SU393448A2 - - Google Patents

Info

Publication number
SU393448A2
SU393448A2 SU1807832A SU1807832A SU393448A2 SU 393448 A2 SU393448 A2 SU 393448A2 SU 1807832 A SU1807832 A SU 1807832A SU 1807832 A SU1807832 A SU 1807832A SU 393448 A2 SU393448 A2 SU 393448A2
Authority
SU
USSR - Soviet Union
Application number
SU1807832A
Other languages
Russian (ru)
Other versions
SU393448A1 (ru
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
Publication of SU393448A1 publication Critical patent/SU393448A1/ru
Priority claimed from SU1807832A external-priority patent/SU393448A1/ru
Application filed filed Critical
Priority to SU1807832A priority Critical patent/SU393448A1/ru
Application granted granted Critical
Publication of SU393448A2 publication Critical patent/SU393448A2/ru

Links

SU1807832A 1972-07-11 Буровое устройство для расширения скважин в крепких породах SU393448A1 (ru)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU1807832A SU393448A1 (ru) 1972-07-11 Буровое устройство для расширения скважин в крепких породах

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1807832A SU393448A1 (ru) 1972-07-11 Буровое устройство для расширения скважин в крепких породах

Publications (2)

Publication Number Publication Date
SU393448A1 SU393448A1 (ru)
SU393448A2 true SU393448A2 (xx) 1973-08-10

Family

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