baber/WOPTO huggingface dataset:
Patent WO-2018193982-A1 (WO)
Title: 溶射皮膜、積層管および溶射皮膜の製造方法
Inventor: TASHIRO HIROFUMI
IPC: B32B1/08
Filed: 2018-04-13
Abstract: タングステン相と、３元系硼化物相とを含有する溶射皮膜であって、Ｘ線回折法により前記溶射皮膜の表面を測定した場合における、前記タングステン相に由来する（１１０）面のピーク強度Ｉｗに対する、前記３元系硼化物相に由来するピークの中で最も強度が大きいピークのピーク強度Ｉｍａｘの比（Ｉｍａｘ／Ｉｗ）が、１／１００以上である溶射皮膜を提供する。
Patent WO-2019049414-A1 (WO)
Title: Magnetic sensor and current sensor provided with same
Inventor: KAWANAMI TAKASHI
IPC: G01R15/20
Filed: 2018-04-16
Abstract: This magnetic sensor is provided with a magnetosensitive element section (11), a first magnet section (13), and a second magnet section (14). The direction of a bias magnetic field (1) is substantially orthogonal to the sensitivity axis direction in a magnetosensitive surface (11s). The first magnet section (13) has a main outgoing surface section (13m). The second magnet section (14) has a main incident surface section (14m). The magnetosensitive element section (11) is disposed such that the magnetosensitive surface (11s) is positioned outside of a facing region (Tm) sandwiched between the main outgoing surface section (13m) and the main incident surface section (14m).
Patent WO-2018199116-A1 (WO)
Title: Appareil de commande, procédé de commande, et programme
Inventor: MORITA YOSHIE
IPC: G05B19/042
Filed: 2018-04-24
Abstract: L'invention concerne un appareil de commande caractérisé en ce qu'il comprend : une unité de stockage qui stocke des informations de gestion d'opérations; une unité d'exécution d'application qui transmet un signal pour éteindre la source d'alimentation d'un instrument de terrain; une unité de réinitialisation qui, sur la base du signal, ordonne de suspendre l'alimentation électrique depuis des modules d'entrée/sortie; et une unité d'activation qui ordonne de reprendre l'alimentation électrique depuis des modules d'entrée/sortie, en fonction d'un laps de temps prédéfini pendant lequel l'alimentation électrique provenant des modules d'entrée/sortie doit être suspendue.
Patent WO-2018203574-A1 (WO)
Title: オリゴヌクレオチドの製造方法
Inventor: SUGAWARA YUDAI
IPC: C07H21/04
Filed: 2018-05-02
Abstract: オリゴヌクレオチドのブロック体同士を高収率でカップリングさせる新規な液相製造方法を提供する。　２'位、３'位、５'位及び核酸塩基部からなる群から選ばれる少なくとも１か所に擬似固相保護基を有し、５'位又は３'位に、ヒドロキシ基若しくは、反応性リン含有基で置換されたヒドロキシ基を有するヌクレオシド又はオリゴヌクレオチドと、擬似固相保護基を有さない別のヌクレオシド又はオリゴヌクレオチドとをカップリングさせる工程を含むオリゴヌクレオチドの製造方法である。　擬似固相保護基を有さないオリゴヌクレオチドは、レブリニル型擬似固相保護基を有するオリゴヌクレオチドにヒドラジン誘導体等を反応させ、当該レブリニル型擬似固相保護基を選択的に脱保護することにより製造できる。
Patent WO-2019097749-A1 (WO)
Title: Système basé sur un ordinateur et procédé basé sur un ordinateur
Inventor: ZHANG ZIMING
IPC: G06N3/08
Filed: 2018-05-21
Abstract: Un système basé sur un ordinateur entraîne un réseau neuronal en résolvant un problème d'optimisation de couches doubles. Le système inclut une interface d'entrée pour recevoir une entrée vers le réseau neuronal et des étiquettes de l'entrée vers le réseau neuronal ; un processeur pour résoudre une optimisation de couches doubles pour produire des paramètres du réseau neuronal ; et une interface de sortie pour délivrer les paramètres du réseau neuronal. L'optimisation de couches doubles comprend une optimisation d'une première couche soumise à une optimisation d'une seconde couche. L'optimisation de la première couche rend minimale une différence entre une sortie du réseau neuronal traitant l'entrée et les étiquettes de l'entrée vers le réseau neuronal, l'optimisation de la seconde couche rend minimale une distance entre un vecteur de sortie non négatif de chaque couche et un vecteur d'entrée correspondant vers chaque couche. Le vecteur d'entrée d'une couche actuelle est une transformation linéaire du vecteur de sortie non négatif de la couche précédente.
