baber/WOPTO huggingface dataset:
Patent KR-20010084499-A (KR)
Title: Button robot
Inventor: HWANG IL SOB
IPC: D05B3/22
Filed: 2000-02-26
Abstract: PURPOSE: A button-supply controling device of a shoot for an automatic button feeder is provided, which is characterized by supplying usually a button one by one to a button joining device. CONSTITUTION: The button-supply controlling device of the shoot is comprised of: a prominent piece(104) entering the inside of a guiding hole(103) formed on the shoot(101) by pushing force of the button transferred by a transferring belt(102), and projecting into the outside of the guiding hole on passing the button by; an operating rod(105) which is formed on the prominent piece(104), contacting with a contact piece(108) when the prominent piece(104) enters the inside of the guiding hole; an elastic member(106) connected with the operating rod(105) of the guiding hole(103) in order to project the prominent piece(104) into the outside of the guiding hole(103); and a detecting sensor(107) interrupting temporarily supply of the button owing to stopping driving of the transferring belt for proper time when the operating rod doesn't contact with the contact piece.
Patent KR-20010015938-A (KR)
Title: leakage check device for water supply equipment
Inventor: WOO JU IN
IPC: F16K31/00
Filed: 2000-03-27
Abstract: PURPOSE: A device for preventing leakage of a water supply stand is provided to save energy by restricting a waste of water service passing through a multistage water purifying process. CONSTITUTION: A device for preventing leakage of a water supply stand includes a housing, a lower case, an impeller, an upper case, a rotating plate, a cover, a valve part and a controller(80). The housing has a pair of water circulation paths, an inflow pipe and an outflow pipe. The lower case has a plurality of discharge holes and supply holes communicating with the water circulation paths. The impeller is put in the inside of the lower case and axially connected to a bottom surface of a lower side of the lower case in a rotatble manner. The upper case is connected to an upper side of the lower case in a sealable manner and has a supporting hole for inserting a center shaft of the impeller. The rotating plate is fixed to the center shaft of the impeller and mounted in the inside of the upper case and has at least one magnet at an external end. The cover has a hall sensor insertion hole formed to correspond to the magnet of the rotating plate. The valve part blocks a water supply line. The controller receives signal generated by response between a hall sensor of the cover and the magnet and outputs control signal to the valve part.
Patent KR-20010098121-A (KR)
Inventor: PARK DU SANG
IPC: H04L12/66
Filed: 2000-04-28
Abstract: 본 발명은 인터넷 프로토콜을 이용한 통신 단말기의 메일 서비스 장치 및 방법에 관한 것으로 특히, 음성 통신 뿐만 아니라 데이터(mail) 통신도 가능하도록 함에 목적이 있다. 이러한 목적의 본 발명은 인터넷폰의 온훅/오프훅 상태를 감지하는 상태 감지부(240)와, 통신 관련 정보 및 작성중인 메일을 표시하기 위한 표시부(250)와, 오프훅 상태가 되는 경우 현재 작성중인 메일을 저장하기 위한 메모리(230)와, 메일 송신을 위한 SMTP(Simple Mail Transport Protocol)를 저장하기 위한 프로토콜 저장부(220)와, 음성 또는 데이터의 송수신을 수행하는 네트워크 인터페이스부(270)와, 키 매트릭스부(260)를 이용하여 사용자가 작성중인 메일을 상기 표시부(250)에 표시시키며 메일 작성중 상기 상태 감지부(240)가 오프훅 상태를 감지하면 현재 작성중인 메일을 상기 메모리(230)에 일시 저장하고 메일 작성후 상기 키매트릭스부(260)에 구비된 엔터키가 입력되면 상기 프로토콜 저장부(20)에 저장되어 있는 SMTP 규약에 의거 메일을 상기 네트워크 인터페이스부(270)로 전송시키는 제어부(270)로 구성한다.
Patent KR-20000053884-A (KR)
Inventor: PARK WON MO
IPC: A23L7/109
Filed: 2000-05-03
Abstract: PURPOSE: Tea, powder, and pills using mulberry leaves as a health food are provided which have a medicinal effect of a mulberry leaves, and have abundant nutrients and good taste. CONSTITUTION: A method for the preparation of wheat flour containing a mulberry leaves comprises the steps of: (a) washing the mulberry leaves obtained by mulberry, drying and high-speed shattering; (b) mixing the powder of the mulberry leaves and a wheat flour in a ratio of 20 : 80; and (c) kneading with water added a refined salt of 0.5 wt.% and a soda of 0.1wt.%, drying in the shade, cutting and packing. If the mulberry leaves are applied internally not less than 3 times a day, it takes an effect on the prevention and treatment of diabetes, cholesterol, hypertension, and heavy metal.
