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| Number | Title | Issue Date |
| 7740423 | Vacuum modulating air control valve apparatus A vacuum modulating air control valve includes a valve body with air intake ports, an output port, and a valve throat. A valve member is slidably mounted within the valve body between open positions relative to the valve throat and a closed position, to which the va... | 06/22/2010 |
| 7360719 | Apparatus for applying loose fill insulation An improved apparatus for applying loose fill insulation generally includes an insulation feed portion and an insulation gun. The insulation feed portion is driven by a motor which is controlled by a clutch and a clutch control circuit. An insulation gun is mounted ... | 04/22/2008 |
| 7347649 | Powder purge tube To supply a powder lacquer sprayer, the coating powder is pressed by a pig through the supply line and, in the process, it is fluidized from the side of the pig which is turned toward the powder. The fluidization air can be led to the powder, for example, by a centr... | 03/25/2008 |
| 7340967 | Device for measuring a mass flow rate of a particulate material A device for measuring a mass flow rate of a flow of particulate material which moves in a predetermined direction. The device includes a weighing cell, a first apparatus, a second apparatus, and a third apparatus. The weighing cell includes a tubular wall and is di... | 03/11/2008 |
| 7329071 | Device for the pneumatic conveying of particulate and powdery bulk material Devices for the pneumatic conveying of particulate and powdery bulk goods to obtain high conveying speeds with low energy expenditure. The devices have a fluidized conveying pipe with fluidizing elements, in which pipe the fabric layers of the fluidizing elements ar... | 02/12/2008 |
| 7270249 | Pneumatic metering apparatus for flowable solids product Apparatus for pneumatically metering flowable solids products to a conveying air stream without using mechanical metering devices. The apparatus includes an eductor receiving product from a hopper and connected to an air supply that is automatically adjustable in re... | 09/18/2007 |
| 7216814 | Apparatus for thermal spray coating A system for thermal spray coating of a particulate material onto a substrate includes a spray gun apparatus having dual vortex chambers for the mixing of fuel gas and oxygen. The apparatus provides a jet flame resulting from a compression wave formed by compressed ... | 05/15/2007 |
| 7195084 | Systems and methods for storing and handling drill cuttings Vessels for selectively holding drilling cuttings material and methods employing such vessels; the vessels, in at least certain aspects, having a body with a hollow container with an interior space for receiving drilling cuttings material and from which the material... | 03/27/2007 |
| 7172685 | Desulfurization system with novel sorbent transfer mechanism A hydrocarbon desulfurization system employing regenerable solid sorbent particulates in a fluidized bed desulfurization reactor. The sulfur-loaded sorbent particulates are continuously withdrawn from the reactor and transferred to a regenerator. A novel solids tran... | 02/06/2007 |
| 7169021 | Arrangement for treating pulpstone surface A method for controlling the water jet sharpening sequence of a pulp grinder is provided, wherein a high-pressure sharpening water jet is directed toward a surface of a pulpstone with a water sharpening apparatus. An actual quality value of the fiber pulp is determi... | 01/30/2007 |
| 7150585 | Process and equipment for the conveyance of powdered material The invention concerns a process and a device (2) for the pneumatic conveyance of powdered material (4), in which a cylindrical chamber (10, 12), which can be connected with a reservoir (6) by a sealable inlet (14, 16) and with a d... | 12/19/2006 |
| 7144203 | Apparatus and method for conveying and vacuuming fibrous insulation material A method and apparatus for conveying and vacuuming fibrous insulation material. A blower provides an air flow stream through an insulation feeder and a conveying hose for application of the insulation. The air flow stream velocity is selectively controlled responsiv... | 12/05/2006 |
| 7144204 | Pneumatic conveyor device and method The invention relates to a device for the pneumatic conveyance of bulk material, including a conveying pipe which defines a conveying path for the bulk material and in portions has a fluidizing pipe segment and a propellant gas source which is connected to the conve... | 12/05/2006 |
| 7134618 | Dry powder injector Methods, processes, and apparatuses for the large scale synthesis of carbon nanostructures are provided. Metal catalysts having small diameter and narrow distribution of particle sizes are prepared and continuously injected as aerosols into a reactor. The metal cata... | 11/14/2006 |
| 7114889 | Powdery particle conveying system and roots blower operating method A powdery particle conveying system is provided in which electric power consumption can be saved when powdery particles are conveyed by use of a roots blower. In the case where the powdery particles are conveyed to a reservoir tank near the roots blower, the frequen... | 10/03/2006 |
| 7104385 | Railroad hopper car unloader A system unloads material, such as bulk quantities of dry product, from a container, such as a railroad hopper car, in a fast and efficient manner. The container defines an interior adapted to contain a product and includes a product discharge section adapted to all... | 09/12/2006 |
| 7101120 | Apparatus and method for controlling fluid flows for pneumatic conveying A system and method providing automatic adjustment of flows used to empty dry material from a pressure pot or hopper. In some embodiments, based on pressure increases in the conveying line that receives the dry material, the flow of conveying-fluid to the conveying ... | 09/05/2006 |
| 7080960 | Apparatus and method for transporting waste materials An apparatus for transporting solid waste drill cuttings material produced in the drilling of an oil or gas well, the apparatus including: a waste supply apparatus; a feeder to transport the material; a pneumatic conveying apparatus to which the material is transfer... | 07/25/2006 |
| 7013909 | Vacuum valve controller The present invention provides a vacuum valve controller for opening and closing a vacuum valve mounted on an end of a pipe of a vacuum system that is part of a vacuum sewage system. A vacuum valve controller includes a pressure sensor for converting a water level o... | 03/21/2006 |
| 6977597 | Vehicle mounted travel surface and weather condition monitoring system A system and apparatus for detecting and evaluating surface conditions on a road surface and atmospheric conditions simultaneously from a vehicle is disclosed. The system comprises a sensor for detecting the presence of deposited material on a road surface, a detect... | 12/20/2005 |
| 6974279 | Ejector, fine solid piece recovery apparatus and fluid conveyor An ejector is configured to generate a high negative pressure capable of sucking and conveying fine metal pieces or chips, such as machinings or cuttings, for example, when using the ejector as a driving source for a fluid conveyor. The ejector includes a convergent... | 12/13/2005 |
| 6964543 | Apparatus and method for conveying and vacuuming fibrous insulation material A method and apparatus for conveying and vacuuming fibrous insulation material. A blower provides an air flow stream through an insulation feeder and a conveying hose for application of the insulation. The air flow stream velocity is selectively controlled responsiv... | 11/15/2005 |
| 6955506 | Device for pneumatic conveying of bulk material, especially granular material A device for pneumatically conveying bulk material has at least one flow limiter arranged in a conveying airstream. The flow limiter has a housing and at least one control member arranged in the housing. The control member controls a flow velocity of the conveying a... | 10/18/2005 |
| 6948887 | Transport container having compartments that can be individually pressurized A container for use in transporting particulate materials includes a plurality of product compartments, with each such compartment having a material outlet in communication therewith through which particulate material in the compartment may be discharged. The contai... | 09/27/2005 |
| 6936092 | Positive pressure drilled cuttings movement systems and methods Methods for moving drilled cuttings, the methods, in certain aspects, including conveying with air under positive pressure, drilled cuttings to flow conduit apparatus; applying air under positive pressure to the flow conduit apparatus to continuously move the drille... | 08/30/2005 |
| 6935813 | Control mechanism, an installation and a method for transporting bulk material, granular material or powdery material through a conveyor line A control mechanism (20; 70) and a method for use in an installation for transporting bulk material, granular material or powdery material through a conveyor line (1) with the aid of a pressurized gaseous medium. The control mechanism (20; 70) i... | 08/30/2005 |
| 6923601 | Conveyor device for particulate material A conveyor apparatus for a particulate material to be conveyed, e.g., a synthetic resin granulate or powder, with a plurality of handling devices (30, 31) for processing the conveyed material, a storage bin (20) for the material to be conveyed, a conve... | 08/02/2005 |
