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Lee, Pohang
Choong Yeol Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100263772 | WIRE RODS HAVING SUPERIOR STRENGTH AND DUCTILITY FOR DRAWING AND METHOD FOR MANUFACTURING THE SAME - There are provided a wire rod for drawing having superior strength and ductility and a method for manufacturing the same. The wire rod for drawing comprises, by weight: carbon (C): 0.87 to 1.0%, manganese (Mn): 0.1 to 0.60%, silicon (Si): 0.3 to 1.0%, sulfur (S): 0.010% or less (excluding 0%), phosphorus (P): 0.011% or less (excluding 0%), chromium (Cr): 0.1 to 0.5%, nitrogen (N): 0.007% or less (excluding 0%), and the balance of iron (Fe) and other inevitable impurities, wherein the sum of the Si and Cr contents satisfies the following equation: 0.6≦Si+Cr≦1.2 (the contents of Si and Cr is represented by ‘% by weight’), and the wire rod has a pearlite structure. | 10-21-2010 |
Dai-Boong Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20080310518 | METHOD FOR REDUCING CHANNEL CHANGE TIME OF INTERNET PROTOCOL TELEVISION (IPTV) AND IPTV SERVICE PROVISION SERVER FOR IMPLEMENTING THE SAME - The present invention provides a method for reducing channel change time of an IPTV and an IPTV service provision server for implementing the same, which comprise: determining the type of each of individual channels to be provided to a user and the number of additional intraframes required to be inserted into video data to be provided via the channels; inserting the additional intraframes corresponding to the determined number into the video data; encoding the video data; and transmitting the encoded video data to a first router or a second router according to the determined channel type, before receiving a channel request signal from the user. | 12-18-2008 |
| 20110173670 | METHOD FOR REDUCING CHANNEL CHANGE TIME OF INTERNET PROTOCOL TELEVISION (IPTV) AND IPTV SERVICE PROVISION SERVER FOR IMPLEMENTING THE SAME - The present invention provides a method for reducing channel change time of an IPTV and an IPTV service provision server for implementing the same, which comprise: determining the type of each of individual channels to be provided to a user and the number of additional intraframes required to be inserted into video data to be provided via the channels; inserting the additional intraframes corresponding to the determined number into the video data; encoding the video data; and transmitting the encoded video data to a first router or a second router according to the determined channel type, before receiving a channel request signal from the user. | 07-14-2011 |
Dong Eun Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100031879 | GAS WIPING APPARATUS HAVING MULTIPLE NOZZLES - A gas wiping apparatus is a type of equipment for coating a molten metal onto a steel strip, in which the molten metal solution deposited on the steel strip is wiped to adjust a coating thickness. The gas wiping apparatus includes a body containing a high pressure gas and a multiple nozzle unit disposed at the body to eject the high pressure gas onto a surface of a moving coated steel strip. The surface of the coated steel strip passing through a hot dipping bath filled with the molten metal is wiped by a high speed gas jet. Here, the molten metal is prevented from splashing even at a high-speed and the steel strip can be adjusted in the coating thickness stably and uniformly. | 02-11-2010 |
Duk Lak Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100175795 | Steel Wire Rod for High Strength and High Toughness Spring Having Excellent Cold Workability, Method for Producing the Same and Method for Producing Spring by Using the Same - Provided is a steel wire rod for a high strength and high toughness spring having excellent cold workability, the steel wire rod having a composition comprising: in weight %, C: 0.4 to 0.7%, Si: 1.5 to 3.5%, Mn: 0.3 to 1.0%, Cr: 0.01 to 1.5%, Ni: 0.01 to 1.0%, Cu: 0.01 to 1.0%, B: 0.005 to 0.02%, Al: 0.1% or less, O: 0.0020% or less, P: 0.02% or less, S: 0.02% or less, N: 0.02% or less, remainder Fe, and other unavoidable impurities, having a microstructure formed of ferrite and pearlite, and in which a prior (before cooling) austenite grain size is 8 μm or less. | 07-15-2010 |
| 20110247388 | DIES FOR SHEAR DRAWING - Provided is a die for shear drawing capable of performing continuous drawing and shear deformation at the same time. The die for shear drawing includes a material processing channel in which a material is sheared and drawn while passing therethrough, wherein the processing channel includes an inlet path positioned at a front end thereof, and an outlet path positioned at a rear end thereof, when viewed from a movement direction of a material. The inlet path and the outlet path are connected to intersect a central axes thereof at a certain angle, and the processing channel includes a cross-section reduction segment allowing an outlet cross-sectional area of the outlet path to be smaller than an inlet cross-sectional area of the inlet path to thereby draw out a material from an exit of the outlet path with the material filled therein. | 10-13-2011 |
Haksue Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100020990 | SOUND GENERATOR FOR USE IN PARAMETRIC ARRAY - A sound generator includes a transducer converting electric energy to mechanical energy, a mechanical amplifier mechanically amplifying a vibration generated in a piezoelectric component of the transducer, and a radiation plate radiating a sound wave from a signal amplified by the mechanical amplifier, wherein the radiation plate includes a first step having a height for compensating for a first resonance frequency and a second step having a height for compensating for a second resonance frequency. | 01-28-2010 |
Hyong Jik Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100092330 | ECO-FRIENDLY PB-FREE FREE CUTTING STEEL WITH EXCELLENT MACHINABILITY AND HOT WORKABILITY - There is provided a Pb-free free cutting steel is formed of 0.03 to 0.30 wt % of carbon (C), 0.01 to 0.30 wt % of silicon (Si), 0.2 to 2.0 wt % of manganese (Mn), 0.02 to 0.10 wt % of phosphorus, 0.06 to 0.45 wt % of sulfur (S), 0.04 to 0.20 wt % of bismuth (Bi), 0.04 to 0.20 wt % of tin (Sn), 0.001 to 0.015 wt % of boron (B), 0.001 to 0.010 wt % of nitrogen (N), 0.002 to 0.025 wt % of total oxygen (T[O]), and residual Fe, and unavoidable impurities, wherein S, Bi, S, B, and N satisfy a certain relationship. The steel has excellent machinability no less than conventional free cutting steel including Pb, while being eco-friendly. Also, the steel has excellent hot ductility capable of reducing occurrence of defects on a surface, thereby improving hot rolling workability. | 04-15-2010 |
Hyun-Ju Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20090304667 | Method of Regulating Mammalian Target-of-Rapamycin Activity by Interaction Between Phospholipase D and RHEB - The present invention relates to method of regulating mammalian target-of-rapamycin (mTOR) based on a novel finding of a regulating mechanism of mTOR by a phospholipase D (PLD), and Ras homolog enriched in brain (Rheb). Further, the present invention also relates to a method of screening inhibitors of mTOR, and a method and a composition for treating mTOR-related metabolic diseases by inhibitin mTOR. | 12-10-2009 |
| 20100184636 | Method of Regulating Mammalian Target-of-Rapamycin Activity by Interaction Between Phospholipase D and Raptor - The present invention relates to a method of regulating mammalian target-of-rapamycin (mTOR) by regulating a phospholipase D (PLD) activity that generates a complex with mTOR. Further, the present invention also relates to a method of screening inhibitors of mTOR, and a method and a composition for treating mTOR-related metabolic diseases by inhibiting mTOR. | 07-22-2010 |
Jae Kon Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100092331 | WEATHER-RESISTANT HOT-ROLLED STEEL SHEET SUPERIOR HIGH-STRENGTH, AND MANUFACTURING METHOD - There are provided a high-strength hot-rolled steel sheet having excellent weather resistance used for containers and a method of manufacturing the same. A high-strength hot-rolled steel sheet having excellent weather resistance includes, by weight: C: 0.05 to 0.07%, Mn: 2.5% or less, Nb: 0.04 to 0.06%, Ti: 0.08 to 0.10%, Cu: 0.30 to 0.60%, Cr: 0.5 to 1.0%, and Ni: 0.15 to 0.30%, and the balance of Fe and other inevitable impurities. A method of manufacturing the hot-rolled steel sheet is also provided. A hot-rolled steel sheet provided has weather resistance by addition of Cu, Cr, and Ni and material characteristics of a tensile strength within the range of 800 to 900 MPa and a yield strength within the range of 700 to 800 MPa. | 04-15-2010 |
