RO71881A2 - COMBINED DRILL FOR PIPES - Google Patents

COMBINED DRILL FOR PIPES

Info

Publication number
RO71881A2
RO71881A2 RO7790813A RO9081377A RO71881A2 RO 71881 A2 RO71881 A2 RO 71881A2 RO 7790813 A RO7790813 A RO 7790813A RO 9081377 A RO9081377 A RO 9081377A RO 71881 A2 RO71881 A2 RO 71881A2
Authority
RO
Romania
Prior art keywords
pipes
combined drill
drill
combined
Prior art date
Application number
RO7790813A
Other languages
French (fr)
Romanian (ro)
Inventor
Vitalie Belousov
Hen Titus
Mihai Severincu
Mircea Cozminca
Panait Stan
Eugen Lipsa
Nicolae Suga
Original Assignee
Institutul Politehnic,Ro
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 Institutul Politehnic,Ro filed Critical Institutul Politehnic,Ro
Priority to RO7790813A priority Critical patent/RO71881A2/en
Publication of RO71881A2 publication Critical patent/RO71881A2/en

Links

RO7790813A 1977-06-25 1977-06-25 COMBINED DRILL FOR PIPES RO71881A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO7790813A RO71881A2 (en) 1977-06-25 1977-06-25 COMBINED DRILL FOR PIPES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO7790813A RO71881A2 (en) 1977-06-25 1977-06-25 COMBINED DRILL FOR PIPES

Publications (1)

Publication Number Publication Date
RO71881A2 true RO71881A2 (en) 1981-07-30

Family

ID=20097910

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7790813A RO71881A2 (en) 1977-06-25 1977-06-25 COMBINED DRILL FOR PIPES

Country Status (1)

Country Link
RO (1) RO71881A2 (en)

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