| Patent | Date |
|---|
Micro-grid system with un-interruptible power supply
Grant 11,456,618 - Lee , et al. September 27, 2 | 2022-09-27 |
Black plated steel sheet and manufacturing method therefor
Grant 11,441,219 - Kim , et al. September 13, 2 | 2022-09-13 |
Scr Catalyst Having Excellent Sulfur Tolerance
App 20220226803 - KIM; Joon-Woo ; et al. | 2022-07-21 |
Method For Producing Lithium Compound
App 20220194796 - Kim; Kiyoung ; et al. | 2022-06-23 |
Cathode Additive For Lithium Secondary Battery, Preparation Method Therefor, Cathode For Lithium Secondary Battery, Comprising Same, And Lithium Secondary Battery Comprising Same
App 20220181627 - Park; Jong Il ; et al. | 2022-06-09 |
Lithium Metal Anode, Method For Manufacturing Same, And Lithium Secondary Battery Using Same
App 20220149347 - Bae; Hongyoul ; et al. | 2022-05-12 |
Anode Active Material For Lithium Secondary Battery And Lithium Secondary Battery Comprising Same
App 20220123305 - You; Seung Jae ; et al. | 2022-04-21 |
Cathode Active Material For Lithium Secondary Battery, And Lithium Secondary Battery Comprising Same
App 20220093920 - Nam; Sang Cheol ; et al. | 2022-03-24 |
Method for manufacturing metal lithium
Grant 11,280,012 - Park , et al. March 22, 2 | 2022-03-22 |
Alloy Coated Steel Sheet And Method For Manufacturing Same
App 20220074041 - Yang; Ji Hoon ; et al. | 2022-03-10 |
Method For Producing Negative Electrode Active Material For Lithium Secondary Battery
App 20220077466 - AN; Jung-Chul ; et al. | 2022-03-10 |
All-solid-state Battery And Manufacturing Method Therefor
App 20220069279 - NAM; Sang Cheol ; et al. | 2022-03-03 |
Furnace For Producing Secondary Battery Cathode Material And Method For Firing Secondary Battery Cathode Material
App 20220065534 - JUNG; Keeyoung ; et al. | 2022-03-03 |
Cathode Active Material For Lithium Secondary Battery, And Lithium Secondary Battery Comprising Same
App 20220052336 - Nam; Sang Cheol ; et al. | 2022-02-17 |
Photovoltaic power generation module
Grant 11,251,322 - Tark , et al. February 15, 2 | 2022-02-15 |
Brake disc and manufacturing method therefor
Grant 11,248,671 - Park , et al. February 15, 2 | 2022-02-15 |
Cathode Active Material, Method For Preparing Same, And Lithium Secondary Battery Comprising Same
App 20220045317 - Choi; Kwon Young ; et al. | 2022-02-10 |
Zeolite And Preparation Method Therefor
App 20220033269 - BYEON; Tae Bong ; et al. | 2022-02-03 |
Sodium Secondary Battery Module
App 20220029223 - JUNG; Keeyoung ; et al. | 2022-01-27 |
Positive Electrode Active Material For Rechargeable Lithium Battery, Production Method Therefor And Rechargeable Lithum Battery Comprising Same
App 20220029157 - SONG; Jung Hoon ; et al. | 2022-01-27 |
Method For Manufacturing Needle-shaped Or Rod-shaped Porous Iron Powder And Needle-shaped Or Rod-shaped Porous Iron Powder Manufactured Thereby
App 20220008992 - HAN; Gil-Soo ; et al. | 2022-01-13 |
Cathode Active Material For Lithium Secondary Battery, Preparation Method Therefor, And Lithium Secondary Battery Comprising Same
App 20220006081 - Choi; Kwon Young ; et al. | 2022-01-06 |
Filtering Panel And Photovoltaic Module Including Same
App 20220005963 - Tark; Sung-Ju ; et al. | 2022-01-06 |
Anode Active Material For Lithium Secondary Battery, Method For Preparing Same, And Lithium Secondary Battery Comprising Same
App 20210408527 - Kim; Yong Jung ; et al. | 2021-12-30 |
