CA3049888A1 - Apparatuses and methods using high pressure dual check valve - Google Patents
Apparatuses and methods using high pressure dual check valve Download PDFInfo
- Publication number
- CA3049888A1 CA3049888A1 CA3049888A CA3049888A CA3049888A1 CA 3049888 A1 CA3049888 A1 CA 3049888A1 CA 3049888 A CA3049888 A CA 3049888A CA 3049888 A CA3049888 A CA 3049888A CA 3049888 A1 CA3049888 A1 CA 3049888A1
- Authority
- CA
- Canada
- Prior art keywords
- subassembly
- recess
- high pressure
- processing device
- pressure processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0245—Construction of housing; Use of materials therefor of lift valves with ball-shaped valve members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/00553—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with means allowing the stock of material to consist of at least two different components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/31—Couplings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/00576—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes characterised by the construction of a piston as pressure exerting means, or of the co-operating container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C21/00—Accessories or implements for use in connection with applying liquids or other fluent materials to surfaces, not provided for in groups B05C1/00 - B05C19/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/105—Three-way check or safety valves with two or more closure members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
- F16K15/042—Check valves with guided rigid valve members shaped as balls with a plurality of balls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
- F16K15/044—Check valves with guided rigid valve members shaped as balls spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F2035/35—Use of other general mechanical engineering elements in mixing devices
- B01F2035/351—Sealings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Check Valves (AREA)
- Valve Housings (AREA)
- Accessories For Mixers (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Details Of Valves (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762447070P | 2017-01-17 | 2017-01-17 | |
| US62/447,070 | 2017-01-17 | ||
| US15/872,332 US11090680B2 (en) | 2017-01-17 | 2018-01-16 | Apparatuses and methods using high pressure dual check valve |
| US15/872,332 | 2018-01-16 | ||
| PCT/US2018/013850 WO2018136410A1 (en) | 2017-01-17 | 2018-01-16 | Apparatuses and methods using high pressure dual check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3049888A1 true CA3049888A1 (en) | 2018-07-26 |
Family
ID=62838568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3049888A Pending CA3049888A1 (en) | 2017-01-17 | 2018-01-16 | Apparatuses and methods using high pressure dual check valve |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US11090680B2 (enExample) |
| EP (1) | EP3571430A4 (enExample) |
| JP (1) | JP7245163B2 (enExample) |
| KR (1) | KR102343575B1 (enExample) |
| CN (1) | CN110612412B (enExample) |
| CA (1) | CA3049888A1 (enExample) |
| WO (1) | WO2018136410A1 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210079908A1 (en) * | 2018-04-25 | 2021-03-18 | Dresser-Rand Company | Reciprocating compressor with improved valve cylinder assembly |
