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| Number | Title | Issue Date |
| 8151394 | Pipeline systems using a reverse flow wye connector A piggable pipeline system is disclosed. One or more pig launcher/receivers may be coupled to a pipeline. At least one fitting may be coupled to the pipeline. The fitting may include a body and at least two passages through the body. The passages are in fluid commun... | 04/10/2012 |
| 7996946 | Cleaning projectile verification system An exiting cleaning projectile verification system for a tube cleaning system includes a tube cleaning system having a control system for controlling the cleaning system, a projectile launcher, a projectile, a tube, and a containment system, the cleaning projectile ... | 08/16/2011 |
| 7698769 | Device to catch and retrieve foam pellets An apparatus for the rapid loading, launching and retrieval of foam pellets for tube cleaning. The apparatus uses a block configuration to allow gravity feed and rapid firing of pellets into tubes. The apparatus includes a hopper feeder attachment, which is self-adj... | 04/20/2010 |
| 7368139 | Aseptic processing system for fruit filling An apparatus for aseptic processing of a viscous food product includes a product tank configured to hold the viscous food product. A first pump is configured to pump the viscous food product from the product tank through a heat exchanger at a given rate. A cleaning ... | 05/06/2008 |
| 7299714 | Telescoping and locking lever arm A telescoping lever arm comprises a tube and a rod. The tube has an opening at one end thereof and has an inner circumferential dimension along the inside thereof. The opening is smaller than the inner circumferential dimension of the tube. The rod has an outer circ... | 11/27/2007 |
| 7231812 | Conduit breach location detector A conduit breach location detector for detecting leaks in a conduit is disclosed. The conduit breach location detector includes a shuttle cage for connection to the conduit. A sounding shuttle is provided in the shuttle cage. A sounding cable may be connected to the... | 06/19/2007 |
| 7055580 | System for cleaning tubes of heat exchangers and cleaning bodies for use in the system In a system for cleaning tubes of tube-bundle type heat exchangers including a plurality of tubes (5) arranged in parallel between two chambers (10a, 10b) and flown through by a fluid medium, in particular crude oil, at a temperatu... | 06/06/2006 |
| 7051950 | Atomizer for coating unit and method for its material supply The atomizer (Z) of an electrostatic coating unit contains a dosing pump (DP) connected between the atomization device (4) and a scrapeable coiled pipe (10) which serves as a space-saving paint supply vessel and which is also situated in the atomizer. ... | 05/30/2006 |
| 7036564 | Cleaning system A cleaning system for cleaning tubing using cleaning balls (20) circulated with the fluid through tubing (8). The system includes a separator (12) having a perforated funnel, which permits the fluid, but not the cleaning balls (20), to pa... | 05/02/2006 |
| 7003838 | Hydraulic pig advance system comprising a control volume chamber containing hydraulic fluid and a force transmitting member This invention relates to a hydraulic pig advance system comprising a control volume chamber containing hydraulic fluid and a force transmitting member. The system further comprises two directional control valves which can be selectively repositioned to cause hydrau... | 02/28/2006 |
| 6945316 | System for cleaning tubes of heat exchangers and cleaning bodies therefor In a system for cleaning tubes of heat exchangers flown through by a fluid medium, in particular crude oil, having a temperature in excess of 120° C., wherein, for cleaning a tube, deposits such as dirt particles or the like adhering to its inner wall are detached ... | 09/20/2005 |
| 6935927 | Blasting method for deburring junction part between main bore and branch bore A method of a blast process for a junction part between a large-diameter main bore tubularly drilled through an article and a small-diameter branch bore branching off at an angle from the main bore inside the article. A pillar-shaped rod is inserted from a first ope... | 08/30/2005 |
| 6913071 | Ball trap with safety-release gate The ball trap of the present invention is configured for connection in a pipeline such that the main flow path of the fluid in the pipeline passes through the ball trap. The ball trap includes a sieve conduit with a safety-release sieve gate. The sieve gate is displ... | 07/05/2005 |
