baber/WOPTO huggingface dataset:
Patent KR-20020042132-A (KR)
Title: A method for detecting leakage of intake system of turbo-charged engine and a system thereof
Inventor: KIM JUN HOE
IPC: G01M3/26
Filed: 2000-11-30
Abstract: PURPOSE: A method and system is provided to accurately detect abnormality of engine in an early stage by diagnosing and warning the leakage of intake air pressure formed through the turbo-charger. CONSTITUTION: A system comprises a first open/shut-off unit(150) installed at a rear pipeline(140) of a turbo-charger(120), and which opens/shuts off the rear pipeline in accordance with a control signal; a second open/shut-off unit(155) installed at a front pipeline(140) of an intake manifold, and which opens/shuts off the front pipeline in accordance with a control signal; a pressure detection unit(145) installed at the pipeline between the first open/shut-off unit and the second open/shut-off unit, and which detects the pressure of the pipeline; and an engine control unit(160) for transmitting a control signal to the first and second open/shut-off units in accordance with the engine operation state, and judging the existence of intake air leakage based on the data input from the pressure detection unit.
Patent KR-20020044253-A (KR)
Title: Apparatus for changing multi-rods of tapping machine
Inventor: CHOI BYEONG GUK
IPC: C21B7/12
Filed: 2000-12-05
Abstract: PURPOSE: An apparatus for replacing a multistage rod of a tap hole opener is provided to settle problems of safety accidents of workers generated during replacement of the rod, and prevent operation accidents and subsequent facility accidents by promptly replacing the front part of the rod, thereby opening the tap hole. CONSTITUTION: In a tap hole opener used for digging a tap hole through which molten materials inside a blast furnace are discharged into the outside, the apparatus for replacing a multistage rod of the tap hole opener is characterized in that replacement rods(10) having a certain length on the front of which a drill bit(5) is mounted and rod members(20) are prepared by dividing the middle part of a digging rod of the tap hole opener, a plurality of the replacement rods(10) are vertically stacked side by side on a stacking rack(40) which is prepared in the upper side of a tap hole opener frame(260), a rod mounting part(60) is equipped in the lower side of the stacking rack(40) so as to move the replacement rod(10) to the front of the rod members(20) by fetching the replacement rods(10) one by one from the stacking rack(40) in case that replacement of the drill bit(5) is required, and coupling means are equipped at connection side surfaces of the replacement rods(10) and the rod members(20) to connect the replacement rods(10) to the rod members(20), thereby opening the tap hole.
Patent KR-20020047376-A (KR)
Title: Disk brake cooling method for vehicle
Inventor: LEE DONG WON
IPC: F16D65/847
Filed: 2000-12-13
Abstract: PURPOSE: A cooling method of a disk brake for a vehicle is provided to improve driving experience by cooling the disk brake with supplying air from an air spoiler through an air duct to the disk brake, and to prevent accidents by improving braking force. CONSTITUTION: Air is streamed into an air spoiler(10) installed at the side of a vehicle, and supplied through an air duct(20) to a disk brake(30). The end of the air duct is placed for the disk brake, and the other end of the air duct is combined with the air spoiler. A caliper(40) is mounted in the disk brake. Air during traveling is moved into the air spoiler, and discharged through the air duct to the disk brake. The disk brake is cooled with discharging air through the air duct. Driving experience and operation are improved with reducing noise in braking. Collision and accidents are prevented with increasing braking force.
Patent KR-20020050895-A (KR)
Title: Fabrics made from Polyester Mixtured Yarn and Its Process
Inventor: KIM IK SU
IPC: D03D15/567
Filed: 2000-12-22
Abstract: PURPOSE: A process of preparing a polyester yarn fabric by subjecting raw polyester fabric to relaxing processing at temperature in which a shrinkage rate is within 5% is provided, thereby sufficiently maintaining bulkiness and drape properties while minimizing the shrinkage rate in the process for producing. CONSTITUTION: A polyester fabric is characterized in that processed shrinkage or shrinkage of fabric width is 5% or less when raw fabric is subjected to relax processing at 130deg.C, and an area reduction rate of the finished fabric to raw fabric is within 20%. Raw yarn for manufacture of the polyester fabric satisfies the following boiling water shrinkage characteristics: (A) hot water shrinkage rate(BWS) after the twist-setting by heat treating of a combined filament core yarn:-10 to 6%, (B) difference in a core yarn and sheath yarn after the twist-setting by heat treating:3% or more.
