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5282889 |
Method for cleaning a piece of equipment
An apparatus useful for providing a plurality of chemical compositions useful to clean an item, e. g., a tank, comprises a plurality of reservoirs each containing a concentrated form of a different...
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5279676 |
Method for cleaning a boiler
A method for cleaning the interior of a boiler wherein a cleaning solution reservoir is mounted within an appliance in which the boiler is housed, and a flow conduit circuit interconnects the...
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5279675 |
Method of, and apparatus for, cleaning a tank
Method and apparatus for cleaning a storage or transport tank by spraying a cleaning agent against the interior wall using at least one spray nozzle, said nozzle making a rotating movement in a...
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5273591 |
Method for cleaning tanker cargo tanks
Deposits are removed from cargo tanks of marine crude oil tankers and the like by introducing into the tanks a solvent for the deposits which are formed on the interior surfaces of the tanks,...
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5273590 |
Pressure pulse cleaning for adsorption tower distributors
An on-line method and apparatus for dislodging deposits from the distributors (12) in an adsorption tower (10) thereby cleaning the tower (10) by causing a surge in a fluid to dislodge the blocked...
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5250119 |
Process for cleaning the filtering medium of a filtering centrifuge
A process is used to clean a filtering centrifuge. A base layer of filtered matter remains on the filtering medium of the centrifuge after the removal or repeated removal of a portion of a solid...
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5250118 |
Method of removing foulants and restoring production of spinal-wound reverse osmosis cartridges
A method of removing foulants from spiral-wound reverse osmosis cartridges, comprising the steps of: a) freeing the envelopes and webbing from their original confinement; b) soaking the...
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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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5215594 |
Process for cleaning surfaces of interior parts in two-stage flue gas desulfurization plants
A process for cleaning the surfaces of interior parts of two-stage flue gas desulfurization plants, which employ limestone as absorbent to form gypsum as the final product, such as guide plates and...
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5215593 |
Method of introducing liquid into small-diameter hole
A substrate having a small-diameter hole is taken from the air and placed in a boiling vapor and/or boiling liquid in a first treatment tank of a vessel having a boiling heater, whereupon the...
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5181965 |
Method of cleaning electrical contacts for computer and video games
A cleaning cartridge and method for cleaning the electrical contacts of a connector block of a computer or video game having a cartridge receptacle and wherein the cleaning cartridge has a housing...
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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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5174828 |
Device for discharging and rinsing a container
A system described herein that provides for the opening, emptying and rinsing of the interior of a chemical container. The present system allows an operator to destructively perforate the bottom of...
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5154776 |
Method for decontamination of vessels and other equipment polluted with metallic sodium and other reactive metals
The present disclosure is directed to a method and apparatus for removing sludge and reactive metallic deposits, primarily sodium, from a reaction vessel. The process involves circulating under an...
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5154775 |
Integrated method for cleaning and flushing an internal combustion engine
A first pump can withdraw waste fluid from an oil pan reservoir and is used to introduce flushing fluid having a base material of re-refined oil through the oil filter and internal oil lubrication...
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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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5129958 |
Cleaning method for semiconductor wafer processing apparatus
An improvement in a method for cleaning a CVD deposition chamber in a semiconductor wafer processing apparatus is described. The improvement comprises the treatment of fluorine residues in the CVD...
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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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5123967 |
Buffing apparatus
Apparatus and method for buffing articles, such as leather goods, silverware and the like. The apparatus includes a flexible container for receiving an article to be buffed. The interior of the...
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5110365 |
Control of furnace cleaning for reflective ash using infrared imaging
A method and apparatus for monitoring reflective ash deposited on a furnace wall to be cleaned, comprises an infrared video camera or other mechanism for taking an infrared image of the furnace...
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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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5108582 |
Cleanup of hydrocarbon-conversion system
An aromatic-hydrocarbon solvent is utilized to purge contaminants, such as sulfur, from a conversion system. Complementary contaminant-removal steps may include oxidation, reduction, and...
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5096502 |
Advanced water lance control system based on peak furnace wall emissivity
A method and apparatus for controlling the operation of a water lance for water cleaning a furnace wall comprises a sensor or calculation equipment to derive the furnace wall emissivity and...
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5093949 |
Apparatus 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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5094695 |
Furnace cleanliness monitor for high reflectivity ash
A method and apparatus of initiating and terminating the cleaning of a furnace wall to remove reflective ash which been deposited thereon, comprises a video or infrared monitor which monitors the...
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5094757 |
Radiator cooling system cleaner/refiner
A system for cleaning radiator systems waste coolant, including a filter, a flush tank refinery, a source of cleansing chemical, a pump to circulate radiator coolant from the vehicle through the...
