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| Number | Title | Issue Date |
| 7865996 | Sootblower with progressive cleaning arc A sootblower of the short travel rotary furnace wall type having features which permit indexing of the angular position of the screw tube assembly during successive operating cycles. Indexing of the arc swept by the sootblower nozzle is provided through the use of a... | 01/11/2011 |
| 7584521 | Dust mitigation and surface cleaning system for maintaining a surface free from dust and other materials A dust mitigation and cleaning system for cleaning a surface includes a system housing secured around at least a portion of a section including the surface to be cleaned. The system housing includes a hollow member extending within the system housing toward and in g... | 09/08/2009 |
| 7552504 | Apparatus and method for cleaning welding nozzles A welding nozzle cleaning device includes a rotary hub and a plurality of flexible arms that extend outwardly from the hub. Each arm is formed of flexible resilient material and has an impact head at its distal end, the head being carried by the hub-and-arm assembly... | 06/30/2009 |
| 7360508 | Detonation / deflagration sootblower A sootblower for cleaning a plurality of surfaces within an interior volume of a combustion device is provided. The sootblower includes a combustion assembly configured to generate a pressure wave and a delivery assembly having an outlet for delivering the pressure ... | 04/22/2008 |
| 7334289 | Lubricant cleansing apparatus for dry-type wire drawing Disclosed herein is an apparatus for cleaning a lubricant for dry-type wire drawing. The apparatus comprises a case provided with a cover and piercing holes at opposite sides of the case such that a steel wire can pass through the case, a plurality of driving motors... | 02/26/2008 |
| 7318442 | Automatic car wash system An automatic car wash system is provided for processing multiple vehicles simultaneously. The system according to one embodiment includes an elongate path, a plurality of stations for processing the vehicle, at least two detectors for indicating the presence of the ... | 01/15/2008 |
| 7296321 | Tabletop wood-waste-collecting machine A tabletop wood-waste-collecting machine includes a support frame, a machine base, a guide shade, a work faceplate and a dust-collecting unit. The machine base has its opposite upper side bored with plural transverse assistant guide grooves and its central portion b... | 11/20/2007 |
| 7284296 | Car wash blower control A valve plate (54) is slidably moved on a frame (52) by an actuator (62) between open and closed positions to control the supply of air sucked into the inlet (44) of a blower system (40) that supplies pressurized air through an out... | 10/23/2007 |
| 7249606 | Apparatus for online and offline cleaning of industrial systems An industrial air or liquid handling device access and cleaning apparatus which allows the cleaning operator to clean the interior of a device while the device continues in operation, thus negating the need to shut down the system. The apparatus incorporates a clean... | 07/31/2007 |
| 7234196 | Tool for removing particles from reticle A tool and a process for removing particles from a reticle are described. The tool is disposed in front of a pellicle particle detector, including at least a gas spray member toward a surface of the reticle for removing particles and a supporting member supporting t... | 06/26/2007 |
| 7234195 | Cleaning apparatus using compressed air A cleaning apparatus has a compressor (12), an electromagnetic valve (33) connected to the compressor (12), and first to third timers (27 to 29). The first timer (27) sets an open/close time and a close time for repeatedly o... | 06/26/2007 |
| 7216396 | Debris blower apparatus A debris blower apparatus for entrances to garages and working and living spaces comprises a blower assembly connected to an elongated nozzle assembly. The nozzle assembly mounts to the floor or doorsill of the protected space and comprises a plurality of nozzles al... | 05/15/2007 |
| 7204208 | Method and apparatuses to remove slag A robotic apparatus for the cleaning and maintenance of coal fired boilers, which is designed to operate in the high temperature environment of the combustion gasses to effectively clean and remove slag deposits of the boiler heat transfer surfaces by use of a preci... | 04/17/2007 |
| 7174594 | Car washing machine A car washing machine (1) is composed of a front body (1A) provided with a rocker brush (11), a top brush (12), side brushes (13) and so forth as washing means for washing a vehicle (2), and a rear body (1B) provided ... | 02/13/2007 |
