A vacuum-type powder transfer system capable of quantitatively supplying a constant amount of powder in a wide range from a small amount to a large amount, and a vacuum-type powder transfer method using the vacuum-type powder transfer system are disclosed. In an aspect, the vacuum-type powder transfer system includes a storage part configured to store powder, one or more chamber parts configured to accommodate the powder transferred from the storage part, a hopper part disposed to control fluid communication with the one or more chamber parts, and configured to accommodate the powder transferred from the storage part, and a vacuum pressure forming part configured to provide vacuum pressure to the one or more chamber parts, wherein the powder is split and supplied to the one or more chamber parts or the hopper part.

A vacuum-type powder transfer system capable of quantitatively supplying a constant amount of powder in a wide range from a small amount to a large amount, and a vacuum-type powder transfer method using the vacuum-type powder transfer system are disclosed. In an aspect, the vacuum-type powder transfer system includes a storage part configured to store powder, one or more chamber parts configured to accommodate the powder transferred from the storage part, a hopper part disposed to control fluid communication with the one or more chamber parts, and configured to accommodate the powder transferred from the storage part, and a vacuum pressure forming part configured to provide vacuum pressure to the one or more chamber parts, wherein the powder is split and supplied to the one or more chamber parts or the hopper part.

A suction gun includes a gun head is provided with a material suction port configured to suck a material located in an area for sucking, and an air blowing structure including an air blowing pipe and an air blowing hole provided on a pipe wall of the air blowing pipe. The air blowing hole is configured to blow an air flow so as to blow the material to the material suction port.

A suction gun includes a gun head is provided with a material suction port configured to suck a material located in an area for sucking, and an air blowing structure including an air blowing pipe and an air blowing hole provided on a pipe wall of the air blowing pipe. The air blowing hole is configured to blow an air flow so as to blow the material to the material suction port.

A method and system for trans-loading solid particulates from a hopper to a storage container, by clamping a trough to a discharge gate of the hopper, the trough having an open top, sides, and a bottom, a vacuum pipe extending into the trough, and at least one aerator located on the trough, to which is provided an aerating gas. The method further comprises at least partially evacuating the storage container to cause at least a partial vacuum therein and drawing a vacuum through a conveyor hose connected to the trough.

A method and system for trans-loading solid particulates from a hopper to a storage container, by clamping a trough to a discharge gate of the hopper, the trough having an open top, sides, and a bottom, a vacuum pipe extending into the trough, and at least one aerator located on the trough, to which is provided an aerating gas. The method further comprises at least partially evacuating the storage container to cause at least a partial vacuum therein and drawing a vacuum through a conveyor hose connected to the trough.

To provide a method for quantitatively and stably feeding fine powder and a system for carrying out the method. The present invention is characterized in that a gas transfer type fine powder quantitative feeding method for quantitatively transferring and feeding fine powder filled in a gas transfer type fine powder quantitative feeder to a fine powder using device by a carrier gas, wherein when a mixed fluid of the fine powder and the carrier gas is transferred from the gas transfer type fine powder quantitative feeder to the fine powder using device, a water content in the carrier gas is adjusted to suppress an amount of static electricity that is generated in the mixed fluid.

To provide a method for quantitatively and stably feeding fine powder and a system for carrying out the method. The present invention is characterized in that a gas transfer type fine powder quantitative feeding method for quantitatively transferring and feeding fine powder filled in a gas transfer type fine powder quantitative feeder to a fine powder using device by a carrier gas, wherein when a mixed fluid of the fine powder and the carrier gas is transferred from the gas transfer type fine powder quantitative feeder to the fine powder using device, a water content in the carrier gas is adjusted to suppress an amount of static electricity that is generated in the mixed fluid.

A method of forming a compact includes removing material from a workpiece, transferring metallic dust released during the material removal into a conduit, operating a plurality of slide gates to selectively control movement of the dust from the conduit to either one of a primary collector and a back-up collector, drawing the dust through the conduit to a compactor, and compacting the dust in the compactor.

A method of forming a compact includes removing material from a workpiece, transferring metallic dust released during the material removal into a conduit, operating a plurality of slide gates to selectively control movement of the dust from the conduit to either one of a primary collector and a back-up collector, drawing the dust through the conduit to a compactor, and compacting the dust in the compactor.