Patent KR-20020051168-A (KR)
Title: A diagnosing equipment for portable flame monitoring facilities
Inventor: MUN SANG HUN
IPC: F23N5/02
Filed: 2000-12-22
Abstract: PURPOSE: A movable diagnosis apparatus for a flame monitoring facility is provided to reduce the time and cost in the maintenance and perform the stable driving of the burner facility. CONSTITUTION: A movable diagnosis apparatus for a flame monitoring facility is composed of a power source(10), a frame scanner(20), an amplifier(30), and a state display(40). The power source(10) converts the input voltage into the required voltage and provides the converted voltage for each module. The flame scanner(20) detects the amount of ultraviolet ray spectrum from the flame with a detector installed in the field. The amplifier(30) amplifies the detected signal from the flame scanner to read the signal. The state display(40) indicates the facility condition according to the amplified signals with the indicator, an indicating lamp, and a digital display.
Patent KR-20020051220-A (KR)
Title: Automatic adjusting device for an angle of irradiation of head lamp
Inventor: YOON YU SIK
IPC: B60Q1/08
Filed: 2000-12-22
Abstract: PURPOSE: A device for automatically controlling a radiation angle of a headlamp is provided to automatically and properly control a forward lighting angle according to a vehicle speed without influencing on drivers of other vehicles, thereby improving the convenience and the safety. CONSTITUTION: A device for automatically controlling a radiation angle of a headlamp includes a sensing part(22) for sensing a position of a preceding vehicle on the same or right lane or an opposite lane by using an ultrasonic wave sensor(20), a vehicle speed detecting part(6) for detecting a current vehicle speed on the basis of signals input from a vehicle sensor(5), a switch(12) for controlling the turning on or off of a headlamp(14) according to the on/off of a headlamp switch(16), and an electronic control unit(ECU;8) for sensing a signal to a relay(10) according to the signals output from the sensing part and the vehicle speed detecting part for automatically controlling a radiation angle of the headlamp.
Patent KR-20020055457-A (KR)
Title: Method and apparatus for creating and managing the cyber academy in cyberspace
Inventor: KIM YEONG JUN
IPC: G06Q50/00
Filed: 2000-12-28
Abstract: PURPOSE: A cyber academy building and operation system and method is provided to enable academy members and general persons to actively participate in activities of a society, to objectively assess research papers, and to exchange specialized views among experts over the cyber academy so that it can reduce a man power, a cost and a time. CONSTITUTION: The system comprises an operation server(142), a program storage(144), and a database(146). The operation server(142), connected to the program storage(144) and the database(146), controls an operation of the program storage(144), manages I/O data to or from the database(146), and has a function of communicating with a plurality of society members and general users. The program storage(144) offers selectively a CAB(Cyber Academy Builder) program or a utility program under a control of the operation server(142). The program storage(144) can store a billing program for billing a participation fee for an academic conference hosted by the cyber academy. The database(146) includes a member database(146_1), a paper database(146_2), an academy database(146_3), a cyber academy database(146_4), and an ID and password database(146_5). The paper database(146_2) stores papers, moving pictures, lecture documents or other data publicized at academic conferences hosted by the cyber academy. The academy database(146_3) includes data on each academy affiliated to the cyber academy, such as an academy name, an establishment day, a contact point or an address. The cyber academy database(146_4) stores papers and related data publicized at academic conferences which, after the conferences are finished, are transferred to the paper database(146_2) according to a request of the corresponding academy. The ID and password database(146_5) stores temporary IDs and passwords for paper presenters, paper assessors or audience, and original IDs and passwords for the academies.
Patent KR-20020055095-A (KR)
Title: A rotation preventing structure of piston-ring
Inventor: LEE HYEONG JU
IPC: F02F5/00
Filed: 2000-12-28
Abstract: PURPOSE: A rotation of a piston ring is prevented by superposing end gap of piston ring, thereby preventing leakage of combustion gas. CONSTITUTION: A protrusion member is formed in piston ring groove(1) of a piston(104). A spring is installed in groove lower face(1-2) and groove upper face(1-1) of the piston ring(100), and a locker cup(5) surrounds end part of the spring(3). A locker groove(9) is formed in the piston ring to prevent rotation of the piston ring. As the locker cup and the locker groove are fixed by each other, the rotation of the piston ring is prevented.
