RO83006A - Dispozitiv rotativ de insuflat foi prevazut cu mijloace de racire in interiorul acestora - Google Patents

Dispozitiv rotativ de insuflat foi prevazut cu mijloace de racire in interiorul acestora

Info

Publication number
RO83006A
RO83006A RO7998074A RO9807479A RO83006A RO 83006 A RO83006 A RO 83006A RO 7998074 A RO7998074 A RO 7998074A RO 9807479 A RO9807479 A RO 9807479A RO 83006 A RO83006 A RO 83006A
Authority
RO
Romania
Prior art keywords
rotative
heating means
previously loaded
fuel device
fuel
Prior art date
Application number
RO7998074A
Other languages
English (en)
French (fr)
Other versions
RO83006B (ro
Inventor
Bodo Tragedorf
Helmar Franz
Original Assignee
Veb Kombinat Umformtechnik"Herbert Werke",Dd
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 Veb Kombinat Umformtechnik"Herbert Werke",Dd filed Critical Veb Kombinat Umformtechnik"Herbert Werke",Dd
Publication of RO83006A publication Critical patent/RO83006A/ro
Publication of RO83006B publication Critical patent/RO83006B/ro

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
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • 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

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)
RO98074A 1978-07-07 1979-07-06 DISPOZITIV ROTATIV DE INSUFLAT FOI PREVAZUT CU MIJLOACE DE RACIRE îN INTERIORUL ACESTORA RO83006B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung

Publications (2)

Publication Number Publication Date
RO83006A true RO83006A (ro) 1984-08-17
RO83006B RO83006B (ro) 1984-09-30

Family

ID=5513515

Family Applications (1)

Application Number Title Priority Date Filing Date
RO98074A RO83006B (ro) 1978-07-07 1979-07-06 DISPOZITIV ROTATIV DE INSUFLAT FOI PREVAZUT CU MIJLOACE DE RACIRE îN INTERIORUL ACESTORA

Country Status (8)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326870C2 (de) * 1982-09-02 1987-04-16 VEB Kombinat Umformtechnik "Herbert Warnke" Erfurt, DDR 5010 Erfurt Rotierendes Folienblaswerkzeug mit zentraler Schmelzezuführung und Folieninnenkühlung
US4784594A (en) * 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
EP0122703B1 (en) * 1983-03-11 1990-04-11 Mobil Oil Corporation Single lip rotary die
DE3331832C1 (de) * 1983-09-03 1985-01-10 Reifenhäuser GmbH & Co. Maschinenfabrik, 5210 Troisdorf Vertikal arbeitender Folienblaskopf
DE102020127105A1 (de) 2020-10-15 2022-04-21 Reifenhäuser GmbH & Co. KG Maschinenfabrik Blasfolienanlage, verfahren zum herstellen einer blasfolienbahn und damit hergestellte folie

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729129A1 (de) * 1968-03-18 1971-06-09 Windmoeller & Hoelscher Folienblaskopf zur Herstellung von Schlauchfolien
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
DE7412102U (de) * 1974-04-05 1975-12-11 Windmoeller & Hoelscher Drehbarer Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischen Massen
DE2445545A1 (de) * 1974-09-24 1976-04-01 Windmoeller & Hoelscher Folienblaskopf fuer die herstellung von schlauchfolien
DE2509024C3 (de) * 1975-03-01 1985-04-25 Reifenhäuser KG, 5210 Troisdorf Vorrichtung für die Herstellung von Kunststoffolien durch Blasen
DE2610335A1 (de) * 1975-04-23 1976-11-04 Plast Elastverarbeitungsmasch Folienblaswerkzeug

Also Published As

Publication number Publication date
DD137553A1 (de) 1979-09-12
BG32598A1 (bg) 1982-09-15
SU1046111A1 (ru) 1983-10-07
RO83006B (ro) 1984-09-30
HU186358B (en) 1985-07-29
DD137553B1 (de) 1980-12-10
DE2915835C2 (de) 1983-12-22
YU157479A (en) 1982-10-31
CS231251B1 (en) 1984-10-15
DE2915835A1 (de) 1980-01-17

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