Patent WO-2019003864-A1 (WO)
Title: Funds management system, management device, terminal device, and funds management method
Inventor: UEDA HIROKO
IPC: G06Q40/02
Filed: 2018-06-08
Abstract: The present invention addresses the problem of preventing embezzlement by a financial manager managing funds of a third party that have been deposited in a financial institution or the like. A facility staff A operates a mobile terminal 10 in his/her possession to transmit disbursement transaction data to a management device 20 (step S1), the management device 20 generates disbursement statement data corresponding to the disbursement transaction data (step S2), transmits the transaction data to the mobile terminal 10 (step S3), and transmits disbursement instruction data to an automated transaction device 30 (step S4). Subsequently, if the mobile terminal 10 is brought near to the automated transaction device 30, the automated transaction device 30 acquires a transaction code and specifies an amount that can be disbursed (step S5), captures a facial image with a camera (step S6), and disburses currency in the disbursable amount (step S7).
Patent WO-2019064752-A1 (WO)
Title: System for teaching robot, method for teaching robot, control device, and computer program
Inventor: SAZAI KAZUHIRO
IPC: B25J9/22
Filed: 2018-06-22
Abstract: [Problem] To make it possible to easily teach a robot to perform a desired task. [Solution] A system 1 for teaching a robot is provided with: an acquisition device 10 for acquiring task information S1 including image information S11 for a series of tasks carried out by an object to be imitated that is a human 5 performing tasks; and a control device 20 that generates a task command S5 in accordance with the acquired task information S1 and transmits the generated task command S5 to a first robot 2.
Patent WO-2019009224-A1 (WO)
Title: Hydrogen generating system and operating method for same
Inventor: IIYAMA SHIGERU
IPC: H01M8/0612
Filed: 2018-07-02
Abstract: Provided is a hydrogen generating system wherein, for a reformer for which the hydrogen generation operation is to be stopped among a plurality of reformers, the supply of fuel to a combustor from a fuel supply machine corresponding to the reformer is stopped before initiating a stopping step. After initiation of the stopping step, a purge operation for purging the reformer is executed using raw material supplied from a raw material supply machine for the reformer. With the purge operation, gas discharged by the reformer is supplied as fuel from a fuel supply machine corresponding to at least one other reformer that is in a wait state or that requires heating other than the reformer for which the hydrogen generation operation is being stopped among the plurality of reformers to a combustor corresponding to the at least one other reformer and is combusted by the combustor.
Patent WO-2019009297-A1 (WO)
Title: Analysis system, analysis method, program, and storage medium
Inventor: HONMA TSUTOMU
IPC: C12M1/00
Filed: 2018-07-03
Abstract: The present invention concerns analysis of the concentration of a to-be-analysed object within a sample. A plurality of reaction sites is generated by dividing a fluid comprising the sample. A distribution of reaction site sizes is divided into a plurality of partitions. A partition used to derive the concentration is determined, per partition, on the basis of the number or the proportion of positive reaction sites, or the number or the proportion of negative reaction sites. The concentration of the to-be-analysed object is derived on the basis of data from the determined partition.
Patent WO-2019017385-A1 (WO)
Title: Vehicle brake control device
Inventor: KATO OSAYOSHI
IPC: B60T13/20
Filed: 2018-07-18
Abstract: This vehicle brake control device adjusts a hydraulic pressure Pw in a wheel cylinder CW provided to a wheel, and is provided with: a "pressure adjustment unit KC which is formed of an electric pump DC and electromagnetic valves UC, UD and which adjusts a hydraulic pressure Pc in a pressure-adjusted fluid channel HC between the electric pump DC and the electromagnetic valves UC, UD"; a hydraulic pressure sensor PC which detects the hydraulic pressure Pc in the pressure-adjusted fluid channel HC; a "controller ECU which controls the electric pump DC and the electromagnetic valves UC, UD on the basis of a detection value Pc by the hydraulic pressure sensor PC"; and a "separation unit KB which is formed of a cylinder CB and a piston PB and which has a 'pressurizing chamber Ra connected to the wheel cylinder CW' and a 'separation chamber Rb connected to the pressure-adjusted fluid channel HC and located on a side opposite to the pressurizing chamber Ra with respect to the piston BP'".
Patent WO-2019035478-A1 (WO)
Title: Method of producing polymer by native chemical ligation method
Inventor: OKAMOTO AKIMITSU
IPC: C07K1/06
Filed: 2018-08-17
Abstract: The purpose of the present invention is to provide a method for producing a peptide-bond-containing polymer in high yield and in a short time. The method for producing a peptide-bond-containing polymer provided by the present invention comprises (A) a step in which a polymer fragment 1 having an unprotected cysteine residue and a polymer fragment 2 having both a protected cysteine residue and any desired activated amino acid residue are linked together by the NCL method to obtain a polymer fragment 1-2 having the protected cysteine residue and (B) a step in which a deprotection agent is added after the step (A) to obtain a polymer fragment 1-2 having unprotected cysteine residues, the step (A) and the step (B) being performed in a reaction system where a deactivator for the deprotection agent is present. Step (A), step (B), and step (C) can be repeated at least once.
Patent WO-2019044718-A1 (WO)
Title: Nonwoven cloth tape for plant wrapping
Inventor: KAWABATA KOUICHI
IPC: D04H1/74
Filed: 2018-08-24
Abstract: Provided is a nonwoven cloth tape for wrapping plants, the nonwoven cloth tape being used for wrapping plants in order to cover joined parts between locations where a plant has been cut, or cover broken or cracked parts, or in order to secure a plant or to bind plants together, wherein: the nonwoven cloth constituting part of the nonwoven cloth tape includes composite fibers having coil-shaped crimps, a plurality of resins having different heat shrinkage ratios forming a layered structure in the composite fibers; and the composite fibers are oriented in the planar direction of the nonwoven cloth and maintain the shape of the nonwoven cloth through entangling of the coil-shaped crimps.
Patent WO-2019065218-A1 (WO)
Title: Sensor system
Inventor: MITANI KOSUKE
IPC: H04N5/225
Filed: 2018-09-11
Abstract: A first left camera unit (1025) is contained in a left light chamber and has a first angle of view (θ1). A second left camera unit (1026) is contained in the left light chamber and has a second angle of view (θ2) wider than the first angle of view (θ1). A first right camera unit (1035) is contained in a right light chamber and has a third angle of view (θ3). A second right camera unit (1036) is contained in the right light chamber and has a fourth angle of view (θ4) wider than the third angle of view (θ3). An image recognition unit (1043) executes image recognition on the basis of a left image selected from a first left image acquired by the first left camera unit (1025) and a second left image acquired by the second left camera unit (1026) and a right image selected from a first right image acquired by the first right camera unit (1035) and a second right image acquired by the second right camera unit (1036).
Patent WO-2019069699-A1 (WO)
Title: Light-emitting element and fluorescent light source device
Inventor: INOUE MASAKI
IPC: H01S5/024
Filed: 2018-09-20
Abstract: Provided are a light-emitting element and a fluorescent light source device that make it possible to achieve high luminance with a limited light-emitting surface area. This light-emitting element comprises: a first substrate; a reflecting layer formed on an upper layer of the first substrate; a fluorescent plate including a phosphor and formed on an upper layer of the reflecting layer; and a translucent second substrate that is formed on an upper layer of the fluorescent plate. The second substrate comprises: a plurality of first projection parts that project out from a surface on an opposite side from the side where the fluorescent plate has been formed in the direction opposite from the fluorescent plate, with a micrometer-order diameter; and a plurality of second projection parts that project out from the first projection parts in the direction opposite from the fluorescent plate, with a nanometer-order diameter that is smaller than the diameter of the first projection parts.
