BG32598A1 - Turning head for making of synthetic pipes - Google Patents

Turning head for making of synthetic pipes

Info

Publication number
BG32598A1
BG32598A1 BG7944050A BG4405079A BG32598A1 BG 32598 A1 BG32598 A1 BG 32598A1 BG 7944050 A BG7944050 A BG 7944050A BG 4405079 A BG4405079 A BG 4405079A BG 32598 A1 BG32598 A1 BG 32598A1
Authority
BG
Bulgaria
Prior art keywords
making
turning head
synthetic pipes
pipes
synthetic
Prior art date
Application number
BG7944050A
Other languages
Bulgarian (bg)
Inventor
Franz
Tragsdorf
Original Assignee
Plast Elastverarbeitungsmasch
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 Plast Elastverarbeitungsmasch filed Critical Plast Elastverarbeitungsmasch
Publication of BG32598A1 publication Critical patent/BG32598A1/en

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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B29C48/9125—Cooling of hollow articles of tubular films internally
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Continuous Casting (AREA)
BG7944050A 1978-07-07 1979-06-25 Turning head for making of synthetic pipes BG32598A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20658478A DD137553B1 (en) 1978-07-07 1978-07-07 ROTATING FILM BUBBLE TOOL WITH FILM INNER COOLING

Publications (1)

Publication Number Publication Date
BG32598A1 true BG32598A1 (en) 1982-09-15

Family

ID=5513515

Family Applications (1)

Application Number Title Priority Date Filing Date
BG7944050A BG32598A1 (en) 1978-07-07 1979-06-25 Turning head for making of synthetic pipes

Country Status (8)

Country Link
BG (1) BG32598A1 (en)
CS (1) CS231251B1 (en)
DD (1) DD137553B1 (en)
DE (1) DE2915835C2 (en)
HU (1) HU186358B (en)
RO (1) RO83006B (en)
SU (1) SU1046111A1 (en)
YU (1) YU157479A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326870C2 (en) * 1982-09-02 1987-04-16 VEB Kombinat Umformtechnik "Herbert Warnke" Erfurt, DDR 5010 Erfurt Rotating film blowing tool with central melt feed and internal film cooling
US4784594A (en) * 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
DE3481901D1 (en) * 1983-03-11 1990-05-17 Mobil Oil Corp SINGLE-LOBED ROTATING NOZZLE.
DE3331832C1 (en) * 1983-09-03 1985-01-10 Reifenhäuser GmbH & Co. Maschinenfabrik, 5210 Troisdorf Vertical working die head
US20100072655A1 (en) * 2008-09-23 2010-03-25 Cryovac, Inc. Die, system, and method for coextruding a plurality of fluid layers
DE102020127105A1 (en) 2020-10-15 2022-04-21 Reifenhäuser GmbH & Co. KG Maschinenfabrik BLOWN FILM LINE, METHOD FOR MANUFACTURING A BLOWN FILM WEB AND FILM MANUFACTURED THEREOF

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729129A1 (en) * 1968-03-18 1971-06-09 Windmoeller & Hoelscher Film die head for the production of tubular films
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
DE7412102U (en) * 1974-04-05 1975-12-11 Windmoeller & Hoelscher Rotatable film die head for the production of tubular films from thermoplastic masses
DE2445545A1 (en) * 1974-09-24 1976-04-01 Windmoeller & Hoelscher FILM BLOW HEAD FOR THE MANUFACTURE OF TUBULAR FILM
DE2509024C3 (en) * 1975-03-01 1985-04-25 Reifenhäuser KG, 5210 Troisdorf Device for the production of plastic films by blowing
DE2610335A1 (en) * 1975-04-23 1976-11-04 Plast Elastverarbeitungsmasch FILM BLOWING TOOL

Also Published As

Publication number Publication date
YU157479A (en) 1982-10-31
CS231251B1 (en) 1984-10-15
RO83006A (en) 1984-08-17
DD137553B1 (en) 1980-12-10
RO83006B (en) 1984-09-30
HU186358B (en) 1985-07-29
DE2915835A1 (en) 1980-01-17
DE2915835C2 (en) 1983-12-22
SU1046111A1 (en) 1983-10-07
DD137553A1 (en) 1979-09-12

Similar Documents

Publication Publication Date Title
JPS5615696A (en) Production of llthreonine
JPS5523999A (en) Production of 66aminoo 66deoxyyllsolbose
JPS54105273A (en) Production of riceecracker
JPS5527383A (en) Production of olefins
GB2022083B (en) Production of iso-alpha-acids
GB2015997B (en) Production of nitrodiarylamines
JPS54163538A (en) Production of salycilaldehydes
JPS5525094A (en) Improved recording of line section
GB2058049B (en) Production of methylene-cycloamines
BG32598A1 (en) Turning head for making of synthetic pipes
JPS5510498A (en) Production of synthetic imogolite
IL58941A (en) Production of phenyl-2-fluoroacrylate
JPS54143495A (en) Production of polyvinylpyrolidoneeiodine
GB2022081B (en) Method for synthesis of 2-hydroxyd-3-methyl cyclopent-2-ene-1-one
GB2030510B (en) Manufacture of pipes
JPS5583506A (en) Lathe head
JPS54110396A (en) Production of deoxyflenolicin
IL58604A (en) Production of chloroamino-s-triazines
JPS5558095A (en) Production of glucoseisomerase
GB2015996B (en) Production of nitrodiarylamines
JPS55135697A (en) Drawing line head of drawing instrunent
JPS54117715A (en) Production of soillblock
JPS5550374A (en) Design method of head for golffclub
JPS56129A (en) Production of hose
JPS54154474A (en) Method of making hose