baber/WOPTO huggingface dataset:
Patent JP-2008133922-A (JP)
Title: Electric disk brake device
Inventor: OIKAWA HIROTAKA
IPC: F16D66/02
Filed: 2006-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric disk brake device capable of elongating the service life of a brake pad and a disk by preventing a dragging phenomenon, capable of restraining useless energy consumption of a traveling driving source, and capable of restraining occurrence of judder.  <P>SOLUTION: The electric disk brake device is provided with an electric caliper 10 including thrust mechanisms 13, 21 and 22 pressing brake pads 14 and 15 to the disk 11, and an electric motor 20 for driving them; a control means 29 for controlling the electric motor; a rotation position detecting means 32 for detecting a rotation position of the disk; and disk thickness detecting means 25 and 26 for detecting the thickness of the disk. The control means calculates the thickness of the disk for each rotation position based on the detected result of the rotation position detecting means and the disk thickness detecting means, and executes pad clearance control by the electric motor based on the thickness for each of the rotation positions during non-braking.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008139375-A (JP)
Title: Inserter and image forming device
Inventor: NAKAMA MASARU
IPC: G03G15/00
Filed: 2006-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming device capable of being replaced in fine finish without stains.  <P>SOLUTION: The image forming device 1 includes a body part 10 for forming images on recording paper; an inserter 30 for conveying and inserting paper between pieces of ejection paper of the body part 10, by being connected to the body part 10 and having a paper feed part 31 for feeding prescribed papers; first paper ejecting parts 57b-57e and a second ejecting part 57a for storing the ejection paper of the inserter 30. A replacement mode is provided for replacing inferior pages with replacement pages. In the replacement mode, the images of replacement pages are formed by the body part 10, the inserter 30 conveys recorded paper bundles, including inferior pages installed in the paper feed part 31, and the replacement pages are ejected, immediately after or immediately before the inferior pages. Recorded paper bundles that replace the replacement pages are ejected to the first ejecting parts 57b-57e and the inferior pages are paper-ejected to the second ejecting part 57a.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008139394-A (JP)
Title: Image forming apparatus
Inventor: SAWADA KENJI
IPC: B41J29/08
Filed: 2006-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which achieves both thinning of a part corresponding to a scanner and prevention of oscillation.  <P>SOLUTION: The image forming apparatus is provided with: the scanner 20 reading a document image; a printer 10 installed below the scanner and forming an image; an automatic document feeder 30 which automatically feeds documents installed above the scanner and composed to be freely opened/closed against the scanner by a hinge member; and a plurality of oscillation prevention members 5 interfering between the scanner and the printer and elastically supporting the scanner on the printer. The oscillation prevention members are installed in the vicinity of each corner of the printer and an interior paper ejecting part is installed before a top most part of the printer. A top surface of the interior paper ejecting part is positioned above a bottom surface of the scanner in the oscillation preventing member which are in positions overlapping with the interior paper ejecting part.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008138583-A (JP)
Title: Exhaust emission control device of engine
Inventor: NAGATOMO HIROAKI
IPC: F01N3/08
Filed: 2006-12-01
