SU955765A1 - Вставное трехшарошечное долото - Google Patents

Вставное трехшарошечное долото

Info

Publication number
SU955765A1
SU955765A1 SU3246701/03A SU3246701A SU955765A1 SU 955765 A1 SU955765 A1 SU 955765A1 SU 3246701/03 A SU3246701/03 A SU 3246701/03A SU 3246701 A SU3246701 A SU 3246701A SU 955765 A1 SU955765 A1 SU 955765A1
Authority
SU
USSR - Soviet Union
Prior art keywords
drill bit
cone drill
inserted tree
tree cone
bit
Prior art date
Application number
SU3246701/03A
Other languages
English (en)
Inventor
Я.А. Гельфгат
М.Я. Гельфгат
Д.И. Индрупский
Original Assignee
Всесоюзный Научно-Исследовательский Институт Буровой Техники
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 Всесоюзный Научно-Исследовательский Институт Буровой Техники filed Critical Всесоюзный Научно-Исследовательский Институт Буровой Техники
Priority to SU3246701/03A priority Critical patent/SU955765A1/ru
Application granted granted Critical
Publication of SU955765A1 publication Critical patent/SU955765A1/ru

Links

SU3246701/03A 1981-02-09 1981-02-09 Вставное трехшарошечное долото SU955765A1 (ru)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU3246701/03A SU955765A1 (ru) 1981-02-09 1981-02-09 Вставное трехшарошечное долото

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU3246701/03A SU955765A1 (ru) 1981-02-09 1981-02-09 Вставное трехшарошечное долото

Publications (1)

Publication Number Publication Date
SU955765A1 true SU955765A1 (ru) 1995-01-20

Family

ID=60525692

Family Applications (1)

Application Number Title Priority Date Filing Date
SU3246701/03A SU955765A1 (ru) 1981-02-09 1981-02-09 Вставное трехшарошечное долото

Country Status (1)

Country Link
SU (1) SU955765A1 (ru)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7650944B1 (en) 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention
USRE42877E1 (en) 2003-02-07 2011-11-01 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE42877E1 (en) 2003-02-07 2011-11-01 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion
US7650944B1 (en) 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention

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