CH612789A5 - - Google Patents

Info

Publication number
CH612789A5
CH612789A5 CH844676A CH844676A CH612789A5 CH 612789 A5 CH612789 A5 CH 612789A5 CH 844676 A CH844676 A CH 844676A CH 844676 A CH844676 A CH 844676A CH 612789 A5 CH612789 A5 CH 612789A5
Authority
CH
Switzerland
Application number
CH844676A
Inventor
Eberhard Kertscher
Original Assignee
Maillefer Sa
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 Maillefer Sa filed Critical Maillefer Sa
Priority to CH844676A priority Critical patent/CH612789A5/xx
Priority to IN942/CAL/77A priority patent/IN149498B/en
Priority to DE2728883A priority patent/DE2728883B2/de
Priority to GB26780/77A priority patent/GB1584642A/en
Priority to GB613/80A priority patent/GB1584644A/en
Priority to AT457577A priority patent/AT359575B/de
Priority to ES460231A priority patent/ES460231A1/es
Priority to FR7719997A priority patent/FR2357042A1/fr
Priority to US05/811,362 priority patent/US4165957A/en
Priority to IT50067/77A priority patent/IT1079874B/it
Priority to SE7707626A priority patent/SE458973B/xx
Priority to NL7707320A priority patent/NL7707320A/xx
Priority to JP52077957A priority patent/JPS5811046B2/ja
Priority to BR7704319A priority patent/BR7704319A/pt
Priority to CH130379A priority patent/CH620787A5/fr
Publication of CH612789A5 publication Critical patent/CH612789A5/xx
Priority to AT17280A priority patent/AT364400B/de
Priority to US06/204,755 priority patent/US4379102A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/96—Safety devices
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/154—Coating solid articles, i.e. non-hollow articles
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/039—Pre-heat
CH844676A 1976-07-01 1976-07-01 CH612789A5 (ko)

Priority Applications (17)

Application Number Priority Date Filing Date Title
CH844676A CH612789A5 (ko) 1976-07-01 1976-07-01
IN942/CAL/77A IN149498B (ko) 1976-07-01 1977-06-23
DE2728883A DE2728883B2 (de) 1976-07-01 1977-06-27 Vorrichtung zur Herstellung eines Kunststoff isolierten elektrischen Drahtes
GB26780/77A GB1584642A (en) 1976-07-01 1977-06-27 Rapparatus for manufacturing electric wire having wire-enamel-type insulation
GB613/80A GB1584644A (en) 1976-07-01 1977-06-27 Method for manufacturing electric wire having wireenamel-type insulation
AT457577A AT359575B (de) 1976-07-01 1977-06-28 Vorrichtung zur herstellung eines isolierten elektrischen drahtes
FR7719997A FR2357042A1 (fr) 1976-07-01 1977-06-29 Procede et installation pour la fabrication d'un fil electrique isole du genre fil emaille
ES460231A ES460231A1 (es) 1976-07-01 1977-06-29 Procedimiento e instalacion para la fabricacion de un hilo electrico aislado del tipo de hilo esmaltado.
US05/811,362 US4165957A (en) 1976-07-01 1977-06-29 Apparatus for manufacturing electric wire having wire-enamel-type insulation
IT50067/77A IT1079874B (it) 1976-07-01 1977-06-30 Procedimento e apparecchiatura per la fabbricazione di un filo elettrico isolato del tipo del filo smaltato
SE7707626A SE458973B (sv) 1976-07-01 1977-06-30 Anordning foer kontinuerlig framstaellning av en medtunn konsthartsisolering foersedd elektrisk lindningstraad samt anvaendning av anordningen
NL7707320A NL7707320A (nl) 1976-07-01 1977-07-01 Werkwijze en inrichting voor de vervaardiging van een geisoleerde elektrische draad van het geemailleerde draadtype.
JP52077957A JPS5811046B2 (ja) 1976-07-01 1977-07-01 エナメル線型の絶縁電線の製造法及びこれに用いる装置
BR7704319A BR7704319A (pt) 1976-07-01 1977-07-01 Processo e instalacao para a fabricacao de um fio eletrico isolado do tipo fio esmaltado
CH130379A CH620787A5 (ko) 1976-07-01 1979-02-09
AT17280A AT364400B (de) 1976-07-01 1980-01-14 Verfahren zur herstellung eines isolierten elektrischen drahtes
US06/204,755 US4379102A (en) 1976-07-01 1980-11-06 Method for manufacturing electric wire having wire-enamel-type insulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH844676A CH612789A5 (ko) 1976-07-01 1976-07-01

