SU604905A1 - Method of enlarging borehole - Google Patents

Method of enlarging borehole

Info

Publication number
SU604905A1
SU604905A1 SU701480442A SU1480442A SU604905A1 SU 604905 A1 SU604905 A1 SU 604905A1 SU 701480442 A SU701480442 A SU 701480442A SU 1480442 A SU1480442 A SU 1480442A SU 604905 A1 SU604905 A1 SU 604905A1
Authority
SU
USSR - Soviet Union
Prior art keywords
borehole
enlarging
enlarging borehole
Prior art date
Application number
SU701480442A
Other languages
Russian (ru)
Inventor
Александр Дмитриевич Костылев
Хаим Беркович Ткач
Original Assignee
Институт Горного Дела Сибирского Отделения Академии Наук Ссср
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 Институт Горного Дела Сибирского Отделения Академии Наук Ссср filed Critical Институт Горного Дела Сибирского Отделения Академии Наук Ссср
Priority to SU701480442A priority Critical patent/SU604905A1/en
Application granted granted Critical
Publication of SU604905A1 publication Critical patent/SU604905A1/en

Links

SU701480442A 1970-10-06 1970-10-06 Method of enlarging borehole SU604905A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU701480442A SU604905A1 (en) 1970-10-06 1970-10-06 Method of enlarging borehole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU701480442A SU604905A1 (en) 1970-10-06 1970-10-06 Method of enlarging borehole

Publications (1)

Publication Number Publication Date
SU604905A1 true SU604905A1 (en) 1978-04-30

Family

ID=20458008

Family Applications (1)

Application Number Title Priority Date Filing Date
SU701480442A SU604905A1 (en) 1970-10-06 1970-10-06 Method of enlarging borehole

Country Status (1)

Country Link
SU (1) SU604905A1 (en)

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