baber/WOPTO huggingface dataset:
Patent KR-20020046002-A (KR)
Title: Capacitor with capacitor buffer layer and method thereof
Inventor: CHO HAK JU
IPC: H01L21/8242
Filed: 2000-12-12
Abstract: PURPOSE: A capacitor having a capacitor buffer layer is provided to prevent a capacitor dielectric layer from being degraded by hydrogen gas generated by an interlayer dielectric process, an intermetal dielectric process and a passivation process after the capacitor is formed, by forming the capacitor buffer layer on the capacitor. CONSTITUTION: A lower electrode(120), an upper conductive layer(140) and a dielectric layer(130) interposed between the lower electrode and the upper conductive layer are formed on a semiconductor substrate. An interlayer dielectric is formed on the capacitor. A metal oxide layer is formed on the interlayer dielectric.
Patent KR-20020047496-A (KR)
Title: File management method for information reproducing apparatus
Inventor: JUNG TAE HWAN
IPC: G06F12/00
Filed: 2000-12-13
Abstract: PURPOSE: A method of managing a file of a data reproduction device is provided to synthesize a data domain with a resource domain by using an editor without compressing the domains, and to transmit the synthesized domains, then to separate the data domain from the resource domain in a receiver based on header information of the synthesized file, thereby restoring an original file. CONSTITUTION: A data reproduction device generates a substantially-transmitted file based on an original file, and opens the new file(SB1, SB2). The device finds the size of a data domain of the original file to open the data domain, and reads end position information(SB3). The device reads data from the data domain of the original file, and records the data on a data domain of the new file. The device finds the size of a resource domain of the original file to open the resource domain, and reads end position information(SB5). The device reads data from the resource domain of the original file, and records the data on a resource domain(SB6). The device reads information on a constructor and a kind of the original file, and records the information on a header of the new file(SB7, SB8). The device closes the new file and the original file(SB9).
Patent KR-20020048076-A (KR)
Title: Structure for mounting a door glass run of an automobile
Inventor: NAM GYEONG U
IPC: B60J1/00
Filed: 2000-12-15
Abstract: PURPOSE: Structure for installing a door glass run of a vehicle is provided to stably install a door glass run, to keep airtightness by interposing a glass run in door channels, and to reduce the entire weight by using synthetic resin. CONSTITUTION: Fixing holes(11,21) are formed on the lower faces of a door inner panel(20) and a door outer panel(10). Plural door channels(100) having fixing protrusions(120,130) fixed in the fixing holes are formed between the door inner panel and the door outer panel. A glass run(40) is interposed between the door channels. Since the door channel is made of synthetic resin, the weight of the glass run is reduced. Further, a glass stably elevates along the glass run and the excellent sealing performance is maintained.
Patent KR-20020048101-A (KR)
Title: A method for preparing Barium Titanate powders for X7R type multilayer ceramic Chip Capacitor
Inventor: HUH GANG HEON
IPC: H01G4/10
Filed: 2000-12-16
Abstract: PURPOSE: A method for manufacturing a barium titanate powder for a multi layer ceramic capacitor having X7R characteristic is provided to improve the dielectric characteristic of the multi layer ceramic capacitor by uniformly mixing the barium titanate with an additional agent comprised of an acceptor, a donor, and a depressant. CONSTITUTION: A source material comprised of BaCO3 and TiO2 is mixed and dried to be processed with a first calcination. The calcined powder is pulverized and an additional agent comprised of an acceptor, a donor, and a depressant are mixed with the pulverized powder in 100:1.6-4.0 ratio. The mixed powder is dried to be processed with a second calcination. A powder generated from the second calcination is pulverized. The acceptor is selected from the group consisting of Mn, Ca, Al, and Sc. The donor is selected from the group consisting of La, Y, Er, Yb, Ho, and V. The depressant is selected from the group consisting of MgO, Cr2O3, WO3, and Nb2O5.