Patent KR-20000050088-A (KR)
Inventor: AHN BYOUNG IK
IPC: G06F17/00
Filed: 2000-05-15
Abstract: PURPOSE: A method for operating and servicing a bulletin board using an internet is provided to improve the quality of a bulletin board service and increase the utilization rate and the satisfaction degree of the service, by relating the bulletin board to the location information of a client or a mobile client. CONSTITUTION: If the client or the mobile client are connected to a web server(S400), an initial menu screen is displayed(S402). If an item for searching a noticed content is selected(S404), the menu screen data of a bulletin board list is supplied to the corresponding client or the mobile client(S406). It is determined if the client or the mobile client select one of items on the menu screen of the bulletin board list(S408). It is checked whether the local information of each category that is selected by the client or the mobile client equals to a previously registered address and a classified content by each category(S410). If the local information thereof equals thereto, a bulletin board managing server reports the equality to the client or the mobile client(S412).
Patent KR-20010104820-A (KR)
Inventor: JE SEONG HO
Filed: 2000-05-16
Abstract: 본발명은 하수처리에 관한 것으로 특히, 혐기성 반응조에 결합된 교반기의 교반작용에 의해 하수에 포함된  유기물을 분해시키고 무산소 반응조에 결합된 교반기의 교반작용에 의해 하수에 포함된 유기물의 섭취와 함께 NOxN를 탈질시켜 제거한 뒤  호기성 반응조에 결합되어 회전되는 다수개의 드럼에 의해 하수에 포함된 인을 부착성 미생물과 부유성장 미생물에 의해 제거하고 질소를 산화시킨 뒤 침전조로 공급하는 하수처리장치에 있어서, 상기 침전조의 일부 슬러지를 외부반송펌프의 작동에 의해 외부반송라인을 따라 혐기성 반응조로 반송 공급시 외부반송펌프와 혐기성 반응조 사이를 연결하는 외부반송라인상에 설치된 슬러지 탈질조를 경유하도록 하여 슬러지에 포함된 NOxN을 최소한으로 줄이는 동시에 인제거 미생물의 활성을 증가시켜 혐기성 반응조로 공급하도록 함으로서,하수에 포함된 유기물의 산화,질산화,인섭취등을 활성도가 높은 부착된 미생물에 의해 고효율로 실행하여 안정된 수질 확보와 부지 사용을 할수 있고 산소 공급에 따른 비용절감 및 설치비용을 절감시킬 수 있는 하수처리방법 및 그장치를 제공한다.
Patent KR-20000077310-A (KR)
Title: 일회용 기저귀
IPC: C08K5/3435
Filed: 2000-05-18
Abstract: 본 발명은 배설된 대변이 앞몸통 둘레 영역으로 유동되지 않고, 가랑이 아래 영역이나 뒤몸통 둘레 영역에 있어서 대변이 유동 확산되지 않는 일회용 기저귀를 제공하는 것을 과제로 한다. 
     패널(1)은 패널(1)의 상면에서 서로 대향 이격되어 길이 방향으로 연장되는 한쌍의 제1 상면 시트(5)와, 제1 상면 시트(5) 사이에서 서로 대향 이격되어 폭 방향으로 연장되는 한쌍의 제2 상면 시트(6)를 지녀 적어도 가랑이 아래 영역(21)과 뒤몸통 둘레 영역(22) 사이에서 개구되는 개구부(10)를 구비하며, 개구부(10)는 제1 상면 시트(5)의 길이 방향으로 연장되는 고정 측부(5b)가 패널(1)의 상면에 고착되고, 제2 상면 시트(6)의 폭 방향으로 연장되는 고정 측부(6b)가 패널(1)의 상면에 고착되고, 또, 제1 상면 시트(5)의 고정 측부(5b)에서부터 패널(1)의 폭 방향 내측으로 연장되는 부분(5a)과 제2 상면 시트(6)의 고정 측부(6b)에서부터 패널(1)의 길이 방향 내측으로 연장되는 부분(6a)이 서로 겹치는 영역에서 고착됨으로써 형성되며, 제1 상면 시트(5)와 제2 상면 시트(6)는 개구부(10)의 가장자리를 따라 탄성적인 신축성을 갖는다.
