baber/WOPTO huggingface dataset:
Patent KR-20000017279-A (KR)
Inventor: MAIGGOBEN KEIBIN MAIKUL
IPC: G01M99/00
Filed: 1999-08-12
Abstract: PURPOSE: An order-based torsional vibration measuring and analyzing tool is provided to measure and estimate a torsional vibration at a vehicle drive line. CONSTITUTION: The tool for measuring and analyzing an order-based torsional vibration of a rotating component at a vehicle drive line comprises a sensor (12) for measuring an instant velocity of a drive line device under the test to generate a velocity signal; a processor (16) electrically coupled to the sensor, for receiving the velocity signal from the sensor to process the velocity signal with a rotational accelerating measurement, wherein the process comprises calculating a size of a rotation acceleration measurement at each predetermined frequency which tracks a rotation order of the rotation device; and a display portion (24) for displaying the size of the rotation acceleration measurement having each rotation order.
Patent KR-20010026374-A (KR)
Inventor: HYUNG YONG U
IPC: H01L21/283
Filed: 1999-09-06
Abstract: PURPOSE: A method for manufacturing a capacitor of a semiconductor device using a tantalum oxide layer as a dielectric layer is provided to increase permittivity of a high dielectric layer and to reduce a leakage current, by sequentially performing annealing processes in an order of a furnace after a rapid thermal process or vice versa, after a high dielectric layer is formed. CONSTITUTION: An insulating layer(42) is formed on a substrate. A conductive plug(46) connected to the substrate is formed on the insulating layer. A storage electrode(48) covering the conductive plug is formed on the insulating layer. An anti-reacting layer(50) is formed on the storage electrode. A dielectric layer(52) is formed on the anti-reacting layer. The first and second annealing processes are performed regarding the resultant structure having the dielectric layer. A plate electrode(58) is formed on the annealed dielectric layer.
Patent KR-19990084081-A (KR)
Title: 인터넷상에서 광고효과를 가지는 포커게임방법
Filed: 1999-09-11
Abstract: 본 발명은 인터넷상에서 광고효과를 가지는 포커게임방법에 관한 것이다. 
     그 방법은 인터넷상의 홈페이지에서 광고효과를 제공하기 위한 방법에 있어서, 상기 홈페이지는 각각이 포커게임용 카드를 하나씩 포함하는 52개의 광고화면들을 저장하거나 또는 광고를 위한 다른 홈페이지들과 링크되며, 사용자의 게임시작 명령에 따라 상기 카드가 포함된 52개의 광고화면들 또는 홈페이지들 중 일곱개를 순차적으로 디스플레이하고, 상기 일곱개의 광고화면이 디스플레이될 때 그에 포함된 카드들을 카드 임시 저장함에 저장하는 제1단계; 상기 카드 임시 저장함에 저장된 카드들을 등록할 것인지를 체크하고, 등록하는 경우, 상기 일곱매의 카드들을 상기 홈페이지의 데이터 베이스에 저장하는 제2단계; 및 상기 등록된 카드와 다른 사용자들이 등록한 카드들을 포커게임 규칙에 따라 순위를 매기고 순위가 가장 높은 사용자에게 경품을 지급하는 제3단계를 포함함을 특징으로 한다. 
     본 발명에 따르면, 광고화면 또는 홈페이지에 포커게임용 카드들을 하나씩 포함시켜, 사용자가 광고를 보면서 카드게임을 즐기도록 함으로써 단순한 광고보기나 경품 타기가 아니고 포커게임을 즐기면서 광고를 보게 되므로 게임의 흥미를 돋우면서 우수한 광고효과를 제공할 수 있다.
Patent KR-20010027883-A (KR)
Inventor: KO JEONG HUN
IPC: H04L12/43
Filed: 1999-09-16
Abstract: PURPOSE: A method for forming ring map data and a method for generating the information related to the isolation and separation of a ring are provided to establish the data of a ring phase, by adopting a duplicate connection list structure in order to easily check the isolation and separation isolation and separation thereof in a two-line ring network. CONSTITUTION: It is checked if the unique number of a from-node equals to that of a to-node(201). If the two numbers equal to each other, the unique number of the to-node is inserted into a list(SqNodeList)(202). If the two numbers do not equal to each other, the unique number of the from-node is stored in a variable(i)(203). The data stored in the variable(i) is compared with the unique number of the to-node(204). If the data does not equal to the unique number of the to-node, the variable(i) is inserted into the list(SqNodeList)(205). If the node is a west node(206), a node in a west direction of the variable(i) is updated(207). If the node an east node, a node in an east direction of the variable(i) is updated(208). If the data equals to the unique number of the to-node, the variable(i) is inserted into the list(SqNodeList)(209).
Patent KR-20010028130-A (KR)
Inventor: SHIN MYEONG SEOP
IPC: H04L29/00
Filed: 1999-09-17
Abstract: PURPOSE: An Internet protocol of personal computer is provided to connect with telephone through the internet network, by arranging an Internet protocol between a USB(Universal Serial Bus) of a personal computer and a telephone. CONSTITUTION: A connection part for telephone(10) transforms an analog signal from a telephone(200) into a digital signal and transforms a digital signal into an analog signal to transmit to the telephone(200). A processing part for voice signal(20) compresses signals produced from the connection part for telephone(10) and extends signals compressed to produce the extended signals to the connection part for telephone(10). A control part(30) controls the compression of the processing part for voice signal(20) and general functions for data transmission. An interface part(40) performs a function of data interface between the control part(30) and a universal serial port of a personal computer(300).
Patent KR-20010036813-A (KR)
Inventor: LEE GEUN HU
IPC: C02F11/12
Filed: 1999-10-12
Abstract: PURPOSE: Disclosed is a sludge dehydrating method that is accompanied by adding fuel oil, surfactant, and solvent having low boiling point to sludge for preparing an emulsion of water/oil tending to promote dehydration efficiency. CONSTITUTION: To achieve this method, wastewater derived sludge is mixed with fuel oil in the ratio of 1:1 to 1:9, and then 1-5 wt.% of a surfactant having 5-15 of HLB value is added to the admixture of sludge and fuel oil. Additionally, a solvent having low boiling point such as alcohols and ketones is added. After mixing, an emulsion of sludge, fuel oil, surfactant, and solvent is dewatered by using conventional mechanical processes such as belt press, filter press, and centrifugal separator.
Patent KR-20010037675-A (KR)
Inventor: CHO GYEONG SEOK
IPC: A61N7/00
Filed: 1999-10-19
Abstract: PURPOSE: An ultrasonic waves remedial and beauty device is provided to minimize heat generation due to increase of resonance resistance in ultrasonic waves oscillation by separating metal plate and metal case for skin contact and providing voltage with fixed period intermittently. CONSTITUTION: The ultrasonic waves remedial and beauty device consists of body part(1) with space part(11) to install control part(2) etc. being installed probe head(3) in one opening part(12), being installed power source switch(24) and lamp (25) for indicating on/off in one side part; control part(2) equipped with ultrasonic waves oscillation circuit part to give ultrasonic waves of fixed frequency to ceramic ultrasonic waves vibration device and power sources providing part to provide fixed voltage to the ultrasonic waves oscillation circuit part; ceramic ultrasonic waves vibration device(4) being vibrated corresponding to generated fixed output signal from ultrasonic waves oscillation circuit part of control part(2), being stuck inner side of probe head(3); the prove head(3) formed with circular metal plate(32) for contacting skin and metal case(31) to fix the metal plate(32) for contacting skin; power source providing interrupt part to interrupt power source voltage give to ultrasonic waves oscillation circuit part with fixed period is installed between ultrasonic waves oscillation circuit part and power source providing part.
Patent KR-20000000433-A (KR)
Inventor: JEONG DONG JIN
IPC: H04Q3/06
Filed: 1999-10-21
Abstract: PURPOSE: A system and method for compatible converting a trunk signal is provided to improve compatibility of trunk signals of E1/T1 type. CONSTITUTION: The system comprises a controller(10), a PLL(12), a look-up table(14) and buffer memories(20, 26). The controller(10) performs a channel matching of trunk signals between E1 and T1 types, converting signal data and signaling bits. The PLL(12) supplies a frequency signal for compatible converting trunk signals of E1/T1 type. The look-up table(14) stores data for converting signal data of trunk signals between E1 and T1 types. The buffer memories(20, 26) reduce frame-phase difference of trunk signals between E1 and T1 types for the controller(10).
Patent KR-20010044981-A (KR)
Inventor: KIM GYEONG SU
IPC: H02K7/10
Filed: 1999-11-01
Abstract: PURPOSE: An AC generator for motor vehicle is provided to prevent deterioration of engine output and waste of electric power by selectively operating the AC generator in accordance with the electric load and driving load required for an engine. CONSTITUTION: An AC generator comprises a generator body(1) having a shaft(2) an end of which is extended outward; a pulley(5) connected to a crank shaft pulley of an engine through a belt(6); and a clutch interposed between the shaft of the generator body and the pulley. The clutch includes an electro-magnet(3) fixed at the outer periphery of the end of the shaft coupled to the rotor of the generator body; and a bearing(4) coupled to the outer periphery of the electro-magnet. The electro-magnet is turned on or off by the signal output from an electronic control unit in accordance with the size of electric load, charged state of a battery and running state of the motor vehicle, so as to rotate the pulley and electro-magnet.
Patent KR-20000035446-A (KR)
Inventor: NAIKI MITSURU
IPC: A61P37/08
Filed: 1999-11-12
Abstract: PURPOSE: A novel suppressive agent against expression of cell adhesion molecules is provided which containing histamine-added immunoglobulin as an effective component, having low incidence of side effects. CONSTITUTION: Histamine-added immunoglobulin, which is an effective component of the pharmaceutical agent is a complex of immunoglobulin and histamine, and can be prepared by mixing of an immunoglobulin component with a histamine component to obtain a substantially homogeneous mixture. In the case of an agent used for human being, it goes without saying that human immunoglobulin may be used as a material and such human immunoglobulin can be obtained from serum or placenta plasma by common methods. In order to secure the safety as a pharmaceutical agent, the standards which are usually stipulated for plasma fraction preparations are to be satisfied. For example, human plasma which is negative to HBs antigen, HCV antibody and HIV antibody is used and is further subjected to a heating treatment to avoid the danger of contamination of hepatitis virus and AIDS virus. The heat treatment is commonly used for inactivation of virus and, for example, a liquid-heat treatment at 60°C for 10 hours, a steam-heat treatment at 60°C for 10 hours, a dry-heat treatment at 65°C for 96 hours, etc. are usually conducted for fractionated plasma preparations. Therefore, the agent is very useful as a suppressive agent against expression of cell adhesion having high safety, which can be used for treatment and prevention of various inflammatory diseases.
Patent KR-20010046607-A (KR)
Inventor: CHOI GIL YONG
IPC: B60J7/043
Filed: 1999-11-13
Abstract: PURPOSE: A sun roof fixing structure improves the rigidity of a car body, reduces manufacturing cost and prevents scratch. CONSTITUTION: A sun roof fixing structure comprises a sun roof frame(20), a fixing plate(30) and a reinforcement panel(40). The sun roof frame(20) is placed inside a roof panel(11) to fix a sun roof to the inner side of the roof panel(11) and has an engaging part(21) on one end thereof. The fixing plate(30) is placed on the upper part of the sun roof frame(20) to fix and support various parts. The reinforcement panel(40) is placed inside a roof rail(50) and has a fixing surface(41) on the front end thereof and a reinforcement part(42) on the middle thereof so as to be engaged with the rear side of the engaging part(21) by a fixing device(60).
Patent KR-20010054673-A (KR)
Inventor: KIM HYUNG SEOB
IPC: A21B1/00
Filed: 1999-12-07
Abstract: PURPOSE: Provided is a rotary automatic baking apparatus comprising a couple of molds that can be opened, shut and rotated and have a fixed shape of patterns. This baking apparatus serves various kinds of neatly patterned bread products at low cost and can be used easily. CONSTITUTION: The apparatus comprises a control part(2) formed at one side of a body for controlling heating temperature of heaters included in molds to 280-320deg.C and cooking time to form the bread under a predetermined condition, a mold part composed of a couple of a first mold(4) and a second mold(5) separated from the body to be rotated from side to side and formed symmetrically with each other to be opened and shut for holding kneaded bread materials, a supporter(3) extended from the top of the body, a rotary axis supporting the rotation of the molds and having a hollow part holding a cable of the heater to prevent the cable of being twisted while rotation of the molds, a fixing device fixing the first and the second molds to the rotary axis with hinge to let the molds be open and shut relatively and a stopper formed at both sides of the supporter for limiting the rotation of the molds.
Patent KR-20010056938-A (KR)
Inventor: KIM JAE YEONG
IPC: H01L21/28
Filed: 1999-12-17
Abstract: PURPOSE: A method for forming a gate electrode of a semiconductor device is provided to permit formation of a gate insulating layer having excellent dielectric characteristics without a change of etching conditions. CONSTITUTION: In the method, an insulating layer(12) having a high dielectric constant is formed on a semiconductor substrate(11), and then a thermal oxide layer(13) is formed thereon. Next, a doped polysilicon layer(14), a transition metal silicide layer(15) and a mask oxide layer(16) are sequentially formed on the thermal oxide layer(13), and then patterned together with the thermal oxide layer(13). The resultantly exposed insulating layer(12) is then etched, so that the gate electrode(20) is formed. An Al2O3 layer or a Ta2O5 layer is preferably used as the insulating layer(12), and a dry etching is used for etching of the insulating layer(12). Since the thermal oxide layer(13) is formed on the insulating layer(12), normal etching conditions can be applied.
Patent KR-20010062995-A (KR)
Inventor: KIM SANG HO
IPC: H04W92/16
Filed: 1999-12-21
Abstract: PURPOSE: A method for operating an interface between a logical node(NodeB) and a radio network controller(RNC) of a universal mobile telecommunication system(UMTS) is provided to reliably and effectively operate the interface between the RNC and the NodeB using an NBAP(NodeB Application Protocol) without the correction of a protocol layer structure for a wireless interface of the conventional UMTS. CONSTITUTION: An RNC-RRC(Radio Resource Control Layer)(50) transmits a control and state report primitive(CPHY-Primitive) to an RNC-NBAP(70) for controlling a NodeB-PHY(Physical Layer)(40). The RNC-NBAP(70) converts the received CPHY-Primitive into an NBAP message and transmits the converted NBAP message to an object NodeB-NBAP(60)(S20). The NodeB-NBAP(60) converts the received message into the CPHY-Primitive and transmits the converted CPHY-Primitive to the NodeB-PHY(40)(S30). The NodeB-PHY(40) receives the CPHY-Primitive from the RNC-RRC(50), drives the NodeB-NBAP(60), and transmits a response to the received CPHY-Primitive to the RNC-RRC(50)(S40-S60).
Patent KR-20010060402-A (KR)
Inventor: HAN SANG MU
IPC: B24D3/00
Filed: 1999-12-21
Abstract: PURPOSE: A grinding stone shaping body for improving initial strength is provided to improve the initial strength of the grinding stone through adding an additive, such as metallic hydroxide. CONSTITUTION: A grinding stone shaping body is formed through mixing more than one kind of metallic hydroxide selected from alkali metal group, and more than one kind of metallic hydroxide selected from alkali earth metal group. Herein, the hydroxide is used for a bonding material for promoting polycondensation of dextrin, and the grinding stone shaping body is formed by using heat from the polycondensation. Herein, a temperature is increased for 70deg.C after adding Ca(OH)2 to the dextrin. Therefore, the heat promotes polycondensation while increasing viscosity of the bonding material. Therefore, combining force of the shaping body is increased to improve initial strength.
Patent KR-20010059228-A (KR)
Inventor: PARK GI YEOP
IPC: H04N1/40
Filed: 1999-12-30
Abstract: PURPOSE: An image sensor for implementing a color image using color filters of two colors is provided to simplify processes for arraying the color filters, and improve light sensitivity because a blue color filter is not used. CONSTITUTION: A unit pixel(200) includes a substrate on which a light sense device(22), an insulator film(24) and a color separation film(26) are formed. Only yellow and cyan color filters are arrayed on a location corresponding to the light sense device(22). A color filter is not arrayed on a region where a color filter of another color has to be arrayed. A signal correction process part(250) receives a signal output from the light sense device(22) that corresponds to each of white, yellow and cyan color filters, and thereby generates an RGB signal for red, green and blue colors. The signal correction process part(250) executes addition, subtraction, division and multiplication in order to improve the quality of a color.
