ZA746268B - An installation for obtaining continuous planar expanded polyurethane blocks of rectangular cross-section - Google Patents

An installation for obtaining continuous planar expanded polyurethane blocks of rectangular cross-section

Info

Publication number
ZA746268B
ZA746268B ZA00746268A ZA746268A ZA746268B ZA 746268 B ZA746268 B ZA 746268B ZA 00746268 A ZA00746268 A ZA 00746268A ZA 746268 A ZA746268 A ZA 746268A ZA 746268 B ZA746268 B ZA 746268B
Authority
ZA
South Africa
Prior art keywords
installation
section
rectangular cross
continuous planar
expanded polyurethane
Prior art date
Application number
ZA00746268A
Other languages
English (en)
Inventor
Carpio B Del
Original Assignee
Planiblock 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
Application filed by Planiblock Sa filed Critical Planiblock Sa
Publication of ZA746268B publication Critical patent/ZA746268B/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
    • B29C44/30—Expanding the moulding material between endless belts or rollers
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/467—Foam spreading or levelling devices
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
ZA00746268A 1974-02-20 1974-10-02 An installation for obtaining continuous planar expanded polyurethane blocks of rectangular cross-section ZA746268B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES423434A ES423434A1 (es) 1974-02-20 1974-02-20 Procedimiento para la obtencion de bloques continuos de proliuretano expandido plano y con seccion rectangular.

Publications (1)

Publication Number Publication Date
ZA746268B true ZA746268B (en) 1976-02-25

Family

ID=8466016

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00746268A ZA746268B (en) 1974-02-20 1974-10-02 An installation for obtaining continuous planar expanded polyurethane blocks of rectangular cross-section

Country Status (3)

Country Link
BE (1) BE822896A (fr)
ES (1) ES423434A1 (fr)
ZA (1) ZA746268B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2258367B1 (es) * 2003-10-20 2008-03-01 Bernardo Del Carpio Conde Procedimiento ecologico para la reduccion del volumen de bloques de material elastico poroso y empacadura conjunta para su almacenaje y transporte.

Also Published As

Publication number Publication date
BE822896A (fr) 1975-04-01
ES423434A1 (es) 1974-06-01

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