MX150391A - IMPROVED PROCEDURE TO ELIMINATE DENSIFICATION OF THE BACKGROUND AREA OF POLYURETHANE FOAM BLOCKS - Google Patents
IMPROVED PROCEDURE TO ELIMINATE DENSIFICATION OF THE BACKGROUND AREA OF POLYURETHANE FOAM BLOCKSInfo
- Publication number
- MX150391A MX150391A MX176314A MX17631479A MX150391A MX 150391 A MX150391 A MX 150391A MX 176314 A MX176314 A MX 176314A MX 17631479 A MX17631479 A MX 17631479A MX 150391 A MX150391 A MX 150391A
- Authority
- MX
- Mexico
- Prior art keywords
- densification
- eliminate
- polyurethane foam
- background area
- foam blocks
- 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
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES466102A ES466102A1 (en) | 1978-01-18 | 1978-01-18 | Improved production of polyurethane for foam block |
| ES473730A ES473730A2 (en) | 1978-09-28 | 1978-09-28 | Improved manufacture of block of polyurethane foam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX150391A true MX150391A (en) | 1984-04-30 |
Family
ID=26155941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX176314A MX150391A (en) | 1978-01-18 | 1979-01-17 | IMPROVED PROCEDURE TO ELIMINATE DENSIFICATION OF THE BACKGROUND AREA OF POLYURETHANE FOAM BLOCKS |
Country Status (18)
| Country | Link |
|---|---|
| AT (1) | AT381277B (en) |
| AU (1) | AU521610B2 (en) |
| BR (1) | BR7900294A (en) |
| CA (1) | CA1130523A (en) |
| CH (1) | CH635028A5 (en) |
| DE (1) | DE2900525A1 (en) |
| DK (1) | DK153303C (en) |
| FI (1) | FI783792A (en) |
| FR (1) | FR2414996A1 (en) |
| GB (1) | GB2012657B (en) |
| GR (1) | GR63066B (en) |
| IT (1) | IT1114302B (en) |
| MX (1) | MX150391A (en) |
| NL (1) | NL7900372A (en) |
| NO (1) | NO790027L (en) |
| PT (1) | PT69056A (en) |
| SE (1) | SE420582B (en) |
| YU (1) | YU7479A (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES423754A1 (en) * | 1974-02-28 | 1976-05-01 | Policastilla | Apparatus and methods of manufacturing expanded foam blocks of circular cross-section |
| DE2517664C3 (en) * | 1975-04-22 | 1981-06-19 | Metzeler Schaum Gmbh, 8940 Memmingen | Process for the continuous production of rectangular foam blocks |
| ES215157Y (en) * | 1975-09-16 | 1976-12-01 | Policastilla, S. A. | PERFECTED DEVICE FOR THE CONTINUOUS MANUFACTURE OF BLOCKS OF EXPANDED CELLULAR MATERIAL WITH CIRCULAR SECTION. |
| ES448190A1 (en) * | 1976-05-24 | 1977-08-01 | Roday Espumaciones Ind | Manufacture of polyurethane foam blocks with reduced compacting of peripheral portions |
| DE2748733A1 (en) * | 1977-10-29 | 1979-05-10 | 5090 Leverkusen | PROCESS AND EQUIPMENT FOR THE CONTINUOUS PRODUCTION OF BLOCK-SHAPED FOAM |
-
1978
- 1978-12-08 FI FI783792A patent/FI783792A/en unknown
- 1978-12-21 AU AU42789/78A patent/AU521610B2/en not_active Expired
- 1978-12-29 AT AT0937278A patent/AT381277B/en active
- 1978-12-29 GB GB7850274A patent/GB2012657B/en not_active Expired
-
1979
- 1979-01-03 FR FR7900122A patent/FR2414996A1/en active Granted
- 1979-01-04 NO NO790027A patent/NO790027L/en unknown
- 1979-01-05 IT IT47543/79A patent/IT1114302B/en active
- 1979-01-08 DE DE19792900525 patent/DE2900525A1/en active Granted
- 1979-01-10 PT PT69056A patent/PT69056A/en unknown
- 1979-01-11 SE SE7900266A patent/SE420582B/en not_active IP Right Cessation
- 1979-01-15 YU YU00074/79A patent/YU7479A/en unknown
- 1979-01-16 CH CH40779A patent/CH635028A5/en not_active IP Right Cessation
- 1979-01-16 BR BR7900294A patent/BR7900294A/en unknown
- 1979-01-17 GR GR58116A patent/GR63066B/en unknown
- 1979-01-17 MX MX176314A patent/MX150391A/en unknown
- 1979-01-17 CA CA319,766A patent/CA1130523A/en not_active Expired
- 1979-01-17 NL NL7900372A patent/NL7900372A/en not_active Application Discontinuation
- 1979-01-18 DK DK021979A patent/DK153303C/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GR63066B (en) | 1979-08-06 |
| FI783792A (en) | 1979-07-19 |
| DK153303C (en) | 1988-11-14 |
| NL7900372A (en) | 1979-07-20 |
| CA1130523A (en) | 1982-08-31 |
| SE7900266L (en) | 1979-07-19 |
| IT1114302B (en) | 1986-01-27 |
| GB2012657A (en) | 1979-08-01 |
| DK21979A (en) | 1979-07-19 |
| AU521610B2 (en) | 1982-04-22 |
| PT69056A (en) | 1979-02-01 |
| DE2900525A1 (en) | 1979-07-19 |
| IT7947543A0 (en) | 1979-01-05 |
| CH635028A5 (en) | 1983-03-15 |
| DE2900525C2 (en) | 1988-03-31 |
| FR2414996A1 (en) | 1979-08-17 |
| ATA937278A (en) | 1986-02-15 |
| AU4278978A (en) | 1979-07-26 |
| FR2414996B1 (en) | 1983-11-18 |
| DK153303B (en) | 1988-07-04 |
| SE420582B (en) | 1981-10-19 |
| GB2012657B (en) | 1982-03-31 |
| YU7479A (en) | 1982-10-31 |
| AT381277B (en) | 1986-09-25 |
| BR7900294A (en) | 1979-08-14 |
| NO790027L (en) | 1979-07-19 |
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