| CN108953698B (zh) * | 2018-07-26 | 2020-02-14 | 北京机械设备研究所 | 逆止三通阀 |
| KR102602359B1 (ko) * | 2018-11-22 | 2023-11-16 | 에이치엘만도 주식회사 | 체크밸브 및 이를 포함하는 모듈레이터블록 |
| KR102608302B1 (ko) * | 2018-11-23 | 2023-11-30 | 에이치엘만도 주식회사 | 체크 밸브 |
| KR20200060955A (ko) * | 2018-11-23 | 2020-06-02 | 주식회사 만도 | 체크 밸브 및 이를 포함하는 브레이크 시스템 |
| IT201900020050A1 (it) * | 2019-10-30 | 2021-04-30 | Annovi Reverberi Spa | Valvola bidirezionale automatica e pompa dotata di detta valvola |
| CN116963700A (zh) * | 2020-12-17 | 2023-10-27 | 爱尔康公司 | 自动输注阀 |
| EP4421320B1 (en) * | 2023-02-23 | 2025-11-12 | Hamilton Sundstrand Corporation | Check valve for a ram air turbine (rat) re-stow pump |
| KR102730735B1 (ko) * | 2023-11-24 | 2024-11-15 | 에너진(주) | 수소 설비용 삼방체크밸브 |
| EP4483997A1 (en) * | 2024-06-04 | 2025-01-01 | GEA Mechanical Equipment Italia S.p.A. | A compression head for a homogenizing apparatus |
Family Cites Families (59)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US619680A (en) * | 1899-02-14 | Christian dorn | ||
| US1000641A (en) | 1911-03-27 | 1911-08-15 | Arber Tebbit | Homogenizing-machine. |
| US1270961A (en) * | 1915-08-21 | 1918-07-02 | Samuel Lippert | Valve. |
| US2046223A (en) | 1934-05-29 | 1936-06-30 | Trudel & Cie B | Homogenizer |
| US2555597A (en) | 1948-11-20 | 1951-06-05 | Trudel & Cie Ltee B | Homogenization apparatus |
| US2832573A (en) | 1954-10-22 | 1958-04-29 | Manton Gaulin Mfg Company Inc | Homogenizer valve means |
| US2901981A (en) | 1955-10-07 | 1959-09-01 | Creamery Package Mfg Co | Homogenizing apparatus |
| US3009476A (en) | 1958-08-08 | 1961-11-21 | Cons Thermoplastics Company | Check valve having high and low pressure seals |
| US3182971A (en) | 1963-10-21 | 1965-05-11 | St Regis Paper Co | Homogenizing valve control |
| US3810716A (en) * | 1972-10-27 | 1974-05-14 | Waters Associates Inc | Check valve and system containing same |
| US3818807A (en) | 1972-12-06 | 1974-06-25 | Eng Concrete Placer Inc | Slurry pump piston seal |
| US3799194A (en) | 1972-12-20 | 1974-03-26 | A Bedo | Ball check valve |
| US3828929A (en) | 1973-01-22 | 1974-08-13 | W Hickey | Homogenizing method and apparatus |
| JPS533171B2 (enExample) | 1973-03-30 | 1978-02-03 | ||
| JPS5147902U (enExample) * | 1974-10-08 | 1976-04-09 | ||
| FR2399593A1 (fr) | 1977-08-01 | 1979-03-02 | Bertin & Cie | Dispositif d'etancheite pour mecanisme hydraulique a piston |
| JPS5454336A (en) * | 1977-10-06 | 1979-04-28 | Graco Inc | Check valve with deformable valve seat |
| US4387736A (en) * | 1979-11-06 | 1983-06-14 | Emery Major | Fluid control apparatus |
| US4393895A (en) | 1981-05-14 | 1983-07-19 | Sterling Drug Inc. | Check valve for use with high pressure pump |
| US4477236A (en) | 1982-04-29 | 1984-10-16 | Elliott Robert E | Liquid end structure for reciprocating pump |
| US4824368A (en) * | 1982-08-23 | 1989-04-25 | Teledyne Industries, Inc. | Oral hygiene appliances |
| US4691620A (en) | 1985-04-19 | 1987-09-08 | Board Of Trustees Of The University Of Kentucky | Self-flushing fluid seal assembly |
| US4773833A (en) | 1987-04-13 | 1988-09-27 | Apv Gaulin, Inc. | High pressure homogenizer pump |
| JPH0259698A (ja) | 1988-08-25 | 1990-02-28 | Toshiba Corp | ドライウェル冷却装置 |
| US4862911A (en) | 1988-11-14 | 1989-09-05 | Fluidyne Corporation | Check valve assembly for high pressure pumps |
| US4974628A (en) * | 1989-06-08 | 1990-12-04 | Beckman Instruments, Inc. | Check valve cartridges with controlled pressure sealing |
| JPH03275983A (ja) * | 1990-03-24 | 1991-12-06 | Daikin Ind Ltd | 超高圧水用チェックバルブ |
| US5148828A (en) | 1991-03-29 | 1992-09-22 | The Ford Meter Box Co., Inc. | Check valve assembly |
| NL9200236A (nl) | 1992-02-07 | 1993-09-01 | Aweta Bv | Werkwijze en inrichting voor het meten van de kleurverdeling van een voorwerp. |
| US5297580A (en) | 1993-02-03 | 1994-03-29 | Bobbie Thurman | High pressure ball and seat valve with soft seal |
| US5411380A (en) | 1993-07-27 | 1995-05-02 | Apv Gaulin, Inc. | High pressure homogenizing pump having removable check valve modules |
| US5852076A (en) | 1994-11-13 | 1998-12-22 | Minnesota Mining And Manufacturing Company | Process for preparing a dispersion of hard particles in solvent |
| CN2243583Y (zh) * | 1995-04-13 | 1996-12-25 | 陆朝强 | 高密闭低噪音止回减荷阀 |
| US6135628A (en) | 1995-10-13 | 2000-10-24 | Boehringer Ingelheim Pharmceuticals, Inc. | Method and apparatus for homogenizing aerosol formulations |
| DE19626246A1 (de) | 1996-06-29 | 1998-01-08 | Buehler Ag | Spaltmühle |
| DE69813254T2 (de) | 1997-08-05 | 2004-04-01 | Microfluidics International Corp., Newton | Hochdruck mischer-reaktor mit mehrfachströmen |
| US20010041206A1 (en) | 1998-06-18 | 2001-11-15 | Chidambaram Raghavan | Method and apparatus for pressure processing a pumpable substance |
| US6551367B2 (en) | 1998-09-22 | 2003-04-22 | Cheil Industries Inc. | Process for preparing metal oxide slurry suitable for semiconductor chemical mechanical polishing |
| US6328542B1 (en) | 1999-07-29 | 2001-12-11 | Imation.Corp. | Check valve system |
| US6206032B1 (en) | 2000-07-11 | 2001-03-27 | James H. Hill | High pressure check valve fittings |
| US6827479B1 (en) | 2001-10-11 | 2004-12-07 | Amphastar Pharmaceuticals Inc. | Uniform small particle homogenizer and homogenizing process |
| US20030085308A1 (en) | 2001-11-08 | 2003-05-08 | Parrish Scott E. | Two-piece flow-homogenizing fuel injection nozzle and system and method incorporating same |
| NO316090B1 (no) | 2002-03-21 | 2003-12-08 | Nat Oilwell Norway As | Anordning ved ventil for stempelmaskin så som pumpe og kompressor |
| US6874538B2 (en) | 2003-03-26 | 2005-04-05 | Kevin S. Bennett | Fluid delivery system |
| JP2005009506A (ja) * | 2003-06-16 | 2005-01-13 | Naoyuki Ikuta | 逆止弁 |
| US20050126638A1 (en) * | 2003-12-12 | 2005-06-16 | Halliburton Energy Services, Inc. | Check valve sealing arrangement |
| EP1740828B1 (en) | 2004-01-12 | 2014-04-23 | Kenneth Doyle Oglesby | High pressure slurry piston pump |
| GB0427568D0 (en) | 2004-12-16 | 2005-01-19 | Resolution Chemicals Ltd | Particle-size reduction apparatus, and the use thereof |
| DE102005015433A1 (de) | 2005-04-05 | 2006-10-12 | Forschungszentrum Karlsruhe Gmbh | Mischersystem, Reaktor und Reaktorsystem |
| ITPR20060056A1 (it) | 2006-06-23 | 2007-12-24 | Niro Soavi Spa | Omogeneizzatore ad alta pressione provvisto di testata per il trattamento di prodotti con solidi e fibre |
| US7762273B2 (en) * | 2007-06-29 | 2010-07-27 | Olab S.R.L. | Venting device |
| BRPI0816704A2 (pt) | 2007-09-07 | 2017-05-16 | Concord Mat Tech Llc | mistura dinâmica de fluidos |