Jae-Ryung Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20080199723 | Pre-Sealed Steel Sheet With Improved Anti-Corrosion And Weldability And Preparing Method Thereof - Disclosed herein is a weldable pre-sealed steel sheet with improved corrosion resistance and weldability. The pre-sealed steel sheet comprises (a) a metal base, (b) a chromium-free pre-treatment coating layer formed on at least one surface of the metal base, and (c) a pre-sealed resin coating layer formed on at least one surface Chromium-free pretreatment of the chromium-free pretreatment coating layer. Since the weldable pre-sealed steel sheet does not contains heavy metals (e.g., chromium) harmful to humans, it is environmentally friendly. In addition, the weldable pre-sealed steel sheet exhibits superior corrosion resistance, chemical resistance, processability, electrodeposition paintability and adhesiveness after processing, as well as improved weldability. | 08-21-2008 |
| 20100291379 | RESIN COATED STEEL SHEET, RESIN COMPOSITION THEREFOR AND STEEL SHEET TREATMENT COMPOSITION - A resin-coated steel sheet having excellent properties such as electroconductivity, electrostatic earth property, fingerprint resistance, corrosion resistance, solvent resistance, workability, press formability, workability at multi-processed part, electromagnetic shielding property, adhesion, and heat release property, a resin composition and a surface treatment composition therefore are provided. The resin-coated steel sheet comprising a base steel sheet; and a resin-coating film formed of a resin composition on the surfaces of the base steel sheet, the resin composition comprising a main resin/a melamine-based curing agent composition, a pigment, a flatting agent and at least one of a fingerprint-resistant additive and an electroconductive additive is provided. The resin composition and the surface treatment composition comprising polyethylene acrylate resin and/or polyurethane resin, a melamine-based curing agent, a silane coupling agent, a metal silicate compound and a titanium compound are also provided. | 11-18-2010 |
Jeong-Yoon Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20090279505 | SERVICE ZONE SWITCHING METHOD BASED ON LOAD CONSIDERING INTER-CELL INTERFERENCE IN 802.16/WIBRO SYSTEMS - There is provided a method of switching a zone through which services are provided to subscriber stations (SS) in an environment using an FRF-1 zone and an FRF-3 zone based on traffic load of each zone in order to reduce the inter-cell interference in 802.16/WiBro systems. The service zone switching method based on load considering inter-cell interference in 802.16/WiBro systems may be useful to minimize the inter-cell interference, enhance the capacity of cells and improve users' transmission quality in the cells by determining whether the services are provided through one out of an FRF-1 zone (a zone where users in 3 sectors of one cell can use all subchannels) and an FRF-3 zone (a zone where users in each of 3 sectors of one cell can use one third of all subchannels; 3 sectors of one cell use 3 channel group, respectively), which are present in one frame, based on the distribution and traffic load of subscriber stations (SS) present in one cell, which consists of 3 sector units, under the environment of the 802.16/WiBro systems, and providing services through the selected zone. | 11-12-2009 |
Jun-Hyuk Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20080277842 | Apparatus for Manufacturing Molten Irons - An apparatus for manufacturing molten iron includes i) at least one fluidized-bed reduction reactor that reduces and plasticizes iron ore and converts the iron ore into reduced materials, ii) a melter-gasifier into which the reduced ore is charged and oxygen is injected, the melter-gasifier manufacturing molten iron, and iii) a reducing gas supply line that supplies a reducing gas discharged from the melter-gasifier to the fluidized-bed reduction reactor. The fluidized-bed reduction reactor includes a cyclone that is installed in the fluidized-bed reduction reactor to collect fine iron ore. A gas injector, which prevents the fine ore from adhering by injecting gas containing carbon, is connected to the cyclone. | 11-13-2008 |
