SU1488463A2 - Rotary-percussive drilling device - Google Patents

Rotary-percussive drilling device

Info

Publication number
SU1488463A2
SU1488463A2 SU874282785A SU4282785A SU1488463A2 SU 1488463 A2 SU1488463 A2 SU 1488463A2 SU 874282785 A SU874282785 A SU 874282785A SU 4282785 A SU4282785 A SU 4282785A SU 1488463 A2 SU1488463 A2 SU 1488463A2
Authority
SU
USSR - Soviet Union
Prior art keywords
rotary
drilling device
percussive drilling
percussive
drilling
Prior art date
Application number
SU874282785A
Other languages
Russian (ru)
Inventor
Anatolij I Prokopenko
Aleksandr N Ryashentsev
Original Assignee
Inst Gornogo Dela So An Sssr
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 Inst Gornogo Dela So An Sssr filed Critical Inst Gornogo Dela So An Sssr
Priority to SU874282785A priority Critical patent/SU1488463A2/en
Application granted granted Critical
Publication of SU1488463A2 publication Critical patent/SU1488463A2/en

Links

SU874282785A 1987-06-26 1987-06-26 Rotary-percussive drilling device SU1488463A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU874282785A SU1488463A2 (en) 1987-06-26 1987-06-26 Rotary-percussive drilling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU874282785A SU1488463A2 (en) 1987-06-26 1987-06-26 Rotary-percussive drilling device

Publications (1)

Publication Number Publication Date
SU1488463A2 true SU1488463A2 (en) 1989-06-23

Family

ID=21318880

Family Applications (1)

Application Number Title Priority Date Filing Date
SU874282785A SU1488463A2 (en) 1987-06-26 1987-06-26 Rotary-percussive drilling device

Country Status (1)

Country Link
SU (1) SU1488463A2 (en)

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