baber/WOPTO huggingface dataset:
Patent JP-2021078170-A (JP)
Title: Geared motor
Inventor: AKAHA NORIYUKI
IPC: H02K7/116
Filed: 2019-11-05
Abstract: To provide a noise-reduced geared motor.SOLUTION: A geared motor 1 comprises: a DC brushless motor 2 as a driving source; a gear transmission mechanism 3 for transmitting the rotation of the DC brushless motor 2 to an output member 4; and a case 5 in which at least part of the output member 4, the DC brushless motor 2, and the gear transmission mechanism 3 are accommodated. The DC brushless motor 2 can reduce noise more than a brushed motor. A worm gear 29 is mounted on a motor shaft 25. A first helical gear 31 is used in the gear transmission mechanism 3 to engage with the worm gear 29. A vibration-proof rubber 6 is arranged between the body part 20 of the DC brushless motor 2 and the case 5. All of the multiple gears used in the gear transmission mechanism 3 are helical gears. The first helical gear 31 is made from a flexible material.SELECTED DRAWING: Figure 3
Patent JP-2021076942-A (JP)
Title: Display control device and display control method
Inventor: INAMI NOBUHIDE
IPC: G01W1/16
Filed: 2019-11-05
Abstract: To further enhance accuracy of lightning surge analysis of a structure by a simple method.SOLUTION: A display control device displays an analysis result obtained by analyzing a lightning surge of a building in which a plurality of structures are combined. The display control device has a sectional model showing a section of the building in an image to be displayed, unit lattices corresponding to the respective structures are arranged at predetermined positions in a region showing the sectional model, and a difference in magnitude of a voltage or a current can be visually recognized for each unit lattice using brightness or hues on a predetermined image by associating data indicating the magnitude of the voltage applied to each structure or the current flowing through each structure obtained by the analysis with the unit lattice.SELECTED DRAWING: Figure 37
Patent JP-2021075875-A (JP)
Title: Basin
Inventor: NAGANO RYUHEI
IPC: E03F5/10
Filed: 2019-11-07
Abstract: To provide a basin that can temporarily increase water storage amount.SOLUTION: A basin 1 comprises a tubular basin body 2 and a basin lid 3 that closes upper opening 2a of the basin body 2, where the basin lid 3 is attached to the upper opening 2a so that the basin lid can be opened and closed, and the basin lid 3 has a waterproof sheet 4 that functions as an extension wall that extends a peripheral wall 21 of the basin body 2 upward with basin lid open. A float member 6 that is made of a material with a lighter specific density than water and buoyancy acts in a direction of opening the basin lid 3 is provided. Self-weight of the float member 6 acts in the direction of closing the basin lid 3.SELECTED DRAWING: Figure 2
Patent JP-2020041150-A (JP)
Title: Amphiphilic polysaccharide derivatives and compositions comprising the same
Inventor: HUANG ZHENGZHENG
IPC: C11D17/04
Filed: 2019-11-08
Abstract: To provide detergent compositions providing improved cleaning performance that are made from renewable resources.SOLUTION: A product comprises: about 1 wt.% to about 60 wt.% of a surfactant; and about 0.1 wt.% to about 10 wt.% of a polysaccharide derivative, where the polysaccharide derivative comprises a polysaccharide substituted with a) at least one hydrophobic group and b) at least one hydrophilic group, and where the polysaccharide is poly α-1,3-glucan, poly α-1,6-glucan, or poly α-1,3-1,6-glucan; and where the product is a household product.SELECTED DRAWING: None
Patent JP-2021078641-A (JP)
Title: Clip hook
Inventor: YAMAJI KOTARO
IPC: A47G29/00
Filed: 2019-11-18