Patent KR-20020052553-A (KR)
Title: A epoxy flooring coating composition
Inventor: JUN JAE HYEON
IPC: C09D163/00
Filed: 2000-12-26
Abstract: PURPOSE: Provided is a solventless coating composition for epoxy flooring material, which comprises substantially no volatile solvent, and does not show a slipping property and a fricative sound, and which shows excellent mechanical strength. CONSTITUTION: The solventless coating composition comprises 65-73 wt% of epoxy resin having a viscosity of 11,000-14,000 cps at 25 deg.C and an epoxy equivalent weight(EEW) of 184-194; 2-10 wt% of nonreactive diluent comprising 1 or 2 or more selected from furfuryl alcohol and benzyl alcohol; and 19-31 wt% of hardener having a molecular ratio of secondary or tertiary amine of 1:0.25-0.08. The secondary amine is polyoxypropylene diamine, and the tertiary amine is aminoethylpiperazine or trisdimethylaminomethyl phenol.
Patent KR-20020050685-A (KR)
Inventor: KIM JI WON
IPC: A01N61/00
Filed: 2000-12-21
Abstract: PURPOSE: A method for inhibiting and repelling the generation of a nematode having a size of 0.5 to 1.3mm by uniformly sprinkling starfish powder in an earthworm breeding tank is provided which enhances breeding efficiency without using any special insect repelling agent. CONSTITUTION: A starfish is dried, ground and sprinkled in an earthworm breeding tank in an amount of 1kg per pyong(3.954 sq. yds.). Thereafter, the upper part of an earthworm(Lumbricus rubellus) in the tank, which is formed at a depth of about 10cm under the surface is turned upside down after sprinkling and this process is repeated about one time every 20 to 25 days.
Patent KR-20020054595-A (KR)
Title: Apparatus for preventing contamination of optical head for near field recording
Inventor: KIM SU GYEONG
IPC: G11B7/1387
Filed: 2000-12-28
Abstract: PURPOSE: A device for preventing contamination of a near-field optical head is provided to prevent an SIL(Solid Immersion Lens) of a slider from being contaminated due to a foreign substance while recording and reproducing information on a disk, so as to improve an information recording and reproducing function using the SIL. CONSTITUTION: A slider(53) is supported by a suspension(51) in a drive, and has a condensing hole(53a) perforated in an up and down directions to transmit a light source. An objective lens(55) installed on an upper part of the condensing hole of the slider refracts incident light. An SIL(57) installed in a lower part of the condensing hole of the slider forms a spot on an upper surface of a disk(D) while condensing light passing the objective lens. And a contamination preventing unit makes the slider resonate at a high frequency to prevent a foreign substance from being attached to the SIL.
Patent KR-20020055070-A (KR)
Title: a heat radiating structure of head lamp for vehicles
Inventor: KIM JIN HUI
IPC: B60Q1/04
Filed: 2000-12-28
Abstract: PURPOSE: Heat emitting structure of a head lamp for a vehicle is provided to improve the heat resistance of a head lamp, and to prevent the blurring of a lens due to the condensation of moisture by emitting the heat of a head lamp. CONSTITUTION: A horseshoe-shaped heat emitting pipe(5) made with a metal is installed around a bulb(3). The upper end of the heat emitting pipe is extended toward the rear upper outer portion of a housing(1), while the lower end is extended toward the rear lower outer portion of the housing. Herein, the external air directly contacts the high-temperature part of the heat emitting pipe. Therefore, heat emission efficiency is improved. Since a convection current is generated in the heat emitting pipe, the low-temperature external air contacts the high-temperature part of the heat emitting pipe. Accordingly, much heat is emitted.
Patent KR-20020058876-A (KR)
Title: Image sensor capable of improving capacitance of photodiode and charge transport and method for forming the same
Inventor: LEE SANG JU
IPC: H01L27/146
Filed: 2000-12-30
Abstract: PURPOSE: A fabrication method of image sensors is provided to increase a capacity of a photodiode and to simultaneously improve an electric charge transfer by forming an n-type dopant doped region partially overlapped with a gate insulating layer. CONSTITUTION: After sequentially forming a p-type epitaxial layer(41) and isolation layers(42) on a p-type semiconductor substrate(40), a gate insulating layer(43) and a gate electrode(44) on the p-type epitaxial layer(41). Then, a photoresist pattern is formed on the resultant structure to expose a photodiode region and a partial portion of the gate electrode(44). By implanting doped dopants with a high energy so as to penetrate the gate electrode(44), an n-type dopant doped region(47) partially overlapped with the gate insulating layer(43) is formed. Then, a p-type dopant doped region(48) is formed on the n-type dopant doped region(47), so that a voltage barrier formation is previously prevented.
Patent KR-20010023134-A (KR)
Title: 활성물질 함유 심지 시스템
IPC: A61K9/70
Filed: 1998-08-06
Abstract: 본 발명의 피부용 활성물질 함유 장치는 a) 활성물질 스트랜드, b) 양측부상의 활성물질 스트랜드를 넘어서서 현저하게 돌출하는 시스템 스트랜드, 및 c) 시스템 스트랜드가 백킹층으로서 작용하지 않으면, 한 측부상의 백킹층, 및 d) 시스템의 다른 측부상의 제거가능한 보호층으로 이루어진 것을 특징으로 한다.
Patent KR-20010032589-A (KR)
Title: 스털링 사이클 시스템용 디스플레이서 조립체
IPC: H02K16/00
Filed: 1997-12-01
Abstract: 스털링 사이클 시스템용 디스플레이서 조립체는 디스플레이서(102)와, 상기 디스플레이서(102)를 구동시키도록 작동적으로 결합된 동기식 선형 전기 모터(112)를 포함한다.  전기 모터(112)는 그들 사이에 갭(120)을 형성하는 제 1 및 제 2 연자성 자극편(soft-magnetic pole pieces)(118)을 갖는 적어도 하나의 고정자 조립체(116)를 특징으로 한다.  갭(120)의 폭은 모터의 운동 축에 수직하게 배향되며, 고정자 조립체는 주로 갭(120)의 폭에 평행하게 정렬되는 자기장을 발생시키도록 구성된다.  모터(118)는 또한 서로 축방향으로 변위되며 반대방향으로 자화된 제 1 섹션(126)과 제 2 섹션(126)을 갖는 적어도 하나의 복합 영구 자석 시스템을 포함한다.
Patent KR-20010089114-A (KR)
IPC: B27G21/00
Filed: 2000-01-10
Abstract: Disclosed is a protective hood for a wood-milling machine to cover a milling spindle which projects vertically out of a horizontal machine table. The protective hood is formed of two side walls connected to one another by a cover and a rear wall, and a front, vertically adjustable protective shield. The protective hood has a connection stub for an extraction device and can be attached adjustably to the machine table. A holding member for the removable attachment of a stop plate is releasably attached to each of the two side walls of the protective hood. In this way, the protective hood is permanently available as a basic element, so that when changing from curved milling to milling against a stop, it is easy to fit the stop plates.
Patent KR-20010034884-A (KR)
Title: 단일 위상 동기 루프-회로를 이용한 다중대역 주파수 발생
IPC: H03L7/099
Filed: 1999-05-21
Abstract: 다중대역 주파수 발생기에서 필요한 전체 회로를 감소시키기 위하여, 전압 제어된 다중대역 발진기(22-1, ..., 22-N)의 출력 단자는 주파수 선택 결합 장치(24)를 통해서 주파수 합성 장치(10)에 결합된다. 이 주파수 합성 장치(10)는 주파수 제어 입력 신호 및 주파수 선택 결합 장치(24)의 출력 신호간에 위상차를 발생시켜 전압 제어된 다중대역 발진기(22-1, ... , 22-N)를 제어한다.
Patent KR-20010052807-A (KR)
Title: 로봇장치 및 정보처리시스템
IPC: B25J19/02
Filed: 1999-06-23
Abstract: 로봇장치에 있어서, 통신수단을 설치하고, 외부와의 정보의 송수신에 기초하여 동작을 행하도록 함으로써 이용가치가 높은 로봇장치를 실현할 수 있고, 또한 사용자의 주변에 설치된 센서 등에 기초하여 사용자의 상태를 인식하고, 이것에 따른 응답메시지를 출력하도록 함으로써, 유익한 정보처리시스템을 실현할 수 있다.
Patent KR-20010083061-A (KR)
Title: 천연 생산물 생산 능력을 적합한 생산 숙주로 전달하는 방법
IPC: C12R1/645
Filed: 1999-06-14
Abstract: 본 발명은 약물 발견, 개발 및 생산을 위한 큰 군의 세균에 의해 생산되는 천연 생산물을 생산하고 변형시키는 시스템을 제공한다.  본 발명의 방법은 천연 생산물의 원래 생산자인 악티노마이세트로부터 2차 대사산물을 생산하는 능력을 바람직한 특징을 갖는 다른 생산 숙주로 전달한다.  그 시스템은 적합한 생산 숙주에서 안정하게 유지될 수 있는 인공 염색체에서의 원래 생산자의 염색체 절편의 제작을 포함한다.  본 발명은 공급 생물과 생산 숙주 사이에서 소정의 천연 생산물을 합성하는데 필요한 유전 정보를 왕복시키는데 유용한 재조합 DNA 벡터에 관한 것이다.  본 발명의 방법은 천연 생산물의 수율, 정제 방법을 개선시키고, 그것을 구조적 변형시키는데 유용하다.
Patent KR-20010053145-A (KR)
Title: 알콕실화 폴리알킬렌이민 분산제를 포함하는 세탁 세제조성물
IPC: C11D3/37
Filed: 1999-06-09
Abstract: 본 발명은 표백제와 상용성인 하기 화학식 I의 알콕실화 폴리알킬렌이민 오물 분산제를 포함하는 세탁 세제 조성물에 관한 것이다. 
     화학식 I 
     
       
     
     상기 화학식 I에서, 
     R은 직쇄 C 2 -C 6 알킬렌, 측쇄 C 3 -C 6 알킬렌 및 이들이 조합된 그룹이고; 
     B는 측쇄 그룹이고; 
     E는 화학식 -(R 1 O) m (R 2 O) n R 3 의 알킬렌옥시 단위(여기서, R 1 은 1,2-프로필렌, 1,2-부틸렌 및 이들이 조합된 그룹이고, R 2 는 에틸렌이고, R 3 은 수소, C 1 -C 4 알킬 및 이들이 조합된 그룹이고, m은 약 1 내지 약 10이고, n은 약 10 내지 약 40이다)이고; 
     w, x 및 y는 각각 독립적으로 약 4 내지 약 200이고; 
     단, 하나 이상의 -(R 1 O) 단위는 -(R 2 O) 단위가 결합되기 전에 주쇄에 결합되고, m+n은 12 이상이다. 
     상기한 알콕실화 폴리알킬렌이민은 또한 표백제 함유 세탁 예비함침액 및 표백제에도 오물 분산제로서 사용하기에도 적합하다.
Patent KR-20010078762-A (KR)
Title: 가스 정제용 분자체 흡착제 및 이의 제조방법
IPC: B01J20/18
Filed: 1999-06-08
Abstract: 수증기와 이산화탄소를 함유하는 가스 스트림 정제용 분자체 흡착제. 흡착제는 칼륨 이온의 잔류 함량이 약 8.0%(당량) 이하이고, 결정질 및 비결정질 혼합물의 함량이 낮으며 결정 크기가 일반적으로 1 내지 4 ㎛ 범위내인 저-실리카 포자사이트의 나트륨 형태, 및 결합제의 배합물이다. 
     저-실리카 포자사이트 합성, 나트륨-칼륨 이온 교환, 블렌딩 및 입상화의 특정 파라미터를 포함하는 흡착제 제조방법.
Patent KR-20020061283-A (KR)
Title: buring boiler for refuse derived fuel
Inventor: KU JAE WAN
IPC: F23G5/00
Filed: 2001-01-15
Abstract: PURPOSE: An incineration boiler for a solid fuel is provided to maximize combustion efficiency by simultaneously performing the agitation process and transfer process, to maintain the optimal combustion atmosphere by supplying the external air to the trash, and to minimize the cost of maintenance by driving a generator with high-pressure steam. CONSTITUTION: An incineration boiler for a solid comprises a cooling pipe(5) placed on the bottom surface of a furnace and having an air nozzle(4) for easy discharge of the remnants of incineration, a cooling medium installed on the bottom and wall of the furnace and surrounding the air nozzle, at least one of agitation transfer shafts(10) rotatably installed at the lower portion of the furnace, and a temperature correction unit formed on the agitation transfer shaft. The agitation transfer shaft agitates and transfers the trash put into the furnace and has an air supply path for blowing external air into the trash. The temperature correction unit maintains optimal the temperature of the furnace.