Abstract: <P>PROBLEM TO BE SOLVED: To execute suitable exhaust emission purification by addition of a reducing agent while protecting a reducing agent addition valve and a reducing agent supply part.  <P>SOLUTION: A DPF 12 and an SCR catalyst 13 are arranged on an exhaust pipe 11, and a urea aqueous solution addition valve 15 for adding and supplying a urea aqueous solution in the exhaust pipe 11 is arranged between the DPF 12 and the SCR catalyst 13. As a structure of a urea aqueous solution supply part, a urea aqueous solution having predetermined concentration is stored in a urea aqueous solution tank 21, and a urea aqueous solution pump 22 is arranged in the tank 21. An ECU 30 opens the urea aqueous solution addition valve 15 in response to congelation change of the urea aqueous solution remaining in the urea aqueous solution addition valve 15 and the like after stopping an engine. Thereby, the remaining urea aqueous solution in the urea aqueous solution addition valve 15 and the like is discharged.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008147234-A (JP)
Title: Method of fastening cap of semiconductor substrate
Inventor: SUGIURA KAZUHIKO
IPC: G01P15/08
Filed: 2006-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To prevent an adhesive agent from overflowing from the specified adhesion area as much as possible when a cap is adhered to a semiconductor substrate having a movable part, and to reduce residual stress during curing of the adhesive agent.  <P>SOLUTION: When forming an adhesive layer A in the adhesion area 9 of a cap 6, the adhesive layer A is intermittently formed. Thus, the adhesive layer A is separated by a slit B, so that, when the cap 6 is overlapped over the semiconductor substrate and both are heated and pressed, the expanded adhesive layer A is extended to the slit B to effectively prevent the adhesive agent from overflowing from the adhesion area 9. Furthermore, when the adhesive layer A is cured, the adhesive layer A is separated by the slit B, so that the quantity of shrinkage can be suppressed and residual stress be also reduced.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008147384-A (JP)
Title: Dry etching apparatus
Inventor: YAKURA MOTOTSUGU
IPC: H01L21/3065
Filed: 2006-12-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dry etching apparatus capable of readily performing etching, whose sectional form is vertical and whose in-plane uniformity is superior, even under various etching conditions.  <P>SOLUTION: The dry etching device is provided with a vacuum vessel 101 with an exhaust port 103 for evacuating the inside of the vacuum vessel and a gas inlet port 102 for supplying gas into the vacuum vessel which are connected thereto. Furthermore, a plasma source 104 for generating an introduced and connected plasma, and a first electrode 105 with a substrate 108 mounted thereon are equipped inside the vacuum vessel 101. A second electrode 109, installed at the inner wall side of the vacuum vessel 101 between the first electrode 105 and the plasma source 104, is equipped. Then, a DC power supply 110 is connected to the second electrode 109. The spread of ion sheath in the vacuum vessel 101 is controlled, and the density of plasma in the vacuum vessel 101 is uniformized by the adjustment of the DC power supply 110, whereby the in-plane uniformity of etching can be improved.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008149476-A (JP)
Title: Pressing roller device for printing paper in printer
Inventor: SAIHARA MIWAKO
IPC: B41J11/24
Filed: 2006-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressing roller device for printing paper in a printer which facilitates detachment and attachment of a pressing roller 18 while preventing detachment and falling from a holding bracket 17 by preventing wear at the holding bracket 17 of a roller shaft 22 of the pressing roller 18.  <P>SOLUTION: Noting that a holding hole 21 of the holding bracket 17 is made a burring shape (so-called flash shape), thereby increasing its supporting area, and also that a curved part following the burring shape can be utilized as a guide surface of the roller shaft 22, the holding hole 21 which rotatably holds the roller shaft 22 of the pressing roller 18 is formed to a holding side frame part 20 of the holding bracket 17 which rotatably holds the pressing roller 18 pressing the printing paper L in a proper posture in a transfer path 5 direction at a detecting part. At the same time, the holding hole 21 is formed in the burring shape outward from inside of the holding side frame part 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008149295-A (JP)
