baber/WOPTO huggingface dataset:
Patent KR-20010049089-A (KR)
Inventor: LEE SEOK WON
IPC: H04Q3/42
Filed: 1999-11-30
Abstract: PURPOSE: An apparatus and a method for managing a data communication of a handy electronic exchanger are provided to remarkably improve a resource utilization of a handy electronic exchanger by allowing a plurality of users to share a limited serial communication port of the handy electronic exchanger by using a data communication managing server. CONSTITUTION: A data communication managing server(10) is connected to a handy electronic exchanger(20) by a serial communication port, connected to a plurality of client personal computers(31¯33) by a network communication port or a serial communication port, enables the plurality of client personal computers(31¯33) to share the serial communication port of the handy electronic exchanger(20), so as to manage a data communication between the handy electronic exchanger(20) and the plurality of client personal computers(31¯33). The handy electronic exchanger(20) is connected to the data communication managing server(130) by a serial communication port or the network communication port, to thereby perform a data communication with the plurality of client personal computers(31¯33). The plurality of client personal computers(31¯33) are connected to the data communication managing server(10) by the serial communication port or the network communication port, to perform the data communication with the handy electronic exchanger(20).
Patent KR-20000047831-A (KR)
Inventor: NUBERPAULDI
IPC: H01L21/822
Filed: 1999-12-01
Abstract: PURPOSE: A method for reducing density deviation of an integrated circuit is provided to increase the density uniformity of a conductor layer of a semiconductor wafer. CONSTITUTION: A method for reducing density deviation of an integrated circuit increases the density uniformity of a layer crossing a conductor layer(20) of an integrated circuit(2). The conductor layer includes a number of function blocks(12a,12b,12c,12d,12e,12f). The uniformity is increased by tiling a number of capacitors(32) between the function blocks. The configuration of a capacitor array(30) and the number of capacitor cells in the array are constructed so that the density between the conductor and a non-conductor crossing the overall conductor layer is uniform. The capacitor array is used to reduce the power supply switching noise, and the power supply switching noise is reduced by combining at least one capacitor cell composing the capacitor array between a high power rail(VDD) and a low power rail(Vcc).
Patent KR-20010057107-A (KR)
Inventor: KIM BYEONG MUN
IPC: C12N5/07
Filed: 1999-12-18
Abstract: PURPOSE: Provided is a method for manufacturing recombinant glycoproteins in animal cells in a high yield. Thereby, the recombinant glycoprotein has high activity and cultured cells have high viability for a long time. CONSTITUTION: The method for manufacturing recombinant glycoproteins in animal cells in a high yield is comprised of the next steps of: i) cultivating and growing animal cells in medium including serum for 2-4 days; and ii) cultivating repeatedly the animal cells in medium having no serum for 2-3 days to obtain recombinant glycoproteins. And the recombinant glycoproteins include erythropoietin (EPO), tissue-type plasminogen activator (tPA), follicle stimulating hormone (FSH), luteinizing hormone (LH), interleukin-12 (IL-12), hCG (human chorionic gonadotropin), thrombopoietin (TPO), and Factor VIII.
Patent KR-20010061022-A (KR)
Inventor: KIM JIN UNG
IPC: H01L21/28
Filed: 1999-12-28
Abstract: PURPOSE: A method for forming a contact of a semiconductor device is provided to form a contact by using an amorphous SiC:H layer as an etching barrier. CONSTITUTION: A word line(3) is formed on a semiconductor substrate(1). A spacer as an oxide layer is formed at both sides of the word line(3) by using the oxide layer as a hard mask. A SiC layer is deposited on an upper portion of the whole structure. A high temperature thermal processing for the whole structure is performed. A SiC:H layer(5) having a characteristic of a low-k is formed by using hydrogen plasma. An ILD(Inter-Layer Dielectric) oxide layer(7) is deposited on the whole structure. A photoresist mask is formed thereon. A SAC etching process is performed by using the SiC:H layer(5) as an etching barrier.
Patent KR-20010061337-A (KR)
Inventor: KIM HONG CHEOL
IPC: C03B19/08
Filed: 1999-12-28
Abstract: PURPOSE: A manufacturing method of foamed glass for light weight heat-insulating materials by direct foaming of waste glass(alkaline alumino-silicate) without pre- processing such as melting and hydrolysis. The resultant foamed glass is excellent in flame-shield, heat-insulation and sound-absorption. CONSTITUTION: The method comprises the steps of: mixing 75-98wt.% of waste glass ground to the size having 3000-50000cm2/g of surface area with 2-25wt.% of additives composed of 0.1-10.0wt.% of sodium silicate, 0.1-3.5wt.% of C having 40-500m2/g, 0.1-5.5wt.% of sulfate, 0.5-20.0wt.% of active silica and 0.1-10.0wt.% of boric oxide; grinding the mixed powder to be -150mesh; putting it into a mold; heating to 400-700deg.C and foaming at 750-900deg.C; settling at 500-700deg.C and annealing to 20-40deg.C. The resultant foamed glass has 0.14-0.45g/cm3 of density, 0.039-0.053 kcal/hmdeg,C and less than 1.0% of water absorption.
Patent KR-20010061350-A (KR)
Inventor: KIM BYEONG SU
IPC: H01L21/28
Filed: 1999-12-28
Abstract: PURPOSE: A method for manufacturing a barrier layer in a metal interconnection is provided to prevent an overhang problem caused by the increase of the thickness of a barrier layer, by using an amorphous layer such as Ta-Si layer or Ta-Si-N layer as the barrier layer so that an additional heat treatment process is not needed. CONSTITUTION: An interlayer dielectric(140) having an opening exposing a contact region(120) is formed on a semiconductor substrate(100) including the contact region. An amorphous barrier layer(180) is formed at least on the contact region. A metal material is formed on the entire resultant structure having the barrier layer to completely fill the opening.
Patent KR-20010058877-A (KR)
Inventor: YOO HYEOK JUN
IPC: H01L27/108
Filed: 1999-12-30
Abstract: PURPOSE: A method for manufacturing a capacitor of a semiconductor device is provided to increase the capacitance by unevenly forming the surface of an electrode so as to enlarge the size of the surface area of the electrode. CONSTITUTION: The first oxide layer is formed on a semiconductor substrate(20). A hole for exposing a predetermined area of the semiconductor substrate(20) is formed on the first oxide layer. A silicon layer for forming a lower electrode is formed on the predetermined area of the semiconductor substrate(20) and at a sidewall of the first oxide layer. After depositing a meal layer on the silicon layer, a heat-treatment process is carried out so as to form a silicide layer. Then, the silicide layer is removed. The second oxide layer is formed on the silicon layer in which the silicide layer is removed. A CMP process is carried out until the first oxide layer is exposed. A capacitor lower electrode(22) is formed by removing the first and second oxide layers. After forming a capacitor dielectric layer(25), a capacitor upper electrode(26) is formed.
Patent KR-20010059532-A (KR)
Inventor: BAE GYEONG JIN
IPC: H01L21/336
Filed: 1999-12-30
Abstract: PURPOSE: A method for manufacturing semiconductor devices is provided to reduce generation of a conventional etch pit phenomenon to minimize a stress applied on a silicon substrate, by adequately forming a layout of poly 1 and a device isolation active region on the silicon substrate. CONSTITUTION: A method for manufacturing semiconductor devices makes the angle of a corner portion in an active region(1) an obtuse angle so that the final profile can be rounded upon layout of the active region on a silicon substrate.
Patent KR-20010060054-A (KR)
Inventor: BAEK JI HUN
IPC: B60Q1/04
Filed: 1999-12-31
Abstract: PURPOSE: A lamp prevents shade occurred by not reflecting light on a screw and a fixing flange for fixing a shield on a reflector when lighting a lamp. CONSTITUTION: A lamp comprises a leader hole(1), a shield(56) and a housing(4). The shield(56) having a fixing flange(59) drawn out of a reflector(54) through the leader hole(1) covers the front of a bulb(50). The housing(4) has a rest(2) mounted on the outside of the reflector(54) for fixing the fixing flange(59) and a passing hole(3) for not hooking a bulb holder(51). Thus, shade does not occurred when lighting a lamp because the fixing flange(59) fixed for spreading the light of the bulb(50) to the reflector(54) is fixed on the outside of the reflector(54).
Patent KR-20000029684-A (KR)
Title: Biological treatment of spent caustics
Inventor: DE ZWART JOLYN MARTHA MARIA
IPC: C12N1/00
Filed: 1997-07-23
Abstract: PURPOSE: A method is provided for the biological treatment of a spent caustic solution containing sulphides, and for the biological treatment of an aqueous solution containing sulphides and/or mercaptans in an aerobic reactor. CONSTITUTION: The solution is introduced into an aerobic reactor containing sulphide oxidizing bacteria, and the sulphides are partly converted to elemental sulphur and partly to sulphate by controlling the redox potential in the reactor at a value below -300 mV (against an Ag/AgCl reference electrode), or below -97 (against an H2 reference electrode). The solution is treated in the presence of bacteria of the new species Methylophaga sulfidovorans.
Patent KR-20000048487-A (KR)
Inventor: HALLEN HANS
IPC: B23K35/30
Filed: 1997-09-23
Abstract: PURPOSE: An use of a metal powder for surface coating is provided to improve a submerged arc welding method by using a prealloyed, atomized metal powder containing high amounts of alloying elements in combination with at least one melting electrode wire or cord consisting of unalloyed or low-alloy metal. CONSTITUTION: In an use of a metal powder for surface coating by submerged arc welding, the metal powder comprises an atomized preallyed metal powder containing high amounts of alloying elements for feeding separately to a metal substrate or for feeding on the outside of melting, consumable electrode wire or electrode cord in a submerged arc welding method, wherein the powder is a gas atomized or a water atomized iron-based powder, the melting electrode wire or the cord essentially consists of an unalloyed or low-alloy metal, and the ratio of consumable electrode to powder is between 2.33 and 0.25, preferably less than 1.5.
Patent KR-20000052936-A (KR)
Title: Reclosable bottle and closing element for the same
Inventor: FINKBEINER CHRISTINE
IPC: A61J11/00
Filed: 1997-10-31
Abstract: PURPOSE: A closing element is provided to close a bottle multiple times. CONSTITUTION: A reclosable bottle and closing element comprises a dosing and dispensing element (3; 203; 303; 403; 503; 603; 703), a discharging hole (5; 205; 305; 405; 605; 705) made of deformable material, for instance, a nipple for a baby nursing bottle or a dispensing element for an adhesive or a drinking straw, consisting of a cap (7; 207; 307; 407; 507; 607; 707), the inner diameter of which corresponds at least to the outer diameter of the dosing and dispensing element, wherein the cap consists of at least two parts, said parts of the cap being movably connected with a rotation element (12; 212; 312; 412; 512; 612; 712) and comprising a closing element (10; 210; 310; 410; 510; 610; 710) to close both parts of the cap. The inside of the cap comprises segments (8; 208; 308; 408; 508; 608; 708) extending to the middle axis (17; 217; 317; 417; 517; 617; 717). Said segments serve to crease the dosing and dispensing element underneath its discharging hole so that no liquid stored in the bottle can flow to the discharging hole while also enabling unproblematic transportation of the bottle.
Patent KR-20000057683-A (KR)
Title: New aqueous medicament preparations for the production of propellent gas-free aerosols
Inventor: FREUND BERNHARD
IPC: A61K31/137
Filed: 1997-12-16
Abstract: PURPOSE: Provided are medicament preparations in the form of aqueous solutions to produce propellent gas-free aerosols for inhalation. CONSTITUTION: Propellent gas-free aerosols for inhalation comprise a complexing agent and a pharmacologically active ingredient for inhalation. Medicament preparations in the form of aqueous solution are characterized by selecting one as an active ingredient from betamimetics, anticholinergic, antiallergic and/or antihistamine, and also selecting one as a complexing agent from nitrilotriacetic acid, citric acid, ascorbic acid or their salts. The concentration of complexing agent is preferably, 10-100mg/100ml of solution and the concentration of active ingredient is 0.001-2g/100ml of solution.
Patent KR-20000070754-A (KR)
Title: 탄소 지지된 레늄 함유 촉매의 재생 방법
IPC: C07B61/00
Filed: 1998-02-04
Abstract: 본 발명은 가용성 레늄이 손실되어 빠른 촉매 성능 저하를 일으킬 수 있는 수성 매질에서 작동하는 팔라듐 또는 루테늄,레늄/탄소 수소화 촉매의 촉매 성능을 증진시키는 방법에 관한 것이다. 지지재 위의 레늄을 함유하는 레늄 함유 수소화 촉매는 먼저 수성의 과레늄산 또는 과레늄산 칼륨으로 촉매를 처리하고, 승온 및 가압 하에 환원 조건 하에서 촉매를 처리함으로써 재생된다. 기재된 바대로 촉매를 처리하면 측면 스트림 반응기 또는 수소화 반응기 내부에서 귀금속 비용과 반응기의 단락 시간을 상당히 절감하면서 그 위치에서 운전이 실행되는 것과 동시에 촉매의 활성을 증진시키는 분산된 새로운 미분 레늄을 보충할 수 있다.
