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7575604 |
Drycleaning method
A drycleaning method is disclosed. The method uses a composition comprising 30 to 90 wt. % of a dipropylene glycol C 3 -C 4 alkyl ether, 5 to 65 wt. % of one or more C 10 -C 15 hydrocarbons, and...
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7534304 |
Non-aqueous washing machine and methods
The invention relates to a non-aqueous washing machine, methods of using the machine, methods of washing, and recycling.
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7521083 |
Method and apparatus for treatment of a rotor blade on a windmill
Method and apparatus for treatment of a surface of a rotor blade of a windmill, the apparatus being placed in such a manner to be moveable in relation to the surface of a rotor blade, and the...
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7503951 |
Fume chamber
A system for measuring fume generation rates and total fume emissions of welding and allied processes includes a fume collection chamber and an automated welding assembly. The fume collection...
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7368057 |
Method and system for removing residual water from excess washcoat by ultrafiltration
A washcoat coating composition is disclosed that includes at least one water insoluble organic solvent and at least one polymer, such as an epoxy acrylic copolymer. A method of removing residual...
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7360546 |
Cleaning apparatus for semiconductor wafer
A cleaning apparatus for a semiconductor wafer comprising: a double container including an inner container with an upper opening for accommodating a substrate to be cleaned and an outer container...
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7329321 |
Enhanced wafer cleaning method
A method for removing post-processing residues in a single wafer cleaning system is provided. The method initiates with providing a first heated fluid to a proximity head disposed over a substrate....
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7320328 |
Pulsed pressure cleaning apparatus and process
An apparatus and process are described delivering alternating pulses of fluid and air within either a fully sealed or partially sealed tooling enclave in the direct presence of a constant or...
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7287933 |
Process for the remediation of soil polluted by organic compounds
An improved process is described for the removal of organic pollutants from soil by extraction with a lipophylic solvent, wherein the improvement consists in the fact that the purified soil is...
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7282099 |
Dense phase processing fluids for microelectronic component manufacture
Method for processing an article by contacting the article with a dense fluid. The article is introduced into a sealable processing chamber and the processing chamber is sealed. A dense fluid is...
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7276138 |
Vapor generating and recovery apparatus
A vapor generating and recovery apparatus including a housing having an open top, a closed bottom and a plurality of sidewalls therebetween defining a boiling sump with a treating solution therein....
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7267727 |
Processing of semiconductor components with dense processing fluids and ultrasonic energy
Method for processing an article with a dense processing fluid in a processing chamber while applying ultrasonic energy during processing. The dense fluid may be generated in a separate...
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7128169 |
Method for the removal and recovery of the oily component from drill cuttings with liquid CO2
Method for the removal and recovery of the oily component from cuttings coming from the drilling of oil wells by treatment of the cuttings with a solvent, which can be compressed to the liquid...
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7011713 |
Cascade extracting and solvent refreshing method for recycling jelly cables
The method of continuously collecting jelly compounds from jelly filled cable is performed by recycling operation of a solvent by repeatedly heating, cleaning and condensing the recycling solvent...
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6914040 |
Process for treating a lipophilic fluid in the form of a siloxane emulsion
The present invention relates to a process for treating a lipophilic fluid contained in an emulsion of water and lipophilic fluid. The process includes the steps of pretreating the emulsion,...
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6900166 |
Dry cleaning process comprising a dry cleaning step and a regeneration step
A process for dry cleaning laundry articles comprising at least one dry cleaning step followed by at least one regeneration step wherein said regeneration step comprises contacting the articles...
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6875709 |
Application of a supercritical CO2 system for curing low k dielectric materials
A method and apparatus for curing and modifying a low k dielectric layer in an interconnect structure is disclosed. A spin-on low k dielectric layer which includes an organic silsesquioxane,...
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6858093 |
Method for paint detackification using compositions containing chitosan
A composition and method for treating oversprayed paints in paint spray booths is provided. The composition includes an aqueous solution of a compound such as chitosan, and a complex metal salt,...
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6846790 |
Dry cleaning process comprising a non-aqueous step and a low aqueous step
A sequential process for dry cleaning laundry articles is provided comprising
a) at least one non-aqueous dry cleaning step, b) at least one low-aqueous dry cleaning step, and, optionally,...
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6783602 |
Multistep single chamber parts processing method
The present invention is directed to a method for controlled environment processing of parts in a chamber or chambers wherein solvents and/or solutions used for processing the parts can be...
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6743300 |
Multistep single chamber parts proceeding method
The present invention is directed to a controlled environment processing chamber or chambers in which solvents and/or solutions used for processing a material or object can be introduced. The...
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6656288 |
Microwave oven cleaner
A device and method that cleans microwave ovens through a chemical action, specifically to an agent that is placed into the microwave oven, and then activated by operating the oven for a period of...
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6613155 |
Method for servicing firefighter's turnout gear
A method for servicing firefighter's turnout gear includes the step of transporting a mobile servicing facility in proximity to a fire department facility. The mobile servicing facility carries...
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6589357 |
Process and apparatus for removing impurities from surfaces contaminated with liquid
In order to remove impurities, especially liquids ( 5 ) and/or particles ( 4 ) from surfaces of plate-shaped workpieces ( 2 ) contaminated or wetted with liquid ( 5 ), at least one wiping element (...
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6550552 |
Method for the removal and recovery of the oil component from drill cuttings
Oil drill cuttings, containing an oil-based mud, may be treated by mixing the cuttings with an organic solvent. The oil drill cuttings are then separated from the organic solvent and extracted oil....
