HUT46264A - Shaft seal - Google Patents

Shaft seal

Info

Publication number
HUT46264A
HUT46264A HU863107A HU310786A HUT46264A HU T46264 A HUT46264 A HU T46264A HU 863107 A HU863107 A HU 863107A HU 310786 A HU310786 A HU 310786A HU T46264 A HUT46264 A HU T46264A
Authority
HU
Hungary
Prior art keywords
reaction chamber
pct
shafts
shaft
chamber
Prior art date
Application number
HU863107A
Other languages
English (en)
Inventor
Rudolf P Fritsch
Original Assignee
Rudolf P Fritsch
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 Rudolf P Fritsch filed Critical Rudolf P Fritsch
Publication of HUT46264A publication Critical patent/HUT46264A/hu

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/406—Sealings between relatively-moving surfaces by means of fluid by at least one pump
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/03—Pressure vessels, or vacuum vessels, having closure members or seals specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J17/00—Joints
    • B25J17/02—Wrist joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/485—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with three or more shafts provided with screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—Screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/85—Cooling
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
    • F16J15/363—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member the diaphragm or bellow being made of metal
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/904—Viscous seal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Robotics (AREA)
  • Sealing Devices (AREA)
  • Sealing Of Bearings (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Accessories For Mixers (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Steroid Compounds (AREA)
  • Disintegrating Or Milling (AREA)
  • Seal Device For Vehicle (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Lubricants (AREA)
  • Package Closures (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Treatment Of Fiber Materials (AREA)
HU863107A 1985-06-08 1986-06-04 Shaft seal HUT46264A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853520662 DE3520662A1 (de) 1985-06-08 1985-06-08 Wellendichtung fuer eine vorrichtung zur kontinuierlichen verarbeitung hochviskoser medien, insbesondere zur herstellung hochmolekularer polymere
PCT/DE1986/000231 WO1986007303A1 (en) 1985-06-08 1986-06-04 Shaft seal packing, particularly for a device for the continuous treatment of highly viscous substances

Publications (1)

Publication Number Publication Date
HUT46264A true HUT46264A (en) 1988-10-28

Family

ID=6272828

Family Applications (1)

Application Number Title Priority Date Filing Date
HU863107A HUT46264A (en) 1985-06-08 1986-06-04 Shaft seal

Country Status (12)

Country Link
US (1) US4773654A (hu)
EP (1) EP0208139B1 (hu)
JP (1) JPS63500248A (hu)
KR (1) KR870700480A (hu)
AT (1) ATE50939T1 (hu)
AU (1) AU583932B2 (hu)
BR (1) BR8606716A (hu)
DE (2) DE3520662A1 (hu)
DK (1) DK62587D0 (hu)
FI (1) FI870245A (hu)
HU (1) HUT46264A (hu)
WO (1) WO1986007303A1 (hu)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4001988C1 (hu) * 1990-01-24 1990-10-25 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
DE4001986C1 (hu) * 1990-01-24 1991-09-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
US5816697A (en) * 1995-12-05 1998-10-06 Teijin Limited Viscous liquid stirring device and a process for producing polycarbonate by using the stirring device
WO1997031766A2 (de) * 1996-02-29 1997-09-04 Fritsch, Rosemarie, I. Schneckenmaschine
DE19607663C2 (de) * 1996-02-29 1999-01-21 Fritsch Rosemarie I Compoundiermaschine
DE19607662C2 (de) * 1996-02-29 1998-02-05 Fritsch Rosemarie I Vorrichtung zum Einfärben, Entgasen, Mischen und Homogenisieren von viskosen Flüssigkeiten und Massen
JP2000505377A (ja) * 1996-02-29 2000-05-09 フリチュ、ローゼマリー イー． 多軸スクリュー機械
DE19630021A1 (de) * 1996-07-25 1998-01-29 Continental Ag Elastomerinnenmischer
US5736199A (en) * 1996-12-05 1998-04-07 Northeastern University Gating system for continuous pressure infiltration processes
DE19847103C1 (de) * 1998-10-13 1999-10-28 3 & Extruder Gmbh Maschine zum kontinuierlichen Bearbeiten von fließfähigen Materialien
CA2288479C (en) 1999-11-03 2005-03-22 John Alan Cimbura Gimbal and seal for the drivehead of a downhole rotary pump
DE10055772A1 (de) * 2000-11-10 2002-05-29 Buehler Ag Ring-Extruder-Einzug
DE10150006A1 (de) * 2001-10-11 2003-04-17 Buehler Ag Ringextruder mit teilgekappten Förderelementen im Einzugsbereich
DE10233214B4 (de) * 2002-07-22 2005-01-27 3+Extruder Gmbh Extruder zum kontinuierlichen Bearbeiten und/oder Verarbeiten von fließfähigen Materialien
US8708551B2 (en) * 2005-04-18 2014-04-29 Collette Nv Continuous granulator and method of continuous granulation of powder material
US20090194949A1 (en) * 2008-02-04 2009-08-06 Tamar Technological Development Ltd. Shaft for viscous sealant systems
JP5722393B2 (ja) * 2013-07-11 2015-05-20 ファナック株式会社 回転部にシール構造部を有する工作機械
DE102013111494A1 (de) * 2013-10-18 2015-04-23 Netzsch Pumpen & Systeme Gmbh Dichtungs- und Lagereinheit für wenigstens zwei parallel zueinander orientierte Wellen sowie Verfahren zum Trennen einer Dichtungs- und Lagereinheit von wenigstens zwei parallel zueinander orientierten Wellen
EP3403799A1 (de) * 2017-05-19 2018-11-21 Siemens Aktiengesellschaft Wellenanordnung
DE102017111275B4 (de) * 2017-05-23 2020-02-13 Gneuss Gmbh Extruderschnecke für einen Mehrschneckenextruder für die Kunststoffextrusion und Mehrschneckenextruder
CN108799104B (zh) * 2018-07-18 2024-04-02 珠海格力电器股份有限公司 泵体组件、流体机械及换热设备
CN110922581B (zh) * 2019-12-18 2022-07-08 连云港石化有限公司 一种聚氧乙烯醚的加工方法
CN111483105B (zh) * 2020-04-23 2021-09-24 合肥荣丰包装制品有限公司 Eps泡沫材料成型装置及工艺
CN111530391B (zh) * 2020-05-12 2021-10-26 安徽比特海新材料股份有限公司 一种组合式反应釜
CN112978376B (zh) * 2021-02-03 2022-11-18 丰顺县帆凯实业有限公司 一种t铁上料装置
DE102021125395A1 (de) 2021-09-30 2023-03-30 Battenfeld-Cincinnati Germany Gmbh Planetwalzenextruder zum Verarbeiten von biologisch abbaubaren Materialien und Verfahren zum Reinigen des Planetwalzenextruders

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Publication number Priority date Publication date Assignee Title
US2694256A (en) * 1945-05-14 1954-11-16 Lynch Corp Feed mechanism for printing machines
US2949321A (en) * 1957-01-26 1960-08-16 Borg Warner Mechanical seal for liquid oxygen pump
NL262464A (hu) * 1960-03-16 1900-01-01
US3199145A (en) * 1961-03-27 1965-08-10 American Enka Corp Shaft sealing system
US3154808A (en) * 1962-05-15 1964-11-03 Farrel Corp Continuous internal stiff-gel mixer
GB1012766A (en) * 1962-08-09 1965-12-08 Shell Int Research Screw extruder for extruding plastic materials
GB1088037A (en) * 1963-10-04 1967-10-18 Eastman Kodak Co Agitator shaft seal
US3407439A (en) * 1966-09-29 1968-10-29 Egan & Co Frank W Thrust bearing for rotating screw
US3848879A (en) * 1972-12-19 1974-11-19 Us Army Shaft seal
US3829067A (en) * 1973-05-07 1974-08-13 Intercole Automation Inc Apparatus for compounding rubber, elastomer, plastic and like mixes
SU596774A2 (ru) * 1976-09-01 1978-03-05 Предприятие П/Я М-5478 Устройство дл бесфакельного нагрева смазочного масла
SU766206A1 (ru) * 1979-04-20 1986-02-23 Дзержинский филиал Научно-исследовательского и конструкторского института химического машиностроения Двойное торцовое уплотнение вращающегос вала
US4355905A (en) * 1980-03-24 1982-10-26 The Dow Chemical Company Adjustable plug seal mechanism for heat transfer zone separation in hollow screws for extrusion machines
SU998799A1 (ru) * 1981-10-15 1983-02-23 Дзержинский филиал Научно-исследовательского и конструкторского института химического машиностроения Торцовое уплотнение
US4500093A (en) * 1982-08-27 1985-02-19 Ga Technologies Inc. Shaft seal system
JPS5958270A (ja) * 1982-09-27 1984-04-03 Agency Of Ind Science & Technol 高圧ガスシ−ル装置

Also Published As

Publication number Publication date
BR8606716A (pt) 1987-08-11
WO1986007303A1 (en) 1986-12-18
EP0208139B1 (de) 1990-03-14
JPS63500248A (ja) 1988-01-28
DK62587A (da) 1987-02-06
DE3669453D1 (de) 1990-04-19
ATE50939T1 (de) 1990-03-15
EP0208139A1 (de) 1987-01-14
AU583932B2 (en) 1989-05-11
US4773654A (en) 1988-09-27
DE3520662A1 (de) 1987-01-02
AU5963486A (en) 1987-01-07
FI870245A0 (fi) 1987-01-21
FI870245A (fi) 1987-01-21
KR870700480A (ko) 1987-12-29
DK62587D0 (da) 1987-02-06

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Legal Events

Date Code Title Description
DFA9 Temporary protection cancelled due to abandonment