285results about How to "Use clean" patented technology

The invention provides alkaline compositions useful in the microelectronics industry for stripping or cleaning semiconductor wafer substrates by removing photoresist residues and other unwanted contaminants. The compositions contain (a) one or more bases and (b) one or more metal corrosion inhibiting metal halides of the formula: WzMXy where M is a metal selected from the group Si, Ge, Sn, Pt, P, B, Au, Ir, Os, Cr, Ti, Zr, Rh, Ru, and Sb; X is a halide selected from F, Cl, Br and I; W is selected from H, to an alkali or alkaline earth metal, and a metal ion-free hydroxide base moiety; y is a numeral of from 4 to 6 depending on the metal halide; and z is a numeral of 1, 2 or 3.

A tool that is useful for cleaning and disinfecting the attachment surfaces of a fluid connector device used in medical applications, the tool having a housing with an opening of defined shape and a chemically treated flexible insert positionable inside the housing that substantially conforms to the inside wall of the housing and, when placed over the attachment surfaces of a fluid connector device, can be manipulated axially and rotationally relative to the attachment surfaces to contact, clean and disinfect the surfaces. Some embodiments can also be used for topical cleaning of skin or other surfaces.

A tool that is useful for cleaning the attachment surfaces of a device used in medical applications, the tool having a housing with an open end, a closed end, a sidewall disposed between the open end and the closed end, and a positioning collar seated adjacent to the sidewall between the open and closed ends with a sponge extending through and releasably held by the positioning collar, a treating liquid disposed inside the housing, and a releasable fluid-tight seal disposed over the open end.

A tool that is useful for cleaning and disinfecting the attachment surfaces of a fluid connector device used in medical applications, the tool having a housing with an opening of defined shape and a chemically treated flexible insert positionable inside the housing that substantially conforms to the inside wall of the housing and, when placed over the attachment surfaces of a fluid connector device, can be manipulated axially and rotationally relative to the attachment surfaces to contact, clean and disinfect the surfaces. Some embodiments can also be used for topical cleaning of skin or other surfaces.

A cyclonic separation apparatus for a vacuum cleaner, the cyclonic separation apparatus comprising: a first cyclonic separating unit comprising a hollow cylindrical dirt container with a central axis and an air inlet port arranged tangentially to the dirt container; and a second cyclonic separating unit comprising a plurality of cyclones arranged in a circular array about the central axis, wherein each cyclone has an air inlet port and an air outlet port, wherein the second cyclonic separating unit receives air flow downstream from the first cyclonic separating unit and wherein the second cyclonic separating unit has a higher separation efficiency than the first cyclonic separating unit, wherein the second separating unit is located within the dirt container. A vacuum cleaner comprising: a main body, a motor coupled to a fan and the cyclonic separation apparatus.

A cyclonic separation apparatus for a vacuum cleaner, the cyclonic separation apparatus comprising: a first cyclonic separating unit comprising a hollow cylindrical dirt container with a central axis and an air inlet port arranged tangentially to the dirt container; and a second cyclonic separating unit comprising a plurality of cyclones arranged in a circular array about the central axis, wherein each cyclone has an air inlet port and an air outlet port, wherein the second cyclonic separating unit receives air flow downstream from the first cyclonic separating unit and wherein the second cyclonic separating unit has a higher separation efficiency than the first cyclonic separating unit, wherein the second separating unit is located within the dirt container. A vacuum cleaner comprising: a main body, a motor coupled to a fan and the cyclonic separation apparatus.

An upright type vacuum cleaner is provided that includes a main body containing a filtering device that filters out foreign materials entrained in sucked air, a suction nozzle device connected to a lower portion of the main body to be pivoted on a first joint portion, so as to suck the air with the entrained foreign materials and guide the sucked air into the main body, and a handle that is connected to an upper portion of the main body to be pivoted on a second joint portion. The handle is provided with a third joint portion in the middle of the handle so that the handle may be folded at certain angles, and grasped by a user in use. The main body, the suction nozzle device, and the handle are connected to one another through the three joint portions in various configurations and at different angles so that users having various physical conditions may conveniently use the vacuum cleaner in various manners.

A breast pump, including a housing container, a breast pump body having an attachment and detachment part, a negative pressure generating member attached to the breast pump body, and an operation unit. The breast pump body includes a diameter-expanded milking part, a small valve chamber, and an attachment part communicating with the small valve chamber and attaches thereto the negative pressure generating member that creates the negative pressure needed to express milk; the negative pressure generating member includes a connector to which the operation unit is connected, a comparatively soft attachment and detachment part having elasticity and attached detachably to the attachment part, a wall part having such rigidity that an external shape can be kept, and a deformable part provided on the inside of the wall part integrally with the wall part, is less thick than the wall part, and is deformed to create the negative pressure.

Various apparatus and methods for cleaning teeth and gingival pockets are disclosed herein. A fluid platform can include a pressure wave generator configured to propagate pressure waves through a treatment fluid. The pressure waves may be sufficient to remove undesirable dental deposits from a treatment tooth, neighboring gums, and / or spaces between the tooth and gums.

A filter-cleaning device and method for cleaning a filter (10) utilizing a compressible fluid pulse generator (20) including a pressure tank (21), a tank inlet (23) for inletting pressurized air or other compressible fluid, and a valve member (24) normally in a closed position closing the tank outlet (28), but being openable in a quick-action manner to produce a high-pressure high-flow impulse of fluid applied via the tank outlet to the filter outlet to back-flush the filter.

A programmable steerable robot, particularly useful for cleaning swimming pools, includes: a body member; a first ground-engaging rotary propelling device at one side of the body member; a second ground-engaging rotary propelling device at an opposite side of the body member; a rotary brush carried by the body member engageable with walls of the swimming pool for cleaning same; a drive for driving both of the rotary propelling devices and the rotary brush; a transmission system connecting the drive to both of the rotary propelling devices and the rotary brush; and a programming device controlling the transmission system such that, for preselected travel intervals, both rotary propelling devices are driven in the same direction to propel the body member along a linear path, and for other preselected time intervals, the rotary propelling devices are controlled such that the body member is propelled along a different path.

Cleaning compositions suitable for cleaning microelectronic structures having silicon dioxide, low-k or high-k dielectrics and copper or aluminum metallizations contain an oxidizing agent and a polar organic solvent selected from amides, sulfones, sulfolenes, selenones and saturated alcohols, and optionally other components.

The present invention relates to an upright type vacuum cleaner. The upright type vacuum cleaner comprises a main body 10 containing a filtering means for filtering out foreign materials entrained in sucked air; a suction nozzle unit 20 connected to a lower portion of the main body 10 to be pivoted on a first joint portion 40, so as to suck the air with the entrained foreign materials and guide the sucked air into the main body 20; and a handle 30 that is connected to an upper portion of the main body 10 to be pivoted on a second joint portion 50, provided with a third joint portion 60 in the middle of the handle so that the handle can be folded at certain angles, and grasped by a user in use. According to the present invention, the main body 10, the suction nozzle unit 20 and the handle 30 are connected to one another through the three joint portions 40, 50 and 60 in various configurations and at different angles so that users having various physical conditions can conveniently use the vacuum cleaner in various manners.

Cleaning compositions suitable for cleaning microelectronic structures having silicon dioxide, low-k or high-k di-electrics and copper or aluminum metallizations contain a polar organic solvent selected from amides, sulfones, sulfolenes, selenones and saturated alcohols and a strong alkaline base.

A foaming hypochlorite cleaning system is described that allows for easier cleaning of all hard-to-reach surfaces from all angles, especially underneath a range hood and up underneath the rim of a toilet bowl, and which comprises an alkaline hypochlorite and anionic surfactant composition contained in and dispensable from a package comprising an angled-neck sprayer bottle fitted with an invertible trigger sprayer assembly, wherein the cleaning system may be used in an entirely upside-down orientation to spray upwards at an acute angle.

Various apparatus and methods for cleaning teeth and gingival pockets are disclosed herein. A fluid platform can include a pressure wave generator configured to propagate pressure waves through a treatment fluid. The pressure waves may be sufficient to remove undesirable dental deposits from a treatment tooth, neighboring gums, and / or spaces between the tooth and gums.

An arrangement and a method for recirculation of exhaust gases of a combustion engine. A return line returns exhaust gases to the combustion engine. An EGR cooler device cools the exhaust gases before the gases are led to the combustion engine. A container gathers condensate which forms in the EGR cooler device. A line connects the container to a flow section for the exhaust gases in the EGR cooler device. A driver leads condensate from the container into the flow section for the exhaust gases in the EGR cooler device.

Various apparatus and methods for cleaning teeth and gingival pockets are disclosed herein. A fluid platform can include a pressure wave generator configured to propagate pressure waves through a treatment fluid. The pressure waves may be sufficient to remove undesirable dental deposits from a treatment tooth, neighboring gums, and / or spaces between the tooth and gums.

A cleaning apparatus (10) for a radiation source assembly (35) in a fluid treatment system is described. The cleaning apparatus comprise cleaning chamber (20) and a second chamber (25, 30) independent of the cleaning chamber which defines a fluid (typically water) buffer layer to obviate or mitigate cleaning fluid from the cleaning chamber leaking into the fluid being treated. The fluid treatment system is particularly useful for us in clean water applications in which ultraviolet radiation is used to treat the water while having the advantages of in situ cleaning of the radiation source when it becomes fouled.

