CZ302894A3 - Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head - Google Patents
Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head Download PDFInfo
- Publication number
- CZ302894A3 CZ302894A3 CZ943028A CZ302894A CZ302894A3 CZ 302894 A3 CZ302894 A3 CZ 302894A3 CZ 943028 A CZ943028 A CZ 943028A CZ 302894 A CZ302894 A CZ 302894A CZ 302894 A3 CZ302894 A3 CZ 302894A3
- Authority
- CZ
- Czechia
- Prior art keywords
- air stream
- cooling
- annular
- cooling air
- hose
- 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
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4405464A DE4405464C1 (de) | 1994-02-21 | 1994-02-21 | Verfahren und Vorrichtung zur Kühlung des aus einem Folienblaskopf extrudierten Schlauches aus thermoplastischer Kunststoffschmelze |
Publications (1)
Publication Number | Publication Date |
---|---|
CZ302894A3 true CZ302894A3 (en) | 1995-11-15 |
Family
ID=6510756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CZ943028A CZ302894A3 (en) | 1994-02-21 | 1994-12-02 | Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPH07251449A (hu) |
CA (1) | CA2142179A1 (hu) |
CZ (1) | CZ302894A3 (hu) |
DE (1) | DE4405464C1 (hu) |
DK (1) | DK18695A (hu) |
FR (1) | FR2716404A1 (hu) |
GB (1) | GB2286555A (hu) |
HU (1) | HUT71306A (hu) |
IT (1) | IT1282297B1 (hu) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2289432B (en) * | 1994-05-18 | 1998-06-17 | Windmoeller & Hoelscher | A film blowing head for producing tubular film webs of a thermoplastic synthetic material |
DE19821856A1 (de) * | 1998-05-15 | 1999-11-25 | Lean Tec Entwicklungs Gmbh | Verfahren zur Herstellung von Blasfolien sowie Einrichtung zur Durchführung des Verfahrens |
EP0975132A1 (en) * | 1998-07-20 | 2000-01-26 | Alcatel | Telecommunication system comprising at least a mobile phone and at least a camera unit |
EP3088159B1 (de) * | 2015-04-29 | 2021-08-11 | Kdesign GmbH | Kühlring und verfahren zur aussenkühlung einer schlauchfolie aus thermoplastischem kunststoff bei deren herstellung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57210823A (en) * | 1981-06-22 | 1982-12-24 | Sumitomo Chem Co Ltd | Cooling method and apparatus for thermoplastic resin film or sheet like object |
US4626397A (en) * | 1984-10-29 | 1986-12-02 | Union Camp Corporation | Method for controlled orientation of extruded resins |
US4606879A (en) * | 1985-02-28 | 1986-08-19 | Cerisano Frank D | High stalk blown film extrusion apparatus and method |
US5288219A (en) * | 1991-03-25 | 1994-02-22 | Battenfeld Gloucester Engineering Co., Inc. | Air ring for controlling blown film thickness |
-
1994
- 1994-02-21 DE DE4405464A patent/DE4405464C1/de not_active Expired - Lifetime
- 1994-12-02 CZ CZ943028A patent/CZ302894A3/cs unknown
- 1994-12-19 GB GB9425597A patent/GB2286555A/en not_active Withdrawn
-
1995
- 1995-01-27 HU HU9500256A patent/HUT71306A/hu unknown
- 1995-01-31 FR FR9501125A patent/FR2716404A1/fr not_active Withdrawn
- 1995-02-09 CA CA002142179A patent/CA2142179A1/en not_active Abandoned
- 1995-02-09 JP JP7021679A patent/JPH07251449A/ja active Pending
- 1995-02-10 IT IT95BZ000007A patent/IT1282297B1/it active IP Right Grant
- 1995-02-21 DK DK018695A patent/DK18695A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ITBZ950007A1 (it) | 1996-08-10 |
HU9500256D0 (en) | 1995-03-28 |
DE4405464C1 (de) | 1995-01-12 |
GB2286555A (en) | 1995-08-23 |
DK18695A (da) | 1995-08-22 |
FR2716404A1 (fr) | 1995-08-25 |
HUT71306A (en) | 1995-11-28 |
GB9425597D0 (en) | 1995-02-15 |
CA2142179A1 (en) | 1995-08-22 |
JPH07251449A (ja) | 1995-10-03 |
ITBZ950007A0 (it) | 1995-02-10 |
IT1282297B1 (it) | 1998-03-16 |
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