Abstract: To provide an excellent clip hook which can prevent a handle part of a clip from being in contact with other object to fall off, and has a good external appearance.SOLUTION: A clip hook CF includes: a front-rear pair of first pinching piece 1a and second pinching piece 1b; a base part 1 having a connection part 1c provided between a base end part of the first pinching piece and a base end part of the second pinching piece and that urges such that the tip parts of the first pinching piece and the second pinching piece come into contact with each other; a hook part 2 pivotally attached to the tip part of the first pinching piece of the base part and frontward projected; a knob piece 3 pivotally attached to the tip part of the second pinching piece of the base part and frontward projected. The hook part includes a knob part, in which the knob part and the knob piece are brought closer to move the tip part of the first pinching piece and the tip part of the second pinching piece apart in a state where the hook part is in contact with the base end part side of the first pinching piece and the hook part is rearward projected and in a state where the knob piece is in contact with the base end part side of the second pinching piece.SELECTED DRAWING: Figure 1
Patent JP-2021082458-A (JP)
Title: Battery material, battery and method for manufacturing battery
Inventor: HIDA KATSUHARU
IPC: H01M4/136
Filed: 2019-11-19
Abstract: To provide a material with which battery energy density can be improved, a battery using the material, and a method for manufacturing a battery, in view of such a problem that, in convectional batteries using a positive electrode active material layer having crystallinity with a composition of Li2Co1-xNixP2O7 (0<x≤0.2), energy density that is typical when the performance of a secondary battery is evaluated is not sufficient.SOLUTION: A battery material is characterized to be represented by composition formula Li2Co1-xNixP2O7 (0<x<1) and have no diffraction peak with half width of 0.46° or less in the range of 2θ=21.8°±0.5° in an X-ray diffraction.SELECTED DRAWING: Figure 3
Patent JP-2021079880-A (JP)
Title: Vehicle control device, vehicle, operation method and program of vehicle control device
Inventor: SHIMAMOTO TAKESHI
IPC: G08G1/16
Filed: 2019-11-21
Abstract: To provide a technique for executing remote control of a vehicle in such a state that the periphery monitoring is performed by an operator.SOLUTION: A vehicle control device for controlling the travel of a vehicle via a command from a remote operation terminal on the outside of the vehicle comprises: imaging means which images the periphery of the vehicle; operator detection means which detects an operator of the remote operation terminal based on the image captured by the imaging means; terminal detection means which detects the position of the remote operation terminal with respect to the vehicle; and control means which controls the possibility of the actuation of the remote control of the vehicle through the remote operation terminal on the basis of the detection result by the operator detection means, and the detection result by the terminal detection means.SELECTED DRAWING: Figure 2
Patent JP-2021087260-A (JP)
Title: Diagnostic device, power distribution panel, control panel, diagnostic method, and machine diagnostic program
Inventor: IWASAKI NORIKO
IPC: H02K11/00
Filed: 2019-11-26
Abstract: To obtain a diagnostic device capable of easily diagnosing a condition of a mechanical device or the like.SOLUTION: A diagnostic device 4 comprises: an electric information input section 41 into which electric information supplied to a mechanical device is input; and a diagnostic section 40 for diagnosing a condition of the mechanical device on the basis of the electric information input when the mechanical device operates for one cycle.SELECTED DRAWING: Figure 3
Patent JP-2021085060-A (JP)
Title: Three-dimensional molding device and three-dimensional molding method
Inventor: NAOKI HANAMI
IPC: B33Y10/00
Filed: 2019-11-27
