BR9004900A - Aparelho e processo para controlar taxa de fluxo de fluido,dispositivo para dosagem de fluido,regulador de pressao e processo de misturar fornecimento dosado de combustivel de fluido compressivel com o ar de admissao de motor de combustao interna - Google Patents

Aparelho e processo para controlar taxa de fluxo de fluido,dispositivo para dosagem de fluido,regulador de pressao e processo de misturar fornecimento dosado de combustivel de fluido compressivel com o ar de admissao de motor de combustao interna

Info

Publication number
BR9004900A
BR9004900A BR909004900A BR9004900A BR9004900A BR 9004900 A BR9004900 A BR 9004900A BR 909004900 A BR909004900 A BR 909004900A BR 9004900 A BR9004900 A BR 9004900A BR 9004900 A BR9004900 A BR 9004900A
Authority
BR
Brazil
Prior art keywords
fluid
appliance
flow rate
combustion engine
internal combustion
Prior art date
Application number
BR909004900A
Other languages
English (en)
Inventor
Stephen A Carter
Bryan C Williamson
Karl H Kozole
Original Assignee
Canadian Gas Ass
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
Priority claimed from CA000614540A external-priority patent/CA1326794C/en
Application filed by Canadian Gas Ass filed Critical Canadian Gas Ass
Publication of BR9004900A publication Critical patent/BR9004900A/pt

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
    • G05D16/0655—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using one spring-loaded membrane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
    • F02D19/021—Control of components of the fuel supply system
    • F02D19/023—Control of components of the fuel supply system to adjust the fuel mass or volume flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
    • F02D19/026—Measuring or estimating parameters related to the fuel supply system
    • F02D19/027—Determining the fuel pressure, temperature or volume flow, the fuel tank fill level or a valve position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
    • F02M21/0239—Pressure or flow regulators therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/04—Gas-air mixing apparatus
    • F02M21/042—Mixer comprising a plurality of bores or flow passages
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
    • G05D16/2026—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means
    • G05D16/204—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means the plurality of throttling means being arranged in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels
BR909004900A 1989-09-29 1990-10-01 Aparelho e processo para controlar taxa de fluxo de fluido,dispositivo para dosagem de fluido,regulador de pressao e processo de misturar fornecimento dosado de combustivel de fluido compressivel com o ar de admissao de motor de combustao interna BR9004900A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000614540A CA1326794C (en) 1989-09-29 1989-09-29 Flow control system
US07/512,300 US5150690A (en) 1989-09-29 1990-04-20 Flow control system

Publications (1)

Publication Number Publication Date
BR9004900A true BR9004900A (pt) 1991-09-10

Family

ID=25673153

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004900A BR9004900A (pt) 1989-09-29 1990-10-01 Aparelho e processo para controlar taxa de fluxo de fluido,dispositivo para dosagem de fluido,regulador de pressao e processo de misturar fornecimento dosado de combustivel de fluido compressivel com o ar de admissao de motor de combustao interna

Country Status (10)

