BRPI0922291A2 - método e aparelho para redução semiativa de ocilações de pressão em um sistema hidráulico. - Google Patents

método e aparelho para redução semiativa de ocilações de pressão em um sistema hidráulico.

Info

Publication number
BRPI0922291A2
BRPI0922291A2 BRPI0922291A BRPI0922291A BRPI0922291A2 BR PI0922291 A2 BRPI0922291 A2 BR PI0922291A2 BR PI0922291 A BRPI0922291 A BR PI0922291A BR PI0922291 A BRPI0922291 A BR PI0922291A BR PI0922291 A2 BRPI0922291 A2 BR PI0922291A2
Authority
BR
Brazil
Prior art keywords
semi
hydraulic system
pressure oscillations
active reduction
reduction
Prior art date
Application number
BRPI0922291A
Other languages
English (en)
Inventor
Anton Pirko
Georg Keintzel
Original Assignee
Siemens Vai Metals Tech Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Vai Metals Tech Gmbh filed Critical Siemens Vai Metals Tech Gmbh
Publication of BRPI0922291A2 publication Critical patent/BRPI0922291A2/pt

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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/04—Devices damping pulsations or vibrations in fluids
    • F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
    • F16L55/05—Buffers therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/008—Reduction of noise or vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/007—Control for preventing or reducing vibration, chatter or chatter marks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/58—Roll-force control; Roll-gap control
    • B21B37/62—Roll-force control; Roll-gap control by control of a hydraulic adjusting device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/58—Roll-force control; Roll-gap control
    • B21B37/66—Roll eccentricity compensation systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/8613—Control during or prevention of abnormal conditions the abnormal condition being oscillations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Vibration Prevention Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Metal Rolling (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Metal Rolling (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
BRPI0922291A 2008-12-05 2009-11-30 método e aparelho para redução semiativa de ocilações de pressão em um sistema hidráulico. BRPI0922291A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0189608A AT507087B1 (de) 2008-12-05 2008-12-05 Verfahren und vorrichtung zur semi-aktiven reduktion von druckschwingungen in einem hydrauliksystem
PCT/EP2009/066020 WO2010063664A1 (de) 2008-12-05 2009-11-30 Verfahren und vorrichtung zur semi-aktiven reduktion von druckschwingungen in einem hydrauliksystem

Publications (1)

Publication Number Publication Date
BRPI0922291A2 true BRPI0922291A2 (pt) 2015-12-29

Family

ID=41664439

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0922291A BRPI0922291A2 (pt) 2008-12-05 2009-11-30 método e aparelho para redução semiativa de ocilações de pressão em um sistema hidráulico.

Country Status (11)