The invention provides a hand-cranking type fruit cleaning device which comprises a washing container, a fixed base, a second handle, a fixed bearing, a rotating shaft, a rubber bar, bristles and a cover. A first handle is installed on the outer wall of the right side of the washing container. The bottom of the washing container is fixed to the fixed base. The cover is arranged on the top of the washing container. The fixed bearing is installed in the middle in the cover. The rotating shaft penetrates through the fixed bearing and is installed on the cover. The rubber bar is installed at the position, at the lower end of the cover, of the rotating shaft and provided with the bristles. A cranking handle is installed at the position, at the upper end of the cover, of the rotating shaft. By using the rotating shaft, the rubber bar, the bristles and the cranking handle in cooperation, fruits can be cleaned manually; due to the rubber bar, it can be avoided that a rubber bar is too hard and damages fruits; due to the bristles, fruits can be cleaned more thoroughly, cleaning efficiency is greatly improved, and convenience is brought to people for use.

A programmable steerable robot, particularly useful for cleaning swimming pools, includes: a body member; a first ground-engaging rotary propelling device at one side of the body member; a second ground-engaging rotary propelling device at an opposite side of the body member; a rotary brush carried by the body member engageable with walls of the swimming pool for cleaning same; a drive for driving both of the rotary propelling devices and the rotary brush; a transmission system connecting the drive to both of the rotary propelling devices and the rotary brush; and a programming device controlling the transmission system such that, for preselected travel intervals, both rotary propelling devices are driven in the same direction to propel the body member along a linear path, and for other preselected time intervals, the rotary propelling devices are controlled such that the body member is propelled along a different path.

A detersive system containing surfactants, vinegar, bleach and alternatively emollients, foaming agents, perfumes, and builders has been developed. Due to the addition of both bleach and vinegar, the detersive system shows synergistic activity with regards to necessary areas and objects of cleanliness that can be found in restaurants and eating establishments. In addition to the synergistic activity, the formulation does not release harmful chloramine gas that is usually present when vinegars and bleach are mixed.

A surface cleaner for assemblies having a spray nozzle such as pressure washers, spray wands, spray lances, and the like. The surface cleaner includes a guide having wheels in line with the spray nozzle for substantially maintaining the distance from the spray nozzle to a surface through a variety of angles assumed by the spray wand or the like. In exemplary embodiments, the guide is capable of being moved up and down the spray lance or the like for control of the cleaning force, and a set of markings may be provided on the guide, the spray lance, or the like for indicating the appropriate distance for the spray nozzle from many different surfaces. Additionally, the guide allows for one handed operation of the spray wand assembly.

The invention discloses a high-speed rolling contact fatigue testing machine. The high-speed rolling contact fatigue testing machine is characterized in that a driving pulley (6) arranged on the upper end of the output shaft of a servo motor (9) is in transmission connection with a driven pulley (8) arranged on the upper end of a static pressure main shaft (5), and the static pressure main shaft (5) is fixed on an upper beam (30) arranged on a rack (3); a servo electric cylinder (2) is connected with a pressure sensor (36) fixed on the lower surface of a moving beam through a connecting piece (15) of the pressure sensor; the upper end of a hydraulic supporting platform (4) is fixed on a sphere base lower part (18), a lower test specimen base (21) is connected with a sphere base upper part (20), and the lower test specimen base (21) is connected with a test specimen base ring (45) in a clearance fit mode. The high-speed rolling contact fatigue testing machine provided by the invention has the advantages that the rolling contact of a bearing material under a high speed and heavy load working condition is simulated, the key parameter of rolling contact fatigue of a testing material can realize accurate detection, and finally, the data support is provided for evaluating the rolling contact fatigue property of the bearing material.

A cleaning formulation especially suited for cleaning a substantially vertical or inclined surfaces which is soiled by components used in the food or beverage industry. The cleaning formulation has foam characteristics as well as long cling times. Yet, it is easily rinsed from the surface.

The invention discloses a system for comprehensive utilization of oil shale destructive distillation and semicoke gasification, which comprises a destructive distillation furnace, an oil shale bin, an oil storage tank, an oil-gas separator, a gas heater, a gasification fuel bin, a combustible gas tank, a heater, a gasification furnace and a conveyer device. According to the invention, by using a process for comprehensive utilization of oil shale destructive distillation and semicoke gasification by using the system, semicoke generated by destructive distillation and powdered oil shale are subjected to gasification reaction to generate combustible gas, a part of combustible gas can be used as a fuel to be introduced into the gas heater to heat a heat carrier gas used in the destructive distillation furnace, high-temperature solid residues generated in the gasification furnace are discharged into a heat exchanger to heat cold water into hot water or vapor. According to the invention, the semicoke generated by oil shale destructive distillation is gasified to be recycled, and thus the addition benefits in an oil shale destructive distillation process is increased, heat pollution and chemical pollution of shale residues are reduced, and energy source utilization rate is improved.

The present invention relates to one kind of composite scale and corrosion inhibitor suitable for circular cooling water with high concentration multiple. The composite scale and corrosion inhibitor consists of amino acid 15-30 wt%, phosphonyl maleic anhydride polymer 5-20 wt%, acrylic acid-acrylate copolymer 5-15 wt%, humate 0.5-2.0 wt%, benzotriazole 0.5-2.0 wt%, organic phosphonate 5-15 wt% and hydroxide 8-15 wt%, except deionized water.