Patent KR-20010005525-A (KR)
IPC: H04N7/173
Filed: 1999-01-19
Abstract: 스플라이서/트랜스코더(21)는, 소재인 어카이버/서버와는 스트림으로 인터페이스하고, 에디터 및 스위쳐(22)와는 베이스 밴드로 인터페이스한다.  또한, 적어도 편집점을 포함하는 소정 기간에는 트랜스코딩을 한다.  입력 스트림에는 편집에 사용하는 두 가지 프로그램이 다중화되고, 에디터 및 스위쳐(22)에는, 각 프로그램을 복호한 베이스 밴드 신호(Sa,Sb)가 주어져 기존의 편집기와 마찬가지로 편집이 이루어진다.  편집 결과 베이스 밴드 신호(Sc)가 스플라이서/트랜스코더(21)로 복귀되어 복호시에 얻은 코덱 정보를 사용하여 신호(Sc)가 출력 스트림으로 재부호화된다.
Patent KR-20010006021-A (KR)
Title: 셀룰로오스 에테르 슬러리
IPC: C08K3/00
Filed: 1998-04-03
Abstract: 수용성 셀룰로오스 에테르 슬러리가 개시되어 있다.  상기 슬러리는 상기 셀룰로오스 에테르에 실질적으로 비용해성인 산소화된 유기 담체 내의 미립자 셀룰로오스 에테르, 점성도 부여제, 및 선택적으로 계면활성제와 다른 성분들을 포함한다.  상기 슬러리에 함유되어 있는 상기 성분들은 라텍스 페인트와 같은 라텍스 조성물의 제조에 사용되는 성분들과 상용성이 있다.
Patent KR-20010012578-A (KR)
IPC: A61N5/06
Filed: 1998-05-11
Abstract: A device for irradiating a limited, defined area where uniform and intense irradiation is obtained of a sharply defined light field (7) of variable size, the light from a halogen lamp (1) or similar incoherent light source being directed by means of an elliptical mirror (2) towards one end surface (3) of a transparent rod (4) whose opposite end surface (6) is thereby uniformly irradiated and is imaged by a lens (7) in the area (9) which has to be irradiated.
Patent KR-20010012816-A (KR)
Title: 섬유상 물질용 이온 감응성 결합제
IPC: C09D133/06
Filed: 1998-05-09
Abstract: 섬유상 지지체를 결합시키기 위한 수용성 중합체 결합제는 불포화 카르복실산/불포화 카르복실산 에스테르 삼원공중합체 약 25 중량% 내지 약 85 중량%, 2가 이온 억제제 약 5 중량% 내지 약 35 중량% 및 친수성 가교결합성 중합체 약 10 중량% 내지 약 60 중량%를 포함한다.  본 발명의 바람직한 방식에서 친수성 가교결합성 중합체는 실질적으로 2가 이온 억제제로서 작용하고 처리된 직물의 친수성을 증가시켜 별도의 2가 이온 억제제의 사용을 배제시킨다.  결합제 조성물은 약 50 ppm 미만의 2가 이온 농도 및 약 0.4 중량% 미만의 1가 이온 농도를 갖는 수성 환경에 가용성이다.  또한, 섬유상 지지체상에 유효량의 결합제가 분포되어 있는 수분산성 섬유상 직물 및 수분산성 섬유상 직물의 제조 방법이 개시되어 있다.
Patent KR-20010013382-A (KR)
Inventor: RANDALL DARREL WAYNE
IPC: H04N7/52
Filed: 1998-06-05
Abstract: An apparatus and a method for processing program guide data information are disclosed having the following. A program guide representing program guide data information is displayed in various formats. For example, the program guide is displayed in a first format which has a first dimension representing time information and a second dimension representing channel information. The program guide is displayed in a second format in response to a user request. The second format represents a discrete truncation alone either one of the first or second dimensions.
