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RU94025101A - Hydraulic expander - Google Patents

Hydraulic expander

Info

Publication number
RU94025101A
RU94025101A RU94025101/03A RU94025101A RU94025101A RU 94025101 A RU94025101 A RU 94025101A RU 94025101/03 A RU94025101/03 A RU 94025101/03A RU 94025101 A RU94025101 A RU 94025101A RU 94025101 A RU94025101 A RU 94025101A
Authority
RU
Russia
Prior art keywords
expander
hydraulic
hydraulic expander
hole
drilling equipment
Prior art date
Application number
RU94025101/03A
Other languages
Russian (ru)
Other versions
RU2070956C1 (en
Inventor
В.Ю. Ванцев
И.А. Козубовский
А.В. Сафронов
А.В. Банных
В.А. Каплун
Original Assignee
Камский научно-исследовательский институт комплексных исследований глубоких и сверхглубоких скважин
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 Камский научно-исследовательский институт комплексных исследований глубоких и сверхглубоких скважин filed Critical Камский научно-исследовательский институт комплексных исследований глубоких и сверхглубоких скважин
Priority to RU94025101A priority Critical patent/RU2070956C1/en
Publication of RU94025101A publication Critical patent/RU94025101A/en
Application granted granted Critical
Publication of RU2070956C1 publication Critical patent/RU2070956C1/en

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  • Earth Drilling (AREA)

Abstract

FIELD: mining industry. SUBSTANCE: invention refers to drilling equipment, in particular to devices providing for expansion of shaft of hole. Proposed design of hydraulic expander makes it possible to prevent any seizure of legs of expander due to possible sliming. EFFECT: increased reliability of operation of hydraulic expander in hole.

Claims (1)

Изобретение относится к области буровой техники, в частности к устройствам, обеспечивающим расширение ствола скважины. Целью изобретения является повышение надежности работы гидравлического расширителя в скважине. Предложена конструкция гидравлического расширителя, позволяющая исключить заклинивание лап расширителя в результате возможного шламования.The invention relates to the field of drilling equipment, in particular to devices for expanding a wellbore. The aim of the invention is to increase the reliability of the hydraulic conservator in the well. The design of a hydraulic expander is proposed, which allows to exclude jamming of the expander paws as a result of possible slurry.
RU94025101A 1994-07-04 1994-07-04 Hydraulic reamer RU2070956C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU94025101A RU2070956C1 (en) 1994-07-04 1994-07-04 Hydraulic reamer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU94025101A RU2070956C1 (en) 1994-07-04 1994-07-04 Hydraulic reamer

Publications (2)

Publication Number Publication Date
RU94025101A true RU94025101A (en) 1996-06-10
RU2070956C1 RU2070956C1 (en) 1996-12-27

Family

ID=20158069

Family Applications (1)

Application Number Title Priority Date Filing Date
RU94025101A RU2070956C1 (en) 1994-07-04 1994-07-04 Hydraulic reamer

Country Status (1)

Country Link
RU (1) RU2070956C1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2152502C1 (en) * 1998-08-04 2000-07-10 Дочернее общество с ограниченной ответственностью "Буровая компания РАО "Газпром" Eccentric reamer
RU2208120C1 (en) * 2001-12-14 2003-07-10 Башкатов Алексей Дмитриевич Hole reamer
RU2244796C1 (en) * 2003-10-23 2005-01-20 Керимов Ваид Амирджанович Well expander
RU2292438C1 (en) * 2005-07-01 2007-01-27 Алексей Дмитриевич Башкатов Reamer
RU2299968C1 (en) * 2005-12-08 2007-05-27 Открытое акционерное общество "Татнефть" им. В.Д. Шашина Well reamer
RU2318975C1 (en) * 2007-02-08 2008-03-10 Общество с ограниченной ответственностью Научно-производственное предприятие "БУРИНТЕХ" (ООО НПП "БУРИНТЕХ") Extendable well reamer
RU2418147C1 (en) * 2010-01-11 2011-05-10 Открытое акционерное общество "Татнефть" имени В.Д. Шашина Calibrating device of extension-type well shaft
RU2425944C1 (en) * 2010-03-12 2011-08-10 Открытое акционерное общество "Татнефть" имени В.Д. Шашина Extension-type reamer bit

Also Published As

Publication number Publication date
RU2070956C1 (en) 1996-12-27

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