Country Link
EP (1) EP0420599B1 (pt)
JP (1) JP2680176B2 (pt)
CN (1) CN1022140C (pt)
AR (1) AR247449A1 (pt)
AT (1) ATE124112T1 (pt)
AU (2) AU630510B2 (pt)
BR (1) BR9004900A (pt)
DE (1) DE69020283T2 (pt)
NZ (1) NZ235494A (pt)
RU (1) RU2079163C1 (pt)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0713235B2 (ja) * 1990-11-28 1995-02-15 日本褐炭液化株式会社 スラリー状流体の流量制御装置
NL9201391A (nl) * 1992-07-31 1994-02-16 Deltec Fuel Systems Bv Regelstelsel voor het toevoeren van een gasstroom aan een gasgebruikstoestel.
US5611316A (en) * 1993-12-28 1997-03-18 Honda Giken Kogyo Kabushiki Kaisha Gas fuel supply mechanism for gas combustion engine
IT1267437B1 (it) * 1994-06-03 1997-02-05 Fiat Ricerche Dispositivo regolatore di pressione a controllo elettronico per motori a combustione interna alimentati a gas, in particolare a metano.
CA2131108C (en) * 1994-08-30 2005-06-07 Stephen A. Carter Two-stage pressure regulator
NL9402237A (nl) 1994-12-29 1996-08-01 Adrianus Martinus M Wildenberg Debietregelklep.
GB2316773B (en) * 1996-06-12 1999-09-29 Gas Technology Canada Electronic gas regulator
US5865158A (en) * 1996-12-11 1999-02-02 Caterpillar Inc. Method and system for controlling fuel injector pulse width based on fuel temperature
IT1292251B1 (it) * 1997-04-08 1999-01-29 Mtm Meccanica Tecnica Moderna Metodo e gruppo di iniezione per l'alimentazione di un carburante gassoso ad un motore, particolarmente un motore per autotrazione.
US5813226A (en) * 1997-09-15 1998-09-29 Caterpillar Inc. Control scheme for pressure relief
US6176256B1 (en) 1998-03-24 2001-01-23 Keihin Corporation Gas pressure-reducing valve
SE9801588D0 (sv) * 1998-05-05 1998-05-05 Swiss Fed Inst Of Tech Zuerich Electromagnetic valve for gaseous fluids
US6145495A (en) * 1999-04-23 2000-11-14 Daryl J. Klassen Propane injection system for a diesel engine
US6708905B2 (en) 1999-12-03 2004-03-23 Emissions Control Technology, Llc Supersonic injector for gaseous fuel engine
US6830061B2 (en) * 2001-04-27 2004-12-14 Fisher Controls International Llc Intelligent regulator with input/output capabilities
KR101063280B1 (ko) 2003-01-04 2011-09-07 포드 글로벌 테크놀로지스, 엘엘씨 수소 연료 왕복 내연 기관의 흡입 시스템에서 발생하는 역화를 감지하여 반응하는 방법
EP1602817B1 (en) * 2003-01-04 2007-03-21 Ford Global Technologies, LLC Method for changing fuel delivery rate for hydrogen fuelled internal combustion engine
KR100518767B1 (ko) * 2003-05-28 2005-10-06 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설중장비용 액츄에이터 유량 가변제어장치
US7451942B2 (en) 2003-10-20 2008-11-18 Digicon, Inc. Direct fuel injector assembly for a compressible natural gas engine
EP1593823B1 (en) * 2004-05-03 2010-09-01 METATRON S.p.A. Gas feeding system for an internal combustion engine, having a pressure reducing valve and a pressure regulating solenoid valve
FR2896566B1 (fr) * 2006-01-25 2008-05-02 Renault Sas Regulateur de debit pour systeme d'injection de gaz traceur
DE102006027614B4 (de) * 2006-06-13 2009-02-05 L'orange Gmbh Einspritzinjektor für Brennkraftmaschinen
KR100877851B1 (ko) * 2006-12-12 2009-01-13 현대자동차주식회사 디젤엔진의 연료 유로 자동 변환기
ES2317482T3 (es) 2006-12-12 2009-04-16 C.R.F. Societa Consortile Per Azioni Unidad electronica reductora o reguladora de la presion para alimentar gas, en particular metano o hidrogeno a un motor de combustion interna, y sistema de alimentacion de gas que incluye esta unidad.
GB2461553B (en) * 2008-07-03 2012-10-10 Gm Global Tech Operations Inc A control method and system for a fluid control device, based on position sensor learning
FR2935758B1 (fr) * 2008-09-05 2010-09-24 Efs Sa Dispositif permettant d'analyser le debit d'injection coup par coup fourni par un systeme d'injection de carburant utilise dans un moteur thermique de forte puissance
CN101922360A (zh) * 2010-01-28 2010-12-22 无锡开普动力有限公司 一种天然气发动机
JP5416676B2 (ja) 2010-10-19 2014-02-12 川崎重工業株式会社 ガスエンジンの燃料ガス供給システム
WO2012070703A1 (ko) * 2010-11-25 2012-05-31 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 유량 제어밸브
US8645043B2 (en) * 2011-01-19 2014-02-04 GM Global Technology Operations LLC System and method for controlling fuel injection to decrease particulate emissions during transient engine operation
EP2492931B1 (en) * 2011-02-22 2014-06-18 Vetco Gray Controls Limited Energizing a coil of a solenoid of a directional control valve
