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DE1127575B - Extruder-Breitschlitzduese - Google Patents

Extruder-Breitschlitzduese

Info

Publication number
DE1127575B
DE1127575B DEH34043A DEH0034043A DE1127575B DE 1127575 B DE1127575 B DE 1127575B DE H34043 A DEH34043 A DE H34043A DE H0034043 A DEH0034043 A DE H0034043A DE 1127575 B DE1127575 B DE 1127575B
Authority
DE
Germany
Prior art keywords
slot nozzle
wide slot
extruder
extruder wide
nozzle
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DEH34043A
Other languages
English (en)
Inventor
Rudolf Barainsky
Gottfried Sander
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hagedorn & Co AG A
Original Assignee
Hagedorn & Co AG A
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 to BE570608D priority Critical patent/BE570608A/xx
Priority to NL129548D priority patent/NL129548C/xx
Priority to BE593902D priority patent/BE593902A/xx
Priority to NL113660D priority patent/NL113660C/xx
Priority to NL230731D priority patent/NL230731A/xx
Priority to NL253458D priority patent/NL253458A/xx
Priority to LU36357D priority patent/LU36357A1/xx
Priority to DEH31007A priority patent/DE1052673B/de
Application filed by Hagedorn & Co AG A filed Critical Hagedorn & Co AG A
Priority to DEH34043A priority patent/DE1127575B/de
Priority to GB26439/58A priority patent/GB894335A/en
Priority to CH345152D priority patent/CH345152A/de
Priority to SE786658A priority patent/SE210990C1/sv
Priority to FR1201917D priority patent/FR1201917A/fr
Priority to DEH39590A priority patent/DE1194125B/de
Priority to GB21958/60A priority patent/GB929629A/en
Priority to LU38868D priority patent/LU38868A1/xx
Priority to CH762460A priority patent/CH363796A/de
Priority to FR835301A priority patent/FR78241E/fr
Publication of DE1127575B publication Critical patent/DE1127575B/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29B7/484—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 two shafts provided with screws, e.g. one screw being shorter than the other
    • 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
    • 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
    • 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
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Description

Anmelder:
A. Hagedorn & Co. Aktiengesellschaft,
Osnabrück, Lotter Str. 95/96
Rudolf Barainsky, Osnabrück,
und Gottfried Sander, Nahne (Kr. Osnabrück),
sind als Erfinder genannt worden
Umfang einer Welle mit Abstand verteilten, sich über die gesamte Länge der Welle erstreckenden Reihen von Stiften ausgebildet ist.
2. Düse nach Anspruch 1, dadurch gekennzeichnet, daß die Reihen der Stifte umfangsmäßig so zueinander versetzt sind, daß möglichst alle Zonen im Innern der Düse, in ihrer Längsrichtung gesehen, von den Stiften beaufschlagt werden.
3. Düse nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Stifte auf der Welle radial abstehend angeordnet sind.
In Betracht gezogene Druckschriften:
Deutsche Patentschriften Nr. 586 021, 834139;
französische Patentschrift Nr. 1146 742;
britische Patentschriften Nr. 410168, 682 543.
Hierzu 1 Blatt Zeichnungen

Claims (1)

Patentansprüche:
1. Extruder-Breitschlitzdüse nach Patent 1052 673, dadurch gekennzeichnet, daß das Rührwerk mit den Rührwerkzeugen als auf dem Extruder-Breitschlitzdüse
Zusatz zum Patent 1 052 673
DEH34043A 1957-08-29 1958-08-09 Extruder-Breitschlitzduese Pending DE1127575B (de)

Priority Applications (18)

Application Number Priority Date Filing Date Title
BE570608D BE570608A (de) 1957-08-29
NL129548D NL129548C (de) 1957-08-29
BE593902D BE593902A (de) 1957-08-29
NL113660D NL113660C (de) 1957-08-29
NL230731D NL230731A (de) 1957-08-29
NL253458D NL253458A (de) 1957-08-29
LU36357D LU36357A1 (de) 1957-08-29
DEH31007A DE1052673B (de) 1957-08-29 1957-08-29 Breitschlitzduese zur Herstellung von Folien und Platten aus thermoplastischen Kunststoffen
DEH34043A DE1127575B (de) 1957-08-29 1958-08-09 Extruder-Breitschlitzduese
GB26439/58A GB894335A (en) 1957-08-29 1958-08-18 A die for making films and sheets of thermoplastic synthetic substances
CH345152D CH345152A (de) 1957-08-29 1958-08-22 Breitschlitzdüse zur Herstellung von Folien und Platten aus thermoplastischen Kunststoffen
SE786658A SE210990C1 (de) 1957-08-29 1958-08-26
FR1201917D FR1201917A (fr) 1957-08-29 1958-08-29 Ajutage à fente longitudinale pour l'extrudage d'éléments, notamment en matières plastiques
DEH39590A DE1194125B (de) 1957-08-29 1960-06-02 Extruder-Breitschlitzduese zum Auspressen von Folien oder Platten aus Schmelzen von hochviskosen, thermoplastischen Kunststoff-massen
GB21958/60A GB929629A (en) 1957-08-29 1960-06-23 Improvements in and relating to sheeting dies
LU38868D LU38868A1 (de) 1957-08-29 1960-06-23
CH762460A CH363796A (de) 1957-08-29 1960-07-04 Breitschlitzdüse zur Herstellung von Folien und Platten aus thermoplastischen Kunststoffen
FR835301A FR78241E (fr) 1957-08-29 1960-08-08 Ajutage à fente longitudinale pour l'extrudage d'éléments notamment en matières plastiques