Patent KR-20000050206-A (KR)
Inventor: KIM JUNG MI
IPC: B60R22/00
Filed: 2000-05-25
Abstract: PURPOSE: A safety belt for a vehicle is provided to preserve the safety of a passenger by putting on a safety belt automatically. CONSTITUTION: A safety belt for a vehicle comprises : a pillar(20) to be equipped between a driver's seat(1) and the seat next to the driver(2) and to form a safety belt by forming a rolling device of a safety belt(21) ; a fixing hole(30) to be equipped on a bracket(31) formed on an impact beam(4) of the inside of a door(3) and to put and fix a safety belt(10) formed on a pillar(20) for supporting the chest ; a buckle(40) to be equipped between a drivers seat(1) and the seat next to the driver(2) and to fix a catched hole(41) of the tip of a safety belt(10) for supporting the waist.
Patent KR-20010107086-A (KR)
Title: Negative Temperature Coefficient Thermistor Device using Spinel Ferrite
Inventor: LEE CHUNG GUK
IPC: F02M25/022
Filed: 2000-05-25
Abstract: PURPOSE: Disclosed is a device for supplying emulsion fuel for a diesel engine capable of reducing a quantity of fuel to be emulsified and of providing a high reply efficiency corresponding to a change in the degree of adding water. CONSTITUTION: The diesel engine includes a pure fuel supply source(4) and a fuel circulation loop. This fuel circulation loop is consists of means(21) for pressing a fuel transmitted from the fuel supply source(4); and a fuel sprayer for spraying the fuel to a cylinder of the engine; and a fuel return line(26). The device for supplying an emulsion fuel for the diesel engine comprises means(45) for forming an emulsion fuel being installed in front of a fuel introducing part of the fuel sprayer in the fuel circulation loop; an emulsion fuel returning line(46) extending from the fuel return line(26) and being communicated with an inlet of the means(45) for forming the emulsion fuel; a loop for circulating an emulsion fuel; a loop for circulating a pure fuel; and a controller(48) for controlling a connection of between the loop for circulating the emulsion fuel and the loop for circulating the pure fuel. The loop for circulating the emulsion fuel may be connected with the loop for circulating the pure fuel during the operation of the controller(48).
Patent KR-20000077434-A (KR)
Title: 알킬할로실란의 제조 방법
IPC: B01J23/825
Filed: 2000-05-25
Abstract: 본 발명은 유효량의 촉매 및, 인이 첨가되거나 첨가되지 아니한 유효량의 구리-알루미늄 조촉매의 존재하에서 할로겐화 알킬과 분말 규소를 반응시킴을 포함하는 알킬할로실란의 제조 방법에 관한 것이다.  촉매는 전형적으로 구리, 아연 및 주석을 포함한다.
Patent KR-20010108550-A (KR)
Inventor: JUNG HAK JAE
Filed: 2000-05-29
Abstract: 본 발명에 따른 체결용 와셔구조체는, 머리부, 외면에 원주방향으로 요홈이 형성되어 있는 원형의 몸통부, 머리부와 몸통부를 관통하는 장홀로 구성되며, 상기 머리부는 피조립체에 얹히고, 몸통부는 피 조립체의 내부에 삽입되는 것을 특징으로 한다. 
     이와 같은 본 발명에 따르면, 조립대상물과 피 조립체간에 구멍의 가공위치나 크기에 관하여 많은 여유를 가지면서도 조립대상물과 피 조립체간에 정확한 체결을 가능하게 한다.
Patent KR-20010111839-A (KR)
Inventor: LEE YEONG JAE
Filed: 2000-06-13
Abstract: 본 발명은 내압용기의 바닥부에 5개의 중공각부가 방사상으로 돌설 되고, 각 중공각부 사이는 바닥이 호형 띠형상의 바닥골부를 이루어 본체의 측면부와 이어지도록 구성한 탄산 내압 용기에 있어서, 중공각부(11)의 평면부(16)와 경사면부(14)에 보강 그루브(17)를 형성하며, 
     보강 그루브(17)는 바닥골부(12)가 일체로 합하여지는 중앙 저면(13)을 향하여 경사진 중공각부(11)의 경사면부(14)에 본체 직경 방향으로 골을 이룬 경사면  그루브(19)와, 중공각부(11)가 지면과 닿는 평면부(16)에 본체 직경 방향으로 골을 이룬 평면 그루브(18)가 연이어 형성된 것을 특징으로 하는 탄산 내압용기 이다.
Patent KR-20000058591-A (KR)
Title: A bed for patient
Inventor: HONG KIL YOUNG
IPC: A61G7/002
Filed: 2000-06-17
Abstract: PURPOSE: A patient bed is provided to achieve a convenient use for a patient or a nursing person by arranging a toilet hole to penetrate through the bed sheet. CONSTITUTION: A patient bed comprises a bed frame(1) and a bed sheet(2), wherein a toilet hole(9) penetrates through the bed sheet, guide rods are horizontally installed beneath and both sides of the bed frame, a lower frame(5) having a screw rotating by a motor is installed between both guide rods, a horizontally movable plate(8) having a member being guided by the guide rod and a screw guide member(7) is installed onto the lower frame, a toilet hole closing member having at an upper portion thereof a cushion sheet for closing/opening the toilet hole and at a lower portion thereof a vertical guide rod and a screw is installed to be vertically movable in front of the horizontally movable plate, a loading board(16) having a vertical guide rod which is guided by the vertically movable plate and at an end thereof a detachable feces receiving case(15), a tilt support board(19) is hinge-installed at an end of the bed frame, a screw is installed to be rotatable beneath the bed frame, a screw pipe(21) is arranged outside the screw, and a water tank(25) for supplying water to a toilet is installed at a vertical rail of the bed frame.
Patent KR-20000054707-A (KR)
Title: Oil selling method through computer network
Inventor: HONG GYU TAEK
Filed: 2000-06-20
Abstract: PURPOSE: An oil selling method through a computer network is provided so that the cooperative buying is possible through internet so as to save cost for buying oil and do not need to find out other stations. CONSTITUTION: An oil selling method through a computer network includes several procedures. A consumer(3) buys oil from a virtual gas station(4) and the virtual gas station(4) buys oil from an oil refinery(2). The consumer(3) is provided from a real gas station(1) by amount of the oil which the consumer(3) bought from the virtual gas station(4), and the gas station(1) is supplied oil from the oil refinery(2) in free by the amount which is provided to the consumer(3). The real gas station(1) is given from the virtual gas station(4) by the amount. The terminal (40) of general station is connected with a server (31) of an oil company and includes a private use terminal (41), which can confirm the inputted information through a oil card of a customer, when the oil is gassed through the oil purchased at the cyber gas station.
Patent KR-20020001195-A (KR)
Title: Method for forming photoresist patern in semiconductor device
Inventor: HAN MIN SEOP
IPC: H01L21/027
Filed: 2000-06-27
Abstract: PURPOSE: A method of forming a photo-resist film pattern in a semiconductor device is provided to implement a photo-resist film pattern with a stable fine line width that goes beyond a limited resolution for a wavelength of an applied exposed light by performing an REBEP(Resolution Enhancement by Boiled Egg Process) using an etch selectivity according to a crosslinking layer after patterning a photo-resist film and crosslinking the photo-resist film pattern. CONSTITUTION: A photo-resist film is coated and patterned by exposure and development processes to form a first photo-resist film pattern(12). The first photo-resist film pattern is subjected to an annealing process to form a crosslinking layer on the surface of the first photo-resist film pattern. The surface of the first photo-resist film pattern is selectively etched using an etch selectivity according the crosslinking layer on the surface of the first photo-resist film pattern to form a second photo-resist film pattern(12a) having a width less than that of the first photo-resist film pattern.
Patent KR-20010015122-A (KR)
Inventor: BANZHAF WERNER
IPC: F02M59/46
Filed: 2000-06-30
Abstract: PURPOSE: A high pressure pump with on/off valve for supplying fuel to an internal combustion engine is provided to offer a very simple and highly reliable high pressure pump with an ON/OFF valve inexpensive to manufacture and easy to assemble for eliminating the known defect of the pump having the ON/OFF valve. CONSTITUTION: A pump has a body(8) including at least one fuel compression chamber and one operation chamber(23) encircling an operating member of the pump. An ON/OFF valve(37) has a shutter for closing a fuel supply conduit(30) by sliding the interior of a hole in the body(8). The shutter is held at a close position by a compression spring(42) and the compression spring(42) is placed directly or indirectly on a shoulder(43) in the hole. In one aspect of embodiment, the spring(42) is placed on the shoulder(43) via a holed disc(44) held by a holding ring removably clicked in an annular groove in the hole. In another aspect of embodiment, the spring(42) is placed on the shoulder(43).
Patent KR-20000072173-A (KR)
Inventor: SON TAE WON
IPC: A61K9/70
Filed: 2000-07-18
Abstract: PURPOSE: A chitosan micro-flake, which promotes surprisingly its own capability of overlaying the skin, is provided. The chitosan micro-flake has functions such as antibiosis, hemostatic activity, bioavailability, piling up a cell and anti-odor and can be used as clinical overlay and raw materials for cosmetics. Also, a preparation method thereof is provided. CONSTITUTION: A chitosan micro flakes are prepared by dissolving chitosan in a weak acid solvent such as organic acid, inorganic acid, inorganic salt and organic solvent in a special ratio then freeze-drying them; extracting them to obtain porous chitosan film with a high degree of purity; and shattering them to pieces. Preferentially, the chitosan has a degree of polymerization of 20 -10,000 and a degree of acetylation of 60-90 %. The chitosan micro flakes have a panel structure of 0.1-10 micrometer in a thickness and 2-2,000 micrometer in a width.
Patent KR-20000059188-A (KR)
Inventor: KIM HYUN SHIN
Filed: 2000-07-20
Abstract: PURPOSE: An employee-oriented electronic commerce method is to provide a variety of differentiated goods, provided off line, through the on line on the internet in a B2E(Business to Employee) system as an enterprise, a distributor and a manufacturer participate in common. CONSTITUTION: Employees register their ID's using client computers(S100) and input their ID's and passwords(S101). If an employee dedicated mall homepage is open(S102), they use service goods, such as moving, wedding, funerals, traveling, etc.(S103), purchase general goods((S104) or purchase event goods for the employees of an affiliated company(S105). Using a data server to transmit data to a B2E management computer, settlement for the amount of purchased goods is made(S106) and points generated by purchasing goods are reserved(S107). The reserved points are used to purchase other goods(S108) or contributed to social welfare facilities.
Patent KR-20020009690-A (KR)
Title: Temperature sensing system of heat exchanger
Inventor: LEE CHANG IK
IPC: F28D1/00
Filed: 2000-07-26
Abstract: PURPOSE: A temperature detecting apparatus of a heat exchanger is provided to install a temperature detecting unit firmly by winding spirally on a suction pipe and covering with a thermal insulating sheet, and to regulate degree of superheat by detecting temperature precisely. CONSTITUTION: An expansion valve is installed between a condenser and an evaporator, and a temperature detecting unit(2) is mounted in a suction pipe(1). The temperature detecting band is wound spirally on the suction pipe, and the temperature detecting unit and the suction pipe are covered with the thermal insulating sheet. The temperature detecting unit is contacted to the suction pipe. The temperature detecting unit measures temperature by detecting refrigerant flowing through the suction pipe in the outer periphery of the suction pipe. Condensate water is prevented between the suction pipe and the temperature detecting unit with covering the temperature detecting unit by the thermal insulating sheet. Performance of the heat exchanger is improved with detecting the degree of superheat by measuring temperature of refrigerant precisely.
Patent KR-20020013307-A (KR)
Title: color filter panel for liquid crystal display and manufacturing method thereof
Inventor: LEE JEONG HO
IPC: G02F1/1335
Filed: 2000-08-14
Abstract: PURPOSE: A color filter substrate for an LCD(Liquid Crystal Display) is provided to obtain a large viewing angle by forming a multi-domain without patterning a common electrode. CONSTITUTION: A BM(Black Matrix,12) is formed on a substrate(11), and an RGB(Red,Green,Blue) color filter(13) is formed between the BM and the substrate. A common electrode(14) made of ITO(Indium Tin Oxide) or IZO(Indium Zinc Oxide) is formed on the color filter. The common electrode is also formed on the BM. The common electrode on the BM is recessed, compared to one formed on the color filter. Photosensitive organic insulating films(16,17) are patterned on the common electrode. The organic insulating films have different thickness depending on the positions. The organic insulating film(16) formed on the common electrode on the color filter is thinner than the other film(17) formed on the recessed part of the common electrode. A multi-domain is formed with a fringe field by a protrusion pattern of the photosensitive organic insulating film without patterning the common electrode of the color filter. Therefore, the LCD obtains a large viewing angle.