Title: Agitator
Inventor: SAEGUSA SHIGERU
IPC: B01F29/83
Filed: 2006-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a seal structure for scattering prevention surely preventing a mixture, dust, or the like from scattering outside a container from a gap between the rotating container and a lid.  <P>SOLUTION: The agitator includes a seal ring 10 provided on the upper edge of the container 1, two seal walls 11, 13 having elasticity, and a seal plate 12. The seal plate 12, when the lid 4 is fitted to the container 1, engages with a peripheral groove 17, and forms labyrinth structure with the seal plate 12 and the peripheral groove 17. The two seal walls 11, 13 are respectively fixed on the outer and inner sides of a bracket 14. When the lid 4 is fitted to the container 1, the walls are respectively pushed and expanded in the outside and inside directions by the seal ring 10, so as to closely contact the inner and outer side faces of the seal ring 10.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008151326-A (JP)
Title: Linear roller bearing
Inventor: ABE YASUSHI
IPC: F16C29/06
Filed: 2006-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To easily prevent the entry of foreign matter from a lower face of a side of a body.  <P>SOLUTION: A seal member 6 having slide contact with the upper face of a machine base is arranged on the lower face of the side of the body 3 of a linear roller bearing 1 along the longitudinal direction. Thus, unlike a method for providing a labyrinth seal, e.g., the need for machining the machine base is eliminated to easily prevent the entry of foreign matters from the lower face of the side of the body 3.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008154637-A (JP)
Title: Cutting device
Inventor: YAMASHITA AYANO
IPC: B26B3/00
Filed: 2006-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To cut a smooth and beautiful curved line without requiring subtle manual operation.  <P>SOLUTION: A cutting device 1 cuts a sheet material by moving a cutter 20 along a rail 11 attached to a template 10. The cutter 20 is composed of a cutting blade 35 and guide parts 31 and 32 to be engaged with the rail on the surface of a rotary disk 30. The rotary disk 30 is rotatably attached to a handle part 40. When the guide parts are engaged with the rail, the rotary disk naturally rotates as guided by the curved rail, and the cutting blade attached to the rotary disk can be naturally directed toward the rail.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008155700-A (JP)
Title: Vehicle body floor part structure
Inventor: SUZAKI TAKAHIRO
IPC: B62D25/20
Filed: 2006-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle body floor part structure capable of enhancing energy absorption performance relative to inward load input in a vehicle width direction.  <P>SOLUTION: The vehicle body floor part structure 10 is provided with a floor tunnel part 16 extending in a vehicle body longitudinal direction at a vehicle body central part; an energy absorption skeleton part 46 forming a closed cross section structure and extending in a vehicle body longitudinal direction at an outer end in the vehicle width direction; a front cross member 36 and a rear cross member 38 extending in the vehicle width direction respectively and connecting a floor tunnel 16 and the energy absorption skeleton part 46; and an energy absorption part 44 fixedly provided at an outer side in the vehicle width direction of the energy absorption skeleton part 46.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008160985-A (JP)
Title: Flexible cover for wiring duct
Inventor: CHO TAKESHI
IPC: H02G3/00
Filed: 2006-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible cover for a wiring duct to install wiring ducts on the same conditions as before, while improving the appearance and surely protecting electric wires inside a wiring duct, by completely eliminating gaps between a wiring-duct connection part and a cover.  <P>SOLUTION: A pair of cover bodies 10 is provided to cover the upper part of an opening of a flexible coupling duct. The cover bodies 10 are connected vertically, swingably. A hinge body 11 is provided to cover a mutual gap between the cover bodies 10. A flange 12 is provided, while being bent along the side face of the flexible coupling duct, from both longitudinal side edges of each cover body 10. When the flexible coupling duct is connected in a vertically bent state, a gap-covering flange 13 is provided to cover a maximum gap generated on the side face of the bent part, when the flexible coupling duct has a swing-down angle of 45 degrees. The gap-covering flange 13 is formed larger than the flange 12 of each of cover bodies 10.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007273946-A (JP)
Title: Nitride semiconductor single crystal film
Inventor: ABE YOSHIHISA
IPC: H01L21/205
Filed: 2006-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nitride semiconductor single crystal including AlN or GaN which are film-formed to have good crystallinity without forming a 3C-SiC layer on a Si substrate, and which can be used suitably for a light emitting diode, a laser light emitting element, an electronic element that can be operated at a high speed and a high temperature, etc., as well as a high frequency device.  <P>SOLUTION: A GaN (0001) or an AlN (0001) single crystal film, or a super-lattice structure of the GaN (0001) and the AlN (0001) is formed on a Si (110) substrate via a 2H-AlN buffer layer.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008164645-A (JP)
Title: Method for discriminating kind of recording material and image forming apparatus
Inventor: KUMADA HIROMITSU
IPC: B41J29/38
Filed: 2006-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To easily maintain accuracy of discriminating the kind of a recording material even if staining, temporal change or environmental variation occurs.  <P>SOLUTION: The image forming apparatus includes: a radiation part to radiate light onto the recording material; a photodetector part to receive light mediated by the recording material out of the radiated light; and a discrimination part to discriminate the kind of the recording material based on the quantity of the received light. Furthermore, the image forming apparatus includes a correction part to correct the quantity of the light received by the photodetector part mediated by a patch with developer formed on the recording material to be a predetermined value. The correction part corrects at least either the quantity of the light radiated from the radiation part or the quantity of the light received by the photodetector part.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008167025-A (JP)
Title: Image processor, image processing system, image processing program and image processing method
Inventor: EBIYA KENJI
IPC: B41J5/30
Filed: 2006-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image processor capable of generating the log information of different storage capacities by discriminating the kinds of processed image data in a job for processing the image data, reducing the entire storage capacity stored as the log information and making follow-up investigation possible as well, and to provide an image processing system, an image processing program and an image processing method.  <P>SOLUTION: The image processor has a job execution means 1 and a controller for controlling the job execution means. The controller includes a log information generation means 2 for generating the execution history information of a job as the log information and a log information storage means 8. The log information generation means 2 includes an image data kind discrimination means 3 for discriminating processed image data, a retrieval information generation means 5 for generating retrieval information for retrieving a pertinent job from at least one of the image data for preservation and the image data to be the origin on the basis of the discriminated result, a specifying information generation means 6 for generating specifying information for specifying the job, and a relating means 7 for relating the image data for the preservation, the retrieval information and the specifying information with each other.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007200312-A (JP)
Title: Computer implemented method, device and computer readable memory (system and method for managing instant messaging conversation)
Inventor: ETGEN MICHAEL P
IPC: G06F13/00
Filed: 2006-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a computer implemented system and process for managing a threaded instant messaging conversation.  <P>SOLUTION: The method comprises establishing an interactive messaging session for exchanging a conversation element; assigning a thread identifier to the conversation element; appending the thread identifier to the conversation element; and displaying the conversation element in a user interface based on the thread identifier.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007103387-A (JP)
Title: Induction heating cooker
Inventor: NOMURA SATOSHI
IPC: H05B6/12
Filed: 2006-12-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an induction heating cooker capable of accurately detecting temperature at the bottom of a cooking pan and accurately performing control operation for preventing the superheating of the cooking pan and the burning of foodstuffs, even if heating cooking is performed by placing the cooking pan at a position farther away from a prescribed position on a top plate.  <P>SOLUTION: A print to show a setting position of the cooking pan 2 corresponding to a size or a position of a pair of heating coils 3 is provided on an upper surface of the top plate 1. A display part 6 is provided under the top plate 1 and near the setting position of the cooking pan 2. A temperature sensor 4 is arranged under the top plate 1, at a position away from the display part 6 more than a vertical axis position ("a" in Fig.1) of the heating coil 3, and also, arranged at a middle position from an inner peripheral part to an outer peripheral part of the heating coil 3.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006518425-A (JP)
Title: 経編地用の切断装置
IPC: D04B35/34
Filed: 2004-01-30
Abstract: 切断装置は、経編地（４）のための送りデバイス（１０）を備える。経編地は、各たて糸間に浮いているよこ糸（８）が配置される少なくとも２つのたて糸（６）を有する。また、切断装置は、よこ糸（８）を切り裂くための切断器具（２２）と、有効糸として働く切断されたたて糸（６）のための排出デバイス（２４）を備える。切断装置を改良するために、切断器具（２２）は、切断されるべきよこ糸（８）を支持するように働く突出したガイドエッジ（３６、３８）を備えるガイド部材（３２、３４）からなる。ガイドエッジ（３６、３８）は、各ガイドエッジ間に、回転するナイフ（４２）が延出する隙間（４０）を形成する。また、ガイド部材（３２、３４）は、ガイドエッジ（３６、３８）から外方を向いた側に、たて糸（６）用セットバックされたガイド表面（４４、４６）を含む。
Patent JP-2006523918-A (JP)
Title: 燃料電池試験システムのための警報リカバリシステム及び方法
IPC: G01R31/36
Filed: 2004-04-16
Abstract: 【解決手段】本発明の幾つかの実施形態は、燃料電池試験システム内で用いられる安全システムに警報リカバリシーケンスを呼び出すことを組み込んだシステム及び方法を提供する。本発明の別の実施形態では、対応する警報閾値を超えたことが検出された際に、（燃料電池試験）トライアルを中断して、警報リカバリシーケンスを開始することができる、燃料電池試験システム内で用いられる安全システム及び方法が提供される。次に、この安全システム及び方法は、特定の警報閾値を超えたプロセスパラメータ及び動作パラメータが安全な動作範囲内に戻されたという点で警報リカバリシーケンスが良好であったと判定された場合には、トライアルを再開することができる。
Patent JP-2006522867-A (JP)
Title: 金属ストランドの溶融金属浸漬被覆のための方法および装置
IPC: C23C2/00
Filed: 2004-03-18
Abstract: 【解決手段】  本発明は、金属ストランド１、特に鋼ストリップの溶融金属浸漬被覆のための方法であって、この方法の場合、この金属ストランド１が、垂直方向に、溶融された被覆金属２を収容する容器３を通って、および、所定の高さＨの、前方に接続されている案内通路４を通って貫通案内され、その際、この容器３内における被覆金属の抑制のために、この案内通路４の領域内において、電磁的な場が、少なくとも２つの、この金属ストランド１の両側に設けられた誘導子５を用いて形成される様式の上記方法に関する。被覆溶湯槽を沈静するために、本発明により、被覆金属２の予め設定された容積流量Ｑが、案内通路４に、この案内通路の高さ延長Ｈの範囲内において供給される。更に、本発明は、金属ストランドの溶融金属浸漬被覆のための装置に関する。
Patent JP-2006523645-A (JP)
Title: Ｎ−置換２−シアノピロリジンの製造法
IPC: C07D207/16
Filed: 2004-04-15
Abstract: 本発明はＮ−(Ｎ'−置換グリシル)−２−シアノピロリジンの製造法であり、少なくとも (ａ)ジメチルホルムアミドの存在下で、式(Ｖ) 【化１】     〔式中、Ｘ １ およびＸ ３ は互いに独立してハロゲンであり；Ｘ ２ はハロゲン、ＯＨ、Ｏ−Ｃ(＝Ｏ)−ＣＨ ２ Ｘ ３ 、−Ｏ−ＳＯ ２ −(Ｃ １−８ )アルキルまたは−Ｏ−ＳＯ ２ −(アリール)である。〕 の化合物と、Ｌ−プロリンアミドを反応させ、続いて (ｂ)得られた化合物を単離することなく脱水剤と反応させ、所望により続いて (ｃ)塩基の存在下、得られた化合物を単離せずに適当なアミンと反応させ、そして (ｄ)得られた遊離形または酸付加塩形の化合物を回収する 方法に関する。
