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WO/2002/010481A1 |
A titanium material less susceptible to discoloration in the atmosphere, characterized in that an oxide skin film present on the surface thereof is reduced in fluorine content and, preferably also in carbon content and/or in the thicknes...
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WO/2002/008379A1 |
A non-toxic, non-hazardous, environmentally safe composition provides an effective, fast acting cleaning solution for removal of tar, oils, asphalt and other bituminous materials from industrial equipment surfaces. The composition is a m...
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WO/2002/008375A1 |
A method of removing cooked-, baked-, or burnt-on food soil from cookware and tableware comprising washing the cookware/tableware in an automatic dishwashing machine in the presence of an organic solvent system having a volatile organic ...
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WO/2002/008374A1 |
A hard surface cleaning composition for removing cooked-, baked-or burnt-on soils from cookware and tableware, the composition comprising a soil swelling agent and a spreading auxiliary and wherein the composition has a liquid surface te...
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WO/2002/008370A2 |
A method of removing cooked-, baked-, or burnt-on food soil from cookware and tableware comprising washing the cookware/tableware in an automatic dishwashing machine in the presence of an organic solvent system having a wash liquor conce...
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WO/2002/008373A1 |
A hard surface cleaning composition for removing cooked-, baked- or burnt-on soils from cookware and tableware, the composition comprising an organoamine solvent and wherein the composition has a liquid surface tension of less than about...
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WO/2002/008376A1 |
A method of removing cooked-, baked-, or burnt-on soil from cookware and tableware comprising delivering a plurality of compositions including at least one organic solvent composition into the same or different cycles of an automatic dis...
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WO/2002/008509A1 |
A detergent pack for use in conjunction with a washing machine and which comprises two or more detergent or auxiliary products, storage means (1, 2) comprising separate but associated portions of the twor or more products, and means for ...
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WO/2002/004708A1 |
The invention relates to a plant for treating the surface of continuously fed strips, in particular a pickling plant, in which the strip is fed through a receptacle that is supplied with treatment fluid and closed by a cover. The base of...
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WO/2002/002728A1 |
A detergent comprising tetrahydrodicyclopentadiene in which the endo/exo isomer ratio by weight is from 70/30 to 0/100. The detergent preferably has a kauri-butanol value of 60 ml or higher. It has the excellent ability to remove fouling...
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WO/2002/002723A1 |
The present invention relates to a process of cleaning a hard surface with a liquid neutral to alkali composition comprising a polymer and a surfactant system wherein said surfactant system comprises a sulphated or sulphonated anionic su...
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WO/2002/002724A1 |
The present invention relates to a process of cleaning a hard surface with a liquid acidic composition comprising a surfactant system, wherein said surfactant system comprises: a sulphated or sulphonated anionic surfactant; a neutralisin...
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WO/2002/002249A1 |
Railroad tank cars that have contained petroleum products are cleaned of asphalt residues by a closed cleaning system. An initial spray of terpene-based solvent is followed by a water rinse. The solvent extracts hydrocarbons from the asp...
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WO/2002/001292A1 |
The invention relates to a cleaning device for use in the production of semiconductor components. Said cleaning device comprises two feed devices with which a fluid medium is guided across a respective surface of an object to be cleaned ...
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WO/2001/097268A1 |
A detergent composition which is less apt to corrode wiring materials and is highly effective in cleansing a semiconductor substrate or semiconductor element having fine particles or impurity metal particles adherent thereto. The deterge...
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WO/2001/094510A1 |
A recyclable cleaning composition comprising an alkaline solution of at least one surfactant is disclosed. The cleaning composition has improved surfactant recovery upon membrane filtration.
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WO/2001/094494A1 |
A coolant composition containing at least cesium formate is described as well as the use of the coolant composition in radiators and other cooling devices. The coolant composition permits a variety of benefits to the engine performance a...
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WO/2001/091929A1 |
Oxides on the surfaces of metal are reduced by directing reducing gases at them in a forceful and turbulent manner. In a preferred version, the gas is passed through at least two reducing zones (32, 37) designed to maintain a higher conc...
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WO/2001/092456A1 |
A cleaning agent or a rinsing agent having no flash point which comprises a chlorine-free fluorine-containing compound having a vapor pressure at 20°C of 1.33 X 10?3¿ Pa or more and one or more components having a vapor pressure at 20Â...
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WO/2001/091931A1 |
Method of cleaning surfaces such as biopsy device (300), using a mixed phase of an aqueous solution and a flow of gas. The biopsy device (300) has central wire (320) which is surrounded by a sheath (310). The sheath (310) may be made of ...
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WO2000048751A9 |
A method and system for cleaning a metal article. The system is used to employ a method that comprises placing the article in a means defining a chamber; subjecting the article to a gaseous atmosphere in the means defining a chamber, whe...
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WO/2001/090291A1 |
Substrates are cleaned by contacting the substrate with a cleaning composition, particularly an aqueous composition, including at least one compound of the formula (I): (R?2¿)¿p?-Ph-(CH¿2?)¿m?-COO-(AO)¿n?-R?1¿ (I) where R?1¿, AO, ...
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WO/2001/087509A1 |
The invention relates to a method for cleaning oxidized, rolled copper rods coming out after casting from a rolling mill mounted downstream of a continuos casting device and having oxidic layers on their surfaces after exiting from the r...
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WO/2001/086025A1 |
The aim of the invention is to create a treating unit for treating surfaces of workpieces, in particular, of vehicle bodies, comprising an immersion basin, which is provided for accommodating a bath of a liquid used for treating the surf...
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WO/2001/086024A2 |
The invention relates to a method for pickling hot-rolled special steel strips (1) having an austenite, ferrite and/or martensite structure. The inventive method is carried out in a pickling line (7) with pickling sections (8) containing...
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WO/2001/081655A1 |
The invention relates to a method and a device for treating surfaces of metallic strip material (1), especially for pickling rolled material, in a treatment channel (2), with a pickling medium (3) containing acid. Jets (4) are set in the...
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WO/2001/081913A1 |
A process for eliminating the interference of peroxide in an analysis of the concentration of iron (III) with which the presence of peroxide interferes. The process has the following steps: (I) providing an aqueous liquid analyte that co...
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WO/2001/079589A1 |
In a method for processing a substrate (S), for instance by etching or plating, use is made of an apparatus comprising a chamber (1) for receiving the substrate (S), a unit (10) for feeding a processing fluid to the chamber (1) before an...
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WO/2001/079590A2 |
The reaction of propargyl alcohol and iodine gives 2,3-di-iodo-2-propen-l-ol, and it has been discovered that this compound is effective as an intermediate in a corrosion inhibitor for metals in acid media, particularly halogen acids. Th...
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WO/2001/077486A1 |
A method for treating a wellbore (or well casing) and the contiguous wellbore are to remove scale (miner deposits comprised of, e.g. BaSO4, CaaCO3, etc.) in the context of hydrocarbon recovery and other applications is disclosed, said me...
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WO/2001/070922A1 |
Aqueous cleaning compositions in which the pH is controlled comprise an acidic metal cleaning compound; at least one nitrogen containing compound to provide a stabilized pH; a terpene emulsifier, a nonionic surfactant and optionally at l...
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WO/2001/068930A2 |
When iron group, especially high nickel, metal alloys that contain substantial amounts of copper are pickled, a displacement coating of copper that is called a 'copper kiss' often forms on the pickled surface from the dissolved copper io...
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WO/2001/066829A1 |
An ultrasonic pickling method which applies to a ultrasonic wave imparting means a protective potential at least 300 mV baser than a corrosion potential of a ultrasonic diaphragm installed in a pickling liquid, connects the ultrasonic wa...
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WO/2001/064006A2 |
A method for reducing/preventing the formation of scale or removal of scale in a municipal or industrial waste water treatment facility comprising introducing an antiscalent composition which comprises: A) A water soluble polymer of mole...
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WO/2001/064970A2 |
The invention relates to a method for hot dip coating metal strips, especially hot-rolled steel strip, in which the metal strip is first transformed into an continuous strip in an unwinding station with an adjoining welding machine. The ...
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WO/2001/061073A2 |
The invention relates to a method and device for pickling rolled metal, in particular steel strip, whereby the metal strip (1) is fed to a controlled pickling method. The aim of the invention is to carry out the pickling method, taking i...
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WO/2001/059183A2 |
In a method of picture signal enhancement, a picture signal is subjected (3, 7) to a histogram-based picture signal modification based on a luminance level distribution over a whole picture or a first part of the picture, and the histogr...
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WO/2001/059055A1 |
The invention relates to an aqueous detergent for industrial use, containing alkoxyalkyl acetate, alkane sulfonate and arylpolyglycol ether.
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WO/2001/053567A1 |
A long-time stable pickling agent for the removal of an oxide layer on a stainless steel after heat treatment, such as welding, which pickling agent comprises nitric acid and fillers and constitutes of a pickling paste or pickling gel to...
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WO/2001/054181A2 |
An effective electropurge process and apparatus for wet processing of semiconductor wafers applies electrical charges to the wafer surface with an ample voltage sufficient to provide an effective field intensity which can substantially e...
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WO/2001/049901A1 |
Apparatus and method for regenerating spent pickling liquor from the acid pickling of a metal are disclosed. Acid pickling of a metal uses a first acid and forms a spent pickling liquor (SPL). A second acid added to the spent pickling li...
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WO/2001/049899A2 |
A chromium- and nitrogen-free brightening and passivating treatment for metal surfaces, particularly iron and steel, comprises: at least one acid; at least one substance containing a peroxy moiety; and at least one organic substance sele...
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WO/2001/048275A1 |
A plating device and a plating method, for plating electronic parts boards, etc., while preventing metal pollution from spreading inside and outside the plating device, preventing the seed layer from dissolving, and preventing the washin...
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WO/2001/046496A1 |
A composition and apparatus and method of using the composition for aqueous spray descaling or conditioning of scale or oxide on metal surface, especially stainless steel strip or the like, in one embodiment, althrough it can be used to ...
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WO/2001/042148A1 |
The invention relates to a method for removing deposits from water transmission systems and devices for supplying water, or individual components thereof. Deposits are dissolved using an aqueous treating solution and are separated in dis...
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WO/2001/042532A2 |
The invention relates to a metal treatment fluid, with a pH-value in the range from 5.5 to 8.5, comprising a combination of (a) one or several carboxylic acids, or carboxylic acid amides, (b) one or several organophosphonic acids, (c) a ...
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WO/2001/041946A1 |
The invention relates to a device for cleaning material surfaces, in particular semiconductor surfaces. Said device is equipped with a cleaning chamber (1), a fixing device (3) for the item to be cleaned, a spray chamber (4) containing a...
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WO/2001/040533A1 |
The invention concerns a method for selective surface treatment, which consists in the following steps in combination: covering the surface to be treated with a mask made of a material capable of resisting to a surface treatment using ex...
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WO/2001/038468A1 |
The invention relates to the use of formulations containing non-alkoxylated tensides containing alkyl groups for repeatedly treating solid surfaces during or after cleaning processes, with the result that subsequent stains or contaminati...
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WO/2001/036578A1 |
A non-corrosive cleaning composition for removing residues from a substrate. The composition comprises: (a) water; (b) at least one hydroxylammonium compound; (c) at least one basic compound, preferably selected from the group consisting...
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