US8978632B2 (en) 2011-09-28 2015-03-17 Hoerbiger Kompressortechnik Holding Gmbh Ion sensing method for capacitive discharge ignition
US8973366B2 (en) * 2011-10-24 2015-03-10 General Electric Company Integrated fuel and water mixing assembly for use in conjunction with a combustor
US8991190B2 (en) * 2012-01-31 2015-03-31 General Electric Company Fuel nozzle staging with water flowing prior to fuel in a main fuel circuit during start-up
US9957920B2 (en) * 2012-06-19 2018-05-01 Econtrols, Llc Highly accurate continuous-flow vaporized fuel supply for large dynamic power ranges
CN102980622B (zh) * 2012-11-06 2015-06-17 中国航空工业集团公司沈阳发动机设计研究所 一种燃油计量装置起动流量特性设计及调整方法
CA2809298C (en) * 2013-03-12 2014-05-13 Westport Power Inc. Fuel injector temperature mitigation
CN105164461B (zh) * 2013-03-13 2018-12-14 斯科特科技公司 用于将容器填充有气体的基部歧管和系统
DE102013017753A1 (de) * 2013-10-24 2015-04-30 GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) Zylinderkopf und Verfahren zum Betreiben eines Verbrennungsmotors
CN103576703A (zh) * 2013-10-24 2014-02-12 天津市联合环保工程设计有限公司 水量计量与调节一体化装置
CA2939175C (en) * 2014-03-18 2022-02-15 O.M.T. Officina Meccanica Tartarini S.R.L. Apparatus and method for flow equipartition
RU2601326C2 (ru) * 2015-03-06 2016-11-10 Федеральное государственное бюджетное образовательное учреждение высшего образования "Пензенская государственная сельскохозяйственная академия" Смеситель компонентов биоминерального топлива
US9494048B1 (en) * 2015-05-12 2016-11-15 United Technologies Corporation Active system for bearing oil damper supply and vibration control
LU93188B1 (en) 2016-08-31 2018-03-28 Luxembourg Patent Co Two stages gas pressure regulator with cylindrical body
DE102016123828A1 (de) * 2016-12-08 2018-06-14 Volkswagen Aktiengesellschaft Zumesseinheit für einen mit Gas betriebenen Verbrennungsmotor
KR102162046B1 (ko) * 2017-02-10 2020-10-06 가부시키가이샤 후지킨 유량 측정 방법 및 유량 측정 장치
CN106931193B (zh) * 2017-05-12 2023-03-24 林兵磊 气体管理阀组
CN108952977A (zh) * 2018-08-20 2018-12-07 江苏农华智慧农业科技股份有限公司 一种一体式双燃料混合器
CN111174438B (zh) * 2018-11-13 2021-05-28 芜湖美的厨卫电器制造有限公司 热水器及其控制方法和计算机可读存储介质
WO2020227048A1 (en) * 2019-05-03 2020-11-12 Walbro Llc Low pressure fuel injection system for a combustion engine
RU2731558C1 (ru) * 2019-11-20 2020-09-04 Владимир Александрович Шишков Способ подачи газового топлива в двигатель внутреннего сгорания
CN110761921B (zh) * 2019-11-28 2023-10-31 安阳工学院 带有混合器的喷射阀发动机的燃气喷射量控制方法
RU198045U1 (ru) * 2020-02-26 2020-06-16 Сибагатуллин Альберт Фаилевич Устройство для измерения расхода текучих сред
CN112094126B (zh) * 2020-09-23 2021-05-07 新疆立恩高温新材料有限公司 一种不润湿硬质铝合金的浇注料及其制备工艺
GB2606772A (en) * 2021-05-21 2022-11-23 Diffusion Tech Limited Fluid introduction system and method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2696714A (en) * 1950-09-25 1954-12-14 Laudrum L Hughes Carbureting apparatus
US2865395A (en) * 1956-05-24 1958-12-23 Scovill Manufacturing Co Flow control valve
DE2203036A1 (de) * 1971-02-10 1972-08-17 Elektro App Werke Berlin Inst Stelleinrichtung
USRE29383E (en) * 1974-01-10 1977-09-06 Process Systems, Inc. Digital fluid flow rate measurement or control system
US3905394A (en) * 1974-04-12 1975-09-16 Digital Dynamics Inc Flow control system
DE2751743C2 (de) * 1977-11-19 1985-04-18 Pierburg Luftfahrtgeräte Union GmbH, 4040 Neuss Verfahren und Regeleinrichtung zum Zumessen strömender Medien
US4170245A (en) * 1978-03-03 1979-10-09 Fmc Corporation Digital control valve
CA1191233A (en) * 1982-12-10 1985-07-30 Donald P. Petro Flow regulating system
JPS60159358A (ja) * 1984-01-28 1985-08-20 Mazda Motor Corp Ｌｐｇエンジンの燃料供給装置
EP0183879A1 (en) * 1984-12-05 1986-06-11 317921 Alberta Ltd. Electronically controlled fluid flow regulating system
JPS61165109A (ja) * 1985-01-17 1986-07-25 Sanyo Electric Co Ltd 流体流量制御装置
US4811720A (en) * 1985-12-16 1989-03-14 Aisan Kogyo Kabushiki Kaisha Fuel supply system for gaseous fuel operated vehicle and regulator therefor
US4765303A (en) * 1987-07-20 1988-08-23 Jones James S Gaseous fuel charge forming device for internal combustion engines
US4829957A (en) * 1988-07-11 1989-05-16 Garretson Equipment Co., Inc. Gaseous fuel injection system for internal combustion engines

