BR8604768A - Condensador - Google Patents

Condensador

Info

Publication number
BR8604768A
BR8604768A BR8604768A BR8604768A BR8604768A BR 8604768 A BR8604768 A BR 8604768A BR 8604768 A BR8604768 A BR 8604768A BR 8604768 A BR8604768 A BR 8604768A BR 8604768 A BR8604768 A BR 8604768A
Authority
BR
Brazil
Prior art keywords
headers
condenser
tubes
fluid
inches
Prior art date
Application number
BR8604768A
Other languages
English (en)
Portuguese (pt)
Inventor
Leon Arnold Guntly
Original Assignee
Modine Mfg Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27120095&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8604768(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Modine Mfg Co filed Critical Modine Mfg Co
Publication of BR8604768A publication Critical patent/BR8604768A/pt

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05366Assemblies of conduits connected to common headers, e.g. core type radiators
    • F28D1/05383Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00Evaporators; Condensers
    • F25B39/04Condensers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0477Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • F28D1/0478Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag the conduits having a non-circular cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00Tubular elements; Assemblies of tubular elements
    • F28F1/02Tubular elements of cross-section which is non-circular
    • F28F1/022Tubular elements of cross-section which is non-circular with multiple channels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/025Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02Header boxes; End plates
    • F28F9/0243Header boxes having a circular cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00Problems to be solved
    • F25B2500/01Geometry problems, e.g. for reducing size
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0084Condensers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2260/00Heat exchangers or heat exchange elements having special size, e.g. microstructures
    • F28F2260/02Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Switches With Compound Operations (AREA)
  • Catching Or Destruction (AREA)
  • Power Steering Mechanism (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
BR8604768A 1985-10-02 1986-10-02 Condensador BR8604768A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78308785A 1985-10-02 1985-10-02
US90269786A 1986-09-05 1986-09-05

Publications (1)

Publication Number Publication Date
BR8604768A true BR8604768A (pt) 1987-06-30

Family

ID=27120095

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8604768A BR8604768A (pt) 1985-10-02 1986-10-02 Condensador

Country Status (9)