Patent KR-20010014328-A (KR)
Title: 서보모터의 동기제어장치
IPC: G05B19/404
Filed: 1998-06-25
Abstract: 주,부주축이 워크를 통하여 결합될 때의 주 및 부서보모터간에서 생기는 양자의 위치드루프를 각각 가선기가 구하고, 그 위치드루프차를 결합전에 비교기가 구하며, 제산기가 그 위치드루프차를 그 검출시의 부서보모터의 속도로 제산하여, 단위속도당의 위치드루프차를 구한다. 
     그리고, 양 주축의 결합후는, 승산기가 그 위치드루프차에 부서보모터의 현재속도를 승산하여, 가산기가 그 치를 부서보모터로의 위치지령에 가산한다. 
     이 때문에, 워크를 통하여 결합해서 동기운정을 하여도, 과대토크를 발생하는 것을 방지할 수 있고, 변속비의 경년변화의 영향을 없애며, 결합시에 발생하는 변위를 수정한다.
Patent KR-20010073429-A (KR)
Title: How to store the number and to display searched the result using Hangul
Inventor: HWANG JAE YEOB
IPC: G06F15/02
Filed: 2000-01-14
Abstract: PURPOSE: A phone number storage and search result output method is provided to output an auxiliary memorization phrase with a corresponding phone number whenever a stored phone number gets searched, and to enable a user to naturally memorize the phrase with the corresponding phone number so that it can prevent burdens of searching for a phone number in a storage whenever making a phone call. CONSTITUTION: The method comprises steps of storing a pair of a phone number and a Hangul phrase corresponding to the phone number, outputting the Hangul phrase in place of the phone number when the stored phone number is searched in order to enable a user to memorize the phrase, and expressing a program execution state and result via sound or characters. The Hangul phrase character number is identical to or longer than the phone number figure. The user can directly adds the Hangul phrase corresponding to the phone number.
Patent KR-20000053541-A (KR)
Inventor: KURATA NOBUHIRO
IPC: A61F13/56
Filed: 2000-01-20
Abstract: PURPOSE: An absorbent article for disposal of body fluids discharged thereon such as a sanitary napkin or a panty liner is provided. CONSTITUTION: A absorbent article such as a panty liner 1 for disposal of body fluids discharged thereon includes a body facing side, an undergarment facing side and an absorbent core disposed therebetween, the undergarment facing side including a thermoplastic synthetic fiber layer 12 placed against a bottom surface of the core 4 and having a density lower than that of the core 4, a synthetic resin layer 13 having a density higher than that of the fiber layer 12 and a first thermoplastic synthetic fiber 11 having a density lower than that of the resin layer 13, and the synthetic fiber layer 11 being coated with adhesive agent 9 to an undergarment.
Patent KR-20000076545-A (KR)
Title: 페이지 정보 디스플레이 방법 및 시스템
IPC: G06F3/041
Filed: 2000-01-28
Abstract: 본 발명은 사용자 인터페이스 디스플레이(예컨대, LCD)의 크기가 제한된 개인용 디지털 노트패드(a personal digital notepad : PDN) 장치와 같은 수기 기록 장치(a handwriting recording device)에 페이지 정보를 시각적으로 디스플레이하는 시스템 및 방법에 관한 것이다.  하나 이상의 동적 아이콘을 이용하여 선택된 정보를 디스플레이하는 하나 이상의 이용가능한 디스플레이 모드를 선택함으로써 사용자는 다양한 방법으로 상세한 페이지 정보를 관찰할 수 있다.  또한, 사용자는 주어진 전자 페이지의 수기 내용의 선택된 부분을 (디스플레이를 통해) 관찰할 수 있으므로, 사용자는 저장된 수기 데이터를 수기 텍스트(handwritten text)와 일치(synchronize)시키는 기회를 가질 수 있다.
