DE2228976B2 - - Google Patents

Info

Publication number
DE2228976B2
DE2228976B2 DE2228976A DE2228976A DE2228976B2 DE 2228976 B2 DE2228976 B2 DE 2228976B2 DE 2228976 A DE2228976 A DE 2228976A DE 2228976 A DE2228976 A DE 2228976A DE 2228976 B2 DE2228976 B2 DE 2228976B2
Authority
DE
Germany
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.)
Granted
Application number
DE2228976A
Other versions
DE2228976C3 (de
DE2228976A1 (de
Inventor
Anatolij Ivanovitsch Kiew Ivantschenko (Sowjetunion)
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.)
UKRAINSKIJ NAUTSCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKIJ INSTITUT PO RAZRABOTKE MASCHIN OBORUDOVANIJA DLJA PERERABOTKI PLASTITSCHESKICH MASS RECINY I ISKUSSTVENNOJ KOSCHI SSR KIEW (SOWJETUNION)
Original Assignee
UKRAINSKIJ NAUTSCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKIJ INSTITUT PO RAZRABOTKE MASCHIN OBORUDOVANIJA DLJA PERERABOTKI PLASTITSCHESKICH MASS RECINY I ISKUSSTVENNOJ KOSCHI SSR KIEW (SOWJETUNION)
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 UKRAINSKIJ NAUTSCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKIJ INSTITUT PO RAZRABOTKE MASCHIN OBORUDOVANIJA DLJA PERERABOTKI PLASTITSCHESKICH MASS RECINY I ISKUSSTVENNOJ KOSCHI SSR KIEW (SOWJETUNION) filed Critical UKRAINSKIJ NAUTSCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKIJ INSTITUT PO RAZRABOTKE MASCHIN OBORUDOVANIJA DLJA PERERABOTKI PLASTITSCHESKICH MASS RECINY I ISKUSSTVENNOJ KOSCHI SSR KIEW (SOWJETUNION)
Priority to DE2228976A priority Critical patent/DE2228976A1/de
Publication of DE2228976A1 publication Critical patent/DE2228976A1/de
Publication of DE2228976B2 publication Critical patent/DE2228976B2/de
Application granted granted Critical
Publication of DE2228976C3 publication Critical patent/DE2228976C3/de
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15Extrusion 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
    • B29C48/151Coating hollow articles
    • B29C48/152Coating hollow articles the inner surfaces thereof
    • B29C48/153Coating both inner and outer surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE2228976A 1972-06-14 1972-06-14 Strangpresskopf zum herstellen von armierten rohren bzw. schlaeuchen aus thermoplasten Granted DE2228976A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2228976A DE2228976A1 (de) 1972-06-14 1972-06-14 Strangpresskopf zum herstellen von armierten rohren bzw. schlaeuchen aus thermoplasten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2228976A DE2228976A1 (de) 1972-06-14 1972-06-14 Strangpresskopf zum herstellen von armierten rohren bzw. schlaeuchen aus thermoplasten

Publications (3)

Publication Number Publication Date
DE2228976A1 DE2228976A1 (de) 1974-01-03
DE2228976B2 true DE2228976B2 (de) 1980-02-28
DE2228976C3 DE2228976C3 (de) 1980-10-16

Family

ID=5847746

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2228976A Granted DE2228976A1 (de) 1972-06-14 1972-06-14 Strangpresskopf zum herstellen von armierten rohren bzw. schlaeuchen aus thermoplasten

Country Status (1)

Country Link
DE (1) DE2228976A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8612330D0 (en) * 1986-05-21 1986-06-25 Reeves R E Conduit assembly

Also Published As

Publication number Publication date
DE2228976C3 (de) 1980-10-16
DE2228976A1 (de) 1974-01-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee