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In Chung, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20090308807 | METHOD OF REMOVING PHOSPHORUS AND/OR NITROGEN - The present invention provides a method of treating wastewater containing phosphorus and/or nitrogen for removing phosphorus and/or nitrogen from the wastewater, including following steps of: (a) introducing wastewater containing phosphorus and/or nitrogen into a an anaerobic reactor, treating the introduced wastewater with anaerobic microorganisms, to produce biogas from organic matters in the wastewater, and then discharging the treated wastewater saturated with carbon dioxide under carbon dioxide partial pressure of 0.2 to 0.5 atm; and (b) injecting the treated wastewater of step (a) into a carbon dioxide stripping apparatus wherein the wastewater is free-fallen to expose the wastewater to ambient condition with carbon dioxide partial pressure of less than 0.001 atm so that carbon dioxide stripping takes place and increase in pH occurs without addition of alkaline substance, and then providing proper pH of 8.4 to 9.6 to form struvite. | 12-17-2009 |
| 20100322839 | NITROGEN-RICH WASTE WATER TREATMENT METHOD AND METHOD FOR PRODUCING STRUVITE - The present invention relates to an efficient method of removing nitrogen and producing struvite from nitrogen-rich wastewater. Additionally, the present invention provides an economical method of removing nitrogen while producing a large quantity of struvite from nitrogen-rich wastewater with an appropriate usage of a solution containing phosphorus ion and a solution containing magnesium ion and/or calcium ion. | 12-23-2010 |
In Jung, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20090324811 | Method for Manufacturing Planar Heating Element Using Carbon Micro-Fibers - A planar heating element using for carbon micro-fibers and its manufacturing method have developed. The high-resistant carbon micro-fibers and carbon powder are efficiently coated to completely replace a conventional heating element using resistance heat of a nichrome wire. A single heating element is possibly formed to have a large width and an ultra thin heating element without temperature restriction by overcoming drawbacks of a carbon powder printed heating element serving as an initial module of the planar heating element. Thus, it is possible to produce the various convenient heating elements or heating modules using DC and AC electricity without restriction by solving problems in installation and use, for example, space restriction, thereby various convenient heating elements. | 12-31-2009 |
| 20100275495 | Dot Sighting Device with Large Caliber - Provided is a dot sighting device with large caliber for binocular vision in which sighting can be performed rapidly and accurately by minimizing parallax. The dot sighting device is attached to and detached from a mount for a heavy machine gun. In addition, by using the dot sighting device with large caliber, a user can rapidly and accurately sight and fire a target by taking into consideration types and characteristics of the target and a distance to the target. | 11-04-2010 |
| 20110099881 | Optical Telescope Sight Combining Dot Sight Mode and Scope Mode - The present invention relates to an optical device for both a dot sight mode and a scope mode, the optical device including: a dot-sight main body which is formed with a dot sight region where a light source and a reflective mirror are installed to display light emitted from the light source as a dot on an external target, and operates in the dot sight mode; and a scope structure which includes an objective lens and an eyepiece lens to magnify and see the external target, and is rotatable inside the dot-sight main body, the scope mode being selected when the scope structure is rotated and inserted in the dot sight region. With this, there is provided an optical device for both a dot sight mode and a scope mode, in which a scope structure is installed to be retractable inside a dot sight device and thus both the dot sight mode and the scope mode are supported, thereby aiming at an external target through quick mode switching, and there is no need for an additional scope device. | 05-05-2011 |
| 20110154713 | Trajectory Adjustment Apparatus - Disclosed is a trajectory correction apparatus arranged between a firearm and a sight, the trajectory correction apparatus including: a trajectory correction device which includes a mount mounted to a firearm body, a moving body having a projection at one side and arranged on an upper side of the mount, a joint shaft rotatably inserted in the moving body, a rotation shaft penetrating in a direction perpendicularly intersecting the joint shaft and installed to the mount, an adjusting member adjusting a vertical rotation angle of the moving body, and a guide plate obliquely formed thereon with a guide groove, in which the projection is inserted, and fastened to one side of the mount to horizontally rotate the moving body as the moving body vertically rotates. | 06-30-2011 |
| 20110284634 | Automatic Correction Apparatus for Trajectory of a Projectile and Correction Method Using the Same - Disclosed is an automatic correction apparatus for a trajectory of a projectile from a firearm of which a sight and a gun barrel are installed in parallel, the apparatus including: a distance measurer which is installed in parallel with the sight and measures distance from a target to be hit; a central processing unit which calculates a correction value for parallelization between the gun barrel and the sight so that a trajectory curve and the target can intersect with each other on the basis of the distance measured by the distance measurer; and a parallelization adjuster which connects the sight and the gun barrel and adjusts axial parallelization between a sight line of the sight and the gun barrel on the basis of the parallelization correction value calculated by the central processing unit. With this, the trajectory of the projectile is automatically corrected in accordance with the distance from the target, and thus quick and correct aiming and firing are possible. | 11-24-2011 |
| 20110288804 | Sighting Apparatus for Remote-Control Shooting System and Sight Alignment Method Using the Same - Disclosed are a sighting apparatus for a remote-control shooting system and a sighting alignment method using the same. The sighting apparatus for a remote-control shooting system including a firearm installed in a firearm platform rotatable in up, down, left and right directions, and an observation camera installed to be position-adjustable in at the firearm platform, the sighting apparatus includes: a sighting unit which is fastened to the firearm with a zeroing unit precisely up, down, left and right adjustable therebetween, and takes a first image as zeroed; and a controller which controls the firearm platform so that an sighting indicator (e.g., a line) of the first image taken by the sighting unit can be aligned with a target, and aims at the target. | 11-24-2011 |
| 20120075696 | Optical Scope - Disclosed is an optical scope including an objective lens, an eyepiece lens, and a reticle, wherein a field lens having negative power is disposed in at least one of a front and a back of the reticle disposed on an image formation surface of the objective lens to increase eye-relief. | 03-29-2012 |
In Ki Jeon, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090013988 | Convection heating unit and heating cooker having the same - A heating cooker including a cooker body having a cooking chamber and a convection heating unit. The convection heating unit includes a convection heater to generate heat, a convection fan to forcibly move the heat generated from the convection heater into the cooking chamber, a convection motor to drive the convection fan, and a convection housing to receive the convection heater and the convection fan. The convection heater and the convection fan are linearly arranged within the convection housing, to allow air introduced into the convection housing to move from the convection fan to the convection heater. This configuration is effective to restrict the transfer of heat from the convection heater to the convection motor. | 01-15-2009 |
In Lee, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20080224308 | SEMICONDUCTOR PACKAGE AND FABRICATING METHOD THEREOF - Provided is a semiconductor device including a substrate, an electrode pad disposed on the substrate, an external terminal disposed on the electrode pad, a container extended from the electrode pad into the external terminal, and a conductive liquid disposed inside the container. The conductive liquid solidifies when exposed to air. When a crack forms in the external terminal, the container suppresses propagation of the crack. Further, if the crack breaches the container, the conductive liquid fills the crack, thereby minimizing further crack propagation and recovering the resistance characteristics of the external terminal prior to the crack formation. A method of forming a semiconductor device including a container having a conductive liquid is also provided. | 09-18-2008 |
In Lee, Hwaseong-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110089575 | MULTICHIP PACKAGE AND METHOD OF MANUFACTURING THE SAME - A semiconductor package includes at least one semiconductor chip mounted to a circuit board and separated from the circuit board by a predetermined distance. A support located between the circuit board and the first semiconductor chip supports the first semiconductor chip. The support has first and second ends fixed with respect to the circuit board and a center portion between the first and second ends to contact the first semiconductor chip. | 04-21-2011 |
In Park, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20100029832 | COMPOSITES COMPRISING POLYMER AND MESOPOROUS SILICATE - Surfactant-templated mesoporous silicates and mesoporous layered silicate clays having certain porosity parameters are used as reinforcing agents for polymers to make composites. The combination of porosity parameters that allows mesoporous silicates to be competitive with organoclays for the reinforcement of engineering polymers include an average mesopore size of at least 4 nm for surfactant-templated mesoporous silicates and least 2 nm for mesoporous layered silicate clays. | 02-04-2010 |
In Park, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20120105910 | CONVERTER AND IMAGE FORMING APPARATUS CONNECTED THERETO - A converter device supplied with a drive power from an image forming apparatus instead of an external device and an image forming apparatus connected to the converter device. The converter device is provided between the image forming apparatus including a power supply port and a USB port and a host device including a parallel port such that data is transmitted and received between the image forming apparatus and the host device. The converter device is connected to the image forming apparatus through the power supply port and a power cable to be supplied with power. The converter device is operated with the supplied power to convert data output from the USB port into data capable of being input to the parallel port or convert data output from the parallel port into data capable of being input to the USB port. | 05-03-2012 |