Positive Pole Active Material For Lithium Secondary Battery And Manufacturing Method Thereof, Lithium Secondary Battery
App 20210376317 - Min; Sung Hwan ; et al. | 2021-12-02 |
Apparatus and method for controlling concentration of oxygen in heating furnace
Grant 11,187,463 - Kim November 30, 2 | 2021-11-30 |
Saggar for firing active material of lithium secondary battery, and method for manufacturing active material using same
Grant 11,152,603 - Park , et al. October 19, 2 | 2021-10-19 |
Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof
Grant 11,136,646 - Choo , et al. October 5, 2 | 2021-10-05 |
Manufacturing Apparatus For Lithium Sulfate And Manufacturing Method Therefor
App 20210300774 - Kim; Juyoung ; et al. | 2021-09-30 |
Method And Apparatus For Reusing Wastewater By Using Reverse Osmosis
App 20210300806 - Kang; Shin-Gyung ; et al. | 2021-09-30 |
Alloy-coated Steel Sheet And Manufacturing Method Therefor
App 20210213710 - YANG; Ji Hoon ; et al. | 2021-07-15 |
All-solid-state Battery, Manufacturing Method Therefor, Secondary Battery Comprising Same And Monolithic Battery Module Comprising Same
App 20210194046 - NAM; Sang Cheol ; et al. | 2021-06-24 |
Black Plated Steel Sheet And Manufacturing Method Thereof
App 20210189552 - LEE; Kyung Hwang ; et al. | 2021-06-24 |
Positive Active Material For Lithium Rechargeable Battery, Manufacturing Method Thereof, And Lithium Rechargeable Battery Including Same Positive Active Material
App 20210184213 - SONG; Jung Hoon ; et al. | 2021-06-17 |
Method For Preparing Cathode Active Material Precursor For Secondary Battery, And Preparation Apparatus Using Same
App 20210163306 - You; Ki Sung ; et al. | 2021-06-03 |
Method For Producing Negative Electrode Active Material For Lithium Secondary Battery, And Lithium Secondary Battery Including The Same
App 20210143425 - An; Jung-Chul ; et al. | 2021-05-13 |
Magnesium Alloy Sheet And Manufacturing Method Thereof
App 20210140017 - Park; Jae Sin ; et al. | 2021-05-13 |
Method For Recovering Nickel And Cobalt From Nickel, Iron, And Cobalt-containing Raw Material
App 20210130926 - LEE; Byong-Pil ; et al. | 2021-05-06 |
Lithium-adsorptive Molded Object And Manufacturing Method Therefor
App 20210094014 - Kuk; Seung Taek ; et al. | 2021-04-01 |
Photovoltaic Power Generation Module
App 20210036172 - Tark; Sung-Ju ; et al. | 2021-02-04 |
Preparation Method For Lithium Phosphate, Preparation Method For Lithium Hydroxide, And Preparation Method For Lithium Carbonate
App 20200407225 - LEE; Hyun Woo ; et al. | 2020-12-31 |
Cathode Active Material For Lithium Secondary Battery And Lithium Secondary Battery Comprising Same
App 20200388842 - Choi; Kwon Young ; et al. | 2020-12-10 |
Cathode Active Material For Lithium Secondary Battery, Method For Manufacturing Same, And Lithium Secondary Battery Comprising Same
App 20200388839 - MIN; Sung Hwan ; et al. | 2020-12-10 |
Alloy-coated Steel Sheet And Manufacturing Method Thereof
App 20200385854 - YANG; Ji Hoon ; et al. | 2020-12-10 |
Apparatus For Producing Precursor Having Concentration Gradient And Material Injection Scheduling Method Therefor
App 20200373556 - RYU; Hwang Yol ; et al. | 2020-11-26 |
Method for separating propylene carbonate in preparing process of polyether carbonate polyol
Grant 10,822,324 - Baik , et al. November 3, 2 | 2020-11-03 |
Method for manufacturing lithium hydroxide and lithium carbonate, and device therefor
Grant 10,759,671 - Park , et al. Sep | 2020-09-01 |
