RU1776750C - Cone drill bit - Google Patents

Cone drill bit

Info

Publication number
RU1776750C
RU1776750C SU894706498A SU4706498A RU1776750C RU 1776750 C RU1776750 C RU 1776750C SU 894706498 A SU894706498 A SU 894706498A SU 4706498 A SU4706498 A SU 4706498A RU 1776750 C RU1776750 C RU 1776750C
Authority
RU
Russia
Prior art keywords
drill bit
cone drill
cone
bit
drill
Prior art date
Application number
SU894706498A
Other languages
Russian (ru)
Inventor
Aleksandr A Peregudov
Valerij A Birman
Valentina V Foraponova
Vadim P Yakimov
Georgij M Kryukov
Melis I Onotskij
Original Assignee
Inst Burovoi Tekhnik
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 Burovoi Tekhnik filed Critical Inst Burovoi Tekhnik
Priority to SU894706498A priority Critical patent/RU1776750C/en
Application granted granted Critical
Publication of RU1776750C publication Critical patent/RU1776750C/en

Links

SU894706498A 1989-06-19 1989-06-19 Cone drill bit RU1776750C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU894706498A RU1776750C (en) 1989-06-19 1989-06-19 Cone drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU894706498A RU1776750C (en) 1989-06-19 1989-06-19 Cone drill bit

Publications (1)

Publication Number Publication Date
RU1776750C true RU1776750C (en) 1992-11-23

Family

ID=21454789

Family Applications (1)

Application Number Title Priority Date Filing Date
SU894706498A RU1776750C (en) 1989-06-19 1989-06-19 Cone drill bit

Country Status (1)

Country Link
RU (1) RU1776750C (en)

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