Patent KR-20020056335-A (KR)
Title: Cavity syructure for oven range
Inventor: JUNG BYEONG HWA
IPC: F24C7/00
Filed: 2000-12-29
Abstract: PURPOSE: A structure of a cavity for a microwave oven is provided to reduce manufacturing cost by forming a body of the cavity with a low-priced cold rolled steel and coating the inner surface of the body with a teflon. CONSTITUTION: A cavity(22) is coupled to the inside of a main body(21). A magnetron(24) is installed in the side surface of the cavity(22). A heater(26) is installed in the upper side of the cavity(22). A body(22a) of the cavity(22) is formed with a cold rolled steel. A teflon film(22b) is coated with the inner surface of the body(22a).
Patent KR-20020058288-A (KR)
Title: Manufacturing method for semiconductor device
Inventor: KIM YU CHANG
IPC: H01L21/28
Filed: 2000-12-29
Abstract: PURPOSE: A fabrication method of semiconductor devices using dual damascene is provided to improve an etch profile of a via contact hole and a trench and a throughput. CONSTITUTION: After forming a lower insulator(101) on a substrate, a first metal line(103) is formed on the lower insulator. A first etch stopper(105), a first interlayer dielectric(107), a second etch stopper(109), a second interlayer dielectric(111), a third etch stopper(113) and a first organic anti-reflection layer are sequentially formed. A via contact hole is formed to expose the first metal line(103) by using a first photoresist pattern. After removing the first organic anti-reflection layer, a second organic anti-reflection layer(121) is formed at bottom of the via contact hole. A trench is formed by etching the second organic anti-reflection layer(121), the third etch stopper and the second interlayer dielectric using a second photoresist pattern(123) as a mask.
Patent KR-20020053680-A (KR)
Inventor: KIM YEOUNG ORK
IPC: G08G1/096
Filed: 2000-12-26
Abstract: PURPOSE: A method for indicating remaining time of a signal lamp is provided to indicate a processing state of the signal lamp to a driver and a pedestrian by displaying the remaining time of each color signal lamp on an auxiliary signal lamp. CONSTITUTION: A signal lamp is formed with a blue color signal lamp, a red color signal lamp, a yellow color signal lamp, and a direction indicating signal lamp in order to indicate a traveling state to a driver. In order to display the remaining time of each color signal lamp of the signal lamp, an auxiliary signal lamp is used. Namely, the auxiliary signal lamp indicates the remaining time by using numbers. The numbers indicating remaining time are displayed on the auxiliary signal lamp whenever each color signal lamp or the directional indicating signal lamp is turned on.
Patent KR-20010023069-A (KR)
Title: 글루포시네이트의 제조방법 및 이를 위한 중간 생성물
IPC: C07F9/30
Filed: 1998-08-08
Abstract: 본 발명은, 메틸포스포러스 화합물 II를 불포화 케토 화합물 III을 사용하여 부가물(IV)을 수득한 후, 스트레커 합성의 조건하에 반응시키고, 최종적으로 α-아미노니트릴(V)의 가수분해 단계로 이루어진 다단계 합성법으로 제조될 수 있는 글루포시네이트 및 이의 2-메틸 동종체에 관한 것이다: 
     (단계 1) 
     반응식 1 
     
       
     
     (단계 2) 
     반응식 2 
     
       
     
     (단계 3) (V)를 가수분해시켜 글루포시네이트를 수득한다. 
     가공 조건 및 기재에 따라, 다양한 화합물이 부가물(IV)로서 정의될 수 있다.
Patent KR-20010032291-A (KR)
Title: 컴퓨터로 구현한 제품 가격결정 도구
IPC: G06Q10/02
Filed: 1998-11-19
Abstract: 본 발명은 수요 확률에 기초한 제품 값결정 방법이다.  제품은 제품의 부품 확인과 표준 및 비표준 제품을 제공하기 위해 그 부품들을 여러 가지 조합으로 조립하는 방법으로 설계된다.  부품들은 표준 제품의 공개가격은 물론 수요 확률을 고려한 알고리즘을 사용하여 값이 결정된다.  부품값들은 제품값을 결정하기 위해 더해지고, 가격을 결정하거나 주문이행 결정을 하는데 사용된다.
