RO86863B1 - BURGHIU DE GAURIRE ADîNCA - Google Patents

BURGHIU DE GAURIRE ADîNCA

Info

Publication number
RO86863B1
RO86863B1 RO111533A RO11153383A RO86863B1 RO 86863 B1 RO86863 B1 RO 86863B1 RO 111533 A RO111533 A RO 111533A RO 11153383 A RO11153383 A RO 11153383A RO 86863 B1 RO86863 B1 RO 86863B1
Authority
RO
Romania
Prior art keywords
drilling bit
deep drilling
increase
deep
drill
Prior art date
Application number
RO111533A
Other languages
English (en)
Other versions
RO86863A2 (ro
Inventor
Florea Cioc
Ion Iovanescu
Nicolae Vrabiescu
Original Assignee
Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Masini-Unelte
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 De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Masini-Unelte filed Critical Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Masini-Unelte
Priority to RO111533A priority Critical patent/RO86863B1/ro
Publication of RO86863A2 publication Critical patent/RO86863A2/ro
Publication of RO86863B1 publication Critical patent/RO86863B1/ro

Links

Landscapes

  • Drilling Tools (AREA)
  • Earth Drilling (AREA)

Abstract

Inventia se refera la un burghiu de gaurire adînca avînd canale exterioare cu tuburi de conducere a fluidului de racire-ungere, care în scopul cresterii durabilitatii maririi sigurantei în exploatare, cresterii productivitatii si îmbunatatirii calitatii pieselor canalele de amplasare a tuburilor au în sectiune normala forma unui trapez cu baza mica deschisa situata spre exterior si baza mare în trepte simetrice situata spre axa burghiului.
RO111533A 1983-07-05 1983-07-05 BURGHIU DE GAURIRE ADîNCA RO86863B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO111533A RO86863B1 (ro) 1983-07-05 1983-07-05 BURGHIU DE GAURIRE ADîNCA

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO111533A RO86863B1 (ro) 1983-07-05 1983-07-05 BURGHIU DE GAURIRE ADîNCA

Publications (2)

Publication Number Publication Date
RO86863A2 RO86863A2 (ro) 1985-08-31
RO86863B1 true RO86863B1 (ro) 1985-09-01

Family

ID=20113356

Family Applications (1)

Application Number Title Priority Date Filing Date
RO111533A RO86863B1 (ro) 1983-07-05 1983-07-05 BURGHIU DE GAURIRE ADîNCA

Country Status (1)

Country Link
RO (1) RO86863B1 (ro)

Also Published As

Publication number Publication date
RO86863A2 (ro) 1985-08-31

Similar Documents

Publication Publication Date Title
ES285582U (es) Herramienta de taladrar.
DE59006030D1 (de) Hohlbohrwerkzeug.
GB1330264A (en) Drilling assembly
BR9506598A (pt) Porta-ferramenta para receber e reter uma ferramenta e adaptador de fresa
GB1395855A (en) Twist drill
DE3576128D1 (de) Folgegesenk mit elastischer werkzeughalterung.
FR2382804A1 (fr) Circuit logique realise suivant la technique des circuits integres mos
SE8106468L (sv) Borrverktyg
SE8700290D0 (sv) Skerskivor for bergbearbetande maskiner
DK364489A (da) Boreindretning til fremstilling af borehuller med en underskaering
RO86863B1 (ro) BURGHIU DE GAURIRE ADîNCA
ATE31887T1 (de) Bohrhammer.
IT1127070B (it) Trasmissione
GB558868A (en) Rock drills
FR2420511A1 (fr) Manchon de percage pour perceuse a verre
CN205520638U (zh) 一种用于车床主轴夹紧装置的油缸
PT85517A (pt) Processo e dispositivo para a fixacao de pecas num corpo oco
SE8405774L (sv) Borrstangsstabilisator
GB532968A (en) Improvements in and relating to tubular surface coolers
CN220943319U (zh) 一种硬质合金钻头
JPS59183702U (ja) 面取装置
ES531975A0 (es) Un procedimiento para preparar una amina secundaria, particularmente un derivado de fenetilamina
SU1479602A2 (ru) Буровое шарошечное долото
SU867530A1 (ru) Оправка
UA18473A (uk) Розточувальhий верстат