Patent JP-2006525995-A (JP)
Title: サイトカイン発現細胞ワクチンの組み合わせ
IPC: A61K38/19
Filed: 2004-03-24
Abstract: そのすべての関連する側面において、本発明は、サイトカイン発現細胞ワクチン及び少なくとも１つの追加の癌治療剤又は治療の組み合わせの癌を有する患者への投与に基づく、改善された方法及び組成物を提供し、ここで、上記組み合わせの投与は、単独療法としての上記サイトカイン発現細胞ワクチン或いは癌治療剤又は治療に比べて亢進した治療的有効性を生じる。
Patent JP-2006519118-A (JP)
Title: 外部操作リングで操作される逆転歯車機構を備えた動力工具
IPC: B25F5/00
Filed: 2004-03-03
Abstract: 動力工具は、外面（１１）がほぼ円筒状のハウジング（１０）と、回転モータと、動力歯車列とを有し、動力歯車列は、“正転”動作用の第１の遊星歯車機構（１４）及び“逆転”動作用の第２の遊星歯車機構（２４）をもつ逆転歯車機構（１４、２４）と、第１の遊星歯車機構（１４）及び第２の遊星歯車機構（２４）のいずれかをハウジング（１０）に結合して動力伝達装置を “正転”動作モードから“逆転”動作モードへシフトすることによってハウジング（１０）に対して反作用トルク支持を確立するリング歯車機構（１９、２６、４０）を備え、リング歯車機構は、各遊星歯車機構（１４、２４）に対する別個の回転可能なリング歯車（１９、２６）と、リング歯車（１９、２６）と二者択一的に係合する軸線方向に変位可能なカップリングリング（４０）とを備える。カップリングリング（４０）は、ハウジング（１０）の外面（１１）に回転可能に支持される操作リング（５３；１５３）に接続され、またねじ装着スリーブ（４８、４９）は、カップリングリング（４０）から半径方向にのび、ハウジング（１０）におけるらせん状スロット（５０）と共動して、操作リング（５３）の回転運動をカップリングリング（４０）の軸線方向変位に変換する。開放端付き板ばね要素（６０；１６０）は操作リング（５３；１５３）内に装着され、ハウジング（１０）の外面（１１）を包囲するように予め張力が加えられ、それにより操作リング（５３；１５３）の解放可能な引き留め手段を形成する。板ばね要素（６０；１６０）は、ハウジング（１０）に取り付けられた線要素によって形成された肩部（６６、６７；１６６、１６７）との係合をロックする開口（７１、７２；１７１、１７２）を備えている。
Patent JP-2006526438-A (JP)
IPC: A61F13/53
Filed: 2004-05-12
Abstract: The invention relates to a single use hygiene article, comprising an absorbing body layer (24, 60, 70), which serves to store body fluids and which can also contain superabsorbent materials, and comprising standing cuff elements (26, 28), which extend in an essentially longitudinal direction, form a lateral leakage barrier and which are attached to the body-facing side of the article at least along a cuff base line (34, 36; 62, 64; 76, 78). The cuff elements (26, 28) are guided with variable distances between the cuff base lines (34, 36; 62, 64; 76, 78). The aim of the invention is to improve the absorption characteristics of the hygiene article. Towards this end, the article is designed in such a manner that the absorbing body layer (24, 60, 70) comprises, in a transversal direction (44) of the hygiene article up to the lateral edges (16) and/or in a longitudinal direction (38) up to at least one longitudinal end (40), an increasing mass per unit area of an absorbent material of this layer. In addition, the area (46, 56, 74) of the greater mass per unit area has at least one partial area (48, 66) in which the distance (42) of the cuff base lines (34, 36; 62, 64; 76, 78) from one another is greater that outside this partial area (48, 50, 66, 68).
Patent JP-2006526494-A (JP)
Title: 防曇性耐引掻性層システムの製造方法
IPC: C08J7/054
Filed: 2004-05-24
Abstract: 本発明は、基材（Ｓ）、一又はそれ以上の耐引掻性層（ＳＲ）及び防曇性トップ層（Ｔ）を含んで成る層システムの製造方法に関し、その方法によって製造される層システム及びその使用に関する。
Patent JP-2006527793-A (JP)
IPC: B22D1/00
Filed: 2004-06-04
Abstract: The invention relates to producing and processing liquid metal in metallurgy. The inventive tuyere device for introducing gaseous media under a liquid-metal layer comprises a nest block made of refractory material provided with a sleeve incorporated therein, coaxial metal tubes provided with at least one central operating channel and at least one annular operating channel which are arranged on the side thereof for entering a liquid metal and separately connected to inlets for supplying gaseous media to the metal. According to the invention, said coaxial metal tubes consist of two interconnected sections having different diameters. The first section has a smaller diameter and is used for supplying the gaseous media to the liquid metal. The second section has a larger diameter and is connected to said inlets for independent supplying the gaseous media to the operating channels of the first section. The second section is provided with an additional tube and with the annular operating channels only. The internal tube of said section is closed on the both ends thereof and filled with a refractory material, the spaces of said annular operating channels of the tuyere are embodied in the form of capillaries for the liquid metal. The invention provides a possibility to exclude a metal break through the operating channels.