Patent KR-20020065266-A (KR)
Title: Electronic commerce method to Korea cultural heritage goods
Inventor: JANG YEONG SAM
IPC: G06Q30/06
Filed: 2001-02-06
Abstract: PURPOSE: A method for the EC(Electronic Commerce) of the Korean traditional cultural articles is provided to make easy the purchase and sell of the Korean traditional cultural articles and to spread Korean traditional cultural easily. CONSTITUTION: A seller(40) registers the Korean traditional cultural articles for a Korean traditional cultural article shopping mall(20). The articles are local special products such as masks and bamboo products, traditional musical instruments such as a changku and kayakum, traditional costumes, and accessories such as rings and ornamental hairpins. Upon clicking a list of articles, corresponding photographs are displayed. Upon clicking the photographs, characteristics and usages are displayed below the photographs. A Korean traditional cultural article server stores the registered articles in a database. A buyer(10) orders an article and inputs purchase information. After payment, the server confirms the payment and requests a delivery to the seller. The seller delivers the article to the buyer.
Patent KR-20020065977-A (KR)
Title: Method for data backup to distributed file group virtually aggregated
Inventor: LEE JEONG HWAN
IPC: G06F12/16
Filed: 2001-02-08
Abstract: PURPOSE: A data backup method and system is provided to backup file groups of file systems distributed at a plurality of systems by using a virtually integrated file group without other specific programs. CONSTITUTION: The system comprises a server(101), a processed data storage(102), a temporary storage(103) and a data storage(104). The temporary storage(103) receives file data offered by each system(11, 13, 15, 17), and temporarily stores the file data. All the components within the system(10) refers to the file data stored at the temporary storage(103). It is satisfactory for the file data to be offered only once so it can reduce a networking load among the server(10) and each system(11, 13, 15, 17) and enhance a system stability. The temporary storage(103) can be a hard disk drive, a floppy disk drive, a flash memory or a NAS(Network Attached Storage). The processed data storage(102) stores the data to be processed on the file data by the server(101). The processed data includes a file group identifier for storing the processed file data, a file data identifier before processing the file data, and file position data. The data storage(104) is operated like storages(12, 14, 16, 18) of each system(11, 13, 15, 17) and is used as a backup area except for a working area to execute a backup task. The server(101) controls the processed data storage(102) and the temporary storage(103), processed the file data transmitted from each system(11, 13, 15, 17), and stores the processed data at a virtual file group.
Patent KR-20020066853-A (KR)
Title: method for item transmission through communication network
Inventor: PARK SEONG CHAN
IPC: G06F17/00
Filed: 2001-02-14
Abstract: PURPOSE: A method for transmitting an item through a communication network is provided to transmit files or items possessed by individuals interactively through a wireless terminal and the Internet. CONSTITUTION: A transmitter selects one out of possessed files and items obtained through the Internet for transmitting to a receiver(S10). The transmitter inputs an inherent number of the receiver to a mobile communication company/server using one's wireless terminal or PC(S20). It is checked whether the inputted inherent number, that is, a telephone number of a wireless terminal is a valid number or not. If the inherent number is inputted to the server, it is checked whether the inherent number, that is, an inherent ID of the server is a service available user ID or not(S30). In the case that the checked inherent number is an available number, an approval message is transmitted to the transmitter, and a corresponding file and item is transmitted from the wireless terminal or the PC of the transmitter to a wireless terminal or a PC of the receiver(S40).
Patent KR-20020068674-A (KR)
Title: Method for forming a spin on glass
Inventor: JUN JIN HO
IPC: H01L21/316
Filed: 2001-02-22
Abstract: PURPOSE: A method for forming an SOG(Spin On Glass) is provided to form the SOG for composing an IMD(Inter Metal Dielectric) layer by using a flowing oxide. CONSTITUTION: A substrate for forming an SOG is loaded on an upper surface of a spin chuck(S1). A pattern such as a contact hole and a metallic material for metallic line are formed on the substrate. The substrate is slowly rotated by using the spin-chuck. The substrate is rotated with a rotating speed of 90 to 110rpm. A flowing oxide is provided to the substrate by using a nozzle(S3). The flowing oxide of 1.00 to 3.80cc is provided during 0.8 to 2.9 seconds. A cleaning process for the substrate is performed. The substrate is rotated in a high rotating speed during 10 to 11 seconds by using the spin-chuck(S5). An SOG is formed on the substrate.