Publications (1)

Publication Number Publication Date
CH612789A5 true CH612789A5 (ko) 1979-08-15

Family

ID=4340481

Family Applications (2)

Application Number Title Priority Date Filing Date
CH844676A CH612789A5 (ko) 1976-07-01 1976-07-01
CH130379A CH620787A5 (ko) 1976-07-01 1979-02-09

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH130379A CH620787A5 (ko) 1976-07-01 1979-02-09

Country Status (13)

Country Link
US (2) US4165957A (ko)
JP (1) JPS5811046B2 (ko)
AT (1) AT359575B (ko)
BR (1) BR7704319A (ko)
CH (2) CH612789A5 (ko)
DE (1) DE2728883B2 (ko)
ES (1) ES460231A1 (ko)
FR (1) FR2357042A1 (ko)
GB (2) GB1584644A (ko)
IN (1) IN149498B (ko)
IT (1) IT1079874B (ko)
NL (1) NL7707320A (ko)
SE (1) SE458973B (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2638763A1 (de) * 1976-07-01 1978-01-05 Maillefer Sa Verfahren zur herstellung von wickeldraehten durch extrusion von thermoplasten
EP0024674A1 (de) * 1979-09-01 1981-03-11 Dr. Beck & Co. AG Verfahren zur Herstellung isolierter Wickeldrähte durch Aufextrudieren von Polyethylenterephtalat
EP0030717A1 (de) * 1979-12-18 1981-06-24 Dr. Beck & Co. AG Verfahren zur Herstellung von Wickeldrähten durch Extrusion von Thermoplasten

