RU2000422C1 - Буровое шарошечное долото - Google Patents

Буровое шарошечное долото

Info

Publication number
RU2000422C1
RU2000422C1 SU4941396A RU2000422C1 RU 2000422 C1 RU2000422 C1 RU 2000422C1 SU 4941396 A SU4941396 A SU 4941396A RU 2000422 C1 RU2000422 C1 RU 2000422C1
Authority
RU
Russia
Prior art keywords
drill bit
cone drill
ring
locking
essence
Prior art date
Application number
Other languages
English (en)
Inventor
Виталий Сергеевич Травкин
Борис Петрович Филатов
В чеслав Геннадиевич Смирнов
Григорий Андреевич Поланский
Original Assignee
Специальное конструкторское бюро по геологоразведочной технике
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 Специальное конструкторское бюро по геологоразведочной технике filed Critical Специальное конструкторское бюро по геологоразведочной технике
Priority to SU4941396 priority Critical patent/RU2000422C1/ru
Application granted granted Critical
Publication of RU2000422C1 publication Critical patent/RU2000422C1/ru

Links

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  • Earth Drilling (AREA)

Abstract

Использование: область бурени  скважин , в частности породоразрушающий инструмент . Сущность: в шарошечном долоте замковое кольцо 4 выполнено разрезным. Стопорный палец 7 выполнен с клиновой вершиной 9. Вершина 9 расположена в прорези 10 кольца 4. 2 ил,
SU4941396 1991-06-03 1991-06-03 Буровое шарошечное долото RU2000422C1 (ru)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU4941396 RU2000422C1 (ru) 1991-06-03 1991-06-03 Буровое шарошечное долото

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU4941396 RU2000422C1 (ru) 1991-06-03 1991-06-03 Буровое шарошечное долото

Publications (1)

Publication Number Publication Date
RU2000422C1 true RU2000422C1 (ru) 1993-09-07

Family

ID=21577245

Family Applications (1)

Application Number Title Priority Date Filing Date
SU4941396 RU2000422C1 (ru) 1991-06-03 1991-06-03 Буровое шарошечное долото

Country Status (1)

Country Link
RU (1) RU2000422C1 (ru)

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