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7610780 |
Fabric articles dry cleaning machine by solvent nebulization
Fabric articles dry cleaning machine by solvent nebulization discloses wherein the cleaning and the dirt removal are based on solvent action nebulized on the surface of the fabric articles without...
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7603878 |
System and method for improved solvent recovery in a dry cleaning device
System and method for improved solvent recovery in a dry cleaning device includes a washer drum, a cleaning basket disposed in the washer drum and configured to receive articles and a solvent based...
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7516505 |
Dry cleaning method and apparatus therefor
The object is to determine a suitable stop timing of dry cleaning operation in a dry cleaning method without an oil-soluble surface-active agent. Contamination level of a pure solvent supplied from...
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7513132 |
Non-aqueous washing machine with modular construction
The invention relates to a non-aqueous washing machine, methods of using the machine, methods of washing, and recycling and modular components and subsystems thereof.
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7497877 |
Solvent cleaning process
An improved solvent cleaning process of cleaning a non-aqueous solvent used in a dry cleaning process for fabrics including consecutive wash cycles for washing respective fabrics batches, including...
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7454927 |
Method and apparatus adapted for recovery and reuse of select rinse fluid in a non-aqueous wash apparatus
A method and an apparatus for recovering non-aqueous wash fluid and rinse fluid from a non-aqueous fabric laundering process. The method includes removing particulates, separating the rinse fluid...
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7308808 |
Apparatus and method for article cleaning
The present invention provides an article cleaning apparatus comprising an air management mechanism, a cleaning basket assembly, a fluid regeneration device, a working fluid device, a clean fluid...
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7275400 |
Washing apparatus
The present invention relates to an apparatus for treating, refreshing or cleaning fabric articles, especially articles of clothing, linen and drapery.
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7210182 |
System and method for solvent recovery and purification in a low water or waterless wash
Method and apparatus for recovering and purifying a solvent used in an article cleaning appliance are provided. The method allows passing solvent-based cleaning fluid from a wash basket through a...
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6921420 |
Apparatus and methods for conserving vapor in a carbon dioxide dry cleaning system
A method for conserving carbon dioxide vapor in a carbon dioxide dry cleaning system employing a liquid carbon dioxide cleaning solution to clean articles, where the method includes removing carbon...
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6904703 |
Dry cleaning machine
In the dry clearing machine, a common refrigerator is used for both the solvent cooler and the drying cooler, and the coolant compressed and liquefied in the refrigerator is supplied either one of...
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6851148 |
Carbon dioxide dry cleaning system
A carbon dioxide dry cleaning system features a pair of liquid carbon dioxide storage tanks in communication with a compressor. A sealed cleaning chamber contains the objects to be cleaned. By...
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6820447 |
Foreign objects trap for an automatic washer
A foreign objects trap is provided for an automatic washer, wherein the washer has a wash tub with an outlet leading to a recirculation pump and drain pump. The trap comprises a container having a...
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6820446 |
Sewage disposal agent, sewage purifier, washing machine with purifier, and sewage purifying method
A polluted water purifier for collecting a pollutant present in polluted water by flocculating the pollutant with a flocculant has a mixer 5 for mixing the polluted water with the flocculant F...
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6795991 |
Apparatus for conserving vapor in a carbon dioxide dry cleaning system
A method for conserving carbon dioxide vapor in a carbon dioxide dry cleaning system employing a liquid carbon dioxide cleaning solution to clean articles, where the method includes removing carbon...
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6591638 |
Non-aqueous washing apparatus and method
Methods and apparatuses for washing fabric loads without water or using water only as a co-solvent are disclosed. One method of non-aqueous clothes washing includes the steps of disposing clothing...
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6564593 |
Process and system for eliminating oxygen in the internal atmosphere of dry cleaning machines by catalytically burning it with the solvent vapors
A process and system for eliminating oxygen in the internal atmosphere of dry cleaning machines by catalytically burning it with the solvent vapors including the process and the relative circuit,...