Country Link
US (1) US20110302976A1 (pt)
EP (1) EP2355941A1 (pt)
JP (1) JP2012510900A (pt)
KR (1) KR20110094322A (pt)
CN (1) CN102271832B (pt)
AT (1) AT507087B1 (pt)
BR (1) BRPI0922291A2 (pt)
CA (1) CA2745804A1 (pt)
MX (1) MX2011005501A (pt)
RU (1) RU2527496C2 (pt)
WO (1) WO2010063664A1 (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT507088B1 (de) * 2008-12-05 2010-02-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur aktiven unterdrückung von druckschwingungen in einem hydrauliksystem
IT1402012B1 (it) 2010-10-08 2013-08-28 Danieli Off Mecc Sistema di smorzamento di vibrazioni di un laminatoio
ITMI20120476A1 (it) * 2012-03-26 2013-09-27 Danieli Off Mecc Sistema di smorzamento di vibrazioni mediante un sistema di attuazione idraulico
DE102012023902B3 (de) * 2012-12-07 2014-03-20 Arburg Gmbh + Co. Kg Verfahren zum Betrieb einer Hydraulikeinrichtung mit Pumpe und Servomotor sowie zugehörige Hydraulikeinrichtung
ITMI20132170A1 (it) * 2013-12-20 2015-06-21 Danieli Off Mecc Sistema di smorzamento attivo di vibrazioni di un laminatoio
JP6564184B2 (ja) * 2014-12-18 2019-08-21 日本電産トーソク株式会社 電磁弁制御装置および電磁弁制御方法
US9829139B2 (en) 2015-02-19 2017-11-28 Robert Bosch Gmbh Method of dampening pressure pulsations in a working fluid within a conduit
CN106762995B (zh) * 2017-02-22 2018-09-25 中冶华天南京工程技术有限公司 一种可调的抑制伺服阀自激振荡装置
JP6898559B2 (ja) * 2017-09-07 2021-07-07 シンフォニアテクノロジー株式会社 エアノズル、及びこれを備えたパーツフィーダ
EP3610961B1 (de) * 2018-08-15 2023-04-19 Muhr und Bender KG Vorrichtung, walzanlage und verfahren zum regeln eines bandzuges beim flexiblen walzen von metallband
DE102018126185A1 (de) * 2018-10-22 2020-04-23 Schaeffler Technologies AG & Co. KG Werkzeug und Verfahren zur mechanischen Oberflächenbearbeitung
DE102019204724B3 (de) * 2019-04-03 2020-10-01 Audi Ag Verfahren zum Betreiben eines Hydraulikventils einer Hydraulikeinrichtung einer Kraftfahrzeuggetriebeeinrichtung sowie Kraftfahrzeuggetriebeeinrichtung
WO2020239589A1 (de) * 2019-05-24 2020-12-03 Primetals Technologies Austria GmbH Industrieanlage mit einem dämpfungssystem zum dämpfen von schwingungen
DE102020205139A1 (de) 2020-04-23 2021-10-28 Zf Friedrichshafen Ag Adaptive Reibungsminimierung für elektrohydraulische Aktoren
DE102020207274B3 (de) * 2020-06-10 2021-10-14 Robert Bosch Gesellschaft mit beschränkter Haftung Hydraulik-Aggregat für eine Strangpresse, Baureihe derartiger Aggregate und Strangpresse mit dem Hydraulik-Aggregat
CN114576458A (zh) * 2020-11-18 2022-06-03 北京机械设备研究所 一种结构可调的流体脉动消振器及其消振方法
EP4094857A1 (de) 2021-05-28 2022-11-30 Primetals Technologies Austria GmbH Stabilisierung der arbeits- und stützwalzen eines walzgerüsts während des warmwalzens eines walzguts zu einem band in dem walzgerüst
CN115488156B (zh) * 2021-06-18 2024-10-29 上海宝信软件股份有限公司 冷轧机液压压下位置控制系统震荡检测与保护方法及系统
EP4252929A1 (de) 2022-03-28 2023-10-04 Primetals Technologies Austria GmbH Konstruktive ausgestaltung und anordnung eines dissipators zur unterdrückung von schwingungen an einem walzgerüst
CN115163735A (zh) * 2022-07-18 2022-10-11 吴玥 一种液压油实时控温的高压大流量液压元件
CN115780521B (zh) * 2022-11-29 2025-06-27 太原重工股份有限公司 一种芯棒支撑架调整装置液压控制系统及控制方法
CN116107293B (zh) * 2023-04-10 2023-06-16 商飞软件有限公司 一种民用飞机飞控系统作动回路故障诊断系统及诊断方法
CN116550767B (zh) * 2023-07-10 2023-09-22 太原理工大学 一种抑制极薄带轧制过程中张力波动的半自动调节装置