| 6841007 | Method for pipeline filtration A method for cleaning a pipline by providing a filter or a number of filters adapted to reside in the pig launcher of the pipeline. The filters can be used to remove debris and impurities from the fluid flowing in the pipeline during a pigging operation. Alternative... | 01/11/2005 |
| 6789554 | Removing toner from printed material Toner xerographically adhered to a material, such as a sheet of paper, may be removed using a solvent-based or solventless approach. The application of ultrasonic tamping, scraping and brushing may aid in removing toner particles. In a solvent-based approach, a solv... | 09/14/2004 |
| 6728988 | Ball collector for cleaning systems used for fluid conducting tubing In a cleaning system which uses balls made of spongy material for cleaning fluid conducting tubing a ball collector having a housing with inlet and outlet ports, the outlet port having a strainer screen which allows fluid but not the balls to pass, and an access por... | 05/04/2004 |
| 6679949 | Method and device to allow a rigid pig to pass into a flow pipe which requires the use of a hollow flow-constricting device There is disclosed a method and a device to allow a "rigid" pig to pass into an undersea flow pipe in which a hollow flow-constricting device is in use. According to the invention the device is provided with a first pipe branch and a second pipe branch. T... | 01/20/2004 |
| 6537383 | Subsea pig launcher A system for storing pigs and launching them into a pipeline comprises a pig storage barrel having an inlet end and an outlet end and an inside diameter sized to accommodate the pigs, the storage barrel including a pig parking chamber for controlling rele... | 03/25/2003 |
| 6412135 | Exchanger of wall clearing shuttles A shuttle exchanger 22 exchanges a shuttle 19 circulating in a reentrant lumen 13 by actuating a channel selector 27 to alter the path of the shuttle to be exchanged. Following the altered path the to-be-exchanged shuttle impinges on a shuttle 42 stored i... | 07/02/2002 |
| 6391121 | Method of cleaning a heater A method of cleaning tubing in an operating heater, in which the tubing has an inlet and an outlet. While the heater is in operation, a pig is run through the tubing from the inlet to the outlet and then returned to the inlet along return tubing, in paral... | 05/21/2002 |
| 6336238 | Multiple pig subsea pig launcher The pig launcher is installed subsea by coupling it to a launcher manifold. The launcher manifold is installed substantially permanently subsea as a part of a pipeline. The pig launcher includes a dual bore collet connector for coupling to the launcher ma... | 01/08/2002 |
| 6223809 | Screening device for eliminating balls from a coolant line A screening device for eliminating balls (6) for cleaning the tube of a heat exchanger, condenser or the like from a coolant line (7) comprises a screen (2) located in the outlet area of the heat exchanger, able to cover the free cross section of the cool... | 05/01/2001 |
| 6139644 | Method and equipment for launching pigs into undersea pipes This invention relates to a method and equipment whereby a pig (11) launched into a gas injection line (5) can be inserted into a hydrocarbon flow line (2) in a position close to the subsea wellhead or manifold (1) without interrupting the flow of hydroca... | 10/31/2000 |
| 5980645 | Pipeline processing assembly A pipeline processing assembly for a pipeline adapted to convey a fluid from an upstream end of the pipeline to a downstream end of the pipeline. The assembly includes a pipeline pig for removing earthen matter and other debris from inside the pipeline. T... | 11/09/1999 |
| 5941082 | Method of cleaning the cooling loop an air conditioning system and cleaning system therefore A cleaning system which includes a piping system connected between two opposite ends of the cooling loop of an air conditioning system and two opposite ends of a cooling medium reclaiming machine, a first storage tank and a second storage tank respectivel... | 08/24/1999 |
| 5891260 | Product recovery system A product recovery system for recovering product from a pipeline having a supply end and a destination end and having a path of primary product flow from the supply end to the destination end. The product recovery system includes a pig launching station c... | 04/06/1999 |
| 5890531 | Apparatus for the self-cleaning of process tubes Periodic self-cleaning apparatus of use in combination with a process tube which receives a process fluid therethrough such as a tubular reactor to form a looped system having a launching and receiving chamber for a cleaning device or pig which is propell... | 04/06/1999 |