Patent KR-20020069647-A (KR)
Title: Method and system for intermediating the purchase of goods through real-time cost-comparison
Inventor: KANG GI DAE
IPC: G06Q30/06
Filed: 2001-02-27
Abstract: PURPOSE: A method and a system for relaying the product purchase through the real-time price comparison are provided to make a buyer buy a product through a price information recording the product information via a telephone by comparing the prices in real time. CONSTITUTION: The first agent server(440) collects and updates the product information from a product purchase page of the shopping malls and matches the category classification and the product model. A DB server(420) stores the product information matching to the category classification and model from the first agent server. The price information paper represents a product code, a model name, a main detail, a product image and the price from the product information stored in the DB server. An ARS(Automatic Responding System)(410) recognizes the code number of the product, informs the customer of the shopping mall name and the real-time price corresponding to the product, recognizes the shopping mall number inputted by the customer and passes over the call to an order center of the shopping mall. The second agent server(430) provides the real-time price requested by the customer to the ARS server.
Patent KR-20010088406-A (KR)
Title: Reliquefaction of compressed vapour
Inventor: POZIVIL JOSEF
IPC: F25B9/06
Filed: 2001-03-06
Abstract: PURPOSE: Provided are a re-liquefaction method of vaporized steam from LNG in a storage tank to alleviate problems caused at returning the LNG condensed with the steam into the tank and an apparatus for the same. CONSTITUTION: The method comprises steps of compressing vapor; at least partially condensing the compressed vapor; and returning the condensed material into a storage tank. The method is featured by adapting a blending step of the vaporized steam with existing LNG before the compression step. The apparatus comprises a compressor(20); a condenser(50); a storage tank(4); and a flow circuit having a vapor route and a condensate route. The flow circuit includes at least one circuit for flowing LNG as a mixer portion(32) at upstream of the compressor. The apparatus further comprises a second mixer(44) at downstream of the compressor. In addition, the apparatus has a third mixer at downstream of a valve(36) to reduce pressure of the condensate.
Patent KR-20020071382-A (KR)
Title: control circuit for light load
Inventor: LEE NAM HOON
IPC: H05B37/02
Filed: 2001-03-06
Abstract: PURPOSE: A circuit for controlling lamp load is provided to improve the light-out function of a lamp and a stand-lamp by employing a switching operation delay circuit. CONSTITUTION: An AC(Alternating Current) power is supplied to a load(100) through TR1(10) and TR2(20), which are connected in parallel. Zener diodes for supplying gate power are connected to a gate terminal of TR1(10) and a power line. A potential difference across both anodes of TR1(10) is full-wave rectified by a bridge(BD) and stabilized by a regulator(REG). The stabilized power is supplied to a power terminal(VDD) of a microcomputer(30) to activate it. The microcomputer(30) includes terminals(X1,X2) connected to touch switches and an LED(Light Emitting Diode) for indicating the operation status of the microcomputer(30).
Patent KR-20020073973-A (KR)
Title: VOCs remove apparatus using cartridge type AC/ACF and solvent recovery and regeneration apparatus thereof
Inventor: CHA JIN MYEONG
IPC: B01D53/04
Filed: 2001-03-19
Abstract: PURPOSE: Ketone compounds in adsorption operations are tendency to cause polymerization, and resultant compounds may give adverse effect on activated carbon and activated carbon fiber adsorbent because the resultant compounds clog the micropores of adsorbents. Steam regeneration has been widely used for years in adsorption operations, however steam regeneration were reported that it is seldom effective alone in regenerating activated carbon and activated carbon fiber adsorbent contaminated by polymers derived from polymerization of ketone compounds. To resolve such problems, this system integrates steam regeneration process with solvent extraction process. CONSTITUTION: The system comprises an adsorption tower(1) where a cartridge type AC/ACF filter(2) is installed; a steam generator(3) which generates hot steam to regenerate the AC/ACF filter; a pump(12) which emits hot steam at a specific pressure; a flow controller(10); a solvent extraction means(4) which extracts solvent to regenerate the AC/ACF filter; a pump(12) which controls the inflow pressure of the solvent; a pump(12) which recovers exhaust solvent from the adsorption tower; a cooler(5) which cools the exhaust solvent after recovering from the adsorption tower by the pump; a pump(12) which controls the outflow pressure of cooled solvent; a solvent separator(6) which separates regenerable solvent from wastewater; a solvent recovery means(7) which stores separated regenerable solvent; and a wastewater tank(8).