RO78581A2 - Graifar trepan monocablu cu dispozitiv de declansare automata - Google Patents

Graifar trepan monocablu cu dispozitiv de declansare automata

Info

Publication number
RO78581A2
RO78581A2 RO7997448A RO9744879A RO78581A2 RO 78581 A2 RO78581 A2 RO 78581A2 RO 7997448 A RO7997448 A RO 7997448A RO 9744879 A RO9744879 A RO 9744879A RO 78581 A2 RO78581 A2 RO 78581A2
Authority
RO
Romania
Prior art keywords
monocable
trepan
tripping device
automatic tripping
spoon
Prior art date
Application number
RO7997448A
Other languages
English (en)
French (fr)
Inventor
Dana Buhan-Grigoras
Mihail Virgil
Original Assignee
Centrala De Constructii Cai Ferate,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 Centrala De Constructii Cai Ferate,Ro filed Critical Centrala De Constructii Cai Ferate,Ro
Priority to RO7997448A priority Critical patent/RO78581A2/ro
Publication of RO78581A2 publication Critical patent/RO78581A2/ro

Links

RO7997448A 1979-05-08 1979-05-08 Graifar trepan monocablu cu dispozitiv de declansare automata RO78581A2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO7997448A RO78581A2 (ro) 1979-05-08 1979-05-08 Graifar trepan monocablu cu dispozitiv de declansare automata

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO7997448A RO78581A2 (ro) 1979-05-08 1979-05-08 Graifar trepan monocablu cu dispozitiv de declansare automata

Publications (1)

Publication Number Publication Date
RO78581A2 true RO78581A2 (ro) 1982-03-24

Family

ID=20105940

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7997448A RO78581A2 (ro) 1979-05-08 1979-05-08 Graifar trepan monocablu cu dispozitiv de declansare automata

Country Status (1)

Country Link
RO (1) RO78581A2 (ro)

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