FR1258508A - Method and device for the manufacture of plastic foam pipes having a smooth and compact outer surface - Google Patents

Method and device for the manufacture of plastic foam pipes having a smooth and compact outer surface

Info

Publication number
FR1258508A
FR1258508A FR826088A FR826088A FR1258508A FR 1258508 A FR1258508 A FR 1258508A FR 826088 A FR826088 A FR 826088A FR 826088 A FR826088 A FR 826088A FR 1258508 A FR1258508 A FR 1258508A
Authority
FR
France
Prior art keywords
smooth
manufacture
plastic foam
compact outer
foam pipes
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR826088A
Other languages
French (fr)
Inventor
Lauritz A Sunde
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 filed Critical
Application granted granted Critical
Publication of FR1258508A publication Critical patent/FR1258508A/en
Expired legal-status Critical Current

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
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • B29C44/324—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables the preformed parts being tubular or folded to a tubular shape
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
    • B29C53/62—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels rotatable about the winding axis
FR826088A 1960-09-09 1960-05-03 Method and device for the manufacture of plastic foam pipes having a smooth and compact outer surface Expired FR1258508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU39157 1960-09-09

Publications (1)

Publication Number Publication Date
FR1258508A true FR1258508A (en) 1961-04-14

Family

ID=19722407

Family Applications (1)

Application Number Title Priority Date Filing Date
FR826088A Expired FR1258508A (en) 1960-09-09 1960-05-03 Method and device for the manufacture of plastic foam pipes having a smooth and compact outer surface

Country Status (7)

Country Link
BE (1) BE590304A (en)
CH (1) CH379756A (en)
DE (1) DE1202476B (en)
FR (1) FR1258508A (en)
GB (1) GB913685A (en)
LU (1) LU39157A1 (en)
NL (1) NL251036A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265517B (en) * 1965-09-20 1968-04-04 Eternit Ag Process for the production of a composite jacket pipe with thermal insulation
DE1266485B (en) * 1966-11-21 1975-08-14 Peter Neumann, Buchs, St Gallen (Schweiz) Method and device for the continuous production of long-slotted foam insulating tubes

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3279503A (en) * 1963-08-19 1966-10-18 Dow Chemical Co Snap-on foamed resin insulation
US3354244A (en) * 1964-08-13 1967-11-21 Hudson Engineering Corp Method and apparatus for the manufacture of foamed plastic tubing
DE2657208A1 (en) * 1976-12-17 1978-06-22 Werner Dold Feinbau Small gear drive plate assembly - has rivets pressed into plastic pillar ends to secure to metal plate
DE3726906A1 (en) * 1986-08-16 1988-02-18 Friedrich Priehs Filler element, in particular as a packaging filler
DE4217183A1 (en) * 1992-05-23 1993-11-25 Rolf Pflieger Fa Seal of any required cross=section for use in building work - made of material contg. bentonite so as to swell in water, and is produced inside polymer extrusion which is soluble in alkali
GB2280391A (en) * 1993-07-31 1995-02-01 Valpar Ind Ltd Coating pipes, cables or hoses
GB2283188B (en) * 1993-10-26 1997-01-15 Balmoral Group Coated pipes and methods of making them
US5939145A (en) * 1993-10-26 1999-08-17 Bredero Price Coaters Limited Coated pipes and methods of making them
US7824595B2 (en) 2004-08-13 2010-11-02 Perma-Pipe, Inc. Method and system for cast molding a fluid conduit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE875267C (en) * 1939-10-01 1953-04-30 Jakob Dichter Process for the manufacture of hollow bodies from plastics by pouring the liquid mass onto a rotating core
DE831314C (en) * 1948-10-02 1952-02-11 Peter Hoppe Dipl Ing Process for the production of profiled bodies
BE516512A (en) * 1951-12-24
US2766481A (en) * 1952-08-28 1956-10-16 Western Electric Co Methods of and apparatus for extruding cellular plastics
DE1754659U (en) * 1953-10-22 1957-10-24 Continental Gummi Werke Ag EQUIPMENT FOR THE PRODUCTION OF TRACKS, PANELS OR. DGL. FLAT STRUCTURES MADE FROM FOAM PLASTICS, IN PARTICULAR ON A POLYESTER BASIS.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265517B (en) * 1965-09-20 1968-04-04 Eternit Ag Process for the production of a composite jacket pipe with thermal insulation
DE1265517C2 (en) * 1965-09-20 1973-04-05 Eternit Ag Process for the production of a composite jacket pipe with thermal insulation
DE1266485B (en) * 1966-11-21 1975-08-14 Peter Neumann, Buchs, St Gallen (Schweiz) Method and device for the continuous production of long-slotted foam insulating tubes

Also Published As

Publication number Publication date
GB913685A (en)
NL251036A (en)
DE1202476B (en) 1965-10-07
BE590304A (en)
CH379756A (en) 1964-07-15
LU39157A1 (en) 1960-11-09

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