Patent KR-20010083562-A (KR)
Title: Lithium ion polymer cell
Inventor: LEE SANG WON
IPC: H01M10/0525
Filed: 2000-02-16
Abstract: PURPOSE: A lithium ion polymer battery is provided to accomplish the protection of electrolyte loss and/or leak due to joint failure caused from thickness of metal lead in the battery by specific arrangement of individual parts of the battery. CONSTITUTION: The polymer battery comprises a laminated electrode assembly(11); a positive and a negative taps(12a, 13a) spaced in a desired interval and connected to both of leads(14, 15), respectively; an insulating case(16) with a cover(16a) enclosing and sealing the assembly(1), taps(12a, 13a) and leads(14, 15). The case(16) and the cover(16a) are usually laminated together onto top and bottom sides of the aluminum thin film by thermal adhesive polymer. The cover(16a) is jointed to a flange(16b) to form a space receiving the assembly(11). parts of the leads(14, 15) are exposed out of the battery to electrically connect the assembly(11) to any exterior device(31).
Patent KR-20010082847-A (KR)
Title: method for etching substrate
Inventor: JANG YUN GYEONG
IPC: G02F1/13
Filed: 2000-02-21
Abstract: PURPOSE: A method for forming a mounting groove on a substrate is provided to form a large-sized LCD device by using a fluidic self assembly method. CONSTITUTION: A metal layer(152) and a photoresist layer(160) are laminated sequentially on a substrate. The photoresist layer(160) is exposed and developed by using a predetermined mask. The metal layer(152) is exposed by developing the photoresist layer(160). The first etching process for the exposed metal layer(152) is performed. The first etching process for the exposed substrate is performed to form an overhang at an edge of the etched metal layer(152). The second etching process for the metal layer(152) is performed to overetch the overhang to an inside of the etched substrate. The second etching process for the substrate is performed to form an overhang at the edge of the etched metal layer(152).
Patent KR-20010084189-A (KR)
Title: Method for managing site of electronic mall and apparatus for performing the same
Inventor: LEE HUI JUN
Filed: 2000-02-24
Abstract: PURPOSE: A method and apparatus for operating a site of an electronic mall is provided to reduce the time for searching information on an unnecessary product by automatically arranging products according to an input condition of an operator or a purchaser. CONSTITUTION: A purchaser performs a login through a purchaser interface or an operator interface(S200). A search condition is generated according to the purchaser or electronic mall manager(S202). An intellectual search unit searches information on product stored in a product information database according to the search condition(S204). A product having a fixed weight corresponded to the search condition is selectively outputted(S206).
Patent KR-20010084293-A (KR)
Title: Basic Call Process In Intelligent Network System
Inventor: CHO SAM HYEON
IPC: H04W8/24
Filed: 2000-02-24
Abstract: PURPOSE: A method for processing a fundamental call in an intelligent network is provided to optimize the function of a service scenario and improve the stability of a system by reusing a previously embodied scenario when embodying the function of a new service scenario. CONSTITUTION: It is judged whether a calling number service of a subscriber is registered(S10). An SCP(Service Control Point) receives the registered calling number, analyzes the calling number, and loads a separate service logic program(S20). A flow of the service logic program is executed by an SSP(Service Switching Point) for providing an intelligent network service(S30). An acknowledge message is confirmed by the SCP and a service is executed(S40). It is judged whether a called number of the acknowledge message is registered in the SSP by the SCP(S50). If the service register is not confirmed, the acknowledge message is transmitted to the SSP by an MSC(Mobile Switching Center)(S60). If the calling number service of the subscriber is not registered in the SSP, it is judged whether a called number service of the subscriber is registered(S70). If the called number is analyzed and the service register is not performed, an error generation message is composed to the MSC or the SSP(S80) and the acknowledge is transmitted to the SSP by the SCP(S60).
Patent KR-20010084572-A (KR)
Title: Diesel fuel emulsion
Inventor: KIM MOON CHAN
IPC: C10L1/32
Filed: 2000-02-28
Abstract: PURPOSE: A diesel emulsion fuel is provided, to improve the stability of distribution system and to reduce the amount of nitrogen oxides, smoke, carbon monoxide and hydrocarbons exhausted from an automobile. CONSTITUTION: The diesel emulsion fuel comprises about 80 parts by weight of a diesel oil; 0.1-10 parts by weight of an emulsifying agent selected from polyoxyethylene triolate such that the repeating unit of nonyl phenol and polyoxyethylene is 5-70, polyoxyethylene sorbitan monolate such that the repeating unit of sorbitan monolate and polyoxyethylene is 5-70, and their mixture; and about 20 parts by weight of water. Preferably the emulsifying agent comprises further 0.01-10 parts by weight of hydrogen peroxide based on 100 parts by weight of a mixture of a diesel oil and water.