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5091016 |
Method for dispersing sediment contained in a storage tank
A method and apparatus for cleaning the interior of storage tanks of the type used for storing large volumes of liquids, such as crude oil, wherein hydrocarbon sludge accumulates with the passage...
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5087295 |
Cleaning cycle for flow cytometers
A method for cleaning cellular contamination in a flow cytometer comprising the sequential use of a strong oxidizing solution, particle-free neutral pH fluid and a weak acid.
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5087294 |
Method and apparatus for cleaning a petroleum products storage tank
A method and device are provided for cleaning a storage tank for petroleum products of the type having a closed sidewall and a floating roof which floats upon the top of the petroleum products....
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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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5063896 |
Chamber and engine cleaning apparatus and method
The invention comprises an apparatus for cleaning chambers such as those of engines and transmissions, including a reservoir, a quantity of synthetic cleaning fluid disposed in the reservoir, a...
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5037487 |
Spray hanger for wet suit
A spray hanger for a wet suit comprises a hook, a pair of horizontally extending arms for supporting the wet suit, a body depending from the center of the arms, and an inlet hose coupling for...
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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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5030291 |
Method for cleaning concentric columns
A device for cleaning opposing surfaces (13, 14) of concentric columns (11, 12) is formed from a strip of material (20) configured as a spiral having inside and outside edges (21, 22) such that...
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5024597 |
Process and apparatus for koshering container lids
An oven-apparatus for koshering container or drum lids made of metal. The oven-apparatus has a substantially hollow interior through which are conveyed the lids after having passed through a bath,...
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5017240 |
Vapor treatment facilities for petroleum storage tank cleaning
There is disclosed a method for the removal and recovery of hydrocarbons which are contained within the air/vapor mixture in bulk oil or gasoline storage tanks using fractional condensation with...
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5015301 |
Vehicle power steering flush apparatus and method
The method of flushing a vehicle power steering apparatus enclosure that contains first pressure fluid includes providing a container having a first zone for reception of a predetermined quantity...
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5011705 |
Plasma processing method
The method of the present invention for forming a high-quality thin film on a substrate comprises a step of introducing a cleaning gas into a treatment container, and a step of bringing the...
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5000206 |
Floodwashing process and floodwasher
In a floodwater and a process for floodwashing workpieces wherein the workpiece is immersed in a bath of washing liquid and a workpiece surface is acted upon by at least one jet of washing liquid...
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4995916 |
Method of recovering hazardous waste from phenolic resin filters
The invention is a process for the recovery of hazardous wastes such as heavy metals and radioactive elements from phenolic resin filter by a circulating a solution of 8 to 16 molar nitric acid at...
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4995915 |
Cleaning gas turbine fuel nozzles
An on-line system for cleaning dirty gas firing nozzles of an operating industrial gas turbine including injecting a suitable cleaning chemical at a specified rate into the gas fuel line just ahead...
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4983222 |
Vapor solvent decontamination of PCB transformer components
A method for decontaminating PCB containing transformers. The transformer is initially cleaned using a vapor degreasing solvent. The internal parts are removed and given a second cleaning which...
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4970015 |
Radiator cleaning composition and method of manufacture thereof
An acidic solution for use as a radiator cleaning composition includes an aqueous solution of from about 1-8 weight percent an ethylene glycol base, and about 2-45 weight percent hydrochloric acid....
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4966177 |
Ultrasonic tube cleaning system
A system for ultrasonically cleaning tubes includes an elongated cleaning tank adapted to hold a quantity of detergent-containing water and a series of transducers mounted on the bottom wall of the...
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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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4954179 |
Method and apparatus for cleaning a pipe system provided for the operation of baths
The present invention relates to a method of cleaning a pipe system (3) in baths, preferably bath tubs, through which pipe system water and/or air is led into the bathwater (6) of the bath (1) to...
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4940532 |
Cleanup of hydrocarbon conversion system
A sacrificial particulate bed is utilized to remove contaminants, such as sulfur, from a conversion system. Subsequently, the sacrificial particulate bed is replaced by a contaminant-sensitive...
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4923522 |
Method and device for cleaning a spray gun assembly
Method comprises positioning a spray gun and its cup-connecting means in a stationary support, and its gun cup in a rotatable cup holder in a closed chamber. Then, compressed air and cleaning...
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4910042 |
Apparatus and method for treating material surfaces
An apparatus and a method for coating electronic elements in particular semi-conductor wafers, circuit boards and the like are provided where the flow of the gaseous coating material is directed so...
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