ES435708A1 - Procedimiento y dispositivo para la fabricacion de tubos de material plastico de doble pared, con una pared exterior acanalada en forma anular o bien helicoidal. - Google Patents

Procedimiento y dispositivo para la fabricacion de tubos de material plastico de doble pared, con una pared exterior acanalada en forma anular o bien helicoidal.

Info

Publication number: ES435708A1
Authority: ES; Spain
Prior art keywords: annular; translation; manufacture; legally binding; google translate
Prior art date: 1974-03-22
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

ES435708A

Other languages

English (en)

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

HGLER

Original Assignee

HGLER

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.)

1974-03-22

Filing date

1975-03-17

Publication date

1976-12-16

1974-03-22 Priority claimed from DE19742413787 external-priority patent/DE2413787C2/de

1974-03-22 Priority claimed from DE2413879A external-priority patent/DE2413879C3/de

1975-03-17 Application filed by HGLER filed Critical HGLER

1976-12-16 Publication of ES435708A1 publication Critical patent/ES435708A1/es

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title abstract 4
239000000463 material Substances 0.000 title abstract 3
238000004519 manufacturing process Methods 0.000 title abstract 2
230000000295 complement effect Effects 0.000 abstract 1
238000001125 extrusion Methods 0.000 abstract 1

Landscapes

Shaping Of Tube Ends By Bending Or Straightening (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)

ES435708A 1974-03-22 1975-03-17 Procedimiento y dispositivo para la fabricacion de tubos de material plastico de doble pared, con una pared exterior acanalada en forma anular o bien helicoidal. Expired ES435708A1 (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19742413787 DE2413787C2 (de)		1974-03-22	AuslaBschalldämpfer für einen Gasverdichter
DE2413879A DE2413879C3 (de)	1974-03-22	1974-03-22	Vorrichtung zur Herstellung eines doppelwandigen Kunststoffrohrs aus einem gewellten Außenrohr und einem glatten Innenrohr

Publications (1)

Publication Number	Publication Date
ES435708A1 true ES435708A1 (es)	1976-12-16

Family

ID=25766848

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES435708A Expired ES435708A1 (es)	1974-03-22	1975-03-17	Procedimiento y dispositivo para la fabricacion de tubos de material plastico de doble pared, con una pared exterior acanalada en forma anular o bien helicoidal.

Country Status (1)

Country	Link
ES (1)	ES435708A1 (es)

1975
- 1975-03-17 ES ES435708A patent/ES435708A1/es not_active Expired

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