RO63595A2 - Dispositif pour la fabrication des tubes a nervures helicoidales - Google Patents

Dispositif pour la fabrication des tubes a nervures helicoidales

Info

Publication number
RO63595A2
RO63595A2 RO6954172A RO6954172A RO63595A2 RO 63595 A2 RO63595 A2 RO 63595A2 RO 6954172 A RO6954172 A RO 6954172A RO 6954172 A RO6954172 A RO 6954172A RO 63595 A2 RO63595 A2 RO 63595A2
Authority
RO
Romania
Prior art keywords
manufacture
rib tubes
helicoidal rib
helicoidal
tubes
Prior art date
Application number
RO6954172A
Other languages
English (en)
French (fr)
Inventor
Ioan Mesesan
Ioan Chifor
Petru Ungur
Original Assignee
Tehnofrig Intreprinderea
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 Tehnofrig Intreprinderea filed Critical Tehnofrig Intreprinderea
Priority to RO6954172A priority Critical patent/RO63595A2/ro
Publication of RO63595A2 publication Critical patent/RO63595A2/ro

Links

RO6954172A 1972-01-26 1972-01-26 Dispositif pour la fabrication des tubes a nervures helicoidales RO63595A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO6954172A RO63595A2 (fr) 1972-01-26 1972-01-26 Dispositif pour la fabrication des tubes a nervures helicoidales

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO6954172A RO63595A2 (fr) 1972-01-26 1972-01-26 Dispositif pour la fabrication des tubes a nervures helicoidales

Publications (1)

Publication Number Publication Date
RO63595A2 true RO63595A2 (fr) 1978-09-15

Family

ID=20090124

Family Applications (1)

Application Number Title Priority Date Filing Date
RO6954172A RO63595A2 (fr) 1972-01-26 1972-01-26 Dispositif pour la fabrication des tubes a nervures helicoidales

Country Status (1)

Country Link
RO (1) RO63595A2 (ro)

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