Patent KR-20010032662-A (KR)
IPC: C08L101/00
Filed: 1998-12-02
Abstract: 본 발명은, 비-극성 열가소성 탄성중합체, 열가소성 폴리우레탄(TPU), 염소 함유 중합체, 불소 함유 중합체, 폴리에스테르, 아크릴로니트릴-부타디엔-스티렌 공중합체, 스티렌-아크릴로니트릴 공중합체, 스티렌-말레산 무수물 공중합체, 폴리아세탈, 폴리카보네이트, 폴리페닐렌 산화물에서 선택된 극성 열가소성 중합체, 및 적당한 상용화제를 포함하는 상용화된 배합물에 관한 것이다.
Patent KR-20010040411-A (KR)
Title: 신용 카드 시스템 및 방법
IPC: G07F7/08
Filed: 1999-03-25
Abstract: 추가적인 제한 사용 신용 카드 번호(126)나 카드를 제공하기 위한 추가적인 특징을 가지는 신용 카드 시스템(100)이 공개된다. 이 번호나 카드는 단일 거래용으로 사용될 수 있고, 그래서 이 번호나 카드의 부정 재사용에 대한 잠재적 위험을 감소시킨다. 신용 카드 시스템은 전화나 인터넷 등과 같이 카드 비제시 거래용 장치를 발견한다. 또한, 단일 사용 신용 카드가 카드 제시 거래용으로 사용될 때, 소위 "스키밍(skimming)" 부정 행위가 제거된다. 여러 다른 특징이 신용 카드 시스템을 향상시켜서, 정교한 암호화 기술을 사용함으로서 안정적인 거래를 할 수 있다.
Patent KR-20010086247-A (KR)
Title: 5-치환 피리미딘-2-일옥시 카르복실산 유도체, 그의 제조및 엔도셀린 길항제로서의 그의 용도
IPC: A61K31/505
Filed: 1999-02-05
Abstract: 본 발명은 하기 화학식 (I)의 카르복실산 유도체, 그의 생리학적으로 상용성있는 염 및 순수 에난티오머 및 순수 부분입체이성질체 형태에 관한 것이다.  신규 화합물은 특별히 엔도셀린 길항제로서 질병을 치료하는데 적합하다. 
     <화학식 I> 
     
       
     
     식 중, R 1 은 테트라졸 또는 하기 화학식 (1)의 기이고; 
     R 2 및 R 3 는 수소, 히드록실, NH 2 , NH(C 1 -C 4 -알킬), N(C 1 -C 4 -알킬) 2 , 할로겐, C 1 -C 4 -알킬, C 2 -C 4 -알케닐, C 2 -C 4 -알키닐, C 1 -C 4 -히드록시알킬, C 1 -C 4 -알콕시, C 1 -C 4 -할로겐 알킬, C 1 -C 4 -알콕시, C 1 -C 4 -할로겐 알콕시 또는 C 1 -C 4 -알킬티오이고; 
     X는 할로겐, C 1 -C 4 -할로겐 알킬, 히드록실이고; 
     R 4 및 R 5 는 페닐 또는 나프틸, 직접 결합, 메틸렌, 에틸렌, 또는 에테닐렌기, 산소 또는 황 원자 또는 SO 2 -NH 또는 N-알킬기를 통하여 오르토 위치에서 결합하는 페닐 또는 나프틸, C 3 -C 7 -시클로알킬, 또는 5-원 또는 6-원 헤테로방향족이고; 
     R 6 은 수소, 페닐 또는 나프틸, 5 또는 6-원 헤테로방향족, C 1 -C 8 -알킬, C 3 -C 6 -알케닐, C 3 -C 6 -알키닐 또는 C 3 -C 8 -시클로알킬 (라디칼은 1번 이상 치환될 수 있음)이되, 단 Z이 단일 결합을 나타내지 않으면 R 6 은 오직 수소만 나타낼 수 있고; 
     Z은 황, 산소 원자 또는 단일결합이다. 
     <화학식 1> 
     
       
     
     식 중, R은 라디칼 OR 7 , 하기 화학식 (2), 하기 화학식 (3), 피롤릴, 피라졸릴, 이미다졸릴 및 트리졸릴과 같은 질소 원자에 의해 결합되는 5-원 헤테로방향족이다. 
     <화학식 2> 
     
       
     
     <화학식 3>
Patent KR-20010053210-A (KR)
Title: 모델 예측 제어를 사용하는 반도체 제조에서 불연속적인부분들의 제조를 제어하는 시스템 및 방법
IPC: H01L21/66
Filed: 1998-12-18
Abstract: 본 발명은 모델 예측 제어를 사용하는 반도체 웨이퍼의 제조를 제어하는 시스템과 방법에 관한 것이다. 일실시예에 따르면, 상기 제조 툴의 툴 출력은 제 1 웨이퍼 런에 기반을 두고 판단된다. 상기 툴 출력을 사용하여, 후속하는 웨이퍼 런에 대한 툴 입력은 툴 출력을 툴 프로세스 상태와 관련시키고 툴 프로세스 상태를 툴 입력과 이전의 툴 프로세스 상태와 관련시키는 모델에 기반을 둔 최적화 방정식을 최소화시킴으로써 판단된다. 상기 툴 입력은 제 2 웨이퍼 런 동안에 상기 제조 툴로 제공된다. 상기와 같은 방법으로, 상기 툴 또는 툴 에이지에 의한 처리는 후속하는 런 동안에 상기 툴 입력을 판단하는 것에 고려된다. 상기 처리는 궁극적으로 형성된 반도체 디바이스의 특성과 런-대-런으로부터의 툴 출력의 편차들을 감소시킬 수 있다. 상기 툴은, 예를 들면 런 동안에 CMP 툴과 관련된 청소-이후 웨이퍼층 두께인 상기 툴 출력과 청소 시간인 상기 툴 입력을 구비한 화학적 기계적 청소 툴일 것이다.
Patent KR-20020069705-A (KR)
Title: Mixer
Inventor: KIM SOON MOON
IPC: A47J43/04
Filed: 2001-02-27
Abstract: PURPOSE: A blender is provided to effectively mix a relatively large amount of food at one time by virtue of stable support and rotating structure. CONSTITUTION: The blender comprises a lower base body(50) containing a motor(30); a mixing container(35) containing a blade(33); an upper housing(20) between the lower base body and the mixing container to cover the lower base body and support the mixing container; a U-shaped fixing handle rotatably installed at certain two positions of the upper housing to compress the mixing container and a cap(36); and a rotating unit(100) for rotating and elastically lifting the handle, which is coupled to both sides of the upper housing with a bearing.
Patent KR-20020072067-A (KR)
Title: Integration system for giving information relating to tour for internet user
Inventor: BYUN DAE JUNG
Filed: 2001-03-08
Abstract: PURPOSE: A total system for providing the travel information is provided to maximize the reliability and the satisfaction of the use as well as to make the user rapidly get the convenient information by providing the travel related information in real time or as a one-stop service. CONSTITUTION: The user searches the best information such as a country or a city selected by peoples of the world, a travel information database for confirming the transportation, the communication and the visa, a travel site information database for searching the travel site information easily by clicking a map, a travel portal database for connecting to a useful site such as an airport, an airline and a travel agency, a travel package database and a customized travel product. The registered user easily uses the information provided to the non-registered user(S4-S9) and at the same time reserves the travel site, the air ticket and the lodging in real time(S10), and search a my page for receiving the reservation detail and the information from an operator(S11), and a member room for providing the travel related information to the users.
Patent KR-20020072409-A (KR)
Title: Lactobacillus for improving egg weight and environmental condition
Inventor: KIM SANG HO
IPC: C12N1/20
Filed: 2001-03-09
Abstract: PURPOSE: Provided are lactic acid bacteria isolated from the caecum of poultry and a feed for poultry containing them. The lactic acid bacteria have tolerance to both acid and bile, and increase the average weight of eggs and the egg laying rate of poultry. CONSTITUTION: Lactobacillus crispatus avihen 1(KFCC-11197) and Lactobacillus vaginalis avihen 2(KFCC-11198) isolated from the caecum of poultry have improved acid tolerance and bile tolerance, increase the average weight of eggs and the egg laying rate of poultry, and decrease the generation of ammonia gas from feces of poultry. The feed for poultry contains the Lactobacillus crispatus avihen 1(KFCC-11195) and Lactobacillus vaginalis avihen 2(KFCC-11196) in the amount of 104 to 107 cfu/g of the feed.
Patent KR-20020072943-A (KR)
Title: production and distribution system of mutiple e-money for prevention for users's information flew-out of e-commerce
Inventor: LEE JUN HO
Filed: 2001-03-13
Abstract: PURPOSE: A system for issuing and distributing a compound electronic cash and exchange ticket is provided to prevent the leakage and fraudulent use of the personal information and credit card number of a user and the information of a company. CONSTITUTION: An electronic cash and exchange ticket issuer prints the identification number, a secret number, and a limit on an exchange ticket at the initial stage of issuing. To keep the printed secret number in secret, the area of the secret number is coated particularly. The issued electronic cash and exchange ticket is registered on the Internet by an issuing organization. Thereafter, the issued electronic cash and exchange tickets are distributed to stores and are sold to users directly. When the electronic cash and exchange ticket is used on-line, the information of a user is not needed. When the electronic cash and exchange ticket is used off-line, the identification number and the secret number on the ticket are inputted to the computer of a store.
Patent KR-20020076588-A (KR)
Title: home appliances with dryer and control method the same
Inventor: KIM GWANG SU
IPC: D06F25/00
Filed: 2001-03-29
Abstract: PURPOSE: An electric machine with a drying function and a method for controlling the same are provided to minimize the water consumption by reducing the amount of condensation water transmitted from the outside but recycling the water drained from the condensation part. CONSTITUTION: An electric machine with a drying function includes a washing part, a washing water supply part for supplying water into the washing part, a hot wind supplying part(80,84) for supplying hot wind for drying the clothing into the washing part, a condensation part(86) for condensing the humidity contained in the air while transmitting the air circulating the inside of the washing part to the hot wind supplying part, a condensation water supplying part for supplying condensation water into the condensation part from the outside, a storing part(90) for storing the water drained from the condensation part, and a recycled water supplying part(76,77) for supplying the water stored in the storing part to the condensation part.
Patent KR-20010095143-A (KR)
Inventor: MATSUOKA FUMITOMO
IPC: H01L29/49
Filed: 2001-03-30
Abstract: PURPOSE: To provide a semiconductor device which is operated stably by controlling an offset between the edge of a gate electrode and the edge of a source and drain diffusion layer when forming a buried gate electrode structure. CONSTITUTION: A recess to bury the gate electrode and a gate insulation film is extended in width onto the source and drain diffusion layer before burying the gate electrode and the gate insulation film. Thereafter, the gate insulation film constituted of a film made of a material having a high dielectric constant and the gate electrode are buried in order in the recess.
Patent KR-20020073231-A (KR)
Title: Digital wireless fire detection & warning system
Inventor: KIM MEE HYUN
IPC: A62C37/36
Filed: 2001-03-30
Abstract: PURPOSE: An electronic wireless fire detecting system is provided to reduce its installation cost and simplify its movement and extension, and to achieve a fire prevention system by early detecting abnormal signs of a fire according to a predetermined program and capable of calling for aid. CONSTITUTION: The fire detecting system, communicating with a computer in a wireless manner through digitalized fire detector/alarm device and so on, comprises a digital temperature/smoke detector, a microprocessor(100) containing a specific protocol and an application program, and a power source(300). The microprocessor is provided with a temperature/smoke density detecting part(101), a memory part(102), an SOS sending part(103), an input data part(105), and an output data part(104). Temperature/smoke density data measured by the detector in real time is transmitted to the computer in a wireless manner, in which the data is analyzed according to a predetermined program in due consideration of position, season, and time, thereby the computer diagnoses fire signs early or alarms the generation of fire.
Patent KR-20010069584-A (KR)
Title: Amethyst tile
Inventor: HAN JUN HEE
IPC: E04F13/08
Filed: 2001-04-18
Abstract: PURPOSE: An amethyst boned tile is provided to improve the exterior appearance of the tile, and the health of a human body while the amethyst radiates far infrared rays. CONSTITUTION: A method to manufacture an amethyst boned tile(1) comprises five steps. A raw material is made of 50% of clay mineral, more than 10% of feldspar and more than 10% of silica. In the first step, the raw material is pulverized, and ironware is removed. And, a slip is formed through curing process, and formed in a shape and then dried. In the second step, a picture is drawn in the surface of the tile after being baked roughly. In the third step, one amethyst(2) and another amethyst(3) are placed on the surface of the tile, and the tile is glazed. In the fourth step, the tile is baked again and then the amethyst boned tile is completed.