Sagger For Firing Secondary Battery Active Material And Method For Manufacturing Secondary Battery Active Material Using Same
App 20200256620 - Park; Young-Min ; et al. | 2020-08-13 |
Alloy-coated Steel Sheet And Manufacturing Method Therefor
App 20200180272A1 - | 2020-06-11 |
Method for producing lithium hydroxide and lithium carbonate
Grant 10,661,227 - Park , et al. | 2020-05-26 |
Pattern-glass And Solar Light Power Generating Module Comprising Same
App 20200161491A1 - | 2020-05-21 |
Brake Disc And Manufacturing Method Therefor
App 20200116222A1 - | 2020-04-16 |
Steel sheet coated with aluminum-magnesium
Grant 10,619,228 - Yang , et al. | 2020-04-14 |
Dual metal cyanide catalyst, preparation method therefor, and method for preparing polycarbonate polyol by using catalyst
Grant 10,619,006 - Baik , et al. | 2020-04-14 |
Positive Electrode Active Material For Lithium Secondary Battery, Method For Preparing Same, And Lithium Secondary Battery Compr
App 20200106095 - Nam; Sang Cheol ; et al. | 2020-04-02 |
Method For Preparing Cathode Active Material For Secondary Battery And Apparatus For Preparing Cathode Active Material For Secon
App 20200099048 - KIM; Young Sang ; et al. | 2020-03-26 |
Method of preparing core-shell particles
Grant 10,601,035 - Hong , et al. | 2020-03-24 |
High Strength Magnesium Alloy With Excellent Flame Retardancy, And Method For Producing Same
App 20200087757 - PARK; Woo-Jin ; et al. | 2020-03-19 |
Reaction Apparatus And Method
App 20200078747 - You; Ki-Sung | 2020-03-12 |
Medium-low Heat Driven Sodium-based Secondary Battery And Manufacturing Method Therefor
App 20200075991 - JUNG; Keeyoung ; et al. | 2020-03-05 |
Cutter device for processing difficult-to-machine material
Grant 10,576,556 - Park , et al. | 2020-03-03 |
Black Plated Steel Sheet And Manufacturing Method Therefor
App 20200002800 - KIM; Hye Jeong ; et al. | 2020-01-02 |
Cathode Active Material Precursor And Manufacturing Method Thereof, And Cathode Active Material
App 20190372110 - Nam; Sang Cheol ; et al. | 2019-12-05 |
Method For Coating Electrode For Resistance Welding, And Electrode For Resistance Welding
App 20190358734 - Yoon; Sanghoon ; et al. | 2019-11-28 |
Apparatus And Method For Controlling Concentration Of Oxygen In Heating Furnace
App 20190346206 - KIM; Young-IL | 2019-11-14 |
Lithium Metal Anode, Fabrication Method Thererof, And Lithium Secondary Battery Comprising Same Anode
App 20190348668 - KIM; Jin Hong ; et al. | 2019-11-14 |
Cathode Active Material, Method For Preparing Same, And Lithium Secondary Battery Comprising Same
App 20190341599 - LEE; Sang Hyuk ; et al. | 2019-11-07 |
Positive Electrode Active Material, Method For Preparing Same, And Lithium Secondary Battery Comprising Same
App 20190341598 - NAM; Sang Cheol ; et al. | 2019-11-07 |
Method for increasing coke-oven gas
Grant 10,465,123 - Park , et al. No | 2019-11-05 |
Method for Separating Propylene Carbonate in Preparing Process of Polyether Carbonate Polyol
App 20190315706 - Baik; Joon-Hyun ; et al. | 2019-10-17 |
Method And Apparatus For Producing Carbonate
App 20190263670 - JUNG; Woo Chul ; et al. | 2019-08-29 |
Method For Manufacturing Metal Lithium
App 20190264343 - PARK; Woon Kyoung ; et al. | 2019-08-29 |
Method and apparatus for purification of dimethyl carbonate using pervaporation
Grant 10,377,696 - Baik , et al. A | 2019-08-13 |
Method Of Preparing Lithium Compound
App 20190233297 - Kim; Juyoung ; et al. | 2019-08-01 |
Thermal Reduction Apparatus For Metal Production, Gate Device, Condensing System, And Control Method Thereof
App 20190218642 - CHOO; Dong Kyun ; et al. | 2019-07-18 |
Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof
Grant 10,287,651 - Choo , et al. | 2019-05-14 |
Cathode current collector for solid oxide fuel cell, and solid oxide fuel cell comprising same
Grant 10,249,885 - Lee , et al. | 2019-04-02 |
Carbonation device and method of carbonation using the same
Grant 10,239,041 - Chon , et al. | 2019-03-26 |
Dual Metal Cyanide Catalyst, Preparation Method Therefor, And Method For Preparing Polycarbonate Polyol By Using Catalyst
App 20190010284 - BAIK; Joon-Hyun ; et al. | 2019-01-10 |
Gasket For Molten Carbonate Fuel Cell, With Oxide-based Electrolyte Transport-blocking Layer Formed Therein
App 20190013529 - MOON; Ji-Woong ; et al. | 2019-01-10 |
Cutter Device For Processing Difficult-to-machine Material
App 20190009350 - PARK; Kwang Soo ; et al. | 2019-01-10 |
Alloy-coated Steel Sheet And Manufacturing Method Therefor
App 20190001623 - YANG; Ji Hoon ; et al. | 2019-01-03 |
Method Of Preparing Core-shell Particles
App 20180331355 - HONG; Jong Pal ; et al. | 2018-11-15 |
Magnesium-aluminum coated steel sheet
Grant 10,106,866 - Jeong , et al. October 23, 2 | 2018-10-23 |
High-manganese Steel Brake Disk
App 20180283480 - PARK; Kwang-Soo | 2018-10-04 |
Apparatus for manufacturing potassium compound and method of recovering potassium compound from brine
Grant 10,046,302 - Chon , et al. August 14, 2 | 2018-08-14 |
Attachable high-Mn steel brake disk
Grant 10,018,236 - Park , et al. July 10, 2 | 2018-07-10 |
Method for extracting lithium from solution containing lithium
Grant 9,994,931 - Chon , et al. June 12, 2 | 2018-06-12 |
Method For Producing Lithium Hydroxide And Lithium Carbonate
App 20180147531 - PARK; Sung Kook ; et al. | 2018-05-31 |
Method for preparing continuous carbon fiber-reinforced thermoplastic prepreg
Grant 9,873,242 - Bae , et al. January 23, 2 | 2018-01-23 |
Steel pipe socket and method of connecting steel pipe pile and steel pipe column using the same
Grant 9,863,113 - Lee January 9, 2 | 2018-01-09 |
Method And Apparatus For Purification Of Dimethyl Carbonate Using Pervaporation
App 20170349530 - BAIK; Joon-Hyun ; et al. | 2017-12-07 |
Boron recovery apparatus, boron recovery method, and boron recovery system
Grant 9,790,096 - Chon , et al. October 17, 2 | 2017-10-17 |
Steel Sheet Coated With Aluminum-magnesium
App 20170253951 - YANG; Ji Hoon ; et al. | 2017-09-07 |
High-carbon iron-based amorphous alloy using molten pig iron and method of manufacturing the same
Grant 9,752,205 - Kim , et al. September 5, 2 | 2017-09-05 |
Steel sheet coated with aluminum-magnesium
Grant 9,689,057 - Yang , et al. June 27, 2 | 2017-06-27 |
ATTACHABLE HIGH-Mn STEEL BRAKE DISK
App 20170167552 - PARK; Kwang Soo ; et al. | 2017-06-15 |
Method for manufacturing lithium hydroxide and method using same for manufacturing lithium carbonate
Grant 9,598,291 - Chon , et al. March 21, 2 | 2017-03-21 |
Cathode Current Collector For Solid Oxide Fuel Cell, And Solid Oxide Fuel Cell Comprising Same
App 20170005345 - LEE; In-Sung ; et al. | 2017-01-05 |
Magnesium-aluminum Coated Steel Sheet And Manufacturing Method Thereof
App 20160326607 - JEONG; Jae In ; et al. | 2016-11-10 |
Steel Sheet Coated With Aluminum-magnesium, And Method For Manufacturing Same
App 20160194737 - YANG; Ji Hoon ; et al. | 2016-07-07 |