| 7150112 | Blower control system An actuator (42) moves a nozzle (16) between vertical operating positions to accommodate the changing longitudinal configuration of a vehicle (18) and a rotary drive (46) rotates the nozzle (16) about a nozzle axis to efficiently d... | 12/19/2006 |
| 7132017 | Low-pressure cleaning system using high velocity high volume air A method for cleaning a heat exchanging coil in an air conditioning unit using a low-pressure cleaning system to remove foreign particles that have accumulated on the heat exchanging coil. The low-pressure cleaning system discharges air at a low pressure, high veloc... | 11/07/2006 |
| 7131163 | Retort cleaning apparatus A retort cleaning apparatus 10 (RCA 10) comprising a blow-off nozzle (12) having an air inlet port (14) and an orifice (16). An air passage extension tube (22) has an inward coupler (24), and a heat-resistant outward ... | 11/07/2006 |
| 7086353 | Lance system for inter-tube inspecting and lancing as well as barrel spraying of heat transfer tubes of steam generator in nuclear power plant Disclosed is a lance system for inter-tube inspecting and lancing as well as barrel spraying of heat transfer tubes of a steam generator in a nuclear power plant, so that foreign substances piled up around heat transfer tubes in the steam generator are removed using... | 08/08/2006 |
| 7055209 | Method and apparatus for converting a sootblower from a single motor to a dual motor drive A single motor rack and pinion driven sootblower is converted to a dual motor version. The single motor version includes a lance tube which is advanced and retracted transversely on a carriage and is further rotationally driven by a translational mechanical drive wh... | 06/06/2006 |
| 7051396 | Vehicle cleaning element A vehicle cleaning element of a substantially flat configuration having a first cleaning surface provided by a portion of the flat surface and a second cleaning surface provided by radially projecting prongs or tines for reaching into and pulling out dirt and debris... | 05/30/2006 |
| 7028926 | Sootblower nozzle assembly with nozzles having different geometries In accordance with the teachings of the present invention, a sootblower design incorporates a downstream nozzle positioned on a nozzle block body and an upstream nozzle positioned longitudinally from the position of the downstream nozzle farther from a distal end of... | 04/18/2006 |
| 7029342 | Reverse gate flow director A reverse gate flow director comprising a flow director base plate of generally trapezoidal shape, having mounting holes, a leading edge and a trailing edge configured to minimize water turbulence, a flow director fin of generally rectangular shape, having a leading... | 04/18/2006 |
| 7005872 | System for removing debris from a test socket A test fixture for an electronic device is provided that removes debris from a socket of the test fixture using back side air blow off. In general, the test fixture includes a circuit board, a socket on a front side of the circuit board, and an air manifold on a bac... | 02/28/2006 |
| 6964709 | Acoustic soot blower, and method for operating the same The sonic soot blower includes a sonic wave oscillator that oscillates sonic waves by compressed air or steam, a frequency-regulating portion that varies the frequencies of the sonic waves oscillated by the above-described sonic wave oscillator, a resonance tube tha... | 11/15/2005 |
| 6944908 | Device for keeping optical elements clean, in particular covers for sensors or cameras, in motor vehicles The invention relates to a device for keeping optical elements clean in motor vehicles, especially sensor or camera covers. This is done according to the present invention by applying a directed stream of gas, for example a stream of air, to the transparent cover in... | 09/20/2005 |
| 6922867 | Two position robot design for FOUP purge This invention is an apparatus for purging unwanted gasses from the Front Opening Unified Pod (FOUP). It consists of a purging wand which is inserted into the chamber for an optimal purge. The purging wand moves back and forth along a simple axis activated by a link... | 08/02/2005 |
| 6912756 | Lance for injecting fluids for uniform diffusion within a volume An injection lance for injecting a fluid over a predefined target area within a system includes a support block with an inlet side and an outlet side. A plurality of channels are disposed non-parallel with respect to each other within the support block and extend be... | 07/05/2005 |
