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5238501 |
Method for treatment of a fibrous material-fluid mixture
The invention relates to a method and device for the washing of a medium consistency fibrous slurry, especially a chemical pulp slurry in which the slurry is fed at an inclined angle onto a...
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5236512 |
Method and apparatus for cleaning surfaces with plasma
A device is provided for cleaning a surface by introducing a highly reactive gas mixture to the surface. The highly reactive gas mixture may include excited species such as ozone and relate excited...
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5236513 |
Process for sucking out and drying the cavities of coated microtiter plates
In a process for sucking out and drying the cavities of coated microtiter plates, a cannula having an internal diameter of 0.5 to 3 mm is lowered into the cavity at a speed of 0.5 to 20 mm/second,...
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5232513 |
Engine cleaning processes
An engine cleaning apparatus and process for removing contamination from internal oil passages, internal water passages, internal air/fuel passages, and internal exhaust system passages of an...
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5203927 |
Washing/drying method with an aqueous solution containing surfactant
A washing/drying method, comprising: dipping a material to be washed into an aqueous solution containing a surfactant having a water repellency so that at least one molecular layer of the water...
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5199996 |
Apparatus and method for cleaning floors
The invention relates to a cleaning apparatus comprising a cleaning device placed on a first side of the apparatus to perform a cleaning apparatus perpendicular to the general direction of advance...
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5186759 |
Method for cleaning and removing harmful microorganisms from an air conditioning systems
A method for removing harmful microorganisms from an air conditioning system and for treating said system so that the microorganisms do not return to the system after the cleaning. The first step...
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5180438 |
Cleaning and drying system
The system comprises a cleaning fluid circuit including at least one sealable cleaning vessel, which is adapted to hold a vacuum and contains a carrier for carrying stock to be cleaned and dried....
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5180439 |
Method and apparatus for cleaning & rinsing carpets
The present invention is a carpet cleaning wand having containers for holding cleaning solution and rinsing solution mounted thereon, a hot water line, a vacuum head and a dispensing nozzle. The...
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5178823 |
Decontamination apparatus
A decontaminating apparatus for cleaning radioactive contaminated surfaces and recovering for disposal the contaminated material, including a first recovery unit comprising a vacuum creating source...
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5178830 |
Method of cleaning, disinfecting and sterilizing hemodialysis apparatus
A method for cleaning, disinfecting and sterilizing hemodialysis apparatus consisting in mixing a basic composition comprising the chlorite ion with an acid composition comprising lactic acid in a...
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5174829 |
Removing surface liquid from articles
A method and apparatus are provided for removing surface liquid from elongate articles such as cans. After sterilization of filled cans, surface liquid can permit microorganisms to proliferate and...
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5173123 |
Method for freeing obstructions formed in a hollow surgical suction implement
A preferred embodiment is directed to a system for freeing obstructions formed in a hollow surgical suction implement having first and second open ends. The system includes a fluid container having...
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5167719 |
Method for removal of sprayed-on asbestos
The invention provides a method for removing the sprayed-on asbestos, the method comprising the steps of: (1) removing the asbestos-containing materials sprayed, and sucking up the...
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5163458 |
Method for removing contaminants by maintaining the plasma in abnormal glow state
An apparatus is disclosed for abrading contaminants from the surface of a workpiece using plasma glow discharge. The workpieces are positioned in a low pressure chamber with an ionizable gas. A...
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5162233 |
Method of detecting and analyzing impurities
A method of detecting and analyzing impurities wherein a substrate is cleaned by heating it under vacuum, a liquid sample is dropped on a surface of the substrate under vacuum which vacuum is less...
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5154197 |
Chemical cleaning method for steam generators utilizing pressure pulsing
An improved method for removing sludge and corrosion products from the interior of a heat exchanger vessel, such as a nuclear steam generator, which comprises the steps of generating a series of...
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5152843 |
Method for removal hot water heater sediment
Sediment can be removed from hot water heaters via the method and apparatus of the invention. The tank is drained and the drain tube is used for access to the bottom of the tank. Water jet probes...
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5149379 |
Method of cleaning drums
The present invention relates to a method of cleaning the outer circumferential surface of a drum by spraying a cleaning fluid thereon and a device for cleaning drums. The cleaning fluid is...
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5147467 |
Method for cleaning a textile floor covering
Disclosed is an apparatus and method of use for cleaning a textile floor covering. The subject apparatus comprises a cleaning composition reservoir, a container holding a pressurized gas, an...
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5127343 |
Hydrocarbon extractor
An improved method and apparatus for removal of petroleum hydrocarbons from contaminated soil. The apparatus of the invention includes a shallow container, preferably with vertical sides, which has...
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5127960 |
Method for removing washcoat remaining in the channels of freshly coated monolithic or honeycombed catalyst carriers
An apparatus and a method are disclosed for the removal and the recovery of washcoat remaining in the channels of freshly coated monolithic or honeycombed catalytic carriers. The carrier is...
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5127959 |
Process for disposal of a fire-extinguishing foam or of other foams
The invention comprises a method and an apparatus for the waste disposal of light and/or medium and/or heavy foams employed in connection with fire extinguishing or the like. The foam is sucked in...
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5114497 |
Soil decontamination
An improved process for the remediation of soil contaminated by the presence therein of organic or semi-volatile inorganic contaminants which comprises (1) supplying thermal energy to the soil at...
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5113882 |
Method of cleaning workpieces with a potentially flammable or explosive liquid and drying in the tunnel
A dryer system for a liquid cleaning apparatus has a dehumidifier to remove vapors, droplets of liquid cleaning agent and recirculate dry gas onto workpieces moving on a conveyor. The dryer is...