Patent KR-20020014557-A (KR)
Title: marketing service system for a product and operation method for this system
Inventor: RYU CHEOL HYEON
Filed: 2000-08-18
Abstract: PURPOSE: A product sales service system and a managing method thereof are provided to enable consumers to select the kitchen equipments through a virtual simulation by considering the interior structure of a kitchen and to sell the equipment. CONSTITUTION: A product sales service system(110) comprises a database(111) individually storing the samples of the three-dimensional images of respective products and a web server(112) building up the images in a kitchen through virtual reality on a web page. The web server is collected at least one of kitchen furniture sales company networks(120) having web sites for selling kitchen furniture and at least one of product sales company networks(130) having web sites for selling kitchen utensils. With response to the request from a consumer connecting to the web site, the information about the products in various classes is provided selectively on the web page. The user checks if the realized installation state of the products is harmonious. If the user wants to purchase the products, the web page is connected to a web page performing payment.
Patent KR-20000077500-A (KR)
Inventor: LEE GANG UN
IPC: A23L11/00
Filed: 2000-08-30
Abstract: PURPOSE: A production method of bean-curd by injecting raw soybeans into the manufacturing machine when needed is provided for mass production of bean-curd having excellent flavor and aroma in a short time. CONSTITUTION: The method comprises the following steps: (i) washing raw soybeans not soaked in water and cutting into a granule form; (ii) pulverizing the soybeans after soaking in water of 50-70°C for 7-8min, to prepare soybean liquid; (iii) extracting unmixed soybean liquid by separating the dregs from the pulverized soybeans; (iv) steaming the unmixed soybean liquid and adding brine, to make uncurdled bean-curd; and then (v) compressing the uncurdled bean curd and hydrating, to form a bean-curd product. A fixed amount of brine is continuously added in the process of transferring the unmixed soybean liquid, to maintain a uniform taste of bean-curd.
Patent KR-20020017527-A (KR)
Title: Drive unit
Inventor: AKATA HIROMICHI
IPC: H02K9/08
Filed: 2000-08-30
Abstract: PURPOSE: A driving apparatus is provided to prevent the heating of a motor from conveying to an inverter by cooling the motor and the inverter through a common refrigerant. CONSTITUTION: A driving apparatus case(10) accommodates a motor(M). An inverter(U) is adhered to the driving apparatus case(10) in order to control the motor(M). The inverter has a wall(11). A first room(C3) facing on the wall(11) and a second room(C4) facing on the driving apparatus case(10) are formed between the wall(11) and the floors. An isolating unit arranged on the wall(11) isolates the first room(C3) from the second room(C4). A communicating path passes through the first and second rooms(C3,C4).
Patent KR-20010066978-A (KR)
Inventor: KIM WOO SUNG
IPC: B29B17/00
Filed: 2000-09-02
Abstract: PURPOSE: An interior and exterior veneer board using waste synthetic fiber and waste vinyl and a production method thereof are provided to give interior veneer board having light weight than conventional gypsum veneer board and having a good tensile force, nonflammability and insulation and soundproof properties, to absorb or protect chemical reaction by concrete through forming similar foam layer inside the product and to get exterior veneer board having a good flexibility and tensile force and lighter weight than conventional fiber veneer board. CONSTITUTION: The exterior veneer board is obtained by extruding and forming 50-70% by weight of main materials consisting of various waste synthetic resin and waste synthetic fiber, 10-20% by weight of waste natural fiber(cotton, hemp etc.), supplementary materials and 20-30% by weight of stone powder, pulp(waste paper). The interior veneer board is obtained by extruding and forming 50-70% by weight of main materials consisting of various waste synthetic resin and waste synthetic fiber, 10-20% by weight of waste natural fiber(cotton, hemp etc.), supplementary materials and 20-30% by weight of stone powder, glass fiber and nonflammable materials. The main materials are mixed with the supplementary materials and stone powder, chaff, and pulp. The exterior materials are obtained by extruding the mixture at 230-240deg.C, molding it with roller at 120-150deg.C and under the pressure of 100-150ton, cooling at 3-5deg.C and pressing it under the pressure of 200-400ton.