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6547970 |
Method for the treatment of wiping solution
A method for the treatment of a wiping solution, characterized by including: adding a flocculant to a used wiping solution for flocculation of ink contained in said used wiping solution; filtering...
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6402857 |
Solvent mixture for use in a vapor degreaser and method of cleaning an article in a vapor degreaser utilizing said solvent
The invention provides a solvent mixture including n-propyl bromide, a mixture of low boiling solvents and, preferably, a defluxing and/or ionics removing additive and/or at least one saturated...
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6312528 |
Removal of contaminants from materials
An improved approach for cleaning and recycling materials is based on pressurized solvents including liquid propane, butane, dimethyl ether, and supercritical carbon dioxide. The approaches are...
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6296717 |
Regeneration of chemical mechanical polishing pads in-situ
An in-situ method for regenerating a chemical-mechanical polishing pad which includes the steps of: forming the polishing pad by dispensing liquid moldable material, such as wax, polymers or water,...
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6260386 |
Optical fiber preform cleaning method
Glass preforms are cleaned by contacting each preform (11) with supercritical carbon dioxide which dissolves residual index-matching oil on the preform. The liquefied carbon dioxide is then...
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6254781 |
Method for recycling ferrofluid constituents used in a materials separation process
Ferrofluid coated particles resulting from a ferrofluid materials separation process are washed with a solvent which is the same material as the liquid carrier employed in the ferrofluid. The...
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6210602 |
Compositions including 1,1,1,3,3-pentafluorobutane and process for removing water from a solid surface
Compositions including 1,1,1,3,3-pentafluorobutane and at least one surface-active agent chosen from hydrophobic organic surface-active agents of the amine, carboxylic acid diester and phosphoric...
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6180009 |
Method of filtering the organic solutions arising in the production of circuit boards
The present invention relates to a process for fractionating organic circuit board manufacture process solutions by means of at least one very fine filtration step. In the process of the present...
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6162304 |
Cleaning vapor compression systems
Cleaning a component of a vapor compression system with a cleaning composition having a hydrofluorocarbon as an active ingredient.
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6103107 |
System for recycling ferrofluid constituents used in a materials separation process
Ferrofluid coated particles resulting from a ferrofluid materials separation process are washed with a solvent which is the same material as the liquid carrier employed in the ferrofluid. 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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6013194 |
Azeotrope(like) compositions including a hexafluoropropane and butane
Compositions disclosed include hexafluoropropane and a hydrocarbon having from 1 to 5 carbon atoms or dimethyl ether. These compositions are useful as refrigerants, cleaning agents, expansion...
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6004434 |
Method of recycling cleaning solvent
A method of treating cleaning solvent used to clean mechanical parts. The method includes adding to the cleaning solvent a treating composition selected from the group of C 5 -C 14 alcohols, C 2 ...
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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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5938859 |
Molecular level cleaning of contaminants from parts utilizing an environmentally safe solvent
The invention provides a solvent mixture including n-propyl bromide, a mixture of low boiling solvents and, preferably, a defluxing and/or ionics removing additive and/or at least one saturated...
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5902412 |
Method of cleaning/coating a substrate
Mixtures comprised of the compounds trans-1,2-dichloroethylene and/or cis-1,2-dichloroethylene and perchloroethylene are disclosed; as is a method for cleaning a solid substrate which comprises...
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5897809 |
Decafluoropentane compositions
Azeotropic or azeotrope-like compositions comprising effective amounts of 1,1,1,2,3,4,4,5,5,5-decafluoropentane and cyclohexane or 1,1,1,2,3,4,4,5,5,5-decafluoropentane, cyclohexane and acetone to...
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5891303 |
Method for separating wax from waste paper
A method for separating wax from wax containing paper. The method involves immersing the wax containing paper in a heated alkane solvent, preferably n-hexane, to dissolve the wax contained in the...
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5876510 |
Process for cleaning articles
The invention relates to a process for cleaning one or more articles which includes the steps of: I) contacting the article(s) with a cleaning agent containing a) from 0.01 to 80 weight...
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5873945 |
Method for recovering a volatile organic material consisting essentially of carbonyl compounds from solvent-in-water emulsions derived from paint overspray treatment and capture systems
A process for recovering quantities of carbonyl compound material from spent solvent-in-water emulsions derived from paint overspray treatment and capture systems in which the spent...
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5855690 |
Method of evaporation removal of oily substances from metallic articles
Oily substances applied over metallic articles such as aluminum parts have to be removed before brazing them. Their removal is made by heating the parts in an inexplosive gas atmosphere in a...
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5827374 |
Process for integrated recycling of cleaning solution in industrial washing equipment
In an apparatus for washing automotive, aviation, marine and other general parts, equipment or articles with a liquid cleaning solution, there is provided a process for integrated recycling of the...
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5801136 |
Stabilized solvents and method for cleaning metallic, electrical and plastic substrates utilizing environmentally safe solvent materials
A stabilized, environmentally-safe solvent mixture and method for using the mixture are provided. The solvent mixture has an ozone depletion factor of less than 0.08. The mixture includes about...
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5797995 |
Method for thermal removal of halogenated organic compounds from soil
A method for removing halogenated organic compounds from contaminated particulate material. Formic acid is dry mixed with the contaminated material and an external heating means is used at...
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5772783 |
Method for rejuvenating pressurized fluid solvent used in cleaning a fabric article
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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