RO86208B1 - Corunca - Google Patents

Corunca

Info

Publication number
RO86208B1
RO86208B1 RO110293A RO11029383A RO86208B1 RO 86208 B1 RO86208 B1 RO 86208B1 RO 110293 A RO110293 A RO 110293A RO 11029383 A RO11029383 A RO 11029383A RO 86208 B1 RO86208 B1 RO 86208B1
Authority
RO
Romania
Prior art keywords
hole
trinase
solidarized
pavers
carcasses
Prior art date
Application number
RO110293A
Other languages
English (en)
Other versions
RO86208A2 (ro
Inventor
Niculae Abalaru
Original Assignee
îNTREPRINDEREA DE FORAJ SI LUCRARI GEOLOGICE SPECIALE
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 îNTREPRINDEREA DE FORAJ SI LUCRARI GEOLOGICE SPECIALE filed Critical îNTREPRINDEREA DE FORAJ SI LUCRARI GEOLOGICE SPECIALE
Priority to RO110293A priority Critical patent/RO86208B1/ro
Publication of RO86208A2 publication Critical patent/RO86208A2/ro
Publication of RO86208B1 publication Critical patent/RO86208B1/ro

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Abstract

Inventia se refera la o corunca folosind pentru recuperarea unui tronson de prajini de forare cu diametru mare sau foarte mare ramas într-o gaura aflata în foraj ca urmare a unui accident. Corunca conform inventiei, este caracterizata prin aceea ca este constituita dintr-un corp cilindric îmbinat supeior la o garnitura de prajini de lansare prin intermediul unei reductii în care este montat un scaun cu care poate ajunge în contact un obturator lansat atunci cînd devine necesara actionarea hidraulica a unor piese de prindere, iar inferior corpul este în legatura prin intermrdiul unei placi circulare cu o palarie excentrica prevazuta cu o spirala. Pesele sînt formate din niste falci solidarizate de corp între care sînt articulate cu ajutorul unor bolturi-fixate cu niste pene - niste leviere care pot patrunde în corp prin niste ferestre practicate în el, în scopul prinderii si retinerii unui trinson de prajinii ramas într-o gaura aflata în forane.
RO110293A 1983-03-11 1983-03-11 Corunca RO86208B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO110293A RO86208B1 (ro) 1983-03-11 1983-03-11 Corunca

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO110293A RO86208B1 (ro) 1983-03-11 1983-03-11 Corunca

Publications (2)

Publication Number Publication Date
RO86208A2 RO86208A2 (ro) 1985-03-15
RO86208B1 true RO86208B1 (ro) 1985-03-31

Family

ID=20112791

Family Applications (1)

Application Number Title Priority Date Filing Date
RO110293A RO86208B1 (ro) 1983-03-11 1983-03-11 Corunca

Country Status (1)

Country Link
RO (1) RO86208B1 (ro)

Also Published As

Publication number Publication date
RO86208A2 (ro) 1985-03-15

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