BG32598A1 - Turning head for making of synthetic pipes - Google Patents
Turning head for making of synthetic pipesInfo
- 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
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)
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 (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 (fr) |
CS (1) | CS231251B1 (fr) |
DD (1) | DD137553B1 (fr) |
DE (1) | DE2915835C2 (fr) |
HU (1) | HU186358B (fr) |
RO (1) | RO83006B (fr) |
SU (1) | SU1046111A1 (fr) |
YU (1) | YU157479A (fr) |
Families Citing this family (6)
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 |
DE3481901D1 (de) * | 1983-03-11 | 1990-05-17 | Mobil Oil Corp | Einlippige drehbare duese. |
US4784594A (en) * | 1983-03-11 | 1988-11-15 | Mobil Oil Corporation | Single lip rotary tubular extrusion die |
DE3331832C1 (de) * | 1983-09-03 | 1985-01-10 | Reifenhäuser GmbH & Co. Maschinenfabrik, 5210 Troisdorf | Vertikal arbeitender Folienblaskopf |
US20100072655A1 (en) * | 2008-09-23 | 2010-03-25 | Cryovac, Inc. | Die, system, and method for coextruding a plurality of fluid layers |
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)
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 |
-
1978
- 1978-07-07 DD DD20658478A patent/DD137553B1/de not_active IP Right Cessation
-
1979
- 1979-04-19 DE DE2915835A patent/DE2915835C2/de not_active Expired
- 1979-06-20 SU SU797770635A patent/SU1046111A1/ru active
- 1979-06-20 CS CS794269A patent/CS231251B1/cs unknown
- 1979-06-25 BG BG7944050A patent/BG32598A1/xx unknown
- 1979-06-29 YU YU01574/79A patent/YU157479A/xx unknown
- 1979-07-06 RO RO98074A patent/RO83006B/ro unknown
- 1979-07-06 HU HU79UO159A patent/HU186358B/hu unknown
Also Published As
Publication number | Publication date |
---|---|
CS231251B1 (en) | 1984-10-15 |
RO83006B (ro) | 1984-09-30 |
DE2915835C2 (de) | 1983-12-22 |
HU186358B (en) | 1985-07-29 |
RO83006A (fr) | 1984-08-17 |
DD137553B1 (de) | 1980-12-10 |
YU157479A (en) | 1982-10-31 |
DD137553A1 (de) | 1979-09-12 |
DE2915835A1 (de) | 1980-01-17 |
SU1046111A1 (ru) | 1983-10-07 |
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