IT1016945B - Apparecchio e metodo per la produ zione di una barra continua di espanso - Google Patents

Apparecchio e metodo per la produ zione di una barra continua di espanso

Info

Publication number
IT1016945B
IT1016945B IT52217/74A IT5221774A IT1016945B IT 1016945 B IT1016945 B IT 1016945B IT 52217/74 A IT52217/74 A IT 52217/74A IT 5221774 A IT5221774 A IT 5221774A IT 1016945 B IT1016945 B IT 1016945B
Authority
IT
Italy
Prior art keywords
production
expander bar
continuous
continuous expander
bar
Prior art date
Application number
IT52217/74A
Other languages
English (en)
Original Assignee
Upjohn Co
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 Upjohn Co filed Critical Upjohn Co
Application granted granted Critical
Publication of IT1016945B publication Critical patent/IT1016945B/it

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/84—Conversion of foamed resinous buns into foamed billets having geo metrical crosssections
IT52217/74A 1973-07-23 1974-07-22 Apparecchio e metodo per la produ zione di una barra continua di espanso IT1016945B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US381923A US3887670A (en) 1973-07-23 1973-07-23 Apparatus for and method of producing continuous foamed plastic bunstock

Publications (1)

Publication Number Publication Date
IT1016945B true IT1016945B (it) 1977-06-20

Family

ID=23506872

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52217/74A IT1016945B (it) 1973-07-23 1974-07-22 Apparecchio e metodo per la produ zione di una barra continua di espanso

Country Status (8)

Country Link
US (1) US3887670A (it)
JP (1) JPS5743415B2 (it)
DE (2) DE2434938C3 (it)
ES (2) ES428320A1 (it)
FR (1) FR2238573B1 (it)
GB (1) GB1472916A (it)
IT (1) IT1016945B (it)
NL (1) NL168751C (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060579A (en) * 1972-06-24 1977-11-29 Maschinenfabrik Hennecke Gmbh Method for the continuous forming of foam blocks
US4088722A (en) * 1973-05-29 1978-05-09 Dunlop Limited Method for molding a block of polyurethane foam having a flat upper surface
DE2552361A1 (de) * 1974-12-09 1976-06-10 Semperit Gmbh Vorrichtung zum kontinuierlichen herstellen eines schaumstoffstranges
US4207279A (en) * 1977-05-03 1980-06-10 Reeves Brothers, Inc. Process and apparatus for continuous production of polyurethane foam
US4177028A (en) * 1977-10-04 1979-12-04 Edge Saw Manufacturing Co. Adjustable apparatus for producing a foam material
US4197269A (en) * 1978-09-01 1980-04-08 Reeves Brothers, Inc. Process for production of large dimension polyester-derived polyurethane foam
DE102013015321B4 (de) 2013-09-17 2016-01-21 Hennecke Gmbh Verfahren zum kontinuierlichen Herstellen eines Endlosstranges aus Polyurethan-Reaktivkunststoff
CN114130443B (zh) * 2021-12-07 2022-10-18 鹤壁市疾病预防控制中心 一种移动式理化检验分析试验台
EP4257323A1 (en) * 2022-04-08 2023-10-11 Evonik Operations GmbH System and method for determining parameters for foam production
EP4257324A1 (en) * 2022-04-08 2023-10-11 Evonik Operations GmbH System and method for automatically setting parameters for foam production

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1704836U (de) 1954-08-30 1955-08-18 Belzer Werk Vielfach-werkzeug.
US3476845A (en) * 1963-12-26 1969-11-04 Fred Buff Manufacture of expanded cellular products
DE1704836A1 (de) * 1967-07-18 1971-05-19 Metzeler Ag Verfahren zum kontinuierlichen Herstellen von Schaumstoffbahnen mit rechteckigem Querschnitt
US3560599A (en) * 1968-08-05 1971-02-02 Tenneco Chem Method of regulating the upper surface contour of polyurethane foam
NO131636C (it) * 1970-09-01 1975-07-02 Unifoam Ag

Also Published As

Publication number Publication date
NL168751C (nl) 1982-05-17
DE2434938C3 (de) 1980-10-02
NL168751B (nl) 1981-12-16
FR2238573A1 (it) 1975-02-21
DE2434938A1 (de) 1975-02-13
JPS5044262A (it) 1975-04-21
DE2462936C2 (de) 1983-05-26
FR2238573B1 (it) 1977-10-21
GB1472916A (en) 1977-05-11
DE2434938B2 (de) 1980-02-07
JPS5743415B2 (it) 1982-09-14
ES447835A1 (es) 1977-07-01
US3887670A (en) 1975-06-03
NL7409535A (nl) 1975-01-27
ES428320A1 (es) 1976-11-16

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