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3572032A (en) * 1968-07-18 1971-03-23 William M Terry Immersible electrohydraulic failsafe valve operator
US3806202A (en) * 1971-03-18 1974-04-23 Toyota Motor Co Ltd Skid controlling system for vehicles
US3918302A (en) * 1973-09-20 1975-11-11 British Steel Corp Rolling mill test equipment
US3969987A (en) * 1974-11-11 1976-07-20 Hydroacoustics Inc. Hydroacoustic apparatus and valving mechanisms for use therein
US3991655A (en) * 1974-11-11 1976-11-16 Hydroacoustics Inc. Hydroacoustic apparatus and valving mechanisms for use therein
US4266606A (en) * 1979-08-27 1981-05-12 Teleco Oilfield Services Inc. Hydraulic circuit for borehole telemetry apparatus
JPS6145130A (ja) * 1984-08-07 1986-03-05 Toyo Tire & Rubber Co Ltd 液体減衰式防振支承装置
US4718490A (en) * 1986-12-24 1988-01-12 Mobil Oil Corporation Creation of multiple sequential hydraulic fractures via hydraulic fracturing combined with controlled pulse fracturing
US4774976A (en) * 1987-09-23 1988-10-04 Applied Power Inc. Modulating hydraulic pressure control valve and assembly method therefor
JPH0729564B2 (ja) * 1987-09-29 1995-04-05 トヨタ自動車株式会社 四輪駆動装置の制御方法
SU1507467A1 (ru) * 1987-12-21 1989-09-15 Производственное объединение "Новокраматорский машиностроительный завод" Лини клети прокатного стана
DE3844059A1 (de) * 1988-12-28 1990-08-30 Allweiler Ag Vorrichtung und verfahren zum bewegen von stroemungsmedien
JPH03179501A (ja) * 1989-12-08 1991-08-05 Kobe Steel Ltd 油圧サーボ系の制御装置
US5343752A (en) * 1992-04-20 1994-09-06 Team Corporation High frequency vibration test fixture with hydraulic servo valve and piston actuator
US5228510A (en) * 1992-05-20 1993-07-20 Mobil Oil Corporation Method for enhancement of sequential hydraulic fracturing using control pulse fracturing
DE4302977A1 (de) * 1993-02-03 1994-03-31 Bosch Gmbh Robert Hydraulikanlage
US5385329A (en) * 1993-02-16 1995-01-31 Techco Corporation Method and apparatus for enhancing stability in hydraulic flow control
US5492451A (en) * 1994-10-03 1996-02-20 Caterpillar Inc. Apparatus and method for attenuation of fluid-borne noise
US5518219A (en) * 1995-01-31 1996-05-21 Applied Power Inc. Proportional pressure control pilot valve
JP3035185B2 (ja) * 1995-03-02 2000-04-17 本田技研工業株式会社 車両用油圧作動式変速機の制御装置
JP3602599B2 (ja) * 1995-03-02 2004-12-15 本田技研工業株式会社 車両用油圧作動式変速機の制御装置
US5582265A (en) * 1995-05-26 1996-12-10 Trw Inc. Power steering assembly
RU2117204C1 (ru) * 1996-06-25 1998-08-10 Акционерное общество "АвтоВАЗ" Дроссельное устройство
DE19747158A1 (de) * 1997-10-24 1999-04-29 Wolf Woco & Co Franz J Pulsationsdämpfer
US5984259A (en) * 1997-11-26 1999-11-16 Saturn Electronics & Engineering, Inc. Proportional variable force solenoid control valve with armature damping
US6179268B1 (en) * 1998-04-21 2001-01-30 Saturn Electronics & Engineering, Inc. Proportional variable force solenoid control valve with segmented permanent magnet
GB9826322D0 (en) * 1998-12-02 1999-01-20 Mandeville Eng Ltd Directional control valves
DE19918555C1 (de) * 1999-04-23 2001-06-07 Oskar Bschorr Stabilisierung von Walzanlagen gegenüber selbsterregten Ratterschwingungen
AUPQ120999A0 (en) * 1999-06-25 1999-07-22 Industrial Automation Services Pty Ltd Vibration suppressing piston
US6234758B1 (en) * 1999-12-01 2001-05-22 Caterpillar Inc. Hydraulic noise reduction assembly with variable side branch
US8409847B2 (en) * 2000-10-06 2013-04-02 ICE Development Technologies, LLC System and method for controlling the diameter of a mammilian hybrid coronary bypass graft
EP1234748B1 (de) * 2001-02-23 2003-11-12 Visteon Global Technologies, Inc. Dämpfungsventil für hydraulisch unterstütztes Lenkungssystem
DE10112674C1 (de) * 2001-03-16 2002-02-14 Fte Automotive Gmbh Vorrichtung zur Reduzierung von Schwingungen in einem hydraulischen Kraftübertragungssystem
JP2002274358A (ja) * 2001-03-23 2002-09-25 Unisia Jecs Corp アンチスキッド制御装置
US6640409B2 (en) * 2001-09-25 2003-11-04 Case Corporation Method for retrofitting a swing damping valve circuit to a work vehicle
JP2004155236A (ja) * 2002-11-05 2004-06-03 Advics:Kk 車両用液圧ブレーキ装置
AT500766B1 (de) * 2003-03-10 2008-06-15 Voest Alpine Ind Anlagen Verfahren und vorrichtung zur vermeidung von schwingungen
DE10316946A1 (de) * 2003-04-12 2004-10-21 Daimlerchrysler Ag Vorrichtung und Verfahren zur Dämpfung von Druckschwingungen in Hydraulikleitungen
DE102004012945A1 (de) * 2004-03-17 2005-10-13 Cnh Baumaschinen Gmbh Vorrichtung und Verfahren zur Bewegungstilgung bei Baumaschinen
US7225657B2 (en) * 2004-05-05 2007-06-05 United States Steel Corporation Elimination of rolling mill chatter
ITBO20040639A1 (it) * 2004-10-15 2005-01-15 Cnh Italia Spa Apparecchiatura di pompaggio per liquidi, in particolare per olio
FR2877862B1 (fr) * 2004-11-12 2007-02-16 Vai Clecim Soc Par Actions Sim Procede de detection des vibrations d'une cage de laminoir
CN100410549C (zh) * 2004-12-28 2008-08-13 东芝机械株式会社 液压控制装置
US7278262B2 (en) * 2005-06-03 2007-10-09 Board Of Control Of Michigan Technological University Control system for suppression of boom or arm oscillation
US20090145485A1 (en) * 2005-08-11 2009-06-11 Eksigent Technologies, Llc Microfluidic methods and apparatuses for fluid mixing and valving
CN1775394A (zh) * 2005-11-29 2006-05-24 苏州有色金属加工研究院 铝板带轧机厚度自适应模糊控制方法
DE102005058547B4 (de) * 2005-12-08 2012-04-12 Airbus Operations Gmbh Einrichtung zur Verminderung von Hydrofluidschwingungen in einem Hydrauliksystem
US8127791B2 (en) * 2005-12-21 2012-03-06 Saturn Electronics & Engineering, Inc. Solenoid operated fluid control valve
DE102006008574A1 (de) * 2006-02-22 2007-08-30 Siemens Ag Verfahren zur Unterdrückung des Einflusses von Walzenexzentrizitäten
DE102006024101A1 (de) * 2006-05-23 2007-11-29 Sms Demag Ag Walzgerüst und Verfahren zum Walzen eines Walzbandes
US7614307B2 (en) * 2006-06-06 2009-11-10 Eaton Corporation Manifold assembly having a centralized pressure sensing package
JP4545127B2 (ja) * 2006-09-15 2010-09-15 株式会社デンソー バルブタイミング調整装置
US20080314591A1 (en) * 2007-06-21 2008-12-25 Hales John H Single trip well abandonment with dual permanent packers and perforating gun
AT506398B1 (de) * 2008-06-18 2009-09-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur unterdrückung von schwingungen in einer walzanlage
US20100084588A1 (en) * 2008-10-07 2010-04-08 Diamond Offshore Drilling, Inc. Deepwater Hydraulic Control System
DE102010046285B4 (de) * 2009-09-29 2022-05-05 Mando Corporation Elektronisch gesteuertes Bremssystem mit einer Pumpeneinheit
US8640545B2 (en) * 2009-10-05 2014-02-04 Pcb Piezotronics, Inc. Vibration sensor with mechanical isolation member
CN102639902A (zh) * 2009-12-28 2012-08-15 昕芙旎雅有限公司 减震装置、电动致动器驱动装置以及车辆
US20110289911A1 (en) * 2010-06-01 2011-12-01 Mark Phillip Vonderwell Hydraulic system and method of actively damping oscillations during operation thereof
DE102010061337B4 (de) * 2010-12-20 2015-07-09 Hilite Germany Gmbh Hydraulikventil für einen Schwenkmotorversteller
US20130062934A1 (en) * 2011-09-13 2013-03-14 Kelsey-Hayes Company Mechanical attenuator for a vehicle braking system

