored by measuring the conductivity ratio of the make up water and the blow down water, as one value, separately measuring the flow rate...
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3917531 |
Flow rate feedback control chromatograph
Apparatus for accurately pumping a chromatograph liquid stream, including a pump, the output of which is taken through a flow transducer for providing flow feedback signals to control circuits...
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3901807 |
High energy electron treatment of water
The microbiological and chemical activity of water containing microorganisms and other impurities is reduced by irradiating such water with high energy electrons. A device mixes the water with a...
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3876544 |
Electrogalvanic filter cell
A filter cell for coalescing oil droplets dispersed in a water emulsion, including a perforated tubular core into which the emulsion is injected. A layer of emulsion breaking fibrous metallic...
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3853616 |
SEPARATION OF SUSPENDED SOLIDS FROM LIQUIDS
A process for separating suspended solids from an aqueous sugar-containing liquor, such as sugar liquors, sugar syrups and sugar juices, comprises forming a primary floc in the liquor containing...
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3842870 |
QUICK-DISCONNECT MANIFOLD ASSEMBLY
A quick-disconnect manifold assembly for a water conditioning or treatment service unit or the like which can be readily adapted from normal treatment flow operation to allow quick and easy removal...
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3834124 |
GAS TRAP DEVICE FOR AN INTRAVENOUS INJECTION
A gas trap device for an intravenous injection comprises longitudinal extending passageways, an inverted, U-shaped passageway provided between and communicated with the longitudinal extending...
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3797646 |
TWO-INGREDIENT CONTAINER SYSTEM
A two-ingredient container system. A drum for a main liquid, such as a solvent, has a bunghole at its upper end; a cap for the bunghole has a depending stem with a lower flange. A second...
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3794299 |
CENTRIFUGAL REACTOR
A centrifugal reactor comprising an enclosure having an inlet for directing a stream of waste reactant tangentially into the enclosure and forming a film moving in a downwardly spiraling path along...
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3792979 |
FLOATING CHEMICAL TREATMENT DEVICE
A disposable swimming pool chlorinator in the form of a one-piece, blow-molded plastic container having a relatively large upper end portion defining a flotation chamber, a conically tapered...
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3754868 |
DEVICE FOR PREPARATION OF SAMPLE FOR BIOLOGICAL AGENT DETECTOR
Filter means for removing microscopic particles from a fluid stream and dvering said particle to equipment for detecting biological agents such as vegetative bacteria, spores and viruses, capable...
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3746170 |
LIQUID TREATMENT APPARATUS
An apparatus for treating a liquid which utilizes a container in which a solid treatment chemical is disposed and which is partially immersed in a reservoir of liquid maintained at a desired level...
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3692179 |
APPARATUS FOR CONDITIONING WATER SUPPLIED TO A WATER HEATER TANK
The water supply main is connected to the inlet of the water heater by a supply line including a flow control orifice. A branch conduit line is connected to the supply line upstream from the...
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3612278 |
WASTE TREATMENT AND DISPOSAL SYSTEM
A fluid treatment system in which a peristaltic pump employs concentric tubes to define separate flow paths for the treating agent and the material to be treated. In this manner, a single pump may...
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3592342 |
SEPTIC TANK EFFLUENT CHLORINATOR UNIT
A chlorinator unit for the effluent of a septic tank in which a flow restrictor in the distributor box maintains a head of effluent and as the head rises a float actuated valve is opened to emit...
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3552568 |
POOL CHLORINATION
Pool chlorination is effected safely and swiftly by discharging pressurized C1 2 into the pool water recirculation system from a pressure resistant container, suitably having a rupturable closure...
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3540590 |
WASTE TREATMENT APPARATUS
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3531406 |
METHOD AND APPARATUS FOR THE FAIL-SAFE INTRODUCTION OF A BACTERICIDAL GAS INTO LIQUID SEWAGE
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3522882 |
WATER CONDITIONER
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3505213 |
METHOD AND APPARATUS FOR PURIFYING A NATURAL BODY OF WATER
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3493496 |
PURIFIED WATER SUPPLY APPARATUS AND METHOD
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3462364 |
METHOD AND APPARATUS FOR OPTIMIZING CHEMICAL TREATMENT
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3456801 |
APPARATUS FOR FEEDING DRY PARTICULATE CHLORINATING REAGENT INTO A SWIMMING POOL
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3445000 |
WATER PURIFICATION
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3408295 |
Apparatus and method for disinfecting or purifying water
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3399133 |
Method for developing a control signal and flocculating process employing same
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3398831 |
Filter structure
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3397646 |
Pulsed metering device
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3386808 |
Water treating apparatus
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3372807 |
Filter
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3368683 |
Pool water treatment system
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3366459 |
Water chlorinating unit
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3356460 |
Liquid treatment apparatus
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3332871 |
Water treatment
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3321083 |
Radiator water filter
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3283781 |
Feed valve device having valve flushing means
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3202283 |
Process and apparatus for separating an ice-liquid mixture
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3196892 |
Water conditioning and proportioning system
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3190725 |
Apparatus for the treatment of night soil
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