FR2189201B1 - - Google Patents
Info
- Publication number
- FR2189201B1 FR2189201B1 FR7321895A FR7321895A FR2189201B1 FR 2189201 B1 FR2189201 B1 FR 2189201B1 FR 7321895 A FR7321895 A FR 7321895A FR 7321895 A FR7321895 A FR 7321895A FR 2189201 B1 FR2189201 B1 FR 2189201B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2825772A GB1434368A (en) | 1972-06-16 | 1972-06-16 | Feed screws and apparatus such as extrusion machines especially fo working plastics materials |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2189201A1 FR2189201A1 (it) | 1974-01-25 |
FR2189201B1 true FR2189201B1 (it) | 1976-09-17 |
Family
ID=10272791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7321895A Expired FR2189201B1 (it) | 1972-06-16 | 1973-06-15 |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH557737A (it) |
DE (1) | DE2329754A1 (it) |
FR (1) | FR2189201B1 (it) |
GB (1) | GB1434368A (it) |
IT (1) | IT985680B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2542515C3 (de) * | 1975-09-24 | 1980-09-04 | Paul Troester Maschinenfabrik, 3000 Hannover | Extruderschnecke für die Verarbeitung von Kunststoffen und Kautschuk |
GB8531919D0 (en) * | 1985-12-31 | 1986-02-05 | Alphair Ventilating Systems | Auger construction for concrete slabs |
-
1972
- 1972-06-16 GB GB2825772A patent/GB1434368A/en not_active Expired
-
1973
- 1973-06-12 DE DE2329754A patent/DE2329754A1/de active Pending
- 1973-06-13 IT IT50768/73A patent/IT985680B/it active
- 1973-06-14 CH CH863073A patent/CH557737A/xx not_active IP Right Cessation
- 1973-06-15 FR FR7321895A patent/FR2189201B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2329754A1 (de) | 1974-01-03 |
FR2189201A1 (it) | 1974-01-25 |
IT985680B (it) | 1974-12-10 |
GB1434368A (en) | 1976-05-05 |
CH557737A (de) | 1975-01-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |