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8167517 |
Pump with suction and pressure control for dry particulate material
A pump for particulate material includes a pump chamber wherein material flows into the pump chamber under negative pressure and flows out of the pump chamber under positive pressure. A plurality...
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8113745 |
Pressure tank, an device for feeding powder to a conveying pipe, and its feeding method, and method for determining feeding intervals of powder to the conveying pipe
A pressure tank having a simple structure to intermittently feed powder to a conveying pipe, and a method for determining the intervals for feeding the powder to the conveying pipe. The pressure...
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7891315 |
Powder supply system
The invention relates to a powder supply system (1) for supplying a processing apparatus (2) with a granular substance (3). In this arrangement the powder supply system (1) includes a main...
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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...
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7731456 |
Dense phase pump with open loop control
A pump for particulate material includes a pump chamber wherein material flows into the pump chamber under negative pressure and flows out of the pump chamber under positive pressure. A plurality...
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7683271 |
System for accurately weighing solids and control mechanism for same
A system for accurately weighing a mass of material, including a closed chamber (20) having a gas inlet (22) and a gas outlet (24). A scale (30) is disposed in the closed chamber (20). An inert gas...
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7524146 |
Pneumatic uneven flow factoring for particulate matter distribution system
A system is provided for distributing particulate matter. The system includes at least two conduits, each conduit extending from a common first position adjacent a source of particulate matter to a...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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5906858 |
Method and apparatus for conveying a pulverulent material by means of an injector
An injector for conveying a pulverulent material is supplied with entraining air via a line and with dosing air via another line. Dosing air and entraining air are kept constant in their total rate...
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5813801 |
Dense phase particulate conveying system and method with continuous air leakage management
A continuous dense phase conveying system and method regulates and modulates the volume of gas flowing at a low velocity within a material conveying pipe. In response to air volume leakage through...
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5775851 |
Method for operating a conveyor pipeline with dense phase conveying, and apparatus for performing the method
The present invention relates to a method for operating a conveyor pipeline with pneumatic compact-flow conveying, and to an apparatus for performing the method. In this compact-flow conveying, a...
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5738467 |
Apparatus for the feeding of articles at variable speeds
An air-conveying apparatus for moving articles along a path of travel at varying speeds comprises in combination a pneumatic conveyor for supporting the articles, a fan operatively coupled to the...
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5702209 |
Powder feed device, especially for powder coating material
A powder feed device, especially for powder coating material, with an injector (2), in which a partial vacuum is created by a feed air stream according to the principle of a Venturi pipe and powder...
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5538365 |
Two-pressure, pneumatic conveying system for rod-like articles with partial air venting
In a pneumatic filter rod conveying system a vent (12) is in the line (10) close to the distributor (2). This enables a relatively high pressure gradient to be established, with resultant high...
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5522555 |
Dry powder dispersion system
A powder dispersion system, including a powder disperser and a control unit, supplies a controlled particle stream to a particle sizing system, instrument, or other processing device. The powder...
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5494381 |
Apparatus and method for pneumatically conveying bulk materials
A bulk material conveying system includes a closed chamber having an inlet and an outlet and a conveyor communicating with the chamber outlet for receiving bulk material from the chamber. A...
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5491913 |
Control system for the suction line relief valve of a hydraulic dredge
A control system for the suction line relief valve of a hydraulic dredge is disclosed. The system includes a relief valve actuator which is hydraulically operated; a hydraulic pump powered by a...
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5487624 |
Powder feeding apparatus, electrostatic powder coating apparatus and powder flow-rate measuring apparatus
A powder feeding apparatus which has a substantially simplified structure compared to conventional powder feeding apparatuses and which can be easily installed, without requiring any substantial...
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5407305 |
Continuous dense phase conveying method utilizing high pressure gas at predetermined gas pressures within a conveying pipe
A continuous dense phase conveying method and apparatus, for conveying large quantities of dry bulk material through a material conveying pipe, feed particulate material into the conveying pipe and...
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5397062 |
Device for setting a prescribed gas quantity
A device is proposed which has a nozzle, in particular constructed to resemble a Laval nozzle, as a control device for setting a prescribed fluid mass flow and in which for the purpose of varying...
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5269635 |
Slurry processing unit
By utilizing two inlet pumps and one discharge pump, and controlling the speed of the discharge pump, the pressure in a slurry processing unit can be controlled to facilitate measurement and...
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5252007 |
Apparatus for facilitating solids transport in a pneumatic conveying line and associated method
An apparatus for facilitating solids transport in a pneumatic conveying l. The apparatus reduces the velocity of a gas within the pneumatic conveying line. The following describes a preferred...
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5247722 |
Method and apparatus for pneumatically introducing fiber to a fiber processing machine
An apparatus for pneumatically delivering fiber tufts to a fiber processing machine includes a duct; a blower having a pressure side communicating with the duct for pneumatically driving fiber...
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5224802 |
Method and apparatus for controlling the infeed of air into the conveyor conduit of a pneumatic conveyor installation
In a method of controlling the infeed of air from an auxiliary conduit of a pneumatic conveyor installation into a tubular conveyor conduit into which compressed gas is introduced from a connecting...
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5178496 |
Method and apparatus for conveying solid particles to abrasive cutting apparatuses
A method and apparatus conveys solid particles from a supply device to a charging device for charging free-flowing cutting jets. Positive charging of the cutting jets even when located at a greater...
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5155976 |
Conveyor system of dust containers used in tall buildings
In a conveyor system of dust containers for using in a building, particularly an apartment house, dust discarded from respective houses is contained in a cylindrical polysheet, which is clipped at...
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5143485 |
Transport air control
A method of operating a pneumatic transport system in a process line of a spinning mill, wherein fiber flocks are transported through ducts by means fo airflows generated by fans and these airflows...
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5071289 |
Particulate delivery system
A system for delivering a particulate material has a closed storage hopper for the material, the hopper having a bottom hopper outlet and a check valve connected to a top portion of the chamber for...
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5069243 |
Liquid level control system
A liquid level valve control system includes pressure responsive means compring a first chamber containing a first diaphragm having a port for applying pressure; bleed means enabling air to pass...
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5056962 |
Method of sampling solid materials and sampling system to execute the method
A method and the related system for sampling solid materials. Materials as continuously manufactured from a compression molding machine are sampled at fixed intervals and the materials thus sampled...
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5053203 |
Installation for the fluidized-bed catalytic cracking of a hydrocarbon feedstock
The invention relates to an installation for the fluidized-bed cracking of a hydrocarbon feedstock.In accordance with the invention recycling of the regenerated catalyst particles to the intake of...
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5018910 |
Process for increasing the quantity of powder dispensed in a powder coating system, as well as powder coating system
In a powder coating system wherein the powder is introduced via a feed conduit from the feed point to a mixing chamber, a pressure gradient oriented against the chamber is produced along the feed...
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4993886 |
Air regulating unit, process for regulating air flow, and use of a lifting body in such a system
The new invention concerns the regulation of air volume in a conveying system comprising an air collecting line (37) in which the air volume and the corresponding air velocity, respectively, is...
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4975100 |
Particle separator device and apparatus for the pneumatic conveyance of granular materials
The present invention relates to a particle separator device which comprises a centrifugal separator with a loading duct, a duct for discharging the agglomerated particles and a duct for the...
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