Patent WO-2019065678-A1 (WO)
Title: Surface-coated cutting tool having excellent adhesion-induced chipping resistance
Inventor: ONO AKIRA
IPC: B23B27/14
Filed: 2018-09-26
Abstract: The purpose of the present invention is to provide a surface-coated cutting tool having an excellent adhesion-induced chipping resistance against chipping induced by adhesion, even in intermittent cutting such as milling performed on a Ti alloy or a stainless steel alloy, etc., which are work materials in which adhesion easily occurs. A surface-coated cutting tool in which a hard coating layer comprising a monolayer or laminated layers is formed on the surface of a tool base made of a WC-based cemented carbide, wherein the surface-coated cutting tool has two to ten zirconium oxide layers measuring 0.03 to 1.8 μm in thickness and 0.1 to 10 μm in width in at least the region extending 50 μm into a rake part from a honing part at the interface between the tool base and the hard coating layer, and, furthermore, the surface-coated cutting tool has a compressive residual stress in the aforementioned region of the rake part of 1000-1900 MPa.
Patent WO-2019123763-A1 (WO)
Inventor: MATSUMOTO KOJI
IPC: C30B29/38
Filed: 2018-10-02
Abstract: [Problem] To suppress diffusion of a group III material into an Si substrate during the time when a group III nitride semiconductor layer is grown on the Si substrate, with an AlN buffer layer being interposed therebetween.
[Solution] A method for producing a group III nitride semiconductor substrate according to the present invention comprises: a step (S12A) for growing a first AlN buffer layer 21 on an Si substrate 10; a step (S12B) for growing a second AlN buffer layer 22 on the first AlN buffer layer 21 at a temperature that is higher than the growth temperature of the first AlN buffer layer 21; and a step (S13) for growing a group III nitride semiconductor layer 30 on the second AlN buffer layer 22. The growth temperature of the first AlN buffer layer 21 is 400-600°C.
Patent WO-2019078187-A1 (WO)
Title: Vehicular air conditioning device
Inventor: YOSHIZAKI HISAYOSHI
IPC: B60H1/00
Filed: 2018-10-16
Abstract: [Problem] To provide a vehicular air conditioning device with a technology which prevents air from leaking as a result of insufficient strength in a sliding door. [Solution] A vehicular air conditioning device (1) includes: a case (11) having an inner space in which ventilation air flows; a plate-like sliding door (20) slidably disposed in the inner space; racks (24) having multiple teeth which project from the sliding door towards the upstream side and which are arranged in the sliding direction; a rotation drive part (23) that includes a shaft (25) and pinions (26), the shaft being rotatably supported by the case on the upstream side of the sliding door, and the pinions rotating integrally with the shaft and engaging with the racks; downstream-side guide rails (21) which are formed on the case in a planar shape so as to extend in the sliding direction on the downstream side of the sliding door, and which slidably support the sliding door; and air leak prevention sections which prevent air leaks in the spaces between the sliding door and the downstream-side guide rails.
Patent WO-2020079787-A1 (WO)
Title: Endoscope system, endoscope device, and function assignment method
Inventor: TANAKA SHOTA
IPC: A61B1/00
Filed: 2018-10-17
Abstract: This endoscope system, which can be switched to any of a plurality of operating modes, comprises an endoscope having a plurality of operation switches, a function assignment unit for assigning a function to be executed by the endoscope system to each of the plurality of operation switches, a data storage unit for storing recorded data wherein the function assigned to each of the plurality of operation switches for each of the operating modes is recorded, and a control unit that reads the recorded data corresponding to the operating mode of the endoscope system from the data storage unit, and controls the function assignment unit on the basis of the recorded data that has been read for the purpose of assigning a function to each of the plurality of operation switches.
Patent WO-2019187283-A1 (WO)
Title: Image processing device, image display system, and image processing method
Inventor: YOSHIDA TADASHI
IPC: G06T7/00
Filed: 2018-10-26
Abstract: An image processing device (10) is provided with: an acquisition unit (101) for acquiring images (51 to 53) captured by imaging devices (12 to 14), which are arranged in a vehicle (1) in such orientations as to capture images in the rear of the vehicle (1), from the imaging devices; a position detection unit (102) for detecting a facial position of a driver (U1); and an image processing unit (103) for cropping, according to a facial position (P1) detected by the position detection unit (102), a range (71) corresponding to the facial position (P1) in a composite image (50) including the images (51 to 53), and also performing image processing of superimposing a position image (80), which indicates a position of the vehicle (1), on an image (54) obtained by the cropping at a position (P11) corresponding to the facial position in the image (54), thereby outputting an image (60) subjected to the image processing.