Patent KR-20010059538-A (KR)
Inventor: KIM JEONG HO
IPC: H01L21/28
Filed: 1999-12-30
Abstract: PURPOSE: A method for forming a metal line of a semiconductor device is provided to simplify a manufacturing process by using an organic material and an inorganic material as an insulating layer. CONSTITUTION: A nitride layer(3), an inorganic insulating layer(5), an organic insulating layer(7), a hard mask nitride layer(9), and an organic anti-reflective layer are formed on a lower metal layer(1). A mask pattern is formed by applying and patterning a photoresist thereon. The organic anti-reflective layer, the hard mask nitride layer(9), the organic insulating layer(7), and the inorganic insulating layer(5) are etched by using the mask pattern as a mask. A cleaning process using a wet chemical is performed. A trench mask pattern is formed by applying a photoresist thereon. The hard mask nitride layer(9) and the organic insulating layer(7) are etched. A post-cleaning process using the wet chemical is performed. The exposed nitride layer is removed and a post-cleaning process is performed.
Patent KR-20010066027-A (KR)
Inventor: KIM YUN SEOK
IPC: F01L1/20
Filed: 1999-12-31
Abstract: PURPOSE: A hydraulic lash adjuster is provided to improve the output of an engine and to promote acceleration performance by increasing a lift of an intake valve. CONSTITUTION: A lash adjuster(1) includes a plunger(5) having a low pressure chamber(10) and contacting to a rocker arm(2), a body(6) forming a high pressure chamber(11), a check ball(12) opening and closing the pressure chambers, a plunger spring(15) supporting the check ball, a secondary high pressure chamber(17) formed by a partition(16), an oil path(18) formed along the plunger wall face to be communicated with the high pressure chamber, and a rod(19) lifting up the rocker arm by the hydraulic pressure applied to the secondary high pressure chamber. In the high-speed operation or sudden start of an engine, oil pressure increases remarkably. Then, the rod lifts up the rocker arm and a lift degree of a valve(4) increases. Thus, opening degree of an intake valve increases and a large quantity of intake air flows into a cylinder. Thus, engine output increases and acceleration performance is improved.
Patent KR-20000068582-A (KR)
Title: 원형 하우징용 냉각 또는 가열장치
IPC: F01D25/08
Filed: 1998-07-17
Abstract: 하우징은 그것의 직경을 조절하기 위하여, 특히 로터 블레이드의 끝 부분과 하우징 사이의 유동을 조절하기 위해 가열되거나 냉각된다.  장치는 튜브(1)의 네트워크로 구성되는데, 상기 튜브는 하우징 원주의 보완적인 부분을 덮고 그리고 한 쌍의 분배기(3)와 상기 분배기들 사이의 평행한 튜브(2)로 구성되며, 상기 튜브(2)들은 선택적으로 분배기들 중의 하나 또는 다른 것에 연결되고 그리고 가스를 하우징으로 불어넣기 위한 개구가 튜브들에 제공되어 있다.  튜브(2) 내의 역류 순환은 튜브(2)를 통해서 상당한 거리를 이동함으로써 고온으로 가열되었던 가스와 다른 튜브(2)내에서 하우징상의 어떤 지점으로 훨씬 덜 이동되었던 저온 가스 모두를 공급할 수 있으며, 따라서 하우징의 모든 부분에 공급되는 열을 평형화시킨다.
Patent KR-20000048610-A (KR)
Title: Cultivation device and method of manufacturing same
Inventor: AKAI TATSUO
IPC: A01G25/06
Filed: 1997-09-24
Abstract: PURPOSE: Provided is a cultivating apparatus, which directly supplies nutrient/water to cultivated plants. CONSTITUTION: Nourishment and water are supplied to roots of a cultivated vegetation (30), which are contacted directly with the surfaces of a culvation device (10) composed of finely porous box bodies (12, 13). Thus the cultivation device is obtained, which saves trouble in supplying of nourishment and water and enables saving of water, down-sizing and indoor cultivation.