| DE102008009199A1 (de) | 2008-02-15 | 2009-08-27 | Forschungszentrum Karlsruhe Gmbh | Reaktionsmischersystem zur Vermischung und chemischer Reaktion von mindestens zwei Fluiden |
| CN102141165B (zh) * | 2010-01-29 | 2014-11-19 | 无锡市威海达机械制造有限公司 | 一种可选位多用途超高压单向阀组合装置 |
| JP5062383B2 (ja) | 2010-06-28 | 2012-10-31 | Dic株式会社 | マイクロミキサー |
| JP5951513B2 (ja) | 2013-01-21 | 2016-07-13 | 日立オートモティブシステムズ株式会社 | 多気筒内燃機関の可変動弁装置及び該可変動弁装置の制御装置 |
| US20140261739A1 (en) * | 2013-03-15 | 2014-09-18 | Nordson Corporation | Dense phase pump with easily replaceable components |
| CN204372257U (zh) * | 2014-12-16 | 2015-06-03 | 浙江华益机械有限公司 | 一种动态稳压装置 |
| CN205859326U (zh) * | 2016-07-15 | 2017-01-04 | 华北电力大学 | 一种适用于实现湿度‑气压自动控制调节的阀门装置 |
-
2018
- 2018-01-16 US US15/872,332 patent/US11090680B2/en active Active
- 2018-01-16 CN CN201880018814.4A patent/CN110612412B/zh active Active
- 2018-01-16 WO PCT/US2018/013850 patent/WO2018136410A1/en not_active Ceased
- 2018-01-16 EP EP18742101.1A patent/EP3571430A4/en active Pending
- 2018-01-16 CA CA3049888A patent/CA3049888A1/en active Pending
- 2018-01-16 KR KR1020197024231A patent/KR102343575B1/ko active Active
- 2018-01-16 JP JP2019538387A patent/JP7245163B2/ja active Active
-
2021
- 2021-08-16 US US17/403,152 patent/US11654452B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3571430A1 (en) | 2019-11-27 |
| US20180200750A1 (en) | 2018-07-19 |
| EP3571430A4 (en) | 2020-10-14 |
| WO2018136410A1 (en) | 2018-07-26 |
| KR20190120199A (ko) | 2019-10-23 |
| CN110612412A (zh) | 2019-12-24 |
| US11090680B2 (en) | 2021-08-17 |
| JP2020514031A (ja) | 2020-05-21 |
| CN110612412B (zh) | 2021-11-05 |
| JP7245163B2 (ja) | 2023-03-23 |
| KR102343575B1 (ko) | 2021-12-27 |
| US11654452B2 (en) | 2023-05-23 |
| US20210370346A1 (en) | 2021-12-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA3049888A1 (en) | Apparatuses and methods using high pressure dual check valve | |
| CN103917300B (zh) | 分配流体特别是热熔粘合剂的分配模块、涂敷头和喷嘴保持件 | |
| CN104043568A (zh) | 具有可容易替换部件的密相泵 | |
| WO2006062791A3 (en) | Membrane separation assemblies | |
| US7896021B2 (en) | Quick change check valve system | |
| US10471461B2 (en) | Liquid dispensing module | |
| EP3027942B1 (en) | Check valve having polymeric seat and poppet | |
| US20020195147A1 (en) | Serviceable check valve | |
| US7240693B2 (en) | Pressure regulated solenoid valve having integral mounting structure | |
| CN101641165A (zh) | 高压清洗设备 | |
| JP2015158151A (ja) | 往復駆動ポンプ | |
| US5775884A (en) | Modular pump assembly | |
| US7862405B2 (en) | Zero-torque orifice mount assembly | |
| US10287762B2 (en) | Sanitary outlet armature | |
| US6099113A (en) | Continuous jet printer mixing system | |
| US20230075444A1 (en) | Shower and filter assembly | |
| US10465808B2 (en) | Spring-energized check valve | |
| CN208074214U (zh) | 一种往复式柱塞泵的阀体 | |
| JP2006322562A (ja) | 逆止弁 | |
| CA2245362A1 (en) | Atmospheric control nozzle | |
| AU2016204853A1 (en) | Backflow Protection Device | |
| EP3429956A1 (en) | Apparatus arranged for providing a liquid medium from a storage container |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20220804 |
|
| EEER | Examination request |
Effective date: 20220804 |
|
| EEER | Examination request |
Effective date: 20220804 |
|
| EEER | Examination request |
Effective date: 20220804 |
|
| EEER | Examination request |
Effective date: 20220804 |