Apparatus For Manufacturing Potassium Compound And Method Of Recovering Potassium Compound From Brine
App 20160184794 - CHON; Uong ; et al. | 2016-06-30 |
Method for preparing dialkyl carbonate
Grant 9,371,269 - Koh , et al. June 21, 2 | 2016-06-21 |
Device For Preparing Core-shell Particles And Method For Preparing Core-shell Particles By Using Same
App 20160133924 - HONG; Jong Pal ; et al. | 2016-05-12 |
Method for preparing dialkyl carbonate
Grant 9,334,228 - Baik , et al. May 10, 2 | 2016-05-10 |
Manufacturing Method Of Lithium-titanium Composite Oxide In Which Different Metals Are Doped, And Lithium-titanium Composite Oxide Manufactured Thereby In Which Different Metals Are Doped
App 20160079594 - CHOI; Su Bong ; et al. | 2016-03-17 |
Thermal Reduction Apparatus For Metal Production, Gate Device, Condensing System, And Control Method Thereof
App 20160069615 - CHOO; Dong Kyun ; et al. | 2016-03-10 |
High-Carbon Iron-Based Amorphous Alloy Using Molten Pig Iron and Method of Manufacturing the Same
App 20160068923 - Kim; Sang-Won ; et al. | 2016-03-10 |
Method for increasing amount of coke oven gas by using carbon dioxide
Grant 9,255,224 - Park , et al. February 9, 2 | 2016-02-09 |
High-carbon iron-based amorphous alloy using molten pig iron and method of manufacturing the same
Grant 9,222,157 - Kim , et al. December 29, 2 | 2015-12-29 |
Method For Preparing Continuous Carbon Fiber-reinforced Thermoplastic Prepreg
App 20150336369 - BAE; Il-Joon ; et al. | 2015-11-26 |
Hard coating layer and method for forming the same
Grant 9,187,648 - Yang , et al. November 17, 2 | 2015-11-17 |
Method of manufacturing iron-based powder
Grant 9,156,090 - Kim , et al. October 13, 2 | 2015-10-13 |
Method for Increasing Coke-Oven Gas
App 20150218458 - Park; Joo Hyoung ; et al. | 2015-08-06 |
Method for Extracting Lithium from Solution Containing Lithium
App 20150197830 - Chon; Uong ; et al. | 2015-07-16 |
Boron Recovery Apparatus, Boron Recovery Method, And Boron Recovery System
App 20150118130 - Chon; Uong ; et al. | 2015-04-30 |
Method for Manufacturing Lithium Hydroxide and Method Using Same for Manufacturing Lithium Carbonate
App 20150071837 - Chon; Uong ; et al. | 2015-03-12 |
Carbonation Device And Method Of Carbonation Using The Same
App 20150023127 - Chon; Uong ; et al. | 2015-01-22 |
Method of extracting lithium with high purity from lithium bearing solution by electrolysis
Grant 8,936,711 - Chon , et al. January 20, 2 | 2015-01-20 |
Steel frame structure using U-shaped composite beam
Grant 8,915,042 - Ahn , et al. December 23, 2 | 2014-12-23 |
Steel Pipe Socket And Method Of Connecting Steel Pipe Pile And Steel Pipe Column Using The Same
App 20140356058 - Lee; Dae Yong | 2014-12-04 |
Method For Extraction Of Lithium From Lithium Bearing Solution
App 20140348734 - Chong; Uong ; et al. | 2014-11-27 |
Method of manufacturing Fe and Ni containing material and cobalt containing material using recycling residue of spent catalyst and method of manufacturing raw material for stainless using the Fe and Ni containing material and method of manufacturing Fe-Ni alloy
Grant 8,882,882 - Lee November 11, 2 | 2014-11-11 |
Method for economical extraction of magnesium, boron and calcium from lithium bearing solution
Grant 8,795,614 - Chon , et al. August 5, 2 | 2014-08-05 |
Method For Producing Biodiesel
App 20140202070 - Kwon; Eilhann ; et al. | 2014-07-24 |
Method for economical extraction of lithium from solution including lithium