Patent KR-20000062346-A (KR)
Title: 산성 수성 매질에서의 탄산칼슘의 용도
IPC: D21H17/66
Filed: 1997-12-05
Abstract: 본 발명은 산성지 제조에 충전제로 사용할 수 있는 7 이하, 바람직하게는 6 내지 7, 의 pH를 가지고, 물, 탄산칼슘 및 수용성 칼슘염, 약산, 또는 킬레이트제 및 이들의 혼합물 중의 하나인 산 안정화제로 구성된 산-안정화된 탄산칼슘 슬러리에 관한 것이다. 산 안정화제는 수성 탄산 칼슘 슬러리에 상승된 칼슘 이온 농도와 산성 pH를 제공하기에 충분한 양으로 존재한다. 산 안정화제는 수용성 칼슘 염이며, 일반적으로 1 밀리몰 내지 5몰의 칼슘 이온 농도, 바람직하게는 1밀리몰 내지 120밀리몰의 칼슘 이온 농도를 제공하기에 충분한 양으로 존재한다. 본 발명은, 또한, 산성지 제조에서 제지 펄프에 상기 산 안정화제를 포함하는 산-안정화된 탄산 칼슘 슬러리를 부가하는 단계를 포함하는 충전된 종이를 제조하는 방법 및 본 발명의 방법에 의해 제조된 충전제를 포함하는 산성지에 관한 것이다.
Patent KR-20000070121-A (KR)
Title: 광디스크장치의 신호처리방법 및 광디스크장치
IPC: G11B7/004
Filed: 1998-11-12
Abstract: 정보가 기록되는 랜드영역이 더블스파이럴구조에서 트랙포오매트된 광디스크에 조사하는 메인빔광의 온트랙상태를 즉시 판별하는 광디스크장치 신호처리방법과 광디스크장치 등을 제공하는 것을 목적으로 한다. 제2의 반사광(SB1)과 제3의 반사광(SB2)에 의거하여 제1의 반사광(MB)을 트래킹제어하면서 랜드영역에 대하여 정보를 기록재생할때에, 제1의 2분할 광검출기(21)의 출력에서 얻어지는 제1의 푸시풀신호(PP1)와 제2의 2분할 광검출기(23)의 출력에서 얻어지는 제2의 푸시풀신호(PP2)와의 합계신호(SUM)와 차신호(DIFF)와의 위상을 비교하여 상호간의 위상관계에서 랜드영역을 조사한 제1의 반사광(MB)이 어느쪽의 랜드영역에서의 반사광인지를 판정하는 것이다.
Patent KR-20000076104-A (KR)
Inventor: HAN ZHENGHE
IPC: H01F41/04
Filed: 1998-03-25
Abstract: A method of preparing a metal tube for a length of superconducting wire Inserts superconducting base material into the tube and packs or coils the tube so that a portion of its outer surface would contact another surface. To prevent the portion of the outer surface from sticking to the other surface, the portion is coated with powder material particles suspended in an effectively liquid component before the packing or coiling so that the surfaces do not contact each other. The powder material has a melting point temperature higher than the melting point temperature of the tube and the liquid component evaporates or burns away completely at the temperature that forms the superconducting phase of the superconducting base material.
Patent KR-20000076248-A (KR)
Title: 오팔색 화장품 조성물 및 그 제조방법
IPC: A61Q1/04
Filed: 1998-12-29
Abstract: 본 발명은 안정하며 인간피부에 국부 적용하기에 적합한 오팔색 화장품 조성물과 그 제조 및 사용방법에 관계한다.  본 발명의 조성물은 0.1 내지 50중량%의 수첨 인덴-스티렌-비닐톨루엔 폴리머와 50 내지 99.9중량%의 캐리어를 포함한다.  본 발명의 오팔색 조성물은 0.5 내지 20중량%의 화장품 성분을 더욱 함유할 수 있다.
Patent KR-20010013140-A (KR)
Inventor: TROMBETTA LIBERATORE ANTONIO
IPC: D04H1/70
Filed: 1998-05-28
Abstract: The present invention relates to a process for making a multi-layered absorbent composite web. The web comprises at least a primary material and a secondary material. The primary material comprises apertures wherein fibers from the secondary material are inserted for fluid capture and transport. The secondary material may form a layer on the primary material once the apertures of the primary material are filled. That is, the secondary material may form a layer of material placed adjacent to the bottom surface of the primary material.
Patent KR-20010013308-A (KR)
Inventor: NICOLAU IOAN
IPC: C07C67/055
Filed: 1998-05-15
Abstract: A catalyst is disclosed for the production of vinyl acetate by reaction of ethylene, oxygen and acetic acid comprising a porous support on the porous surfaces of which is deposited metallic copper in a zone surrounded by deposits of catalytically effective amounts of metallic palladium and gold, neither of which is substantially intermingled with said copper. Methods for preparing the catalyst and for synthesizing vinyl acetate utilizing the catalyst are also disclosed.