Sk Innovation Co., Ltd.

Sk Corporation

Sk Energy Co., Ltd.

Korea Research Institute of Chemical Technology

Yonsei University

Korea Conformity Laboratories

Sk Innovation., Ltd.

Ipt Institut Für Prüftechnik Gerätebau Gmbh & Co. Kg

Sun Woong Choi

Seung Hoon Oh

Yong Seung Kim

Gyung Rok Kim

Deuk Soo Park

Suk Joon Kim

Hong Chan Kim

Yong Ki Park

Won Choon Choi

Hee Young Kim

Chul Wee Lee

Do Woan Kim

Dae Hyun Choo

Jong Hyung Lee

Seung Woo Lee

Jae Wook Ryu

Na Young Kang

Hyuck Lee

Sang Hun Oh

Ahn Seop Choi

Sang Il Lee

Kyung Seok Noh

Cheol Joong Kim

Jae Suk Koh

Byeung Soo Lim

Tae Jin Kim

Ji Min Kim

Sung Won Kim

Il Yong Jeong

Tae-Jin Kim

Byoung Mu Chang

Jae Hyun Koh

Il Mo Yang

Bu Sub Song

Kyoung Hak Sung

Eun Kyoung Kim

Sam Ryong Park

Sung Bum Park

Tae Young Jang

Sin Cheol Kang

Do Hyoun Kim

Sun Hyuk Bae

Bum Suk Chun

Byung Won Yoon

Sin Choel Kang

Dong Hyun Cho

Jeong Ri Kim

Kwang An Ko

Sang Yun Han

Min-Sik Ku

Myoung Han Noh

Sang Ho Lee

Sang-Won Kim

Jin Hong Kim

Myungahn Ok

Jae Hyuk Lee

Yo Han Kim

Jisu Jeong

Myung Jun Kim

Sujith Sudevan

Yoon Kyung Lee

Yong Woon Kim

Soo Kil Kang

Gyoo Tae Kim

Jaeho Lee

Do Kyoung Kim

Daeho Shin

Jieun Yoo

Chang Ha Lee

Yong Il Lee

Kyung Jong Oh

Yoon Mang Hwang

Chang Hwan Kim

Seung-Hoon Oh

Kyeong Hak Seong

Hongdae Kim

Young Ki Park

Hoe-Il Chung

Myoung Han No

Min Ki Ahn

Kyoo Sung Park

Hyun Chul Choi

Byoungmu Chang

Gwangbin Moon

Woo Kyung Kim

Woo Young Kim

Kang Seok Go

Seongjun Lee

Gyungrok Kim

Mingyoo Park

Jangjae Lee

Sung-Joon Lee

Young Hwan Chu

Sin-Chul Kang

Suk-Joon Kim

Ahn-Seop Choi

Han Seung Pan

Accelerated outdoor exposure test equipment is disclosed. In the accelerated outdoor exposure test equipment, a specimen is moved for an accelerated outdoor test or an artificial radiation source to irradiate artificial light is moved at sunrise or sunset. Accordingly, the specimen is exposed to natural light such as sunlight during daytime and exposed to artificial light during nighttime.

Accelerated outdoor exposure test equipment

Specific embodiments of the present invention provide a hydrocracking process for converting low value-added heavy hydrocarbon distillates into high value-added hydrocarbon distillates using a supercritical solvent as a medium.

Hydrocracking process of heavy hydrocarbon distillates using supercritical solvent

This invention relates to a method of producing aromatic hydrocarbons and olefin from hydrocarbonaceous oils including large amounts of polycyclic aromatic compounds having two or more rings via partial hydrogenation in the presence of a hydrogenation catalyst and catalytic cracking in the presence of a catalytic cracking catalyst.

Method of producing aromatic hydrocarbons and olefin from hydrocarbonaceous oils comprising large amounts of polycyclic aromatic compounds

This invention relates to a hydrocracking catalyst for preparing valuable light aromatic hydrocarbons from polycyclic aromatic hydrocarbons derived from oil, which includes (i) beta-zeolite, (ii) pseudo-boehmite, and (iii) one or more metals selected from among metals of Groups VIII and VIB, and which further includes a cocatalyst component, thereby producing a maximum amount of BTX (Benzene, Toluene, Xylene) from LCO (Light Cycle Oil).

Hydrocracking catalyst for preparing valuable light aromatic hydrocarbons from polycyclic aromatic hydrocarbons

Disclosed are a molecular sieve catalyst and a preparation method thereof to produce light olefins from cracking naphtha catalytically in severe environments of high temperature and high moisture. In detail, the catalyst is prepared by spray-drying and calcining the mixed slurry, in which 0.01&#x2dc;5.0 wt % of MnOand 1&#x2dc;15 wt % of POare simultaneously imbedded in catalyst which consists of zeolite, clay and inorganic complex. According to the present invention, the method that manganese and phosphate are imbedded simultaneously in zeolite and inorganic complex is used to increases thermal-stability of obtained spherical catalyst, and increase olefin yield of cracking hydrocarbon such as naphtha by protecting acid-site of zeolite. To synthesize the required catalyst, the important procedures are mixing ratio and mixing sequence of Mn, P, zeolite, and inorganic complex.

Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof

Disclosed herein is a method of simultaneously removing sulfur and mercury from a hydrocarbon material, including: hydrotreating the hydrocarbon material containing sulfur and mercury in the presence of a catalyst including a metal supported with a carrier to convert sulfur into hydrogen sulfide, and adsorb mercury on a metal active site or a carrier of the catalyst in the form of mercury sulfide.

Method of simultaneously removing sulfur and mercury from hydrocarbon material using catalyst by means of hydrotreating reaction

The present invention relates to a method for manufacturing aromatic products (benzene/toluene/xylene) and olefinic products from an aromatic-compound-containing oil fraction, whereby it is possible to substitute naphtha as a feedstock for aromatic production and so make stable supply and demand, and it is possible to substantially increase the yield of high-added-value olefinic and high-added-value aromatic components, by providing a method for manufacturing olefinic and aromatic products from light cycle oil comprising a hydrogen-processing reaction step, a catalytic cracking step, an separation step and a transalkylation step, and optionally also comprising a recirculation step.

Method for producing high-added-value aromatic products and olefinic products from an aromatic-compound-containing oil fraction

This invention relates to a method of producing aromatics and light paraffins from hydrocarbonaceous oils derived from oil, coal or wood, including partially saturating and hydrocracking the oils derived from oil in a hydrogenation and reaction area, separating them depending on the number of carbons, recirculating heavy oils having 11 or more carbons to the hydrogenation and reaction area, feeding oils suitable for producing BTX to an aromatic separation process and a transalkylation process to recover aromatics, and feeding hydrocarbonaceous components having 5 or fewer carbons to a light separation process, thus obtaining light paraffins.

Method for producing valuable aromatics and light paraffins from hydrocarbonaceous oils derived from oil, coal or wood

This invention relates to a method of producing aromatics and olefins from oils derived from coal or wood, including partially saturating and cracking the oils derived from coal or wood in a hydrogenation and reaction area, separating them depending on the number of carbons, recirculating heavy oils having 11 or more carbons to the hydrogenation and reaction area, feeding oils suitable for producing BTX to an aromatic separation process and a transalkylation process to recover aromatics, and feeding hydrocarbonaceous components having 5 or less carbons to a light separation process, thus obtaining olefins.

Method of producing valuable aromatics and olefins from hydrocarbonaceous oils derived from coal or wood

Disclosed is a method of manufacturing high quality lube base oil (Group III) from unconverted oil having various properties obtained in a variety of hydrocrackers using improved catalytic dewaxing and hydrofinishing, the method including producing unconverted oil of at least one kind in the same or different hydrocrackers; subjecting the unconverted oil to vacuum distillation; supplying all or part of the distillate fractions to a catalytic dewaxing reactor; supplying the dewaxed oil fraction to a hydrofinishing reactor; and stripping the hydrofinished light oil fraction, wherein make-up hydrogen is supplied upstream of the hydrofinishing reactor to increase hydrogen partial pressure, thereby enabling high quality base oil to be manufactured at high yield under optimal process conditions using unconverted oil produced by hydrocracking under various conditions.

Method of manufacturing high quality lube base oil using unconverted oil

This invention relates to a petroleum refining method for producing high value-added clean petroleum products and aromatics (Benzene/Toluene/Xylene) together, by which low pollution petroleum products including liquefied petroleum gas or low-sulfur gas oil and aromatics can be efficiently produced together from a fluid catalytic cracked oil fraction.

Process for the preparation of clean fuel and aromatics from hydrocarbon mixtures catalytic cracked on fluid bed

Disclosed is a method of simultaneously manufacturing high quality naphthenic base oil and heavy base oil using a single catalyst system, by subjecting an oil fraction (slurry oil or light cycle oil) produced by fluid catalytic cracking and an oil fraction (deasphalted oil) produced by solvent deasphalting to hydrotreating, catalytic dewaxing and hydrofinishing of the single catalyst system, thereby obtaining not only products having low viscosity but also heavy base oil products (150BS) having high viscosity which was impossible to obtain using a conventional catalytic reaction process, and also thereby producing base oil products having different properties using the single catalyst system, thus generating economic benefits and exhibiting superior efficiency.

Method of simultaneously manufacturing high quality naphthenic base oil and heavy base oil

A quenching apparatus for a reactor is disclosed. The quenching apparatus includes a quenching unit () and a mixing unit (). The quenching unit includes fluid distribution pipes () which branch off from a central portion of the quenching unit in radial directions and eject quenching fluid, and one or more first fluid outlets () which are formed through the bottom of the quenching unit. The mixing unit includes inclined baffles (), one or more partitions () and a second fluid outlet (). The inclined baffles are respectively disposed under the first fluid outlets. The partitions partition a space between inner and outer sidewalls of the mixing unit into a plurality of separated spaces in which the inclined baffles are respectively disposed. Fluid guided by the inclined baffles and the partitions is discharged out of the mixing unit through the second fluid outlet.

Quenching apparatus for a reactor

A method of preparing ZSM-5, including: providing a nanocrystalline ZSM-5 seed having a size of 70-150 nm; adding the nanocrystalline ZSM-5 seed to a stock solution including water glass as a silica source, an alumina source, a neutralizer and water to form a reaction mixture; and maintaining the reaction mixture at 150-200&#xb0; C. to crystallize the reaction mixture. The method is advantageous in that ZSM-5 having small and uniform crystal sizes and including no impurities can be synthesized in a short period of time.

Method of preparing ZSM-5 zeolite using nanocrystalline ZSM-5 seeds

The present invention relates to a method for preparing lubricating base oils by using vacuum distilled deasphalted oil, and more specifically, to a method for preparing various kinds of lubricating base oils by distilling a distillate obtained from a solvent deasphalting (SDA) process under reduced pressure to obtain heavy deasphalted oil (H-DAO) and light deasphalted (Lt-DAO) and then treating the H-DAO and the Lt-DAO by catalytic reactions, respectively. According to the present invention, it is possible to obtain heavy lubricating base oil (150BS) of a high viscosity grade which can not be obtained by a known catalytic reaction and a lubricating base oil of group III by hydrogenation, in a high yield, and thus economical efficiency is excellent.

Method for preparing lubricating base oils by using vacuum distilled deasphalted oil

Growing community of inventors

Daejeon, South Korea

Sun Woong Choi