Grant 8,778,289 - Chon , et al. July 15, 2 | 2014-07-15 |
Method For Preparing Dialkyl Carbonate
App 20140094621 - KOH; Jae Cheon ; et al. | 2014-04-03 |
Method For Preparing Dialkyl Carbonate
App 20140051880 - BAIK; Joon Hyun ; et al. | 2014-02-20 |
Method for preparing dialkyl carbonate
Grant 8,629,295 - Koh , et al. January 14, 2 | 2014-01-14 |
Hard Coating Layer And Method For Forming The Same
App 20140010972 - YANG; Ji-Hoon ; et al. | 2014-01-09 |
Method for welding hollow structure
Grant 8,590,767 - Chun , et al. November 26, 2 | 2013-11-26 |
Method of manufacturing Fe and Ni containing material, ferronickel mass using the Fe and Ni containing material and method for manufacturing the ferronickel mass
Grant 8,529,658 - Lee September 10, 2 | 2013-09-10 |
Method of Manufacturing Iron-Based Powder
App 20130180360 - Kim; Ha Neul ; et al. | 2013-07-18 |
Hard Coating Layer And Method For Forming The Same
App 20130171474 - YANG; Ji-Hoon ; et al. | 2013-07-04 |
Method Of Extracting Lithium With High Purity From Lithium Bearing Solution By Electrolysis
App 20130146476 - CHON; Uong ; et al. | 2013-06-13 |
Method Of Preparing Olivine Cathod Material For Lithium Secondary Battery
App 20130149227 - CHON; Uong ; et al. | 2013-06-13 |
Method For Economical Extraction Of Lithium From Solution Including Lithium
App 20130129586 - Chon; Uong ; et al. | 2013-05-23 |
Method For Economical Extraction Of Magnesium, Boron And Calcium From Lithium Bearing Solution
App 20130121899 - CHON; Uong ; et al. | 2013-05-16 |
Landmark for position determination of mobile robot and apparatus and method using it
Grant 8,368,759 - Yoo , et al. February 5, 2 | 2013-02-05 |
Method For Welding Hollow Structure
App 20120325894 - CHUN; Chang-Kun ; et al. | 2012-12-27 |
Method For Increasing Amount Of Coke Oven Gas By Using Carbon Dioxide
App 20120305381 - Park; Joo-Hyoung ; et al. | 2012-12-06 |
Method For Preparing Dialkyl Carbonate
App 20120130111 - Koh; Jae Cheon ; et al. | 2012-05-24 |
High manganese duplex stainless steel having superior hot workabilities and method manufacturing thereof
Grant 8,043,446 - Jung , et al. October 25, 2 | 2011-10-25 |
Method of manufacturing Fe and Ni containing material, ferronickel mass using the Fe and Ni containing material and method for manufacturing the ferronickel mass
Grant 8,034,158 - Lee October 11, 2 | 2011-10-11 |
Method of removing mercury from exhaust gas using chlorine compound
Grant 8,017,096 - Shin , et al. September 13, 2 | 2011-09-13 |
Apparatus and method for recovering carbon dioxide from flue gas using ammonia water
Grant 7,981,196 - Kang , et al. July 19, 2 | 2011-07-19 |
Method Of Removing Mercury From Exhaust Gas Using Chlorine Compound
App 20110052468 - Shin; Dong Nam ; et al. | 2011-03-03 |
Double wall structure type mechanically stabilized earth wall system
Grant 7,798,748 - La September 21, 2 | 2010-09-21 |
Strengthening device to increase strength of grout layer
Grant 7,721,494 - Lee May 25, 2 | 2010-05-25 |
Apparatus for manufacturing molten irons to improve operation of fluidized bed type reduction apparatus and manufacturing method using the same
Grant 7,713,329 - Shin , et al. May 11, 2 | 2010-05-11 |
Cold spray apparatus having powder preheating device
Grant 7,654,223 - Kim , et al. February 2, 2 | 2010-02-02 |
Apparatus for manufacturing molten irons to dry and convey iron ores and additives and manufacturing method using the same