Country Link
EP (2) EP0219974B1 (de)
JP (1) JPS62175588A (de)
KR (1) KR950007282B1 (de)
AT (2) ATE160441T1 (de)
BR (1) BR8604768A (de)
CA (1) CA1317772C (de)
DE (2) DE3650658T2 (de)
ES (1) ES2002789A6 (de)
MX (1) MX167593B (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1317772C (en) * 1985-10-02 1993-05-18 Leon A. Guntly Condenser with small hydraulic diameter flow path
US4688311A (en) * 1986-03-03 1987-08-25 Modine Manufacturing Company Method of making a heat exchanger
DE3765875D1 (de) * 1986-07-29 1990-12-06 Showa Aluminium Co Ltd Verfluessiger.
US4936379A (en) * 1986-07-29 1990-06-26 Showa Aluminum Kabushiki Kaisha Condenser for use in a car cooling system
US5482112A (en) * 1986-07-29 1996-01-09 Showa Aluminum Kabushiki Kaisha Condenser
US5458190A (en) * 1986-07-29 1995-10-17 Showa Aluminum Corporation Condenser
US5190100B1 (en) * 1986-07-29 1994-08-30 Showa Aluminum Corp Condenser for use in a car cooling system
US5246064A (en) * 1986-07-29 1993-09-21 Showa Aluminum Corporation Condenser for use in a car cooling system
JPH0544679Y2 (de) * 1988-07-12 1993-11-12
DE3843306A1 (de) * 1988-12-22 1990-06-28 Thermal Waerme Kaelte Klima Flachrohrverfluessiger fuer ein kaeltemittel einer fahrzeugklimaanlage
DE3918312A1 (de) * 1988-12-22 1990-12-06 Thermal Waerme Kaelte Klima Flachrohrverfluessiger, herstellungsverfahren und anwendung
DE3843305A1 (de) * 1988-12-22 1990-06-28 Thermal Waerme Kaelte Klima Verfluessiger fuer ein kaeltemittel einer fahrzeugklimaanlage
DE3923936C2 (de) * 1989-07-19 1996-07-11 Laengerer & Reich Kuehler Wärmeaustauscher, insbesondere Ölkühler
JPH0363497A (ja) * 1989-07-28 1991-03-19 Matsushita Refrig Co Ltd 伝熱管
US5099576A (en) * 1989-08-29 1992-03-31 Sanden Corporation Heat exchanger and method for manufacturing the heat exchanger
US5197539A (en) * 1991-02-11 1993-03-30 Modine Manufacturing Company Heat exchanger with reduced core depth
WO1992015833A1 (en) * 1991-03-11 1992-09-17 Modine Manufacturing Company Condenser with small hydraulic diameter flow path
US6016864A (en) * 1996-04-19 2000-01-25 Heatcraft Inc. Heat exchanger with relatively flat fluid conduits
EP1223391B8 (de) 1996-12-25 2005-12-21 Calsonic Kansei Corporation Kondensatoraufbaustruktur
DE19845336A1 (de) 1998-10-01 2000-04-06 Behr Gmbh & Co Mehrkanal-Flachrohr
GB2346680A (en) 1999-02-11 2000-08-16 Llanelli Radiators Ltd Condenser
EP1065454A1 (de) 1999-07-02 2001-01-03 Modine Manufacturing Company Luftgekühlter Kondensator
DE10025486A1 (de) 2000-05-23 2001-11-29 Behr Gmbh & Co Wärmeübertragerblock
DE10054158A1 (de) 2000-11-02 2002-05-08 Behr Gmbh Mehrkammerrohr mit kreisförmigen Strömungskanälen
JP2002318086A (ja) * 2001-04-16 2002-10-31 Japan Climate Systems Corp 熱交換器用チューブ
ES2266331T3 (es) 2001-04-28 2007-03-01 BEHR GMBH & CO. KG Tubo plano multicamara plegado.
DE50205000D1 (de) 2001-06-07 2005-12-29 Behr Gmbh & Co Kg Rippe, Rohr und Wärmetauscher
DE10137907A1 (de) 2001-08-02 2003-02-20 Modine Mfg Co Luftgekühlte Wärmeübertragungsanordnung
DE10212249A1 (de) * 2002-03-20 2003-10-02 Behr Gmbh & Co Wärmetauscher und Kühlsytem
DE20208337U1 (de) * 2002-05-28 2003-10-16 Thermo King Deutschland GmbH, 68766 Hockenheim Anordnung zum Klimatisieren eines Fahrzeugs
DE10223712C1 (de) * 2002-05-28 2003-10-30 Thermo King Deutschland Gmbh Anordnung zum Klimatisieren eines Fahrzeugs
FR2846733B1 (fr) 2002-10-31 2006-09-15 Valeo Thermique Moteur Sa Condenseur, notamment pour un circuit de cimatisation de vehicule automobile, et circuit comprenant ce condenseur
EP1503164B1 (de) * 2003-07-28 2019-05-01 Mahle Behr France Rouffach S.A.S Wärmeübertrager
GB0326443D0 (en) 2003-11-13 2003-12-17 Calsonic Kansei Uk Ltd Condenser
WO2008064257A2 (en) 2006-11-22 2008-05-29 Johnson Controls Technology Company Method for brazing and hot forming a multichannel heat exchanger, the hot forming using the heating energy of the brazing step
WO2008064263A2 (en) 2006-11-22 2008-05-29 Johnson Controls Technology Company Multi-block circuit multichannel heat exchanger
DE102006062261A1 (de) * 2006-12-22 2008-06-26 Konvekta Ag Klimaanlage für Fahrzeuge mit Wärmetauschereinheit mit mindestens einem nicht modular zusammengesetzten Wärmetauscher
US8166776B2 (en) 2007-07-27 2012-05-01 Johnson Controls Technology Company Multichannel heat exchanger
US20090025405A1 (en) 2007-07-27 2009-01-29 Johnson Controls Technology Company Economized Vapor Compression Circuit
US8234881B2 (en) 2008-08-28 2012-08-07 Johnson Controls Technology Company Multichannel heat exchanger with dissimilar flow
US8439104B2 (en) 2009-10-16 2013-05-14 Johnson Controls Technology Company Multichannel heat exchanger with improved flow distribution
KR20130065174A (ko) * 2011-12-09 2013-06-19 현대자동차주식회사 차량용 열교환기
DE102015210231A1 (de) * 2015-06-03 2016-12-08 Bayerische Motoren Werke Aktiengesellschaft Wärmetauscher für ein Kühlsystem, Kühlsystem sowie Baugruppe
WO2017004061A1 (en) * 2015-06-29 2017-01-05 Carrier Corporation Microtube heat exchanger
CN113091380A (zh) * 2020-01-08 2021-07-09 青岛海尔电冰箱有限公司 冷凝系统及冰箱