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911269C2 (de) * 1979-03-22 1982-12-09 Dr. Beck & Co Ag, 2000 Hamburg Verwendung von Thermoplasten zur Herstellung von isolierten Wickeldrähten im Extrusionsverfahren
DE2912499A1 (de) * 1979-03-29 1980-10-09 Kabel & Lackdrahtfab Gmbh Isolierverfahren und -vorrichtung
US4341509A (en) * 1979-06-08 1982-07-27 Carlisle Corporation Crosshead extrusion die
JPS5699914A (en) * 1979-12-27 1981-08-11 Beck & Co Ag Dr Method of manufacturing directly soldable insulated coil
CA1148317A (en) * 1980-06-17 1983-06-21 Phillips Cables Limited Extrusion of insulating plastic
US4295812A (en) * 1980-06-18 1981-10-20 Crompton & Knowles Corporation Ribbon cable extrusion crosshead
US4300878A (en) * 1980-08-27 1981-11-17 The Firestone Tire & Rubber Company Extrusion die for forming composite rubber-cord strip
US4826706A (en) * 1981-04-29 1989-05-02 Phelps Dodge Industries, Inc. Method and apparatus for manufacturing magnet wire
US4521173A (en) * 1981-04-29 1985-06-04 Phelps Dodge Magnet Wire Co. Apparatus for manufacturing magnet wire
DE3145918A1 (de) * 1981-11-19 1983-05-26 Dr. Beck & Co Ag, 2000 Hamburg Verfahren zur impraegnierung umsponnener draehte mit litzen durch extrusion von thermoplasten.
US4478778A (en) * 1981-12-18 1984-10-23 Amp Incorporated Method of manufacturing flat peelable cable
JPS58100944U (ja) * 1981-12-28 1983-07-09 日東電工株式会社 コンクリ−ト打設用組立型枠
JPS5950506B2 (ja) * 1982-02-18 1984-12-08 古河電気工業株式会社 ポリオレフイン系樹脂成形体の製造方法
DE3209357A1 (de) * 1982-03-15 1983-09-15 Fa. Winfried Meister, 5600 Wuppertal Verfahren und vorrichtung zum herstellen von fugenbaendern mit in querrichtung zur bandlaengsachse verlaufenden, eingeschlossenen versteifungsprofilen
DE3227933A1 (de) * 1982-07-27 1984-02-02 Dr. Beck & Co Ag, 2000 Hamburg Verfahren zur beschichtung von metalldraehten unter verwendung von polyethersulfonen
IT1157134B (it) * 1982-12-10 1987-02-11 Saiag Spa Procedimento ed apparecchiatura per realizzare mediante estrusione continua un trafilato in particolare una guarnizione di tenuta per carrozzerie di autoveicoli presentante successivi tratti di lunghezze predeterminate aventi ciascuno una rispettiva sezione prestabilita e trafilato ottenuto con tale procedimento
GB2133737B (en) * 1983-01-15 1986-10-15 Plessey Co Plc Improvements relating to the manufacture of magnetic sensing optical devices
EP0128134B1 (de) * 1983-06-01 1988-11-23 Rosendahl Maschinen Gesellschaft m.b.H. Querspritzkopf zur Kabelummantelung
US4585407A (en) * 1983-10-03 1986-04-29 Pirelli Cable Corporation Guide for electric cable insulation extrusion head
US4521363A (en) * 1984-01-23 1985-06-04 Essex Group, Inc. Extrusion of a plastic coating about a strand
US4587133A (en) * 1984-04-06 1986-05-06 Northern Telecom Limited Production of insulated electrical conductors
US4606870A (en) * 1984-07-25 1986-08-19 Essex Group, Inc. Preparing magnet wire having electron beam curable wire enamels
US4658623A (en) * 1984-08-22 1987-04-21 Blanyer Richard J Method and apparatus for coating a core material with metal
IT1197020B (it) * 1986-07-29 1988-11-25 Fare Spa Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi
US5246752A (en) * 1986-08-18 1993-09-21 Technicon Instruments Corporation Method and apparatus for drawing thermoplastic tubing
US4857247A (en) * 1986-08-18 1989-08-15 Technicon Instruments Corporation Method for drawing thermoplastic tubing
DE3802049A1 (de) * 1987-07-08 1989-01-19 Soplar Sa Koextrusionsvorrichtung
JPH02148331U (ko) * 1988-11-28 1990-12-17
US5185116A (en) * 1989-09-29 1993-02-09 E. I. Du Pont De Nemours And Company Preparing shaped structure of polyarylate copolymers having high tensile elongation at break
US5031568A (en) * 1989-10-30 1991-07-16 Milliman James A Tapered die assembly and elements thereof
FR2673568A1 (fr) * 1991-03-08 1992-09-11 Atochem Dispositif pour extrudeuse permettant le gainage d'au moins deux ames par un materiau de meme nature. procede de gainage en resultant.
US5316583A (en) * 1991-11-06 1994-05-31 Milliman James A Cross-head die with improved flow distribution
US5316706A (en) * 1992-08-05 1994-05-31 Advanced Cardiovascular Systems Method of manufacturing jointless catheter
US5544403A (en) * 1994-06-10 1996-08-13 Milliman; James A. Method for removing elements from bore of cross-head die body
US5565218A (en) * 1996-01-03 1996-10-15 Brown; Jearl D. Center shot extrusion head for coating wire
FR2745417B1 (fr) * 1996-02-23 1998-05-15 Fileca Foptica Procede et installation de fabrication de cables electriques isoles a revetement mince
US5804222A (en) * 1997-04-29 1998-09-08 Brown; Jearl D. Co-extrusion head for coating wire
DE19731276A1 (de) * 1997-07-22 1999-01-28 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Anschlußgarnitur für Leuchtstofflampen
US6649548B1 (en) 1998-10-02 2003-11-18 Kimberly-Clark Worldwide, Inc. Nonwoven web and film laminate with improved strength and method of making the same
WO2001016228A1 (en) 1999-09-01 2001-03-08 Exxon Chemical Patents Inc. Breathable films and method for making
EP1166988B1 (en) * 2000-06-21 2003-10-29 Orac NV Method and installation for applying a relief decoration to elongate members
US7708920B2 (en) * 2001-02-15 2010-05-04 Integral Technologies, Inc. Conductively doped resin moldable capsule and method of manufacture
MXPA03005530A (es) * 2003-06-17 2003-09-23 Coraza Ind S A De C V Metodo y aparato para la fabricacion de molduras decorativas.
FI120823B (fi) 2007-12-10 2010-03-31 Maillefer Sa Järjestely suulakepuristusvälineiden yhteydessä
US9818507B1 (en) 2013-10-02 2017-11-14 The Florida State University Research Foundation, Inc. Shrink tube insulation apparatus
DE102013017147A1 (de) * 2013-10-16 2015-04-16 Gea Refrigeration Germany Gmbh Verdichter
CN104626460A (zh) * 2015-02-09 2015-05-20 东莞市瀛通电线有限公司 一种基于plc控制的双色螺旋注条机及其注条方法
CN107123491A (zh) * 2017-03-23 2017-09-01 重庆泰山电缆有限公司 一种电缆涂覆填充装置