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5109565 |
Vacuwipe
A method and apparatus for removing liquid residues from the surface of a continuously advancing strand or filament by using a plurality of vacuum probes positioned such that they continuously...
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5108514 |
In-situ method for cleaning swimming pools without draining the water
This invention discloses an in-situ process or method for cleaning the interior surfaces of a swimming pool or the like for removing stains, scale, calcium deposits, and the like, and without the...
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5098580 |
Method and system for receiving and handling polluted liquids, especially stratified oil products in petrol and oil tanks
A method and system for handling polluted liquids with a mobile sewage vehicle, especially stratified oil products in a petrol or oil tank wherein the contents of the tank normally separates into...
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5090975 |
High efficiency vacuum cleaner bags
A novel vacuum cleaner bag is disclosed comprising a closed receptacle having an inlet orifice, the bag being formed from a sheet containing at least 65% flashspun polyolefin fibers. The vacuum...
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5082502 |
Cleaning apparatus and process
Particles adhering to the internal surfaces of an object are removed by the movement of a shock wave past the surfaces. The shock wave is generated by the explosion of a gas in a chamber located...
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5082535 |
Apparatus for the extraction of oil or polychlorinated biphenyl from electrical parts through the use of solvents and for distillation of the solvents
An apparatus for dissolving oil or PCB which exists in the electrical insulation of parts to be cleaned, wherein a solvent is evaporated during a heating phase by an evaporator located with the...
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5076303 |
Bottle duster
A method for removing dust and other fine particulates matter from the exterior surface of a bottle moving along a conveyor line. A jet of ionized air neutralizes any static charge adhering the...
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5073204 |
Hot removal process for asbestos insulation
A hoarding assembly having a non-combustible innermost portion is sealed against the cladding of a hot surface, such as that of a large boiler, to create an envelope. Outside air may enter the...
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5072747 |
Apparatus and method for cleaning tubular articles
A pre-soak station, a washing station, and a drying station are arranged in an in-line manner so that a multiplicity or group of mold support units or workpiece holders arranged single file may be...
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5069724 |
Method of cleaning carbon member contaminated with inorganic deposits
Carbon members contaminated with deposits of metals and/or metal compounds such as nitrides or carbides are thoroughly cleaned with little adverse influences on the carbon members themselves by...
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5063413 |
Removal of excess liquid from an image receptor
A method and apparatus is described for removing excess liquid from an image receptor. As the image receptor moves at a certain velocity in one direction, a vacuum source or a source of positive...
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5047089 |
Device and method for removing asbestos-containing material from a surface
A device for removing and cleaning asbestos containing material from a surface is disclosd. The device has a housing which is moved in a path to clear a swath of asbestos-containing material from a...
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5045118 |
Method of removing debris and dust from a carpet
This is concerned with an improved sweeping head and sweeping machine for sweeping carpet in one pass with an articulated sweeping head having an improved sweeping action and a substantial power...
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5045120 |
Method for cleaning electronic and other devices
A method and apparatus for cleaning workpieces, particularly printed circuit boards upon which electrical components have been soldered, is capable of using a potentially flammable or explosive...
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5045117 |
System for removing flux residues from printed wiring assemblies
A method and apparatus are provided for cleaning rosin flux residues off of printed wiring assemblies. In accordance with the invention printed wiring assemblies are placed within a processing...
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5037486 |
Apparatus and method for cleaning liquid storage tank
A self-propelled, sludge cleaning machine including a sludge auger, a sludge pump, crawler tracks and hydraulic motors for propulsion, steering and pumping is assembled at a job-site and inserted...
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5032184 |
Method for aspirating liquid from surgical operating room floors
A method and apparatus for aspirating fluids from a surgical operating room utilizing a suction head that readily slides along the floor in response to translational forces applied by foot by...
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5026432 |
Method and apparatus for removing and disposing of contaminated concrete
The present invention is directed to a method and apparatus for removing contaminated masonry such as contaminated concrete in large volumes and continuously collecting the contaminated material in...
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5021095 |
Process for removing asbestos and the device for removing the same
A process and device for removing a sprayed asbestos layer are provided, in which the asbestos is simultaneously cut and suctioned by a scraper and a suction air duct, and then transported into a...
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5018890 |
Pool cleaning system
A portable pool cleaning system for cleaning the surfaces of swimming pools and surrounding decks without draining the pool water. The system includes a cart for containing an electrically powered...
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4995914 |
Process for removing hazardous or toxic material from a structure
A system and process for removing hazardous or toxic particulate materials from surfaces includes all components necessary for safe removal of the material in a van body that can be moved easily...
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4984594 |
Vacuum method for removing soil contamination utilizing surface electrical heating
An in-situ method is disclosed for removing contaminants from surface and near-surface soil by imposing a vacuum on the soil beneath a impermeable flexible sheet and then heating the soil with an...
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4974618 |
Apparatus and method for fabric cleaning with foam
An apparatus and method, particularly adapted to clean fabrics, is disclosed. The apparatus includes a generally hollow head having two foam mixing chambers in close proximity to a vacuum chamber....
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4971086 |
Method of treating friable asbestos roofing material
Asbestos containing materials which have become friable and thus hazardous to health can be rendered non-friable by treatment with a lipophilic material, such as a triglyceride oil having non-polar...
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4969311 |
Collecting and packaging hazardous particulate materials
A method and apparatus is described for vacuum collecting and packaging of particulate materials, such as hazardous radiation contaminated concrete dust generated by floor scabbling, which avoids...
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