IT994804B - PROCEDURE AND EQUIPMENT TO PRODUCE FROM THERMOPLASTS PRINTED PIECES WITH CLOSED SKIN WITH CELL CORE - Google Patents
PROCEDURE AND EQUIPMENT TO PRODUCE FROM THERMOPLASTS PRINTED PIECES WITH CLOSED SKIN WITH CELL COREInfo
- Publication number
- IT994804B IT994804B IT52675/73A IT5267573A IT994804B IT 994804 B IT994804 B IT 994804B IT 52675/73 A IT52675/73 A IT 52675/73A IT 5267573 A IT5267573 A IT 5267573A IT 994804 B IT994804 B IT 994804B
- Authority
- IT
- Italy
- Prior art keywords
- thermoplasts
- procedure
- produce
- equipment
- cell core
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/10—Applying counter-pressure during expanding
- B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG21471A BG18242A1 (en) | 1972-09-25 | 1972-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT994804B true IT994804B (en) | 1975-10-20 |
Family
ID=3898843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT52675/73A IT994804B (en) | 1972-09-25 | 1973-09-20 | PROCEDURE AND EQUIPMENT TO PRODUCE FROM THERMOPLASTS PRINTED PIECES WITH CLOSED SKIN WITH CELL CORE |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS5729253B2 (en) |
| AT (1) | AT349743B (en) |
| AU (1) | AU476239B2 (en) |
| BE (1) | BE805194A (en) |
| BG (1) | BG18242A1 (en) |
| CA (1) | CA1028460A (en) |
| CH (1) | CH556733A (en) |
| CS (1) | CS181254B2 (en) |
| DD (1) | DD112730A5 (en) |
| DE (1) | DE2348006C2 (en) |
| DK (1) | DK134472B (en) |
| FR (1) | FR2200099B1 (en) |
| GB (1) | GB1442766A (en) |
| IN (1) | IN141881B (en) |
| IT (1) | IT994804B (en) |
| NL (1) | NL181856C (en) |
| NO (1) | NO139039C (en) |
| SE (1) | SE380471B (en) |
| SU (2) | SU574160A3 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE422544B (en) * | 1979-10-02 | 1982-03-15 | Fjellman Press Ab | MACHINE FOR FORMING AND STRUCTURING PLASTIC MATERIALS AVAILABLE IN PACKAGING FORM |
| DE3014072A1 (en) * | 1980-04-11 | 1981-10-15 | Institut po Metaloznanie i Technologia na Metalite, Sofija | Injection moulding distributor for mouldings with foam core - has slide valve to make connections between plasticiser storage cylinder and mould (AT 15.8.81) |
| JPS59120429A (en) * | 1982-12-28 | 1984-07-12 | Eng Plast Kk | Molding method of molded foam article |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3211605A (en) * | 1963-01-14 | 1965-10-12 | Grace W R & Co | Foamed product and process |
| US3384691A (en) * | 1965-09-10 | 1968-05-21 | Allied Chem | Method for molding a structure having a foamed plastic core substantially enclosed within an essentially unfoamed plastic layer |
| DE1704545A1 (en) * | 1967-08-12 | 1971-05-19 | Huels Chemische Werke Ag | Production of foamed injection molded parts |
| GB1213869A (en) * | 1967-10-31 | 1970-11-25 | Allied Chem | Method of and apparatus for moulding articles |
-
1972
- 1972-09-25 BG BG21471A patent/BG18242A1/xx unknown
-
1973
- 1973-09-17 FR FR7333284A patent/FR2200099B1/fr not_active Expired
- 1973-09-19 CH CH1348073A patent/CH556733A/en not_active IP Right Cessation
- 1973-09-19 NO NO733673A patent/NO139039C/en unknown
- 1973-09-19 DD DD173562A patent/DD112730A5/xx unknown
- 1973-09-20 IT IT52675/73A patent/IT994804B/en active
- 1973-09-20 GB GB4430073A patent/GB1442766A/en not_active Expired
- 1973-09-20 AU AU60529/73A patent/AU476239B2/en not_active Expired
- 1973-09-22 IN IN2152/CAL/1973A patent/IN141881B/en unknown
- 1973-09-24 CA CA181,700A patent/CA1028460A/en not_active Expired
- 1973-09-24 AT AT819673A patent/AT349743B/en not_active IP Right Cessation
- 1973-09-24 BE BE2053081A patent/BE805194A/en unknown
- 1973-09-24 SE SE7312988A patent/SE380471B/en unknown
- 1973-09-24 DK DK520773AA patent/DK134472B/en unknown
- 1973-09-24 DE DE2348006A patent/DE2348006C2/en not_active Expired
- 1973-09-25 SU SU7301962854A patent/SU574160A3/en active
- 1973-09-25 CS CS7300006588A patent/CS181254B2/en unknown
- 1973-09-25 NL NLAANVRAGE7313216,A patent/NL181856C/en not_active IP Right Cessation
- 1973-09-25 JP JP10791173A patent/JPS5729253B2/ja not_active Expired
-
1974
- 1974-04-04 SU SU7402017022A patent/SU579877A3/en active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2348006A1 (en) | 1974-04-18 |
| CS181254B2 (en) | 1978-03-31 |
| NL7313216A (en) | 1974-03-27 |
| SU574160A3 (en) | 1977-09-25 |
| DD112730A5 (en) | 1975-05-05 |
| SE380471B (en) | 1975-11-10 |
| NO139039C (en) | 1978-12-27 |
| ATA819673A (en) | 1978-09-15 |
| JPS49101493A (en) | 1974-09-25 |
| BE805194A (en) | 1974-01-16 |
| NL181856B (en) | 1987-06-16 |
| DK134472B (en) | 1976-11-15 |
| DE2348006C2 (en) | 1982-10-21 |
| NO139039B (en) | 1978-09-18 |
| AU6052973A (en) | 1975-03-20 |
| BG18242A1 (en) | 1974-10-25 |
| SU579877A3 (en) | 1977-11-05 |
| AU476239B2 (en) | 1976-09-16 |
| GB1442766A (en) | 1976-07-14 |
| NL181856C (en) | 1987-11-16 |
| CA1028460A (en) | 1978-03-28 |
| JPS5729253B2 (en) | 1982-06-22 |
| IN141881B (en) | 1977-04-30 |
| DK134472C (en) | 1977-04-18 |
| AT349743B (en) | 1979-04-25 |
| CH556733A (en) | 1974-12-13 |
| FR2200099B1 (en) | 1977-03-11 |
| FR2200099A1 (en) | 1974-04-19 |
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