CH379756A - Verfahren zur Herstellung von Rohren aus Kunstharzschaum - Google Patents
Verfahren zur Herstellung von Rohren aus KunstharzschaumInfo
- 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
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
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)
Cited By (1)
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)
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 |
WO1995011761A1 (en) * | 1993-10-26 | 1995-05-04 | Balmoral Group 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)
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 (US07122603-20061017-C00294.png) * | 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. |
-
0
- NL NL251036D patent/NL251036A/xx unknown
- BE BE590304D patent/BE590304A/xx unknown
- GB GB913685D patent/GB913685A/en active Active
-
1958
- 1958-10-14 DE DES60248A patent/DE1202476B/de active Pending
-
1960
- 1960-04-26 CH CH477960A patent/CH379756A/de unknown
- 1960-05-03 FR FR826088A patent/FR1258508A/fr not_active Expired
- 1960-09-09 LU LU39157D patent/LU39157A1/xx unknown
Cited By (1)
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 (US07122603-20061017-C00294.png) | |
NL251036A (US07122603-20061017-C00294.png) | |
DE1202476B (de) | 1965-10-07 |
BE590304A (US07122603-20061017-C00294.png) | |
FR1258508A (fr) | 1961-04-14 |
LU39157A1 (US07122603-20061017-C00294.png) | 1960-11-09 |
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