CH379756A - Verfahren zur Herstellung von Rohren aus Kunstharzschaum - Google Patents

Verfahren zur Herstellung von Rohren aus Kunstharzschaum

Info

Publication number
CH379756A
CH379756A CH477960A CH477960A CH379756A CH 379756 A CH379756 A CH 379756A CH 477960 A CH477960 A CH 477960A CH 477960 A CH477960 A CH 477960A CH 379756 A CH379756 A CH 379756A
Authority
CH
Switzerland
Prior art keywords
pipes
production
synthetic resin
resin foam
foam
Prior art date
Application number
CH477960A
Other languages
German (de)
English (en)
Inventor
A Sunde Lauritz
Original Assignee
A Sunde Lauritz
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 A Sunde Lauritz filed Critical A Sunde Lauritz
Publication of CH379756A publication Critical patent/CH379756A/de

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
CH477960A 1960-09-09 1960-04-26 Verfahren zur Herstellung von Rohren aus Kunstharzschaum CH379756A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH379756A true CH379756A (de) 1964-07-15

Family

ID=19722407

Family Applications (1)

Application Number Title Priority Date Filing Date
CH477960A CH379756A (de) 1960-09-09 1960-04-26 Verfahren zur Herstellung von Rohren aus Kunstharzschaum

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2657208A1 (de) * 1976-12-17 1978-06-22 Werner Dold Feinbau Platinengestell fuer kleingetriebe, insbesondere fuer anzeigewerke von manometern

Families Citing this family (10)

* 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
DE1265517C2 (de) * 1965-09-20 1973-04-05 Eternit Ag Verfahren zur Herstellung eines Verbundmantelrohres mit einer Waermeisolierung
DE1266485C2 (de) * 1966-11-21 1975-08-14 Elastomer Ag, Chur (Schweiz) Einrichtung zum kontinuierlichen herstellen eines schaumstoffisolierrohres
DE3726906A1 (de) * 1986-08-16 1988-02-18 Friedrich Priehs Fuellkoerper, insbesondere als verpackungsfuellstoff
DE4217183A1 (de) * 1992-05-23 1993-11-25 Rolf Pflieger Fa Dichtungselement für Bauwerke
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 (de) * 1939-10-01 1953-04-30 Jakob Dichter Verfahren zum Herstellen von Hohlkoerpern aus Kunststoffen durch Aufgiessen der fluessigen Masse auf einen sich drehenden Kern
DE831314C (de) * 1948-10-02 1952-02-11 Peter Hoppe Dipl Ing Verfahren zum Herstellen von Profilkoerpern
BE516512A (fr) * 1951-12-24
US2766481A (en) * 1952-08-28 1956-10-16 Western Electric Co Methods of and apparatus for extruding cellular plastics
DE1754659U (de) * 1953-10-22 1957-10-24 Continental Gummi Werke Ag Einrichtung zum herstellen von bahnen, platten od. dgl. flaechigen gebilden aus schaumkunststoffen, insbesondere auf polyester-grundlage.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2657208A1 (de) * 1976-12-17 1978-06-22 Werner Dold Feinbau Platinengestell fuer kleingetriebe, insbesondere fuer anzeigewerke von manometern

Also Published As

Publication number Publication date
GB913685A (fr)
NL251036A (fr)
DE1202476B (de) 1965-10-07
FR1258508A (fr) 1961-04-14
BE590304A (fr)
LU39157A1 (fr) 1960-11-09

Similar Documents

Publication Publication Date Title
CH448507A (de) Verfahren zur Herstellung von Formmassen
AT283718B (de) Verfahren zur Herstellung von modifiziertem Polypropylen
CH383624A (de) Verfahren zur Herstellung von Polyamidformkörpern
CH375901A (de) Verfahren zur Herstellung von Polymerisaten aus olefinisch ungesättigten Kohlenwasserstoffen
CH437794A (de) Verfahren zur Herstellung von Polyesterharz
CH386405A (de) Verfahren zur Gewinnung von Reinmethanol aus synthetischem Rohmethanol
CH379756A (de) Verfahren zur Herstellung von Rohren aus Kunstharzschaum
AT255772B (de) Verfahren zur Herstellung von Schaumkunststoffen aus Polykondesaten
CH392896A (de) Verfahren zur Herstellung von Kunstharzen
CH427307A (de) Verfahren zur Herstellung von Formkörpern aus Karbiden
CH415632A (de) Verfahren zur Herstellung neuer 3-Pyrrolidylmethylamine
CH385813A (de) Verfahren zur Herstellung von Dioxyaceton
CH401357A (de) Verfahren zur Herstellung von Rufomycin
CH376904A (de) Verfahren zur Herstellung von Cyclohexanol
CH417935A (de) Verfahren zur Herstellung von Kunststoffschaummassen
CH407970A (de) Verfahren zur Herstellung neuer Telomerisate
CH433754A (de) Verfahren zur Herstellung von Isopropenylpyridinpolymerisaten
CH413384A (de) Verfahren zur Herstellung gehärteter Kunstharze
CH417615A (de) Verfahren zur Herstellung reinen Melamins
CH396412A (de) Verfahren zur Herstellung von schaumförmigen Polyamiden
CH431957A (de) Verfahren zur Herstellung von thermoplastischen Kunststoffmassen
AT248680B (de) Verfahren zur Herstellung von Schaumstoff-Formkörpern aus Polystyrol
CH407072A (de) Verfahren zur Herstellung neuer Telomerisate
CH392876A (de) Verfahren zur Herstellung von expandierbaren thermoplastischen Kunststoffen
CH397674A (de) Verfahren zur Herstellung von Dialkoxyvinylboran