Patent WO-2019102797-A1 (WO)
Inventor: OZEKI MAKOTO
IPC: G06N3/04
Filed: 2018-10-29
Abstract: 認識精度の向上及び機械学習に必要なデータの準備の負担軽減が可能なニューラルネットワークの学習方法、学習装置、学習済みモデル及びプログラムを提供する。ニューラルネットワーク１０は、第１の正解形態に対応した第１の出力を行う第１のニューラルネットワーク１１と、第２の正解形態に対応した第２の出力を行う第２のニューラルネットワーク１２と、これら各々への入力要素を出力する第３のニューラルネットワークと、を含む。学習用データ群から、第１の正解形態及び第２の正解形態のうち少なくとも１つを有した学習用サンプルを選択し、選択した学習用サンプルを用いて第１の出力及び第２の出力の少なくとも１つを取得し、その評価結果に基づいて、ニューラルネットワークの重みを更新するステップを複数回実施した後に、各ニューラルネットワーク１１、１２、１３の重みを決定する。
Patent WO-2019159445-A1 (WO)
Inventor: TOMIYAMA HITOSHI
IPC: G05F3/24
Filed: 2018-11-07
Abstract: The purpose of the present invention is to provide a circuit for generating a constant reference voltage that is independent of temperature or the power supply voltage, wherein a noise component of the reference voltage is reduced. A reference voltage generation circuit comprising a transistor, a first resistor, a diode, a second resistor, and a control unit. One of the two ends of the transistor is connected to an output signal line. The first resistor is connected to the other end of the transistor. The two ends of the second resistor are connected as two ends to the output signal line and one end of the diode. The control unit controls the respective potentials of the other end of the transistor and the one end of the diode so as to keep the potentials the same.
Patent WO-2019098154-A1 (WO)
Title: 時系列データ生成装置及びプログラム
Inventor: YASUOKA KENJI
IPC: G06Q10/04
Filed: 2018-11-12
Abstract: 時間発展の繰り返し幅を拡大可能であって、系の一部のみを時間発展可能な確率論的時間発展モデルに基づき時系列データを生成するための技術が開示される。本発明の一態様は、決定論的時間発展モデルから取得された教師時系列データを学習することによって、条件付き確率分布によってモデル化された確率論的時間発展モデルを生成するモデル生成部と、前記生成された確率論的時間発展モデルに基づき時系列データを生成する時系列データ生成部と、を有する時系列データ生成装置に関する。
Patent WO-2019159458-A1 (WO)
Title: Wire harness and cladding material for wire harness
Inventor: MATSUMURA YUTAKA
IPC: H02G3/04
Filed: 2018-11-15
Abstract: The purpose of the present invention is to provide a technology suitable for securing a cladding material to an electric wire. This wire harness is provided with: a wire harness body part that includes an electric wire; a sheet member that is wound onto the wire harness body part in a partially overlapping state or a butt-end joining state; and a fusion part for fastening the sheet member in a state in which the sheet member is wound onto the wire harness body part. The fusion part includes at least one wire-like fusion section which is formed in a state in which a thermoplastic resin material, having a lower melting point than a single material composing the sheet member, is fused while extending linearly along a primary surface of the sheet member.
Patent WO-2019107213-A1 (WO)
Inventor: NAKAMURA HIRAKU
IPC: G01C21/16
Filed: 2018-11-20
Abstract: 【課題】移動体の旋回時の状態を示すデータを更に充実する。 【解決手段】移動情報算出装置１０は、移動体の位置Ｐｗを計測する位置センサ、移動体の速度Ｖｎを計測する速度センサ、移動体の姿勢ＡＡを計測する姿勢センサ、重心情報算出部５０、および、旋回情報算出部６０を備える。重心情報算出部５０は、位置Ｐｗ、速度Ｖｎ、および、姿勢ＡＡを用いて、移動体の重心位置ＰＧｗおよび重心速度ＶＧｎを算出する。旋回情報算出部６０は、重心位置ＰＧｗおよび重心速度ＶＧｎを用いて、移動体の旋回中心位置ＴＣまたは転心位置ＲＣを算出する。
Patent WO-2019155723-A1 (WO)
Title: Diaper
Inventor: TSUTSUI KATSUSHI
IPC: A61F13/514
Filed: 2018-11-20
Abstract: [Problem] To provide a diaper that can be worn so as to accommodate differences in body sizes of infants (e.g., including premature and underweight infants) and is less likely to hinder treatment and nursing. [Solution] This diaper 2 is provided with: a nonwoven fabric 3 extending from the back side to the abdomen side of an infant through the crotch part; a back sheet 4 for preventing the infant's excretions from soaking through; an absorber 5 that is provided between the nonwoven fabric 3 and the back sheet 4 and absorbs excretions that soak through the nonwoven fabric 3; and a belt part 6 having a joining part 63 that can be detachably joined to the nonwoven fabric 3. At least a part of an area where the nonwoven fabric 3 and the back sheet 4 are mutually adhered does not overlap the absorber 5, and forms an extension part 31 extending from an abdomen-side end part of the absorber 5 further toward the abdomen. In terms of the direction in which the nonwoven fabric 3 extends, the length L1 of the extension part 31 is longer than the length L2 of the connection part 63.