| 20090008841 | Apparatus for Manufacturing Molten Irons - An apparatus for manufacturing molten iron includes i) at least one fluidized-bed reduction reactor that converts iron ore into reduced materials by reducing and plasticizing the iron ore, ii) a melter-gasifier into which the reduced materials are charged and oxygen is injected such that the melter-gasifier manufactures molten iron, and iii) a reducing gas supply line that supplies a reducing gas discharged from the melter-gasifier into the fluidized-bed reduction reactor. The fluidized-bed reduction reactor includes a gas injector that injects a gas into the fluidized-bed reduction reactor to remove stagnating layers. | 01-08-2009 |
Junyeong Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20120121218 | PHOTONICS CHIP AND OPTICAL APPARATUS INCLUDING THE SAME - Provided are a photonics chip and an optical apparatus including the same. The chip may include a substrate, an optical waveguide, an optical coupler, and a plurality of alignment units. The optical waveguide is formed on the substrate. The optical coupler is formed at the optical waveguide. The alignment units align an optical connector which fixes at least one optical fiber coupled to the optical coupler, on the substrate. | 05-17-2012 |
Mi-Nam Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20090304667 | Method of Regulating Mammalian Target-of-Rapamycin Activity by Interaction Between Phospholipase D and RHEB - The present invention relates to method of regulating mammalian target-of-rapamycin (mTOR) based on a novel finding of a regulating mechanism of mTOR by a phospholipase D (PLD), and Ras homolog enriched in brain (Rheb). Further, the present invention also relates to a method of screening inhibitors of mTOR, and a method and a composition for treating mTOR-related metabolic diseases by inhibitin mTOR. | 12-10-2009 |
| 20100184636 | Method of Regulating Mammalian Target-of-Rapamycin Activity by Interaction Between Phospholipase D and Raptor - The present invention relates to a method of regulating mammalian target-of-rapamycin (mTOR) by regulating a phospholipase D (PLD) activity that generates a complex with mTOR. Further, the present invention also relates to a method of screening inhibitors of mTOR, and a method and a composition for treating mTOR-related metabolic diseases by inhibiting mTOR. | 07-22-2010 |
Moonseub Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20110268261 | METHOD OF USING PREFIX AND SUFFIX FOR IDENTIFYING USER OF A CALLING TERMINAL - The present invention relates to a method that, when users who share one terminal or a plurality of terminals and one calling number or a plurality of calling numbers use individualized database information to utilize communication services, assigns a user identification number that identifies each of the service users in the same user group, attaches the user identification number to the service identification number in the form of a prefix and a suffix, provides the user identification number as a means whereby both an exchange and a server identify a user by the number inputted by the user when a phone is used, and classifies and saves information on each service user, thereby ensuring convenience and security when the user uses communication service. The present invention relates also to a computer-readable recording medium whereon is recorded a program to realize such functions. | 11-03-2011 |
Sang Jin Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20090279096 | APPARATUS AND METHOD FOR ON-LINE DETECTING WELDING PART OF STRIP - There is provided an on-line detection system and method for a weld of a steel strip, which can emit a laser beam onto the surface of a steel strip moving at a high speed and measure the reflectivity of the laser beam reflecting from the same, thereby detecting the weld of the steel strip easily on-line. In the on-line detection system, reflectivity measuring means emits a laser beam onto a moving steel strip and continuously measuring the reflectivity of the laser beam returning from the surface of the steel strip, and signal processing means detects a weld of the steel strip based on change in the reflectivity measured on the weld. | 11-12-2009 |
Sang-Yoon Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20110247734 | Surface Decarburization-Restrained Steel and Manufacturing Method Thereof - Decarburization-restrained steel and manufacturing method thereof are disclosed. Steel includes a boron (B)-concentrated layer formed on its surface to prevent carbon of the steel from being in contact with oxygen in atmosphere to thus restrain decarburization of the steel. The steel includes a boron-concentrated layer with a thickness of 3 mm or larger formed on the surface of the steel. The method of manufacturing decarburization-restrained steel includes cooling steel containing 0.001 wt % to 0.02 wt % of boron (B) at a cooling speed of 0.5° C./s to 25° C./s at an austenite+ferrite two-phase region. | 10-13-2011 |
| 20120037283 | High-Strength, High-Toughness Steel Wire Rod, and Method for Manufacturing Same - Provided are a high-strength, high-toughness steel wire rod and a method of manufacturing the same. The steel wire rod has a composition including 0.07 wt % to 0.14 wt % of aluminum (Al) and nitrogen (N) wherein Al:N (where Al and N denote wt % of each element) is in a range of 15:1 to 25:1. Since a steel wire rod having sufficient strength and toughness improvement effects can be obtained with a simple alloy component, a steel wire rod capable of allowing processing such as cold forging to be performed without an additional heat treatment may be provided. | 02-16-2012 |
| 20120118443 | NON-HEAT TREATED ROLLED STEEL AND DRAWN WIRE ROD WITH EXCELLENT TOUGHNESS, AND METHOD FOR MANUFACTURING THE SAME - There is provided a rolled steel with excellent toughness, a drawn wire rod prepared by drawing the rolled steel, and a method for manufacturing the same, in which even if a heating step is omitted, the toughness of the steel can be improved by securing a degenerated pearlite structure in an internal structure of the rolled steel by controlling a content of Mn among components and cooling conditions, and then preventing C diffusion. The rolled steel according to the present invention includes C: 0.15˜0.30%, Si: 0.1˜0.2%, Mn: 1.8˜3.0%, P: 0.035% or less, S: 0.040% or less, the remainder Fe, and other inevitable impurites, as a percentage of weight, in which the microstucture of the rolled steel is composed of ferrite and pearlite including cementite with 150 nm or less of thickness. | 05-17-2012 |
Seungyong Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20120121202 | Methods and Apparatus for De-blurring Images Using Lucky Frames - A sharp frame and a blurred frame are detected from among a plurality of frames. A blur kernel is estimated. The blur kernel represents a motion-transform between the sharp frame and the blurred frame. Using the blur kernel, a static region measure for the sharp frame and the blurred frame is estimated. A de-blurred frame is generated by replacing one or more pixels of the blurred frame as indicated by the static region measure. | 05-17-2012 |
Sunghak Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20090297396 | FABRICATION METHOD OF ALLOY PARTS BY METAL INJECTION MOLDING AND THE ALLOY PARTS - Provided is a method of manufacturing a part and the part capable of manufacturing a high value-added precision part having a low sintering temperature, a good hardness, and a good productivity at a low cost. The method includes steps of: mixing a material of from 40 to 75 wt % selected from the group consisting of Fe and a combination of Fe and Co, a material of 20 wt % or more selected from the group consisting of W, Mo, Cr, Nb, V, and Ni, a material of from 2 to 14 wt % selected from the group consisting of B, C, Cu, and Si, alloy powder having a composition including unavoidable impurities, and a binder; performing an injection molding on the mixture to form the injection moldings to have a shape of the part; removing the binder from the injection moldings; and sintering the injection moldings from which the binder is removed. | 12-03-2009 |
Tae-Kyeong Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20110125324 | ROBOT CLEANER AND CONTROLLING METHOD OF THE SAME - A robot cleaner and a method of controlling a robot cleaner are provided. The robot cleaner is capable of automatically compensating for and adjusting a moving angle and a position using an appropriate sensor and control algorithm while performing a cleaning operation in a relatively large space. This may reduce a position error, allow a cleaning region to be effectively identified as a region to be cleaned or a region having already been cleaned, thus improving cleaning performance and efficiency. | 05-26-2011 |
| 20120106829 | ROBOT CLEANER AND CONTROLLING METHOD OF THE SAME - A robot cleaner and a method for controlling the same are provided. A region to be cleaned may be divided into a plurality of sectors based on detection data collected by a detecting device, and a partial map for each sector may be generated. A full map of the cleaning region may then be generated based on a position of a partial map with respect to each sector, and a topological relationship between the partial maps. Based on the full map, the robot cleaner may recognize its position, allowing the entire region to be completely cleaned, and allowing the robot cleaner to rapidly move to sectors that have not yet been cleaned. | 05-03-2012 |
Tae Woo Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20100258219 | High-Strength Steel Sheet with Excellent Low Temperature Toughness and Manufacturing Method Thereof - There is provided a high-strength steel plate having acicular ferrite and bainite as a main microstructure and an austenite/martensite (M & A) as a second phase under the control of a cooling rate above the austenite transformation temperature. The high-strength steel plate comprises: carbon (C): 0.03 to 0.10 wt %, silicon (Si): 0.1 to 0.4 wt %, manganese (Mn): 1.8 wt % or less, nickel (Ni): 1.0 wt % or less, titanium (Ti): 0.005 to 0.03 wt %, niobium (Nb): 0.02 to 0.10 wt %, aluminum (Al): 0.01 to 0.05 wt %, calcium (Ca): 0.006 wt % or less, nitrogen (N): 0.001 to 0.006 wt %, phosphorus (P): 0.02 wt % or less, sulfur (S): 0.005 wt % or less, and the balance of iron (Fe) and other inevitable impurities. The method for manufacturing a high-strength steel plate may be useful to economically and effectively manufacture a high strength steel, which is able to secure excellent properties such as high strength and high toughness since the acicular ferrite and bainite may be effectively formed without adding expensive elements such as molybdenum (Mo). | 10-14-2010 |
Yong Jik Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20110294697 | SYSTEM FOR DETECTNG PROTEASE - Disclosed is a system for detecting a protease inside a cell. In one embodiment, the system includes a chimeric protein that comprises as covalently linked components: 1) at least one optionally masked signal protein; 2) at least one protease-specific cleavage site; and 3) at least one detectable amino acid sequence. The invention has a wide spectrum of applications including use in the detection of novel protease inhibitors inside cells and tissue. | 12-01-2011 |
You-Hwan Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20120037283 | High-Strength, High-Toughness Steel Wire Rod, and Method for Manufacturing Same - Provided are a high-strength, high-toughness steel wire rod and a method of manufacturing the same. The steel wire rod has a composition including 0.07 wt % to 0.14 wt % of aluminum (Al) and nitrogen (N) wherein Al:N (where Al and N denote wt % of each element) is in a range of 15:1 to 25:1. Since a steel wire rod having sufficient strength and toughness improvement effects can be obtained with a simple alloy component, a steel wire rod capable of allowing processing such as cold forging to be performed without an additional heat treatment may be provided. | 02-16-2012 |
| 20120118443 | NON-HEAT TREATED ROLLED STEEL AND DRAWN WIRE ROD WITH EXCELLENT TOUGHNESS, AND METHOD FOR MANUFACTURING THE SAME - There is provided a rolled steel with excellent toughness, a drawn wire rod prepared by drawing the rolled steel, and a method for manufacturing the same, in which even if a heating step is omitted, the toughness of the steel can be improved by securing a degenerated pearlite structure in an internal structure of the rolled steel by controlling a content of Mn among components and cooling conditions, and then preventing C diffusion. The rolled steel according to the present invention includes C: 0.15˜0.30%, Si: 0.1˜0.2%, Mn: 1.8˜3.0%, P: 0.035% or less, S: 0.040% or less, the remainder Fe, and other inevitable impurites, as a percentage of weight, in which the microstucture of the rolled steel is composed of ferrite and pearlite including cementite with 150 nm or less of thickness. | 05-17-2012 |
Young Bong Lee, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20080307968 | Apparatus and Method for Recovering Carbon Dioxide from Flue Gas Using Ammonia Water - An apparatus and method for absorbing and recovering carbon dioxide from flue gas using ammonia water as an absorbent, including an absorption column and a circulation cooler connected to the absorption column so that a high-temperature absorbent is recovered from the absorption column, cooled to a preset temperature, and then supplied again into the absorption column, in order to dissipate absorptive heat generated when carbon dioxide is absorbed from the flue gas. | 12-18-2008 |