| 5680665 | Ball conditioning, sorting and collecting apparatus for circulating ball cleaning system An apparatus for selectively recirculating, conditioning, sorting and collecting the balls and discharging the bails from a pipe cleaning system utilizing recirculating foam rubber balls includes a housing having a dividing wall defining an inlet chamber ... | 10/28/1997 |
| 5647428 | Recovery of tube cleaners Apparatus and method are provided for removing hard-body cleaners from cooling water downstream of a heat exchanger. The bodies are removed from the cooling water by a screen placed such that water flowing in and out of a container which is open to the at... | 07/15/1997 |
| 5630471 | Apparatus for transferring cleaning bodies for a heat exchange through which can flow a cooling fluid The invention relates to an apparatus for transferring cleaning bodies for a heat exchanger through which can flow a cooling fluid. The apparatus requires in the case of discontinuous operation a minimum number of drives operated with external power and h... | 05/20/1997 |
| 5598889 | Device for recovering solid cleaning materials circulating through a heat exchanger A recovery device comprising a sleeve (21) arranged in the outlet (15S) of a heat exchanger (10) and containing a filter assembly (24) capable of retaining solid cleaning materials (18) circulating through the heat exchanger. The filter assembly (24) comp... | 02/04/1997 |
| 5592990 | Cleaning system for cleaning fluid-conducting tubing A cleaning system for cleaning tubing by balls circulated with the fluid through tubing, includes a ball collector housing having an apertured partition permitting the fluid, but not the balls, to pass therethrough, so that the balls accumulate in the upp... | 01/14/1997 |
| 5518068 | Installations for cleaning tubes by circulating resilient balls The invention relates to an installation for cleaning tubes in a tube assembly (1) such as a heat exchanger or a condenser, which assembly comprises n sections in parallel where n is an integer greater than 1, the tubes being cleaned by circulating balls ... | 05/21/1996 |
| 5450895 | Apparatus for separating balls from fluid, particularly for systems using the balls for cleaning fluid-conducting tubing A cleaning system using balls for cleaning fluid-conducting tubing including separation apparatus for separating the balls before recirculation by ball recirculation apparatus. The separation apparatus includes a conduit having an inlet in flow communicat... | 09/19/1995 |
| 5448795 | Condenser tube cleaner A condenser cleaner, for cleaning a condenser tube having a condenser tube opening using high pressure medium supplied from a high pressure source, comprising a high pressure gun, a penetrator tube, and a sealing mechanism. The penetrator tube has a penet... | 09/12/1995 |
| 5447193 | Apparatus for injecting a volume of liquid into a liquid-conducting system A cleaning system for cleaning liquid-conducting tubing including a plurality of balls, ball recirculation apparatus for recirculating balls and liquid recirculation apparatus for recirculating the liquid used for entraining the balls to the ball recircul... | 09/05/1995 |
| 5444886 | Apparatus for cleaning a piping An apparatus designed to efficiently and positively clean a main piping not only totally, but also partially by the reciprocation of a pig. The cleaning apparatus is provided with a launcher (4) for projecting a pig (1) and a catcher (36) for receiving th... | 08/29/1995 |
| 5442826 | Apparatus for cleaning the inside of a pipe The invention disclosed a method for cleaning a pipe in the inside comprising steps of inserting a pig into a pipe, and reciprocally moving the pig thereafter by aerial vibration to clean the inside of pipe. An apparatus for cleaning a pipe in the inside ... | 08/22/1995 |
| 5437073 | Tube cleaner A tube cleaner (42) for removing deposits from the inner wall of condenser and other types of tubes has scrapers (20) for contacting the inner wall of the tube. The scrapers (20) are adapted to contact the wall so as to form an angle of 90 degrees or less... | 08/01/1995 |
| 5433229 | System for recovering and washing tube cleaning plugs A system for recovering and washing tube cleaning plugs includes a tube cleaning plug recovery sump disposed in a flowing stream of water and a tube washing subsystem located on-shore. The tube cleaning plugs are recovered from the water and conveyed to t... | 07/18/1995 |
