BE640814A - - Google Patents
Info
- Publication number
- BE640814A BE640814A BE640814DA BE640814A BE 640814 A BE640814 A BE 640814A BE 640814D A BE640814D A BE 640814DA BE 640814 A BE640814 A BE 640814A
- Authority
- BE
- Belgium
- Prior art keywords
- extruded
- cavity
- extrusion
- orifice
- parison
- Prior art date
Links
- 238000001125 extrusion Methods 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 32
- 239000004033 plastic Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims 2
- 241000282320 Panthera leo Species 0.000 claims 1
- 241000219422 Urtica Species 0.000 claims 1
- 235000009108 Urtica dioica Nutrition 0.000 claims 1
- 235000014655 lactic acid Nutrition 0.000 claims 1
- 239000004310 lactic acid Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 description 12
- 239000012530 fluid Substances 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 230000008719 thickening Effects 0.000 description 6
- 238000010008 shearing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000004014 plasticizer Substances 0.000 description 4
- 239000003000 extruded plastic Substances 0.000 description 3
- 239000003607 modifier Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
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
- B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE640814 | 1963-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE640814A true BE640814A (cs) | 1964-04-01 |
Family
ID=3845625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE640814D BE640814A (cs) | 1963-12-04 | 1963-12-04 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE640814A (cs) |
| NL (1) | NL301252A (cs) |
-
0
- NL NL301252D patent/NL301252A/xx unknown
-
1963
- 1963-12-04 BE BE640814D patent/BE640814A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL301252A (cs) | 1900-01-01 |
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