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1768258A (en) * 1927-07-21 1930-06-24 Robert L King Condenser
US1958226A (en) * 1932-04-06 1934-05-08 Fedders Mfg Co Inc Condenser for refrigerating apparatus
US2136641A (en) * 1936-12-21 1938-11-15 Gen Motors Corp Refrigerating apparatus
CH221087A (fr) * 1939-12-15 1942-05-15 Morris Motors Ltd Réfrigérant pour liquides.
US2373218A (en) * 1942-11-11 1945-04-10 Modine Mfg Co Oil cooler tube
JPS432682Y1 (de) * 1964-12-28 1968-02-03
US3457990A (en) * 1967-07-26 1969-07-29 Union Carbide Corp Multiple passage heat exchanger utilizing nucleate boiling
US3486489A (en) * 1968-02-12 1969-12-30 Modine Mfg Co Oil cooler
US3907032A (en) * 1971-04-27 1975-09-23 United Aircraft Prod Tube and fin heat exchanger
JPS4849054A (de) * 1971-10-22 1973-07-11
JPS49114145A (de) * 1973-03-09 1974-10-31
JPS5149642U (de) * 1974-10-11 1976-04-14
JPS6049837B2 (ja) * 1976-06-02 1985-11-05 日立電線株式会社 凝縮器用伝熱管
US4190105A (en) * 1976-08-11 1980-02-26 Gerhard Dankowski Heat exchange tube
US4159034A (en) * 1977-05-12 1979-06-26 Modine Manufacturing Company Weldment heat exchanger
GB1559318A (en) * 1977-08-12 1980-01-16 Hammond J A Heat recovery
JPS5485461A (en) * 1977-12-21 1979-07-07 Furukawa Metals Co Insideegrooved heat transfer tube
GB1601954A (en) * 1978-05-15 1981-11-04 Covrad Ltd Heat exchanger
JPS564834A (en) * 1979-06-25 1981-01-19 Fujitsu Ltd Photo detection control system by light pen
JPS592715Y2 (ja) * 1979-06-27 1984-01-25 製鉄化学工業株式会社 内装コンテナ−
GB2058324B (en) * 1979-09-14 1983-11-02 Hisaka Works Ltd Surface condenser
GB2059562B (en) * 1979-09-21 1983-11-16 Berti P M Liquid-type evaporator
JPS6324395Y2 (de) * 1980-04-09 1988-07-04
JPS5913877B2 (ja) * 1980-06-03 1984-04-02 グンゼ株式会社 自動縫製方法
JPS5766389U (de) * 1980-10-06 1982-04-20
JPS57198992A (en) * 1981-05-29 1982-12-06 Tsuchiya Mfg Co Ltd Manufacture of flat tube type heat exchanger
JPS5837465A (ja) * 1981-08-31 1983-03-04 株式会社デンソー 冷媒蒸発器
JPS58169386U (ja) * 1982-04-30 1983-11-11 三菱重工業株式会社 伝熱管
JPS58221390A (ja) * 1982-06-18 1983-12-23 Nippon Denso Co Ltd 熱交換器
JPS5913877U (ja) 1982-07-13 1984-01-27 株式会社デンソー 熱交換器
US4569390A (en) * 1982-09-24 1986-02-11 Knowlton Bryce H Radiator assembly
JPS5971084U (ja) * 1982-10-29 1984-05-14 株式会社神戸製鋼所 内面溝付き伝熱管
JPS59129392A (ja) * 1983-01-10 1984-07-25 Nippon Denso Co Ltd 熱交換器
JPS59129392U (ja) * 1983-02-17 1984-08-30 シャープ株式会社 サ−ボモ−タの制御回路
JPS59205591A (ja) * 1983-05-09 1984-11-21 Nippon Denso Co Ltd 熱交換器
JPS6091977U (ja) * 1983-11-28 1985-06-24 住友軽金属工業株式会社 熱交換器
CA1317772C (en) * 1985-10-02 1993-05-18 Leon A. Guntly Condenser with small hydraulic diameter flow path
US4688311A (en) * 1986-03-03 1987-08-25 Modine Manufacturing Company Method of making a heat exchanger

