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IT1154744B - Assemblaggio per l'estrusione di tuei - Google Patents

Assemblaggio per l'estrusione di tuei

Info

Publication number
IT1154744B
IT1154744B IT83441/80A IT8344180A IT1154744B IT 1154744 B IT1154744 B IT 1154744B IT 83441/80 A IT83441/80 A IT 83441/80A IT 8344180 A IT8344180 A IT 8344180A IT 1154744 B IT1154744 B IT 1154744B
Authority
IT
Italy
Prior art keywords
yours
extrusion
assembly
Prior art date
Application number
IT83441/80A
Other languages
English (en)
Italian (it)
Other versions
IT8083441A0 (it
Inventor
Per Boen
Original Assignee
Soennichsen Roervalseverk
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 Soennichsen Roervalseverk filed Critical Soennichsen Roervalseverk
Publication of IT8083441A0 publication Critical patent/IT8083441A0/it
Application granted granted Critical
Publication of IT1154744B publication Critical patent/IT1154744B/it

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
    • B29C48/25—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
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/003—Tubular articles having irregular or rough surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Meat, Egg Or Seafood Products (AREA)
IT83441/80A 1979-09-28 1980-09-26 Assemblaggio per l'estrusione di tuei IT1154744B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO793128A NO793128L (no) 1979-09-28 1979-09-28 Anordning for ekstrudering av roer.

Publications (2)

Publication Number Publication Date
IT8083441A0 IT8083441A0 (it) 1980-09-26
IT1154744B true IT1154744B (it) 1987-01-21

Family

ID=19885063

Family Applications (1)

Application Number Title Priority Date Filing Date
IT83441/80A IT1154744B (it) 1979-09-28 1980-09-26 Assemblaggio per l'estrusione di tuei

Country Status (11)

Country Link
EP (1) EP0035999A1 (ro)
JP (1) JPS56501237A (ro)
AR (1) AR222724A1 (ro)
BE (1) BE885352A (ro)
BR (1) BR8008849A (ro)
DK (1) DK226781A (ro)
FI (1) FI802996A (ro)
IT (1) IT1154744B (ro)
NO (1) NO793128L (ro)
RO (1) RO88508A (ro)
WO (1) WO1981000823A1 (ro)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2212256B (en) * 1987-11-12 1992-04-22 James Gray Improvements in and relating to heat exchangers
WO2016005810A1 (de) * 2014-07-10 2016-01-14 Zehnder Group International Ag Rohrregister für einen heizkörper oder kühlkörper

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB618536A (en) * 1946-07-30 1949-02-23 Bx Plastics Ltd Improvements in or relating to extrusion apparatus
FR1308929A (fr) * 1961-12-26 1962-11-09 Union Carbide Corp Tubes à ailettes, et leur procédé de fabrication
US3496605A (en) * 1965-10-26 1970-02-24 Yasuyoshi Onaka Apparatus for extruding ribbed plastic pipe
CH472957A (de) * 1967-04-26 1969-05-31 Agk Betr Sgesellschaft Ag Aus Kunststoff bestehendes Sicker- oder Drainage-Rohr, Verfahren zur Herstellung eines solchen Rohres und Einrichtung zur Ausführung des Verfahrens
JPS5240337B2 (ro) * 1973-01-29 1977-10-12
US4053274A (en) * 1975-01-28 1977-10-11 Lemelson Jerome H Tube wall forming apparatus

Also Published As

Publication number Publication date
BE885352A (nl) 1981-01-16
NO793128L (no) 1981-03-31
FI802996A (fi) 1981-03-29
IT8083441A0 (it) 1980-09-26
EP0035999A1 (en) 1981-09-23
JPS56501237A (ro) 1981-09-03
RO88508A (ro) 1986-02-28
BR8008849A (pt) 1981-07-21
WO1981000823A1 (en) 1981-04-02
DK226781A (da) 1981-05-22
AR222724A1 (es) 1981-06-15

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