Abstract: To improve production efficiency in a three-dimensional lamination molding.SOLUTION: A three-dimensional molding apparatus according to at least one embodiment of the present disclosure comprises: a molding nozzle for forming beads by melting with an energy beam a metal material while supplying the metal material; a coolant nozzle for spraying the coolant to a region such that a region containing the beads on a workpiece is locally cooled; a temperature detector for detecting a temperature on at least the above region; and a controller for controlling at least any one of a scanning speed of the coolant nozzle or a spray amount per unit time of the coolant, on the basis of the detection result of the temperature detector.SELECTED DRAWING: Figure 1
Patent JP-2021086352-A (JP)
Title: Settlement processing method and settlement processing apparatus
Inventor: SHIMIZU TORU
IPC: G07G1/12
Filed: 2019-11-27
Abstract: To provide a settlement processing method for reducing the burden of a user when the balance of an account is insufficient at settlement, and a settlement processing apparatus.SOLUTION: A settlement processing apparatus 1 includes: a settlement request acquisition unit 132 which acquires a settlement request corresponding to first settlement means, for the amount to be paid by a user; a determination unit 133 which determines whether second settlement means associated with the user satisfies a predetermined condition when the balance of the account of the user associated with the first settlement means is less than the amount to be paid; and a settlement unit 134 which settles the payment for the amount to be paid by the first settlement means while allowing the insufficient balance of the user's account in the first settlement means when the determination unit 133 determines that the second settlement means satisfies the predetermined condition.SELECTED DRAWING: Figure 2
Patent JP-2021050039-A (JP)
Title: Beverage server
Inventor: KANO HIROAKI
IPC: B67D1/08
Filed: 2019-11-29
Abstract: To provide a beverage server capable of alleviating burden imposed when adjusting a ratio of a liquid and froths.SOLUTION: A beverage server 10 of this invention includes: a cup support part 50 that supports a cup 200; a beverage container support part 30 that supports a beverage container 100; an ultrasound generation section disposed in a position brought into contact with an outside surface of the beverage container 100; and a control section that controls movement of the beverage container support part and drive of the ultrasound generation section. The control section executes: a first treatment that makes the beverage container 100 inclined more and pours a predetermined amount of a beverage into the cup 200 in a state in which the ultrasound generation section is not driven; and a second treatment that pours the beverage frothed into the cup 200 by making the beverage container 100 inclined more than in the first treatment in a state in which the ultrasound generation unit is driven.SELECTED DRAWING: Figure 1
Patent JP-2021089391-A (JP)
Title: Image forming apparatus
Inventor: FUNATANI KAZUHIRO
IPC: H04N1/00
Filed: 2019-12-05
Abstract: To solve a problem in which: a fogged toner may have a plus polarity or may have a minus polarity, and influence of fogging changes due to a difference in polarity.SOLUTION: An image forming apparatus comprises: a photoreceptor on which an electrostatic latent image is formed; developing means that develops the electrostatic latent image formed on the photoreceptor with toner as a toner image; primary transfer means that primarily transfers the toner image formed through the development to an image carrier in a primary transfer area; secondary transfer means that secondarily transfers the toner image primarily transferred to the image carrier to a sheet in a secondary transfer area; detection means including a light emitting element that radiates light toward the image carrier and a light receiving element that receives reflected light of the radiated light; reading means that reads the sheet; and control means that determines a polarity of a toner attached to a non-image area where the electrostatic latent image is not formed on the basis of a result of detection performed by the detection means and a result of reading performed by the reading means.SELECTED DRAWING: Figure 5
Patent JP-2021091434-A (JP)
Title: Microwave treatment container
Inventor: TOMOTO HARUYOSHI
IPC: B65D81/34
Filed: 2019-12-10
Abstract: To provide a microwave treatment container having high safety.SOLUTION: This microwave treatment container comprises: a container body for storing an article to be stored; and a lid body for sealing an opening of the container body. The container body has a bottom, a peripheral wall rising from the peripheral edge of the bottom, and a flange protruding from the upper end of the peripheral wall toward the outside of the opening. The lid body is a sheet-like laminate that covers the opening and that is peelably bonded to the flange. Further, the lid body has a heat generation layer disposed at a position overlapping an adhesion region of the lid body and the flange in a plan view. The heat generation layer has an outer fence comprising one end edge, the other end edge, and two side end edges connecting the one end edge and the other end edge in the plan view. A width between the two side end edges becomes gradually smaller and then gradually larger from one end edge side toward the other end edge side.SELECTED DRAWING: Figure 3
Patent JP-2020043610-A (JP)
Title: Image decoding method and image decoding device
Inventor: TERADA KENGO
IPC: H04N19/13
Filed: 2019-12-11
Abstract: To reduce a processing amount while suppressing deterioration of coding efficiency.SOLUTION: An image decoding method includes determining whether or not an immediately preceding coefficient block decoded immediately before a processing target coefficient block includes a coefficient having an absolute value greater than a threshold value, selecting a first context used for arithmetic decoding of a first flag, at least partially, on the basis of a result of determination, arithmetically decoding a first flag using a first context, selecting a second context used for arithmetic decoding of a second flag, at least partially, on the basis of the result of the determination, and arithmetically decoding the second flag using the second context, and the threshold is 1.SELECTED DRAWING: Figure 33B
Patent JP-2021095187-A (JP)
Title: Clothing storage device
Inventor: AOSHIMA TAKESHI
IPC: B65D85/18
Filed: 2019-12-18
Abstract: To provide a clothing storage device capable of lowering the height according to the volume of a stored object while keeping a compressed state, and effectively utilizing a room space.SOLUTION: A clothing storage device has: a body part 10 having a bottom surface part 11 and a side surface part 12, the bottom surface part 11 and the side surface part 12 being integrally formed, and an opening 13 at the upper part: a lid part 20 covering the opening 13; and an exhaust port 30 exhausting air inside the body part 10 to an outside. The side surface part 12 includes a contraction part 14 formed in a bellows shape.SELECTED DRAWING: Figure 1
Patent JP-2020074406-A (JP)
Title: Semiconductor device
Inventor: KUSUNOKI KOJI
IPC: H01L27/06
Filed: 2019-12-19
Abstract: To provide a semiconductor device whose manufacturing cost is low.SOLUTION: A semiconductor device includes: a transistor; a first insulation film; and capacitive element containing a second insulation film between a pair of electrodes. The transistor includes: a first oxide semiconductor film on the first insulation film; a second insulation film on the first oxide semiconductor film; a second oxide semiconductor film on the second insulation film; and a third insulation film on the first oxide semiconductor film and the second oxide semiconductor film. The first oxide semiconductor film includes: a channel region overlapping with the second oxide semiconductor film; a source region in contact with the third insulation film; and a drain region in contact with the third insulation film. The source region and the drain region have one or more of hydrogen, boron, carbon, nitrogen, fluorine, phosphorus, sulfur, chlorine, titanium, or rare gas. One of the pair of electrodes of the capacitive element includes the second oxide semiconductor film.SELECTED DRAWING: Figure 1
Patent JP-2021094349-A (JP)
Title: Mah-jongg game machine
Inventor: SERADA ATSUSHI
IPC: A63F7/02
Filed: 2019-12-19
Abstract: To provide a mah-jongg game machine that maintains basic game properties of mah-jongg and has new added game properties.SOLUTION: A mah-jongg game machine includes pattern ball entry ports 13a to 13y disposed in a game area, a shooting device capable of shooting game balls toward the game area one by one, a main control device for controlling a game, and the like. When game balls enter one of the pattern ball entry ports 13a to 13y, a pattern corresponding to the pattern ball entry port becomes a pattern acquired by a player. When a pattern combination acquired by the player satisfies a predetermined condition, a bonus is won. The bonus has plural kinds of bonuses having different numbers of rounds. The plural kinds of bonuses are predetermined in a bonus table. The same bonus table is referenced in a bonus state, and a normal state in which a game not in any bonus state progresses.SELECTED DRAWING: Figure 2
Patent JP-2021099423-A (JP)
Title: Image forming apparatus
Inventor: IKEGAMI YUSUKE
IPC: G03G21/16
Filed: 2019-12-23
Abstract: To provide an image forming apparatus that can reduce a load when a cover is opened.SOLUTION: An image forming apparatus comprises: a photoconductor drum; a developing cartridge 60 that has a developing roller; a cam 150; and a cam follower 170 that rotates from an actuated position to a non-actuated position when a cover is opened. When the cam follower 170 is at the actuated position, it makes a slide movement, as the cam 150 rotates, between a projection position for pressing the developing cartridge 60 to separate the developing roller from the photoconductor drum and a standby position for bringing the developing roller into contact with the photoconductor drum. When the cam follower 170 is at the non-actuated position, it is maintained at the standby position irrespective of the rotation of the cam 150. The cam follower 170 has a pressing surface 175 for pressing the developing cartridge 60, and the developing cartridge 60 has a surface to be pressed 192A that is pressed by the pressing surface 175. The pressing surface 175 has a shape tapered toward the surface to be pressed 192A.SELECTED DRAWING: Figure 4
Patent JP-2021100467-A (JP)
Title: Game machine
Inventor: WATANABE NAOYUKI
IPC: A63F7/02
Filed: 2019-12-24
Abstract: To provide a game machine which can improve an amusement of a game.SOLUTION: A game machine includes main control means which controls progress of a game, and performance control means which controls a performance according to a command transmitted from the main control means. The performance control means starts a movement display of a reservation display after start of a variable display of the specific drawing pattern, and can display the reservation display in a first display mode and a second display mode different from the first display mode. When changing the display mode of the reservation mode from the first display mode to the second display mode, the game machine can operate and display the reservation mode of the first display mode in a first cycle, and then operate and display the reservation mode of the second display mode in a second cycle different from the first cycle.SELECTED DRAWING: Figure 48
Patent JP-2021101642-A (JP)
Title: Method for producing flavor oil and fat composition
Inventor: ARIMA YOSHITAKA
IPC: A23D9/00
Filed: 2019-12-25
Abstract: To provide a method for producing a flavor oil and fat composition for imparting a fragrant flavor to edible oil and fat by making use of smoke.MEANS FOR SOLVING THE PROBLEM: In the method for producing a flavor oil and fat composition, a roasted plant raw material is subjected to heat treatment to generate smoke, and then the smoke is brought into contact with edible oil and fat, whereby the flavor oil and fat composition is obtained; in this case, it is preferable to put the edible oil and fat in a rotary drum and cause the smoke to flow into the rotary drum while rotating and stirring to be brought into contact with edible oil and fat; furthermore, the flavor oil and fat composition is added to foods as an active ingredient, whereby it can be an agent for imparting a fragrance to the foods.SELECTED DRAWING: Figure 1
Patent JP-2019527155-A (JP)
Title: 第１の物体に対する第２の物体の固定
IPC: F16B5/08
Filed: 2017-07-21
Abstract: 本発明の一態様によれば、コネクタを第１の物体において固定する方法が提供され、第１の物体は低密度層を含み、低密度層は、個別の要素と個別の要素間の気体充填された（空の）空間との構成を含む。この方法は、コネクタを提供することを備え、コネクタは、熱可塑性材料のような、機械的振動によって液化可能な、液化可能な材料を有し、この方法はさらに、コネクタを低密度層と接触させることと、液化可能な材料の流れ部分が流動可能になり、変形された個別の要素間の空間に相互浸透するようにされ、液化可能な材料と変形した個別の要素との絡み合った構造が生じるまで、コネクタを低密度層に押し付け、機械的振動エネルギをコネクタに結合させてコネクタを低密度層に貫通させて個別の要素を変形させることと、機械的振動エネルギを停止し、流れ部分を再凝固させてコネクタを低密度層に固定することとを備える。（図５ａ）
Patent JP-2019521175-A (JP)
Title: ニトロイミダゾール系化合物の結晶形、塩形およびその製造方法
IPC: A61P31/06
Filed: 2017-07-21
Abstract: 本発明は、ニトロイミダゾール系化合物の結晶形、塩形およびその製造方法を公開し、さらに、結核菌またはほかの微生物による感染を予防および治療する薬物の製造における前記結晶形および塩形の使用を含む。
Patent JP-2019529819-A (JP)
Title: 接続装置および線配索装置
IPC: H02G3/04
Filed: 2017-08-11
Abstract: 本発明は、線案内装置（１）の隣接する２つの部材（１２）を接続するための接続要素（２１）を有する接続装置であって、線案内装置が、長手方向（ｌ）の列につなぎ合わされた部材（１２）を備えた、接続装置に関する。部材（１２）はそれぞれ、横断方向（ｑ）に間隔を空けて配置され、収容空間（１３）を区切る２つの側壁セグメント（３）を有する。取付位置にある側壁セグメント（３）はそれぞれ、接続要素（２１）によって、それぞれ隣接する部材（１２）の関係する側壁セグメント（３）に接続される。構造、製造、および組立を簡素化し、線案内装置のより容易な清掃のために、隣接する２つの部材（１２）の側壁セグメント（３）を接続するために設けられた接続要素（２１）は、横断部材（２３）によって互いに間隔を空けた関係でつなぎ合わされて、接続装置（２）の基本ユニット（２２）を形成することができる。
Patent JP-2020504286-A (JP)
Title: パルス式電子常磁性共鳴分光計
IPC: G01R33/60
Filed: 2018-03-08
Abstract: パルス式電子常磁性共鳴分光計であって、少なくとも一種のマイクロ波パルスを生成するマイクロ波励起発生手段と、サンプルを載置するように配置される共鳴室と、マイクロ波励起発生手段と共鳴室との間に接続され、マイクロ波を伝送するマイクロ波伝送線とを含むマイクロ波伝導手段と、マイクロ波共鳴室に対して０．１ケルビンオーダーの極低温冷却を実現する冷凍機を含み、前記マイクロ波伝送線が前記冷凍機に貫入しかつ前記共鳴室に接続されるように設置される冷凍機及び磁石手段と、を備え、冷凍機及び磁石手段は、さらに前記サンプルに達する磁気共鳴試験磁界を提供する磁石を含み、前記共鳴室は、磁石の室温隙間に設置される。本開示の装置は、極低サンプル温度（０．１ケルビンオーダー）の特徴を有し、かつ、機器の機能が完備し、操作しやすい。【選択図】図１
Patent JP-2019533804-A (JP)
Title: ポイントオブケア検査用の装置プラットフォーム
IPC: G01N21/78
Filed: 2017-08-29
Abstract: 本発明は、持ち運び可能なポイントオブケア検査装置（ＰＯＣＴ）において試料分析を実施するためのカートリッジに関し、前記カートリッジと前記カートリッジを収納するための読取り装置とを備え、試料中の分析物を検出及び／又は定量化するためのポイントオブケアアッセイ装置に関する。このカートリッジを用いると、たとえばアクリジニウムエステル（ＡＥ）をベースとする化学発光反応を開始する前に未反応の標識すべてを反応チャンバから確実に除去することにより、迅速で高感度のＰＯＣＴが可能になる。カートリッジは、その表面の少なくとも一部に捕捉試薬を付けた反応チャンバ（８）を備える第１のコンパートメント（２）と、第１のコンパートメント（２）と流体連通した状態の少なくとも１つの試薬（１２）を収容する容器（１１）を備える第２のコンパートメント（３）と、反応チャンバ（８）から試薬及び／又は未反応の生成物を除去するように構成された抽出装置（４、５）を備える第３のコンパートメント（１）とを備える。
Patent JP-2019532509-A (JP)
Title: 着脱式エンターテインメントユニット用の取付システム、係合システム、電流制御システム、フローティングコネクタドックシステム及び放熱システム
IPC: B64D11/06
Filed: 2016-09-21
Abstract: 着脱式シートバックディスプレイユニットと、ドッキングステーションと、を備える、エンターテインメントシステム。シートバックディスプレイユニットは、ドッキングステーションからのディスプレイユニットの不正な解除を防止する回転ラッチバタフライ解除機構を含むことができる。システムは、ディスプレイユニットの不慮の分離に対する追加の保護を提供する３点取付システムを備えることができ、部分的に外れた場合の安全性を提供することができる。システムは、それぞれのコネクタが適切に係合されるまでドッキングステーションからディスプレイユニットに電流が供給されないことを確保する電流制御ピンシステムを備えることができる。システムは、ディスプレイユニットとドッキングステーションとのコネクタが位置ずれした場合であっても、ディスプレイユニットの設置を可能にすることができるフローティングピンコネクタドックをさらに備えることができる。システムは、ドッキングステーションを用いて、放熱負荷をディスプレイユニットと分担する放熱システムも備えることができる。
Patent JP-2019520013-A (JP)
Title: 仮想センサを用いる画像取込み方法及びシステム
IPC: H04N5/232
Filed: 2017-06-16
Abstract: シーンの所定のコースの上を高速で動く競技者又は競技器具を追跡するための仮想センサを使用し、画像取込みシステムで実施される画像取込み方法である。前記画像取込みシステムは、それぞれが前記所定のコースに沿った異なる固定位置に配置された、広視野画像用の複数の画像取得デバイスを備え、それにより、ある瞬間に２つの異なる前記画像取得デバイスが取り込んだ画像が、前記所定のコースの上を動く前記競技者又は前記競技器具の異なる視点を表す。前記画像取込み方法は、前記所定のコースに実質的に等価な空間の区域を表す画像を、前記複数の画像取得デバイスの各々によって、リアルタイムに取り込むステップと、複数の連続する瞬間の各瞬間について、ある画像取得デバイスと、前記画像取得デバイスが前記瞬間に取り込んだ部分画像とを選択するステップと、前記選択された部分画像から、前記コースに沿って動く前記画像取得デバイスが取り込んだであろうものと同様のビデオシーケンスを再構成するステップとを含む。【選択図】 図４
Patent JP-2019537200-A (JP)
Title: 電解質溶液の電気化学的精製、並びに、関連するシステムおよび方法
IPC: H01M8/18
Filed: 2017-10-06
Abstract: ３つ以上の原子価状態を有する電解質溶液から不純物を除去するための方法およびシステム。いくつかの実施形態において、方法は、電解質溶液を電気化学的に還元して、その原子価状態を、不純物が電解質溶液から沈殿するレベルに下げる工程と、次いで、沈殿物を電解質溶液から濾過する工程とを含む。電解質溶液が沈殿原子価状態よりも高い原子価状態にあることが望ましい実施形態において、本開示の方法は、精製電解質溶液を目標原子価に酸化する工程を含む。【選択図】図１