RU94025101A - Hydraulic expander - Google Patents
Hydraulic expanderInfo
- 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
Links
- 238000005553 drilling Methods 0.000 claims abstract 2
- 239000002002 slurry Substances 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Landscapes
- 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)
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)
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 |
-
1994
- 1994-07-04 RU RU94025101A patent/RU2070956C1/en active
Also Published As
Publication number | Publication date |
---|---|
RU2070956C1 (en) | 1996-12-27 |
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