Also Published As

Publication number Publication date
RU2079163C1 (ru) 1997-05-10
DE69020283D1 (de) 1995-07-27
AU649902B2 (en) 1994-06-02
CN1052720A (zh) 1991-07-03
CN1022140C (zh) 1993-09-15
EP0420599A2 (en) 1991-04-03
AU3014492A (en) 1993-03-18
NZ235494A (en) 1992-12-23
ATE124112T1 (de) 1995-07-15
AU6327490A (en) 1991-04-11
JP2680176B2 (ja) 1997-11-19
EP0420599A3 (en) 1991-09-11
DE69020283T2 (de) 1995-10-26
AU630510B2 (en) 1992-10-29
AR247449A1 (es) 1994-12-29
JPH03260483A (ja) 1991-11-20
EP0420599B1 (en) 1995-06-21

Similar Documents

Publication Publication Date Title
BR9004900A (pt) Aparelho e processo para controlar taxa de fluxo de fluido,dispositivo para dosagem de fluido,regulador de pressao e processo de misturar fornecimento dosado de combustivel de fluido compressivel com o ar de admissao de motor de combustao interna
IT1190268B (it) Valvola regolatrice di pressione per sistemi di alimentazione del carburante in motori a combustione interna
ATE70338T1 (de) Einspritzventil fuer eine verbrennungsmaschine.
DE69300115D1 (de) Drosseldrehschieber für die Kraftstoffversorgungsanlage einer Brennkraftmaschine und seine Anwendung in einem Drosselklappengehäuse.
IT8548416A0 (it) Perfezionamento nelle valvole regolatrici di pressione a risposta variabile,in particolare per sistemi di alimentazione del carburante in motori a combustione interna a compressire
DE69834773D1 (de) Steuereinrichtung des Kraftstoffdruckreglers für Motor mit Einspritzung in den Zylinder.
SE8200506L (sv) Forbrenningsmotor
BR6601550U (pt) Valvula de vazao a pressao constante para bombas de injecao de combustivel para motores do ciclo diesel
BR8804304A (pt) Bomba de injecao para sistemas de injecao de combustivel com injetores regulados para motores de combustao interna
IT8667123A1 (it) Valvola ad azionamento elettromagnetico per la dosatura e la polverizzazione del carburante per un dispositivo di alimentazione di un motore a combustione interna.
BR9406326A (pt) Motor de combustão interna injetado com combustível
IT9048292A0 (it) Dispositivo di regolazione del gas di scarico in un motore alternativo a combustione interna, in particolare un motore diesel.
IT1267437B1 (it) Dispositivo regolatore di pressione a controllo elettronico per motori a combustione interna alimentati a gas, in particolare a metano.
IT9067731A0 (it) Collettore di alimentazione del carburante per un dispositivo di alimentazione per un motore a combustione interna del tipo provvisto di valvole dosatrici e polverizzatrici di carburante ad azionamento elettromagnetico
WO1996012880A3 (en) Fuel management system
KR960018208A (ko) 내연기관용 연료분사장치
DE68927076T2 (de) Luftdurchfluss-Dosiergerät für Brennkraftmaschinen
IT8522380V0 (it) Dispositivo di controllo del flusso dei gasi di scarico nei motori a combustione interna a due tempi.
ES339749A1 (es) Un dispositivo de alimentacion de combustible liquido, paramotores de combustion interna.
IT1206004B (it) Dispositivo di alimentazione di carburante, particolarmente per motori a combustione interna, con organidi filtraggio ed emulsionamento del carburante stesso
DE59905531D1 (de) Kraftstoffeinspritzpumpe für eine Brennkraftmaschine
ATE192216T1 (de) Steuereinrichtung für eine dieselbetriebene brennkraftmaschine und eine ölheizung
IT7850835A0 (it) Dispositivo regolatore di pressione di un fluido in una conduttura ad esempio per la alimentazione di combustibile in motori a combustione interna
IT1218139B (it) Dispositivo per il comando dell'alimentazione del carburante in un motore a combustione interna,funzionante a gas e a carburante liquido
IT8522676V0 (it) Valvola di mandata per iniezione di combustibile in motori a combustione interna a ciclo diesel.

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 01/10/2005