Also Published As

Publication number Publication date
JP2012510900A (ja) 2012-05-17
KR20110094322A (ko) 2011-08-23
RU2527496C2 (ru) 2014-09-10
RU2011127440A (ru) 2013-01-10
EP2355941A1 (de) 2011-08-17
CA2745804A1 (en) 2010-06-10
CN102271832B (zh) 2014-06-11
AT507087B1 (de) 2010-02-15
US20110302976A1 (en) 2011-12-15
AT507087A4 (de) 2010-02-15
CN102271832A (zh) 2011-12-07
WO2010063664A1 (de) 2010-06-10
MX2011005501A (es) 2011-06-16

Similar Documents

Publication Publication Date Title
BRPI0922291A2 (pt) método e aparelho para redução semiativa de ocilações de pressão em um sistema hidráulico.
BRPI0909002A2 (pt) aparelho para uso em um poço, sistema, e método para uso em um poço
BRPI1011487A2 (pt) método e aparelho para produção de um fluido contendo hidrogênio.
BRPI0914640A2 (pt) método para representação visual de ofertas, dispositivo de notificação, sistema para representação visual de ofertas, e, meio de armazenagem legível por máquina
ZA201201603B (en) Apparatus,system and method for emulsifying oil and water
BRPI0917553A2 (pt) método e sistema para extração de gás carbônico por antisublimação sob pressão aumentada
BRPI0911231A2 (pt) aparelho, método, sistema e progama para comunicação
BRPI0923595A2 (pt) método para processar seguramente uma transação, sistema para processar uma transação, e, dispositivo de comunicações móveis
BRPI0922297A2 (pt) método e dispositivo para supressão ativa de ocilações de pressão em um sistema hidráuico.
BRPI1015100A2 (pt) sistema, dispositivo e método para tratamento de aneurisma.
BRPI0919556A2 (pt) método, sistema para perfurar um poço, e, meio legível por computador
BRPI1012125A2 (pt) sistema, método e aparelho para inserção de sensor.
BR112012001631A2 (pt) sistema de pressão positiva contínua para vias aereas e método para fornecer sistema de pressão positiva contínua para vias aéreas
BRPI0916328A2 (pt) sistema e método para redução de fratura, bem como método para formação de um sistema para redução de fratura
BRPI0820148A2 (pt) Sistema de aberturas, sistema de computador e método para usinar aberturas
BRPI1013565A2 (pt) método, meio legível por computador, e, aparelho de computador
BR112012007041A2 (pt) sistema de poço submarino, e método para controlar um poço submarino
BRPI0817629A2 (pt) Método para a produção controlada de documentos de segurança e sistema para realização do método.
BRPI0822827A2 (pt) Mídia legível por computador, método e sistema
EP2330551A4 (en) METHOD, SYSTEM AND DEVICE FOR OBTAINING COUPON
BRPI0914359A2 (pt) sistema, aparelho e método
EP2211501A4 (en) METHOD, SYSTEM AND DEVICE FOR CARRYING OUT A SECONDARY OPERATION ON A WEBSITE
BRPI1007504A2 (pt) método para pré-carregar um sistema de catamarã, e, sistema de catamarã.
BRPI0925350A2 (pt) metodo, aparelho, e sistema
BRPI1007464A2 (pt) sistema para uso em um poço, sistema de poço, e método para vedar um poço abandonado.

Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A E 6A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2370 DE 07-06-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.