| 6827528 | Method of dynamic transporting of object with flow of carrying medium In a method of dynamic transporting of with a flow of object a carrying medium, action are applied to the carrying medium which are created in an action element during a process of conversion of an energy supplied to it, so that the flow of a carrying medium created... | 12/07/2004 |
| 6588988 | Apparatus for conveying bulk material with vacuum-responsive controlled introduction of a conveying gas An apparatus for conveying bulk material in which a variable amount of a conveying gas may be introduced to the bulk material to be conveyed by a negative pressure of a vacuum conveying system. In a conveying line (4) for the bulk material being transport... | 07/08/2003 |
| 6494645 | Method and device for determining a powder quantity or change in powder quantity in a container The method according to the invention is suitable for determining a powder quantity in a container and for determining a change in powder quantity, i.e. the powder quantity that is supplied from the container(s). The powder is fluidized in the container, ... | 12/17/2002 |
| 6447215 | Method and plant for pneumatic transport of solid particles The present invention provides a method and plant for the pneumatic transportation of solid particles in the form of a diluted phase through a conduit (1), with which the transport air in said conduit is given a velocity which is at most equal to the air ... | 09/10/2002 |
| 6402437 | Process for conveyance of powder materials in hyperdense phase applicable to bypassing obstacles Process for conveyance of a powder material in a hyperdense bed to bypass an obstacle, in which an obstacle bypass device including at least upstream, intermediate and downstream caissons is inserted between two horizontal conveyors, an upstream conveyor,... | 06/11/2002 |
| 6386800 | Method and a device for transporting bulk material A method and device for pneumatically transporting bulk material including a plurality of supply elements spaced along a conveyor line. These elements provide an additional gaseous medium as a booster fluid. The supply elements are automatically and indiv... | 05/14/2002 |
| 6382881 | Process for conveyance of powder materials in a hyperdense bed and potential fluidization device for embodiment of this process Process for conveyance of a powder material (12) in a potential fluidization hyperdense bed using a device comprising at least one air pipe (3) comprising a lower duct (5) for circulation of a fluidization gas (G), an upper duct (7) for circulation of the... | 05/07/2002 |
| 6287056 | Method of operating a pulse flow conveying installation and pulse flow conveying installation for carrying out the method In a method of operating a pulse flow conveying installation (10), which is intended for the conveying of a solid material (33), present in the form of bulk material, by means of a conveying gas, in which pulse flow conveying installation (10) an alternat... | 09/11/2001 |
| 6244833 | Device to increase slurry density Disclosed is a device and method to increase density of slurry transported by slurry pumping systems. A connection is made to the existing slurry pipeline so that a portion of slurry is drawn into the device. Multiple settling chambers are filled and pres... | 06/12/2001 |
| 6210080 | Pneumatic transport and control device for transporting filter rod sections Apparatus for transporting a file of successive filter rod sections lengthwise from a sender (such as a filter rod making machine) to a remote receiver (such as the magazine of a filter tipping machine) has an elongated pneumatic conduit with a section-re... | 04/03/2001 |
| 6176647 | Instrument for measuring mass flow rate of powder, and electrostatic powder coating apparatus utilizing the same A miniaturized, inexpensive instrument for measuring the mass flow rate of powder, which is capable of directly outputting the mass flow rate of powder and whose characteristics are not influenced by the kind and physical properties of the powder. The ins... | 01/23/2001 |
| 6085939 | Method for controlling a device for feeding flowable goods into a transport line A method for controlling a device for feeding dust-like or finely granular flowable material from at least one conveying container into a transport line, wherein the conveying containers for removal of the flowable material are simultaneously supplied wit... | 07/11/2000 |
| 6068428 | Capsule train separation system for fluid capsule pipeline transporation Apparatus for spacing consecutive capsules of solid material traveling as a capsule train in a pipeline in which the capsules are carried by a fluid flowing through the pipeline includes a separation system interposed between upstream and downstream porti... | 05/30/2000 |
