| Patent | Date |
|---|
Process for reducing haze in heavy base oil and hydroisomerization catalyst system having reduced haze
Grant 10,544,374 - Kim , et al. Ja | 2020-01-28 |
Catalyst containing metal cluster in structurally collapsed zeolite, and use thereof
Grant 10,406,510 - Choi , et al. Sept | 2019-09-10 |
Catalyst for producing hydrogenated biodiesel and method of producing the same
Grant 10,385,277 - Lee , et al. A | 2019-08-20 |
Catalyst containing metal cluster in structurally collapsed zeolite, and use thereof
Grant 10,155,219 - Choi , et al. Dec | 2018-12-18 |
Hydroprocessing Catalyst And Method For Preparing Same
App 20180154343 - LEE; Sang Il ; et al. | 2018-06-07 |
Process for Reducing Haze in Heavy Base Oil and Hydroisomerization Catalyst System Having Reduced Haze
App 20170306251 - Kim; Do Kyoung ; et al. | 2017-10-26 |
Method of preparing an activated EU-2 zeolite
Grant 9,782,760 - Lee , et al. October 10, 2 | 2017-10-10 |
Method Of Preparing An Activated Eu-2 Zeolite
App 20170259251 - LEE; Yoon Kyung ; et al. | 2017-09-14 |
Activated EU-2 zeolite and use thereof
Grant 9,687,828 - Lee , et al. June 27, 2 | 2017-06-27 |
Hydrocracking process of heavy hydrocarbon distillates using supercritical solvent
Grant 9,550,947 - Ryu , et al. January 24, 2 | 2017-01-24 |
Catalyst For Producing Hydrogenated Biodiesel And Method Of Producing The Same
App 20160369172 - Lee; Sang Il ; et al. | 2016-12-22 |
Hydroprocessing Catalyst And Method For Preparing Same
App 20160339416 - LEE; Sang Il ; et al. | 2016-11-24 |
Hydrocracking catalyst for preparing valuable light aromatic hydrocarbons from polycyclic aromatic hydrocarbons
Grant 9,283,553 - Kim , et al. March 15, 2 | 2016-03-15 |
Catalyst Containing Metal Cluster In Structurally Collapsed Zeolite, And Use Thereof
App 20160051971 - CHOI; Min Kee ; et al. | 2016-02-25 |
Method for reducing the amount of organic acids in a hydrocarbon oil fraction
Grant 9,127,215 - Choi , et al. September 8, 2 | 2015-09-08 |
Activated Eu-2 Zeolite And Use Thereof
App 20150112110 - LEE; Yoon Kyung ; et al. | 2015-04-23 |
Method of simultaneously removing sulfur and mercury from hydrocarbon material using catalyst by means of hydrotreating reaction
Grant 8,980,082 - Kim , et al. March 17, 2 | 2015-03-17 |
Method for producing valuable aromatics and light paraffins from hydrocarbonaceous oils derived from oil, coal or wood
Grant 8,962,900 - Kim , et al. February 24, 2 | 2015-02-24 |
Method for producing high value aromatics and olefin from light cycle oil produced by a fluidized catalytic cracking process
Grant 8,912,377 - Kim , et al. December 16, 2 | 2014-12-16 |
Method of simultaneously manufacturing high quality naphthenic base oil and heavy base oil
Grant 8,911,613 - Noh , et al. December 16, 2 | 2014-12-16 |
Method for preparing lubricating base oils by using vacuum distilled deasphalted oil
Grant 8,834,706 - Noh , et al. September 16, 2 | 2014-09-16 |
Method Of Producing Aromatic Hydrocarbons From Byproducts Of Aromatic Carboxylic Acid And/or Aromatic Carboxylic Acid Alkylester Preparation Processes
App 20140179967 - Lee; Sang Il ; et al. | 2014-06-26 |
Metal Phosphorus Compound For Preparing Biodiesel And Method For Preparing Biodiesel Using The Same
App 20140150332 - Lee; Sang Il ; et al. | 2014-06-05 |
Method of Simultaneously Removing Sulfur and Mercury from Hydrocarbon Material Using Catalyst by Means of Hydrotreating Reaction
App 20130313165 - Kim; Do Kyoung ; et al. | 2013-11-28 |
Process for manufacturing high quality naphthenic base oils
Grant 8,585,889 - Kim , et al. November 19, 2 | 2013-11-19 |
Hydrocracking Process Of Heavy Hydrocarbon Distillates Using Supercritical Solvent
App 20130284639 - Ryu; Jae Wook ; et al. | 2013-10-31 |
Method for Reducing the Amount of Organic Acids in a Hydrocarbon Oil Fraction
App 20130289328 - Choi; Jin Kyu ; et al. | 2013-10-31 |
The Method For Producing Valuable Aromatics And Light Paraffins From Hydrocarbonaceous Oils Derived From Oil, Coal Or Wood
App 20130267744 - Kim; Hong Chan ; et al. | 2013-10-10 |
Hydroprocessing Catalyst And Method For Preparing Same
App 20130267409 - Lee; Sang Il ; et al. | 2013-10-10 |
Hydrocracking Catalyst For Preparing Valuable Light Aromatic Hydrocarbons From Polycyclic Aromatic Hydrocarbons
App 20130210611 - Kim; Do Woan ; et al. | 2013-08-15 |
Exhaust gas purifying device for diesel engine
Grant 8,506,892 - Kim , et al. August 13, 2 | 2013-08-13 |
Method For Preparing Lubricating Base Oils By Using Vacuum Distilled Deasphalted Oil
App 20130105359 - Noh; Kyung Seok ; et al. | 2013-05-02 |
Method Of Simultaneously Manufacturing High Quality Naphthenic Base Oil And Heavy Base Oil
App 20130048537 - Noh; Kyung Seok ; et al. | 2013-02-28 |
Catalyst For Producing Hydrogenated Biodiesel And Method Of Producing The Same
App 20120323056 - Lee; Sang Il ; et al. | 2012-12-20 |
Method For Producing High Value Aromatics And Olefin From Light Cycle Oil Produced By A Fluidized Catalytic Cracking Process
App 20110207979 - Kim; Cheol Joong ; et al. | 2011-08-25 |
Process For Manufacturing High Quality Naphthenic Base Oils
App 20110089080 - Kim; Chang Kuk ; et al. | 2011-04-21 |
Exhaust Gas Purifying Device for Diesel Engine
App 20090288400 - Kim; Yong-Woo ; et al. | 2009-11-26 |
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