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6558622 |
Sub-critical fluid cleaning and antimicrobial decontamination system and process
A chamber ( 10 ) is supplied with a pressurized cleaning agent of carbon dioxide and cosolvents from a first source ( 12 ) and an antimicrobial fluid, such as ethylene oxide or hydrogen peroxide...
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6536061 |
Method and apparatus for cleaning oil absorbent materials
A method and system for separating oil form oil-absorbent materials for recycle of both the oil and the materials. The method comprises placing the oil absorbent material on a grid over a catch...
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6474111 |
Recycling system for laundry wash water
A recycling system for laundry wash water having a collection tank for collecting used wash water. A holding tank connected to the collection tank has heat exchange piping in the interior of the...
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6397421 |
Methods and apparatus for conserving vapor and collecting liquid carbon dioxide for carbon dioxide dry cleaning
A method for conserving carbon dioxide vapor in a carbon dioxide dry cleaning system employing a liquid carbon dioxide cleaning solution to clean articles, where the method includes removing carbon...
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6343611 |
Reduced energy cleaning appliance
The appliance comprises a container for receiving the soiled articles, a circulation pump for distributing a hot liquid to the container, a drain positioned in the container and connected to the...
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6334340 |
Liquified gas dry-cleaning machine with convertible installation configuration
A liquified gas dry cleaning system is provided which includes a cleaning vessel for containing a pressurized cleaning fluid and a storage tank for receiving and storing a cleaning fluid supply....
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6332342 |
Methods for carbon dioxide dry cleaning with integrated distribution
The present invention provides a dry cleaning process that facilitates distribution of detergent and solvent and (optionally) facilitates recovery of cleaning by-products in conjunction with the...
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6314601 |
System for the control of a carbon dioxide cleaning apparatus
A carbon dioxide dry cleaning apparatus and system for the control thereof is disclosed. The apparatus comprises a wash vessel, a working vessel containing a carbon dioxide cleaning medium and...
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6260390 |
Dry cleaning process using rotating basket agitation
A dry cleaning process and system for cleaning articles disposed in a cleaning chamber having a rotatable member therein, using carbon dioxide (CO 2 ) from a storage tank. The process includes...
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6247340 |
Fluid based cleaning method and system
A method for cleaning or sterilizing objects in a liquid fluid cleaning system comprising a high-pressure storing/working vessel, a cleaning chamber, and a low-pressure supply vessel, the method...
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6233772 |
Carbon dioxide cleaning apparatus with rotating basket and external drive
A cleaning apparatus adapted for cleaning fabrics, garments and the like with a carbon dioxide cleaning medium comprises a wash vessel having a wall portion; a rotating basket positioned in the...
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6212916 |
Dry cleaning process and system using jet agitation
A dry-cleaning process for cleaning articles disposed in a cleaning chamber having jet inflow ports, using carbon dioxide (CO 2 ) from first and second storage tanks, the process including the...
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6148645 |
Detergent injection systems for carbon dioxide cleaning apparatus
A system for the controlled addition of detergent formulations and the like to a carbon dioxide cleaning apparatus comprises: (a) a high pressure wash vessel; (b) an auxiliary vessel; (c) a drain...
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6136204 |
Apparatus for treating a process fluid
An automatic control apparatus for effecting the continuous removal of contaminants, such as volatile organic compounds (VOCs) from a process fluid, such as water used to wash print towels or the...
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6086635 |
System and method for extracting water in a dry cleaning process involving a siloxane solvent
A system and method are provided for separating water from a solvent during dry cleaning. Included is an inlet capable of receiving a mixture of dry cleaning fluid and water from a basket of a dry...
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6082150 |
System for rejuvenating pressurized fluid solvents used in cleaning substrates
Method and system of rejuvenating pressurized fluid solvents used for cleaning a substrate in a pressurized vessel. A primary flow of the pressurized fluid solvent is continuously cycled from the...
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6059845 |
Dry cleaning apparatus and method capable of utilizing a siloxane composition as a solvent
A system and method are provided for dry cleaning articles utilizing a siloxane solvent. The system includes a cleaning basket for receiving articles therein and a one or more tanks for containing...
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6050112 |
Apparatus and method for detecting a liquid level in a sealed storage vessel
A dry-cleaning apparatus using liquid carbon dioxide (CO 2 ) as the cleaning fluid has a liquid level detector for providing a continuous reading of the liquid CO 2 level in a storage tank. The...
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6009585 |
Method and apparatus for washing shop cloths
An apparatus for washing shop cloths comprises a hot water storage tank, a washer that washes, rinses, centrifuges and dries, and an evaporator for evaporating effluent from the washer. The washer...
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6006387 |
Cold water ozone disinfection
The invention includes a method of reducing the microbial population on a textile in a washing machine. The washing machine has an outer shell for containing fluids and an internal assembly for...
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6004403 |
Solvent cleaning system
A improved solvent cleaning method and system which is truly a closed system in which the object to be cleaned is placed in a chamber and subjected to a negative gauge pressure to remove air and...
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5996155 |
Process for cleaning, disinfecting, and sterilizing materials using the combination of dense phase gas and ultraviolet radiation
A process is provided for cleaning, disinfecting, and sterilizing substrates comprising the steps of: (a) placing the contaminated substrate in a cleaning vessel; (b) contacting the contaminated...
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5968205 |
Installation and a process for patterning a web of textile material
A textile web, for example, a carpet web, is provided with a patterning agent including a thickening agent and subsequently steamed in a steamer. The agent residues remaining on the textile web are...
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5946945 |
High pressure liquid/gas storage frame for a pressurized liquid cleaning apparatus
A pressure vessel for receiving and storing pressurized fluid in a pressurized dense phase liquid dry cleaning apparatus is provided. The dry cleaning apparatus generally includes a cleaning vessel...
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5937675 |
Method and system for rejuvenating pressurized fluid solvents used in cleaning substrates
Method and system of rejuvenating pressurized fluid solvents used for cleaning a substrate in a pressurized vessel. A primary flow of the pressurized fluid solvent is continuously cycled from the...
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5916336 |
Method and apparatus for cleaning absorbent materials
A method and system for removing a lubricant from an absorbent material. The method comprises placing the lubricant-contaminated material in a dry cleaner and centrifuging the material to remove...
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5899097 |
Water-saving device for washing machine and washing machine equipped with such a device
With a view to saving water consumed in a washing machine (10), the water used during the last two rinsing operations is recovered in a recovery tank (20) so that it may be used during the next...
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5836201 |
Methods and apparatus for measuring the flow rate of solvent recovery in solvent recovery dryers.
A solvent recovery dryer having a flow sensing device in communication with the output of the solvent recovery dryer. The flow sensing device is in operable communication with a computer and the...
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5822818 |
Solvent resupply method for use with a carbon dioxide cleaning system
A method of replenishing liquid carbon dioxide solvent in a liquid carbon dioxide dry cleaning system or other dense phase carbon dioxide cleaning system. The method uses dry-ice or solid carbon...
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5787735 |
Bleach liquor recovery system
A bleach liquor recovery system for a commercial bleaching apparatus. The recovery system includes a bleaching tank for bleaching loads of textile fabric items with a predetermined batch volume of...
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5787537 |
Method of washing laundry and recycling wash water
An environmentally safe laundry washing apparatus and method includes a primary solids removal system with an inlet for receiving waste wash water which delivers the water to a separation system...
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5772739 |
Method and device for treating an endless web of material with a washing liquid
A method and a device are provided for the treatment of an endless web of fabric with a washing liquid and employing a vacuum. The treatment medium is withdrawn from the treatment zone and the...
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5702535 |
Dry cleaning and degreasing system
Clothes are dry cleaned by placing the clothes in a tumbler/dryer, sealing the tumbler/dryer, applying a negative gauge pressure to the tumbler/dryer, providing solvent to the tumbler/dryer,...
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