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
CA458383A (en) * 1949-07-26 Arthur Burrows Lawton Extrusion of synthetic polymeric materials
US2386818A (en) * 1942-12-12 1945-10-16 Olin Ind Inc Coating method and apparatus
US2943351A (en) * 1956-05-08 1960-07-05 Western Electric Co Methods of and apparatus for extruding plastic materials
US3071809A (en) * 1960-05-09 1963-01-08 Western Electric Co Methods of and apparatus for extruding plastic materials
JPS4419274B1 (ko) * 1965-03-30 1969-08-21
NL6910454A (ko) * 1968-08-02 1970-02-04
US3551200A (en) * 1968-09-18 1970-12-29 Raychem Corp Electrical component insulated by poly(1,12 dodecamethylene pyromellitimide) or poly(1,13 tridecamethylene pyromellitimide)
US3669738A (en) * 1969-05-28 1972-06-13 Carborundum Co Polyester coated wire
US3803103A (en) * 1969-08-25 1974-04-09 Raychem Corp Polyimides from dimer diamines and electrical insulation
US3674627A (en) * 1970-06-10 1972-07-04 Du Pont Insulated electrical conductor
US3860686A (en) * 1972-06-07 1975-01-14 Western Electric Co Method of and apparatus for extruding plastic materials
JPS559767B2 (ko) * 1972-11-11 1980-03-12
US4053269A (en) * 1973-03-14 1977-10-11 Sidney Levy Apparatus for forming a composite tape
US3986477A (en) * 1974-03-11 1976-10-19 The General Engineering Co. (Radcliffe) Ltd. Wire coating apparatus
DE2424364B2 (de) * 1974-05-16 1980-03-06 Ikegai Tekko K.K., Tokio Verfahren und Vorrichtung zum vernetzenden Formpressen von hochmolekularen Stoffen
US4076477A (en) * 1975-12-08 1978-02-28 Grandview Industries Limited Multiple extrusion apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2638763A1 (de) * 1976-07-01 1978-01-05 Maillefer Sa Verfahren zur herstellung von wickeldraehten durch extrusion von thermoplasten
EP0024674A1 (de) * 1979-09-01 1981-03-11 Dr. Beck & Co. AG Verfahren zur Herstellung isolierter Wickeldrähte durch Aufextrudieren von Polyethylenterephtalat
EP0030717A1 (de) * 1979-12-18 1981-06-24 Dr. Beck & Co. AG Verfahren zur Herstellung von Wickeldrähten durch Extrusion von Thermoplasten

Also Published As

Publication number Publication date
US4165957A (en) 1979-08-28
DE2728883A1 (de) 1978-01-05
GB1584644A (en) 1981-02-18
ES460231A1 (es) 1978-04-16
GB1584642A (en) 1981-02-18
SE458973B (sv) 1989-05-22
ATA457577A (de) 1980-04-15
BR7704319A (pt) 1978-04-18
CH620787A5 (ko) 1980-12-15
AT359575B (de) 1980-11-25
FR2357042B1 (ko) 1982-12-10
SE7707626L (sv) 1978-01-02
JPS5811046B2 (ja) 1983-03-01
DE2728883B2 (de) 1979-07-12
NL7707320A (nl) 1978-01-03
IN149498B (ko) 1981-12-26
JPS534874A (en) 1978-01-17
IT1079874B (it) 1985-05-13
US4379102A (en) 1983-04-05
FR2357042A1 (fr) 1978-01-27

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