Grant 7,588,625 - Nam , et al. September 15, 2 | 2009-09-15 |
Apparatus and methods for treating ballast water by using electrolysis of natural seawater
Grant 7,540,251 - Jung , et al. June 2, 2 | 2009-06-02 |
Method of fabricating dual hole glass ferrules
Grant 7,467,528 - Hwang , et al. December 23, 2 | 2008-12-23 |
Double Wall Structure Type Mechanically Stabilized Earth Wall System
App 20080095585 - La; Seung Min | 2008-04-24 |
Tool, apparatus, and method for welding workpieces
Grant 7,322,508 - Chang , et al. January 29, 2 | 2008-01-29 |
Apparatus for controlling gas layer thickness on the surface of casting rolls in a twin roll strip caster
Grant 7,323,135 - Choi , et al. January 29, 2 | 2008-01-29 |
Apparatus and methods for treating ballast water by using electrolysis of natural seawater
App 20070158208 - Jung; Woo-Chul ; et al. | 2007-07-12 |
Cold spray apparatus having powder preheating device
App 20070137560 - Kim; Hyung-Jun ; et al. | 2007-06-21 |
Strengthening device to increase strength of grout layer
App 20060048471 - Lee; Dae Yong | 2006-03-09 |
Apparatus and method for holding molten metal in continuous hot dip coating of metal strip
Grant 6,984,357 - Kim , et al. January 10, 2 | 2006-01-10 |
High strength steel plate having superior electromagnetic shielding and hot-dip galvanizing properties
Grant 6,939,623 - Kim , et al. September 6, 2 | 2005-09-06 |
Steel plate and a hot dip galvanizing steel plate having superior electric and magnetic shielding property
Grant 6,893,739 - Lee , et al. May 17, 2 | 2005-05-17 |
Martenstic stainless steel having high mechanical strength and corrosion
Grant 6,793,744 - Jung September 21, 2 | 2004-09-21 |
Far-infrared emission powder with antibacterial activity and bio-wave steel plate coated with resin containing same
Grant 6,773,803 - Lee , et al. August 10, 2 | 2004-08-10 |
Fluidized bed breakage prevention system for fluidized bed reduction reactor and method
Grant 6,736,876 - Shin , et al. May 18, 2 | 2004-05-18 |
Apparatus and a method for controlling thickness of a strip in a twin roll strip casting device
Grant 6,408,222 - Kim , et al. June 18, 2 | 2002-06-18 |
Continuous casting method, and device therefor
Grant 6,315,029 - Cho , et al. November 13, 2 | 2001-11-13 |
Process for producing liquid metal and facilities for carrying out the process
Grant 6,235,082 - Kepplinger , et al. May 22, 2 | 2001-05-22 |
High speed tool steel, and manufacturing method therefor
Grant 5,976,277 - Park , et al. November 2, 1 | 1999-11-02 |
Fluidized bed type reduction apparatus for iron ore particles and method for reducing iron ore particles using the apparatus
Grant 5,785,733 - Lee , et al. July 28, 1 | 1998-07-28 |
Process for manufacturing high manganese hot rolled steel sheet without any crack
Grant 5,647,922 - Kim , et al. July 15, 1 | 1997-07-15 |
Process for producing molten pig iron or molten steel pre-products
Grant 5,584,910 - Kepplinger , et al. December 17, 1 | 1996-12-17 |
Apparatus for automatically analyzing liquid test samples
Grant 5,441,699 - So , et al. August 15, 1 | 1995-08-15 |
Heat resistant stainless steel coated by diffusion of aluminum and the coating method thereof
Grant 5,334,416 - Seong , et al. August 2, 1 | 1994-08-02 |
Process for formation of delta-doped quantum well field effect transistor
Grant 5,284,782 - Jeong , et al. February 8, 1 | 1994-02-08 |
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