OA10398A - Device for making a slot in an underground formation - Google Patents

Device for making a slot in an underground formation Download PDF

Info

Publication number
OA10398A
OA10398A OA60958A OA60958A OA10398A OA 10398 A OA10398 A OA 10398A OA 60958 A OA60958 A OA 60958A OA 60958 A OA60958 A OA 60958A OA 10398 A OA10398 A OA 10398A
Authority
OA
OAPI
Prior art keywords
arm
saw arm
saw
housing
slot
Prior art date
Application number
OA60958A
Other languages
English (en)
Inventor
Brent Reynolds Ross
Robert Nicholas Worrall
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of OA10398A publication Critical patent/OA10398A/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B29/00Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B11/00Other drilling tools
    • E21B11/06Other drilling tools with driven cutting chains or similarly driven tools
OA60958A 1994-08-02 1997-01-31 Device for making a slot in an underground formation OA10398A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP94202239 1994-08-02

Publications (1)

Publication Number Publication Date
OA10398A true OA10398A (en) 2001-12-04

Family

ID=8217086

Family Applications (1)

Application Number Title Priority Date Filing Date
OA60958A OA10398A (en) 1994-08-02 1997-01-31 Device for making a slot in an underground formation

Country Status (12)

Country Link
EP (1) EP0774039B1 (pt)
CN (1) CN1052292C (pt)
AU (1) AU682280B2 (pt)
BR (1) BR9508463A (pt)
CO (1) CO4440615A1 (pt)
DE (1) DE69503251T2 (pt)
DK (1) DK0774039T3 (pt)
NO (1) NO312421B1 (pt)
NZ (1) NZ291437A (pt)
OA (1) OA10398A (pt)
RU (1) RU2137912C1 (pt)
WO (1) WO1996004457A1 (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104775813A (zh) * 2015-03-26 2015-07-15 天地科技股份有限公司 一种可开合孔内纵向切槽装置

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9522688D0 (en) * 1995-11-06 1996-01-10 Red Baron Oil Tools Rental Apparatus for forming a slot in a wellbore
GB0226725D0 (en) * 2002-11-15 2002-12-24 Bp Exploration Operating method
CN101240697B (zh) * 2008-03-13 2010-12-01 上海交通大学 微型井下侧壁环形槽切割工具
RU2464411C2 (ru) * 2010-11-09 2012-10-20 Михаил Павлович Сергиенко Способ вскрытия продуктивных пластов и устройство для его осуществления
GB201100975D0 (en) * 2011-01-20 2011-03-09 Lee Paul B Downhole tools
US9371698B2 (en) 2013-11-06 2016-06-21 Bernard Compton Chung Subsurface formation cutter
MX2017000642A (es) 2014-07-14 2017-10-02 Aarbakke Innovation A S Herramienta de intervencion de pozos para penetrar obstrucciones en un pozo.
NO341205B1 (en) * 2015-05-19 2017-09-11 Sintef Tto As Milling tool with self driven active side cutters
CN105952380B (zh) * 2016-06-17 2018-06-29 四川众基精锚工程技术有限公司 一种模扩孔设备及其扩孔方法
EA034113B1 (ru) * 2018-01-15 2019-12-27 Общество С Ограниченной Ответственностью "Научная Компания "Луч" Рабочий орган перфорационного устройства
CN108954881B (zh) * 2018-07-27 2020-05-19 贵州省智慧能源股份有限公司 一种深部地热井开缝装置及方法
RU2751046C1 (ru) * 2020-11-18 2021-07-07 Акционерное общество "Азимут" (АО "Азимут") Гидромеханический щелевой перфоратор

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1406351A (en) * 1920-09-04 1922-02-14 Clyde S Corrigan Control bracket gear for deep-well-enlarging and cistern-making machines
US2178554A (en) * 1938-01-26 1939-11-07 Clifford P Bowie Well slotter
GB842549A (en) * 1959-03-20 1960-07-27 Ramsey Smith Deep well chain saw

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104775813A (zh) * 2015-03-26 2015-07-15 天地科技股份有限公司 一种可开合孔内纵向切槽装置

Also Published As

Publication number Publication date
DE69503251T2 (de) 1998-11-12
NO312421B1 (no) 2002-05-06
EP0774039B1 (en) 1998-07-01
CN1154731A (zh) 1997-07-16
DK0774039T3 (da) 1999-04-12
AU3256795A (en) 1996-03-04
DE69503251D1 (de) 1998-08-06
RU2137912C1 (ru) 1999-09-20
CN1052292C (zh) 2000-05-10
NZ291437A (en) 1998-08-26
EP0774039A1 (en) 1997-05-21
BR9508463A (pt) 1997-12-30
AU682280B2 (en) 1997-09-25
CO4440615A1 (es) 1997-05-07
WO1996004457A1 (en) 1996-02-15
NO970400L (no) 1997-01-30
NO970400D0 (no) 1997-01-30

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