Patent WO-2019131789-A1 (WO)
Inventor: MIKI AZUSA
IPC: G01N33/497
Filed: 2018-12-26
Abstract: The present invention relates to a screening method for materials that suppress the characteristic body odor of elderly people. The screening method according to the present invention screens for candidate materials that suppress the characteristic body odor of elderly people from among test substances using odorant receptors that are responsive to substances causing the characteristic odor of elderly people. The method comprises: adding test substances and substances causing the characteristic body odor of elderly people to at least one odorant receptor polypeptide selected from the group consisting of (a) OR2C1, OR2J2, OR4E2, and OR5P3 and (b) polypeptides that contain an amino acid sequence that is at least 80% identical to the amino acid sequence of any of the polypeptides in (a) and polypeptides that are responsive to a substance causing the characteristic body odor of elderly people; measuring the response of the odorant receptor polypeptide to the substances causing the characteristic body odor of elderly people; and identifying test substances that suppress the response of the odorant receptor polypeptide on the basis of the response that has been measured. The present invention also relates to a screening method for trans-2-nonenal odor suppressors and trans-2-octenal odor suppressors.
Patent JP-WO2017141747-A1 (JP)
Title: 体外循環用カセット
IPC: A61M1/16
Filed: 2017-02-06
Abstract: 可撓性チューブで構成され、装置の所定の位置にセットされる血液チューブアクセス部を有する血液回路（１０）と、可撓性チューブで構成され、前記装置の所定の位置にセットされる透析液チューブアクセス部を有する透析液回路（１２）と、前記血液回路（１０）及び前記透析液回路（１２）を両側から挟んだ状態で一体化する剛性を有する第１パネル（４）及び第２パネル（６）と、前記第１パネル（４）及び前記第２パネル（６）の少なくとも一方で装置の所定の位置に配置される部分に形成された窓部とを備え、前記血液チューブアクセス部及び透析液チューブアクセス部を前記窓部に位置させる。
Patent JP-WO2017141989-A1 (JP)
Title: 水溶性金属加工油組成物、金属加工液及び金属加工方法
IPC: C10M173/00
Filed: 2017-02-15
Abstract: 基材（Ａ）を３．５〜２０質量％、少なくとも１種の炭素数１０〜２４のカルボン酸を脱水縮合させたカルボン酸脱水縮合物（Ｂ１）、又は該カルボン酸脱水縮合物（Ｂ１）とカルボン酸（Ｂ’）との混合物（Ｂ２）を３４〜７６質量％、及びアミン（Ｃ）を９〜３９質量％部含む、水溶性金属加工油組成物。
Patent JP-WO2018074046-A1 (JP)
Title: アクリロニトリルの精製方法、製造方法、及び蒸留装置
IPC: C07C253/18
Filed: 2017-08-21
Abstract: アクリロニトリル、シアン化水素、及び水を含むアクリロニトリル溶液を蒸留する精製工程を含む、アクリロニトリルの精製方法であって、   前記精製工程が、蒸留塔の第一の位置から抜き出した側流を有機層と水層とに分離して、前記有機層を前記第一の位置より下部に位置する前記蒸留塔の第二の位置に戻す第一の工程と、   前記第二の位置より下部かつ前記蒸留塔の最下段より上部に位置する前記蒸留塔の第三の位置より水を供給する第二の工程と、を含む、アクリロニトリルの精製方法は、アクリロニトリルの製造プロセスにおいて、脱青酸脱水塔の安定化により、製品品質の安定化及びアクリロニトリル製造プロセス負荷の軽減を達成することのできる、新規な方法である。