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEH31007A DE1052673B (de) 1957-08-29 1957-08-29 Breitschlitzduese zur Herstellung von Folien und Platten aus thermoplastischen Kunststoffen
DEH34043A DE1127575B (de) 1957-08-29 1958-08-09 Extruder-Breitschlitzduese

Publications (1)

Publication Number Publication Date
DE1127575B true DE1127575B (de) 1962-04-12

Family

ID=25979456

Family Applications (2)

Application Number Title Priority Date Filing Date
DEH31007A Pending DE1052673B (de) 1957-08-29 1957-08-29 Breitschlitzduese zur Herstellung von Folien und Platten aus thermoplastischen Kunststoffen
DEH34043A Pending DE1127575B (de) 1957-08-29 1958-08-09 Extruder-Breitschlitzduese

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DEH31007A Pending DE1052673B (de) 1957-08-29 1957-08-29 Breitschlitzduese zur Herstellung von Folien und Platten aus thermoplastischen Kunststoffen

Country Status (8)

Country Link
BE (2) BE570608A (de)
CH (2) CH345152A (de)
DE (2) DE1052673B (de)
FR (1) FR1201917A (de)
GB (2) GB894335A (de)
LU (2) LU38868A1 (de)
NL (4) NL129548C (de)
SE (1) SE210990C1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123859A (en) * 1961-03-27 1964-03-10 Barainsky
US3137895A (en) * 1961-09-25 1964-06-23 Hagedorn & Co Ag A Rotating attachment for extruding apparatus
DE1232335B (de) 1961-09-25 1967-01-12 Hagedorn & Co Ag A Extruder-Breitschlitzduese zur Herstellung von Folien oder Platten aus Schmelzen von hochviskosen thermoplastischen Kunststoffmassen
GB1094035A (en) * 1964-03-23 1967-12-06 Kawasaki Kokuki Kogyo Kabushik Improvements in or relating to a plastics extruder
US5234330A (en) * 1991-06-14 1993-08-10 Eastman Kodak Company Dies

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE586021C (de) * 1933-10-14 Kalle & Co Ag Verfahren zur Herstellung von Folien aus regenerierter Cellulose mit gemusterter Oberflaeche
GB410168A (en) * 1932-11-10 1934-05-10 British Celanese Improvements in extrusion apparatus
DE834139C (de) * 1950-04-18 1952-03-17 Phrix Werke Ag Schlitzduese zum Giessen von Folien
GB682543A (en) * 1950-04-17 1952-11-12 Ici Ltd The production of extruded sheets, films and the like of organic thermoplastic material
FR1146742A (fr) * 1955-02-23 1957-11-14 Du Pont Perfectionnements aux appareils d'extrusion

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE436163A (de) * 1938-08-30 1900-01-01
DE713403C (de) * 1938-08-30 1941-11-06 Kalle & Co Akt Ges Vorrichtung zum Verspinnen hochviscoser Massen zur Herstellung von Folien
DE842402C (de) * 1950-03-21 1952-06-26 Bayer Ag Vorrichtung zur Verteilung von homogenisierten Massen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE586021C (de) * 1933-10-14 Kalle & Co Ag Verfahren zur Herstellung von Folien aus regenerierter Cellulose mit gemusterter Oberflaeche
GB410168A (en) * 1932-11-10 1934-05-10 British Celanese Improvements in extrusion apparatus
GB682543A (en) * 1950-04-17 1952-11-12 Ici Ltd The production of extruded sheets, films and the like of organic thermoplastic material
DE834139C (de) * 1950-04-18 1952-03-17 Phrix Werke Ag Schlitzduese zum Giessen von Folien
FR1146742A (fr) * 1955-02-23 1957-11-14 Du Pont Perfectionnements aux appareils d'extrusion

Also Published As

Publication number Publication date
NL113660C (de) 1900-01-01
SE210990C1 (de) 1967-02-14
DE1052673B (de) 1959-03-12
GB894335A (en) 1962-04-18
GB929629A (en) 1963-06-26
CH345152A (de) 1960-03-15
FR1201917A (fr) 1960-01-06
NL253458A (de) 1900-01-01
BE570608A (de) 1900-01-01
NL230731A (de) 1900-01-01
LU38868A1 (de) 1960-08-23
NL129548C (de) 1900-01-01
BE593902A (de) 1900-01-01
CH363796A (de) 1962-08-15
LU36357A1 (de) 1900-01-01

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