| 6907847 | Ball-joint mounting for a water lance of a water lance blower A bearing system for a water lance of a water lance blower contains a ball joint having a ball with a surface and a diameter. The ball further has a passage, on and/or in which the water lance can be disposed. The bearing system is characterized in that a ball seat ... | 06/21/2005 |
| 6892679 | Multi-media rotating sootblower and automatic industrial boiler cleaning system A multi-media rotating sootblower that includes multiple rotating and individually controlled cleaning fluid applicators, such a set of steam nozzles and two sets of water nozzles, and an automatic boiler cleaning system using these sootblowers. The boiler superheat... | 05/17/2005 |
| 6883527 | Method for robotically cleaning compressor blading of a turbine The compressor cleaning system includes a track mounted about the inlet of the compressor. A circumferential position assembly mounts an insertion drive assembly which is driven about the track into selected circumferential positions. The insertion drive assembly ca... | 04/26/2005 |
| 6843833 | Front opening unified pod and associated method for preventing outgassing pollution A front opening unified pod for preventing the contamination of wafers due to outgassing. The front opening unified pod includes a front opening unified pod body and a cleaning apparatus. The front opening unified pod has an opening section and a base plate within t... | 01/18/2005 |
| 6843455 | Overhead support system for carwash components Overhead support system for carwash component comprising wall brackets having wall plates and support trays which extend outwardly therefrom to receive a crossbeam in nesting relationship therewith. Clamps are provided for securing the crossbeam to the support brack... | 01/18/2005 |
| 6764030 | Sootblower nozzle assembly with an improved downstream nozzle The present invention discloses a new design of the nozzle and the lance tube of a sootblower to clean the interior of a heat exchanger by impingement of a jet of cleaning medium. In accordance with the teachings of the present invention the sootblower design develo... | 07/20/2004 |
| 6758168 | Method and apparatus for sootblowing recovery boiler A method and apparatus for sootblowing a recovery boiler. Sootblowers of the recovery boiler are divided into sootblowing groups, and a sootblowing interval is determined for the sootblowers. A fouling index is produced for each sootblowing group of the recovery boi... | 07/06/2004 |
| 6757932 | Driving device for flexible lance Device (11) for driving a flexible lance (4) for cleaning a heat exchanger duct, provided with a frame (1) in which a drive (12) driving a flexible lance (4) is arranged for moving this flexible lance (4) in the direction of... | 07/06/2004 |
| 6745430 | Apparatus for cleaning elongated cylindrical filters The invention is a cleaning apparatus for cleaning elongated and cylindrical filters, commonly referred to as pleated bag filters or pleated bag replacements for fabric sock filter bags, that are open on one end and closed on the other end. The filter is being rotat... | 06/08/2004 |
| 6736089 | Method and system for sootblowing optimization A controller determines and adjusts system parameters, including cleanliness levels or sootblower operating settings, that are useful for maintaining the cleanliness of a fossil fuel boiler at an efficient level. Some embodiments use a direct controller to determine... | 05/18/2004 |
| 6676770 | Apparatus and method for removing particles from wafer pods An apparatus and method useful for removing potential wafer-contaminating particles from semiconductor wafer pods. The apparatus includes a rotatable air sprinkler which is mounted in a housing and connected to a source of clean, dry air (CDA) . The air s... | 01/13/2004 |
| 6643893 | Apparatus for cleaning semiconductor wafers in a vacuum environment A dry cleaning device, wherein a pad is moved towards a surface of a wafer, cleaning gas is injected into a space formed between the pad and the wafer to generate a high-speed gas flow along the surface of the wafer whereby particles left on the surface o... | 11/11/2003 |
| 6630032 | Method and apparatus for dislodging accrued deposits from a vessel Apparatus for dislodging an accretion of a substance from the vicinity of a vessel, includes apparatus for generating gas-borne shock waves in the vicinity of a vessel, thereby to expose a substance accrued on a surface thereof to separation forces causin... | 10/07/2003 |