Also Published As

Publication number Publication date
EP0583851B1 (de) 1997-11-19
KR950007282B1 (ko) 1995-07-07
DE3650658D1 (de) 1998-01-02
DE3650648D1 (de) 1997-10-30
EP0583851A3 (de) 1994-03-09
EP0219974B1 (de) 1996-11-06
EP0219974A3 (de) 1989-08-02
CA1317772C (en) 1993-05-18
ES2002789A6 (es) 1988-10-01
EP0219974A2 (de) 1987-04-29
DE3650658T2 (de) 1998-05-14
MX167593B (es) 1993-03-31
DE3650648T2 (de) 1999-04-15
ATE145051T1 (de) 1996-11-15
ATE160441T1 (de) 1997-12-15
KR880004284A (ko) 1988-06-03
EP0583851A2 (de) 1994-02-23
JPH0587752B2 (de) 1993-12-17
JPS62175588A (ja) 1987-08-01

Similar Documents

Publication Publication Date Title
BR8604768A (pt) Condensador
FR2393258B1 (de)
KR840007131A (ko) 증기 터어빈의 재열장치
BR9909837A (pt) Passagem melhorada para um evaporador
UA26096C2 (uk) Пристрій для передачі еhергії тиску від одhого потоку плиhhого середовища до другого
NO842508L (no) Hoeytrykkskobling for stroemningsledning.
SE8406132L (sv) Vermevexlare
ATE106134T1 (de) Wärmeaustauscherschlange mit mehreren rohrdurchmessern.
DE59705743D1 (de) Rohrblock-Wärmeübertrager
EP0129257A3 (de) Wärmetauscher
SE9401071D0 (sv) Enligt fallande films princip fungerande indunstningsapparat
ES8306857A1 (es) "un evaporador de expansion directa, particularmente para la refrigeracion de agua".
DE59000028D1 (de) Rohrverbindung zwischen zwei stumpf miteinander zu verbindenden rohrenden.
RU1773824C (ru) Пересыпное устройство
FR2423733A1 (fr) Panneau d'echange thermique
FR2592595A1 (fr) Dispositif de distribution avec repartition controlee d'un fluide sur une surface d'accueil.
FR2436325A1 (fr) Dispositif de croisement double pour tuyaux
JPS576295A (en) Heat pipe with multipipe heat-insulating part
EP0201233A3 (de) Vorrichtung zum Fixieren von Farben
ATE71198T1 (de) Rohrverbindung zwischen zwei stumpf miteinander zu verbindenden rohrenden.
SE8302440D0 (sv) Kollektor
FR2453355A1 (fr) Evaporateur tubulaire a recirculation
IT1102058B (it) Disegno di piastra assorbitrice solare
SE9302211D0 (sv) Vaermevaexlare
TH21588A (th) "อุปกรณ์นำทางการไหลที่มีท่อนำทางที่มีผิวหน้าเป็นรูตะแกรง"

Legal Events

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

Free format text: PATENTE EXTINTA EM 02/10/2001