RO64418A3 - PNEUMATIC CONTROL DEVICE FOR DRILLING HEADS FOR DEEP HOLES - Google Patents

PNEUMATIC CONTROL DEVICE FOR DRILLING HEADS FOR DEEP HOLES

Info

Publication number
RO64418A3
RO64418A3 RO7762374A RO7762374A RO64418A3 RO 64418 A3 RO64418 A3 RO 64418A3 RO 7762374 A RO7762374 A RO 7762374A RO 7762374 A RO7762374 A RO 7762374A RO 64418 A3 RO64418 A3 RO 64418A3
Authority
RO
Romania
Prior art keywords
control device
pneumatic control
deep holes
drilling heads
drilling
Prior art date
Application number
RO7762374A
Other languages
French (fr)
Romanian (ro)
Other versions
RO63271A2 (en
Inventor
Ion Stefan
Emil Ionescu
Gheorghe Constantin
Benedek Jakab
Original Assignee
Nr 2 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 Nr 2 Intreprinderea filed Critical Nr 2 Intreprinderea
Priority to RO7762374A priority Critical patent/RO64418A3/en
Publication of RO63271A2 publication Critical patent/RO63271A2/en
Publication of RO64418A3 publication Critical patent/RO64418A3/en

Links

RO7762374A 1974-02-12 1974-02-12 PNEUMATIC CONTROL DEVICE FOR DRILLING HEADS FOR DEEP HOLES RO64418A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO7762374A RO64418A3 (en) 1974-02-12 1974-02-12 PNEUMATIC CONTROL DEVICE FOR DRILLING HEADS FOR DEEP HOLES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO7762374A RO64418A3 (en) 1974-02-12 1974-02-12 PNEUMATIC CONTROL DEVICE FOR DRILLING HEADS FOR DEEP HOLES

Publications (2)

Publication Number Publication Date
RO63271A2 RO63271A2 (en) 1978-06-15
RO64418A3 true RO64418A3 (en) 1978-12-15

Family

ID=20093294

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7762374A RO64418A3 (en) 1974-02-12 1974-02-12 PNEUMATIC CONTROL DEVICE FOR DRILLING HEADS FOR DEEP HOLES

Country Status (1)

Country Link
RO (1) RO64418A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2676228B1 (en) * 1991-05-07 1995-01-06 Rhone Poulenc Chimie PROCESS FOR THE PREPARATION OF CHLOROQUIN SULFATE.

Also Published As

Publication number Publication date
RO63271A2 (en) 1978-06-15

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