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4964921 |
Method and apparatus for cleaning chimneys
A method and apparatus for cleaning chimneys. The method comprises the step of exhausting air up the chimney at a predetermined rate, brushing the flue from the top of the chimney down, loosening...
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4962638 |
Multi-position open-end spinning machine
A multi-position rotary spinning machine includes an endless belt guided along the machine past a plurality of open-end spinning units each having a valve for operation by cam means of the belt to...
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4956024 |
Non-contacting method of cleaning surfaces with a planoar gas bearing
A non-contact method of cleaning a surface comprising forming a thin gas film (10) of high velocity gas between a surface (14) to be cleaned and a cleaning device (16). The gas film (10), being...
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4944809 |
Method and apparatus for vaccum cleaning a pile of mineral wool plates
A method and apparatus for manufacturing individual plates from a mineral wool mat while minimizing the spread of loose fibers. The method comprises the steps of cutting the mat into individual...
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4938239 |
Mobile track bed cleaning machine and method
A mobile machine for cleaning a track bed comprises a suction arrangement on the machine frame, the suction arrangement comprising a suction head having an inlet port, a suction conduit, a...
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4936922 |
High-purity cleaning system, method, and apparatus
A system for high purity cleaning of components includes a cleaning chamber which is maintained at a pressure above ambient atmospheric pressure. A gas-glide transporter extends through the...
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4932426 |
Method and apparatus for vacuum cleaning mineral wool products while compressing the product
Method and apparatus for removing fibres and other particles from the surfaces of compressible mineral wool products, for instance, mineral wool plates (2), by means of one or more suction slot...
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4931104 |
Process for cleaning porous parts
A cleaning process is provided that is particularly advantageous for removing oil or oil-like material from porous parts such as porous internal combustion engine components such as valves. The...
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4905900 |
Water cannon apparatus for cleaning a tube bundle heat exchanger, boiler, condenser, or the like
A water cannon, having an air gun disposed within its breach, for explosively discharging a quantity of water from the muzzle, which may include a constricted directional nozzle, to dislodge sludge...
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4901393 |
Hay and straw cleaning apparatus
An apparatus for cleaning hay and straw has a casing with a table and an inlet through which the hay and straw is fed. A set of tines (a rake) is positioned downstream from the inlet. A set of...
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4898347 |
Method for cleaning spacecraft critical surfaces
Spacecraft components having critical surfaces which must arrive in outer space in a contamination-free, pristine state to assure their effecient operation over the entire spacecraft mission life...
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4897203 |
Process and apparatus for recovery and recycling conveyor lubricants
A solution of water soluble conveyor lubricant is continuously recovered from a moving conveyor through a suction bar. The lubricant is treated to reduce suspended solids, heat sterilized, the pH...
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4895603 |
Apparatus and method for in-place cleaning and priming of a nozzle assembly
An apparatus and method for in-place cleaning and priming of an in-place nozzle assembly which in normal operation receives from a reservoir and discharges to a work area a fluid material which...
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4889564 |
Magnetic disk cleaning method and apparatus
A method of cleaning a magnetic disk comprises the steps of rotating a magnetic disk housed in a cage, feeding a gas into the case, and at the same time sucking the gas from the inside of the case...
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4883542 |
Method and apparatus for cleaning containers
The disclosure relates to a method and apparatus for cleaning container bodies. The containers are moved through a station where they are subjected to a neutralized atmosphere created by directing...
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4879004 |
Process for the extraction of oil or polychlorinated biphenyl from electrical parts through the use of solvents and for distillation of the solvents
In order to dissolve oil or PCB which exists in the electrical insulation of parts to be cleaned, a solvent is evaporated during a heating phase by an evaporator located with the parts in an...
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4872920 |
Asbestos removal method and system
A method for removing asbestos-containing materials from substrates including a nozzle assembly for directing streams of pressurized steam to penetrate asbestos-containing material sufficiently to...
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4871417 |
Method and apparatus for surface treating of substrates
A method for surface treating of thin substrates such as semiconductor wafers, wherein a semiconductor wafer formed with relatively deep but transversely minute trenches on its surface is...
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4855023 |
Method and apparatus for the continuous on-site chemical reprocessing of ultrapure liquids used in semiconductor wafer cleaning
An improved wafer cleaning process wherein a novel oxidant solution comprising ultrapure sulfuric acid, peroxydisulfuric acid, and ultrapure water used in a semiconductor wafer cleaning process is...
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4841999 |
Brake durm cleaner assembly and method of cleaning
The brake drum cleaner assembly includes a water hose, and a unitary spray adapter of plastic or the like releasably connected by a clamp or the like to the water hose. The adapter has a rear...
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4842763 |
Liquid cleaning suspension
The invention relates to a liquid cleaning suspension based on a mixture of water, tensides, carrier materials (based on sodium aluminum silicate and urea formaldehyde resin foam), low-molecular...
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4839064 |
Method and apparatus for cleaning cooling tower basins
A method and apparatus for cleaning cooling tower basins. The apparatus includes a cleaning tool carrying a nozzle for picking up sludge within the basin, and a siphon for providing continuous...
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4839063 |
Cleaning of a body of liquid
An automatic swimming pool cleaning apparatus has a surface supply hose connected to a floating unit and a further underwater hose that is connected at one end to the surface unit in fluid...
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4827553 |
pipeline bulk residue remover and method
A pipline bulk residue remover and method for efficiently removing such residue. The apparatus includes a cable passing through the length of a pipeline potentially thousands of feet in length and...
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4828760 |
Method of cleaning a spent fuel assembly
A method of cleaning a fuel assembly contaminated with a radioactive alkali metal in which the fuel assembly is subjected to heating with an inert gas followed by being placed under vacuum and...
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4826539 |
Cleaning apparatus and method
The specification discloses an apparatus and method for cleaning printing screens or the like work surfaces in which solvent is pumped from a reservoir to the surface to be cleaned at a point...
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4825501 |
Vacuum cleaning apparatus
Also proposed is apparatus for cleaning hard and soft surfaces by simultaneous application thereto of liquid and vacuum using a tool and which is equipped with a conversion device to permit dry...
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4822430 |
Method and apparatus for cleaning boiler burners
A method and apparatus for use in cleaning residue from boiler tubes including a housing having an upper chamber and a lower chamber separated by a wall having a plurality of openings permitting...
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4819676 |
Combination sweeping and scrubbing system and method
This invention is concerned with a machine and/or system as well as a method of operation and an assembly whereby a sweeping unit may be quickly converted into a scrubbing unit and vice versa. The...
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4820351 |
Flask washer with vacuum dry
A method for washing and vacuum drying long necked laboratory flasks. The apparatus includes a cabinet which presents a washing and drying compartment and a pump and rotary spray arm. A special...
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4812700 |
Portable containment device for treatment of hazardous materials
A containment bag system specifically used for the removal of asbestos insulation from asbestos covered pipes and valves without contamination of the worker or the surrounding environment. A method...
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4807318 |
Suction operated cleaner
This invention relates to an automatic pool cleaner, particularly suitable for domestic swimming pools which operate on the interruption of an induced flow of water through the cleaner and wherein...
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4808234 |
Cleaner assembly for air filters
As a preliminary step, the dirty filter is dried to remove substantially all moisture from the dust on the filter. The filter is then spun in a closed cabinet. Simultaneously, a jet of pressurized...
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4801376 |
Cleaner for swimming pools and the like
A cleaner has in a tank a vacuum pump protected by a float valve above the maximum possible water level and a submersible pump at the bottom and both of these in the tank produce a vacuum for the...
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4801334 |
Method of and apparatus for cleaning magnetic recording disk cartridge
A magnetic recording disk accommodated in a casing is rotated and air in the casing is drawn through air sucking openings formed in the upper and lower sides of the casing.
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4792363 |
Vent cleaning system
A vent cleaning system for removing dust from a vent has a brush that substantially occludes the vent, and is rotated by a flexible shaft that is concentrically disposed in a flexible tubular...
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4786334 |
Method of cleaning the bottom of a pool
The invention relates to a method of cleaning the bottom of a pool with the aid of a pool cleaner. The pool cleaner travels along the bottom of the pool and collects material lying at the bottom of...
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4779636 |
Installing reservoir taps
This process permits an inlet/outlet to be established in a liquid filled tank using an underwater diver without the necessity of draining or otherwise putting the tank out of service. The diver...
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4780151 |
Fluid filter cleaning method
There is provided a method for cleaning corrugated filter elements by means of suction nozzles. The method comprises a corrugated filter element and at least one suction nozzle movable relative to...
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4774974 |
System for removing asbestos from structures
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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4769085 |
Method for cleaning a steam generator
Through two accesses lying substantially opposite one another, above the bottom of the steam generator, a high-pressure lance carrying at its end a spray head, is brought between bundle portions of...
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4755306 |
Method for collecting a highly viscous, tough and tacky material from an area covered by such material
A method for collecting from a surface area crude oil or a similar highly viscous, tough and tacky material which covers the surface area as a layer, is characterized by consecutively separating...
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4740248 |
Apparatus and method for cleaning a lens system
An apparatus and method for cleaning a lens system utilizes a rotating turntable that sequentially moves a plurality of lenses parallel to a shielding plate from a preexposed position to an exposed...
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4735626 |
Air freshener unit
New dynamic air freshener unit comprises a porous synthetic polymer support impregnated with a fragrance. The synthetic polymer support is one produced by: (a) bonding together small particles...
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4721127 |
Method and apparatus for underground tank cleaning
A method and apparatus are disclosed which may be used in removing contaminants from underground petroleum storage tanks. A positive displacement pump and piping manifold are used to withdraw...
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4715078 |
Paperboard edge buffer and cleaner
A Paperboard Edge Buffer And Cleaner for buffing the edges of cut paperboard and then cleaning the paperboard's surfaces and edges. The Paperboard Edge Buffer And Cleaner is comprised of an upper...
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4699665 |
Method of pressure pulse cleaning heat exchanger tubes, upper tube support plates and other areas in a nuclear steam generator and other tube bundle heat exchangers
The present invention relates to an improved method of cleaning a nuclear steam generator by removing the buildup of deposits which accumulate on the upper tube support plates, on the heat...
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4699667 |
Removing residual PCB S from transformers
Disclosed is a method and apparatus for removing residual polychlorinated biphenyls from transformers. A vaporized solvent which forms a low-boiling azeotrope with polychlorinated biphenyls is...
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4698130 |
Cleaning of metal articles
A halide based process for the removal of surface oxidation and corrosion contamination from metallic articles especially cracked superalloy turbine components, which utilizes a pulsed pressure...
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4685973 |
Reclamation of foundry sands
A used foundry sand, especially one which has been bonded using sodium silicate binder, is reclaimed by agitating the sand with water in a plenum chamber having a suspended floor comprising a...
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