NL7900372A - Vervaardiging van blokken polyurethaanschuim. - Google Patents

Vervaardiging van blokken polyurethaanschuim.

Info

Publication number
NL7900372A
NL7900372A NL7900372A NL7900372A NL7900372A NL 7900372 A NL7900372 A NL 7900372A NL 7900372 A NL7900372 A NL 7900372A NL 7900372 A NL7900372 A NL 7900372A NL 7900372 A NL7900372 A NL 7900372A
Authority
NL
Netherlands
Prior art keywords
manufacture
polyurethane foam
foam blocks
blocks
polyurethane
Prior art date
Application number
NL7900372A
Other languages
English (en)
Dutch (nl)
Original Assignee
Tec Foam Sa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from ES466102A external-priority patent/ES466102A1/es
Priority claimed from ES473730A external-priority patent/ES473730A2/es
Application filed by Tec Foam Sa filed Critical Tec Foam Sa
Publication of NL7900372A publication Critical patent/NL7900372A/xx

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
NL7900372A 1978-01-18 1979-01-17 Vervaardiging van blokken polyurethaanschuim. NL7900372A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES466102A ES466102A1 (es) 1978-01-18 1978-01-18 Procedimiento para eliminar la densificacion de la zona del fondo en la fabricacion de bloques de espuma de poliuretano.
ES473730A ES473730A2 (es) 1978-09-28 1978-09-28 Mejoras introducidas en el objeto de la patente principal por procedimiento para eliminar la densificacion de la zona del fondo en la fabricacion de bloques de espuma de poliure-tano.

Publications (1)

Publication Number Publication Date
NL7900372A true NL7900372A (nl) 1979-07-20

Family

ID=26155941

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7900372A NL7900372A (nl) 1978-01-18 1979-01-17 Vervaardiging van blokken polyurethaanschuim.

Country Status (18)

Country Link
AT (1) AT381277B (pt)
AU (1) AU521610B2 (pt)
BR (1) BR7900294A (pt)
CA (1) CA1130523A (pt)
CH (1) CH635028A5 (pt)
DE (1) DE2900525A1 (pt)
DK (1) DK153303C (pt)
FI (1) FI783792A (pt)
FR (1) FR2414996A1 (pt)
GB (1) GB2012657B (pt)
GR (1) GR63066B (pt)
IT (1) IT1114302B (pt)
MX (1) MX150391A (pt)
NL (1) NL7900372A (pt)
NO (1) NO790027L (pt)
PT (1) PT69056A (pt)
SE (1) SE420582B (pt)
YU (1) YU7479A (pt)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES423754A1 (es) * 1974-02-28 1976-05-01 Policastilla Nuevo procedimiento para la fabricacion de un bloque de ma-terial celular expandido con seccion circular y diametro va-riable.
DE2517664C3 (de) * 1975-04-22 1981-06-19 Metzeler Schaum Gmbh, 8940 Memmingen Verfahren zur kontinuierlichen Herstellen von rechteckigen Schaumstoffblöcken
ES215157Y (es) * 1975-09-16 1976-12-01 Policastilla, S. A. Dispositivo perfeccionado para la fabricacion continua de bloques de material celular expandido con seccion circular.
ES448190A1 (es) * 1976-05-24 1977-08-01 Roday Espumaciones Ind Procedimiento para reducir al minimo la densificacion de laszonas perifericas de bloques de espuma flexible de poliure- tano.
DE2748733A1 (de) * 1977-10-29 1979-05-10 5090 Leverkusen Verfahren und einrichtung zum kontinuierlichen herstellen von blockfoermigem schaumstoff

Also Published As

Publication number Publication date
FI783792A (fi) 1979-07-19
IT1114302B (it) 1986-01-27
CA1130523A (en) 1982-08-31
FR2414996A1 (fr) 1979-08-17
DK21979A (da) 1979-07-19
CH635028A5 (de) 1983-03-15
DE2900525A1 (de) 1979-07-19
PT69056A (en) 1979-02-01
AU4278978A (en) 1979-07-26
BR7900294A (pt) 1979-08-14
GB2012657A (en) 1979-08-01
GR63066B (en) 1979-08-06
NO790027L (no) 1979-07-19
AT381277B (de) 1986-09-25
MX150391A (es) 1984-04-30
SE420582B (sv) 1981-10-19
DE2900525C2 (pt) 1988-03-31
FR2414996B1 (pt) 1983-11-18
DK153303C (da) 1988-11-14
DK153303B (da) 1988-07-04
AU521610B2 (en) 1982-04-22
IT7947543A0 (it) 1979-01-05
ATA937278A (de) 1986-02-15
SE7900266L (sv) 1979-07-19
GB2012657B (en) 1982-03-31
YU7479A (en) 1982-10-31

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed