SU74093A1 - Taper cone for the bit used in drilling mines - Google Patents

Taper cone for the bit used in drilling mines

Info

Publication number
SU74093A1
SU74093A1 SU117A SU117A SU74093A1 SU 74093 A1 SU74093 A1 SU 74093A1 SU 117 A SU117 A SU 117A SU 117 A SU117 A SU 117A SU 74093 A1 SU74093 A1 SU 74093A1
Authority
SU
USSR - Soviet Union
Prior art keywords
taper cone
bit used
mines
drilling
drilling mines
Prior art date
Application number
SU117A
Other languages
Russian (ru)
Other versions
SU76484A1 (en
Inventor
К.Н. Щепотьев
Original Assignee
К.Н. Щепотьев
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 К.Н. Щепотьев filed Critical К.Н. Щепотьев
Priority to SU117A priority Critical patent/SU76484A1/en
Priority claimed from SU117A external-priority patent/SU76484A1/en
Publication of SU74093A1 publication Critical patent/SU74093A1/en
Application granted granted Critical
Publication of SU76484A1 publication Critical patent/SU76484A1/en

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Landscapes

  • Earth Drilling (AREA)

Description

Отв. редактор М. Л1. Акишин О Свод. Выпуск 2, 1949 г.Ed. editor M. L1. Akishin O Body. Release 2, 1949

Редактор А. К. АбрамовEditor A.K. Abramov

SU117A 1943-03-18 Device for spring balancing of mobile masses in X-ray racks SU76484A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU117A SU76484A1 (en) 1943-03-18 Device for spring balancing of mobile masses in X-ray racks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU117A SU76484A1 (en) 1943-03-18 Device for spring balancing of mobile masses in X-ray racks

Publications (2)

Publication Number Publication Date
SU74093A1 true SU74093A1 (en) 1948-11-30
SU76484A1 SU76484A1 (en) 1949-12-31

Family

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