NO970400D0 - Device for making a slit in a subterranean formation - Google Patents

Device for making a slit in a subterranean formation

Info

Publication number
NO970400D0
NO970400D0 NO970400A NO970400A NO970400D0 NO 970400 D0 NO970400 D0 NO 970400D0 NO 970400 A NO970400 A NO 970400A NO 970400 A NO970400 A NO 970400A NO 970400 D0 NO970400 D0 NO 970400D0
Authority
NO
Norway
Prior art keywords
slit
making
subterranean formation
subterranean
formation
Prior art date
Application number
NO970400A
Other languages
Norwegian (no)
Other versions
NO312421B1 (en
NO970400L (en
Inventor
Brent Reynolds Ross
Robert Nicolas 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 NO970400D0 publication Critical patent/NO970400D0/en
Publication of NO970400L publication Critical patent/NO970400L/en
Publication of NO312421B1 publication Critical patent/NO312421B1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B29/00—Cutting 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B11/00—Other drilling tools
    • E21B11/06—Other drilling tools with driven cutting chains or similarly driven tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Small-Scale Networks (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
NO19970400A 1994-08-02 1997-01-30 Device for making a slit in a subterranean formation NO312421B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP94202239 1994-08-02
PCT/EP1995/003091 WO1996004457A1 (en) 1994-08-02 1995-08-01 Device and method for making a slot in an underground formation

Publications (3)

Publication Number Publication Date
NO970400D0 true NO970400D0 (en) 1997-01-30
NO970400L NO970400L (en) 1997-01-30
NO312421B1 NO312421B1 (en) 2002-05-06

Family

ID=8217086

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19970400A NO312421B1 (en) 1994-08-02 1997-01-30 Device for making a slit in a subterranean formation

Country Status (12)

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

Families Citing this family (13)

* 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 (en) * 2008-03-13 2010-12-01 上海交通大学 Minisize down-hole lateral wall annular recess cutting implement
RU2464411C2 (en) * 2010-11-09 2012-10-20 Михаил Павлович Сергиенко Method of exposing productive beds and device to this end
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
CA2955228C (en) 2014-07-14 2021-02-02 Aarbakke Innovation A.S. Wellbore intervention tool for penetrating obstructions in a wellbore
CN104775813B (en) * 2015-03-26 2017-06-27 天地科技股份有限公司 Longitudinal groover in a kind of retractable hole
NO341205B1 (en) * 2015-05-19 2017-09-11 Sintef Tto As Milling tool with self driven active side cutters
CN105952380B (en) * 2016-06-17 2018-06-29 四川众基精锚工程技术有限公司 A kind of mould broaching equipment and its expanding method
EA034113B1 (en) * 2018-01-15 2019-12-27 Общество С Ограниченной Ответственностью "Научная Компания "Луч" Working element of perforating device
CN108954881B (en) * 2018-07-27 2020-05-19 贵州省智慧能源股份有限公司 Deep geothermal well slotting device and method
RU2751046C1 (en) * 2020-11-18 2021-07-07 Акционерное общество "Азимут" (АО "Азимут") Hydromechanical slit puncher

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

Also Published As

Publication number Publication date
NO312421B1 (en) 2002-05-06
NO970400L (en) 1997-01-30
AU682280B2 (en) 1997-09-25
NZ291437A (en) 1998-08-26
OA10398A (en) 2001-12-04
EP0774039A1 (en) 1997-05-21
WO1996004457A1 (en) 1996-02-15
RU2137912C1 (en) 1999-09-20
BR9508463A (en) 1997-12-30
CO4440615A1 (en) 1997-05-07
AU3256795A (en) 1996-03-04
DE69503251T2 (en) 1998-11-12
CN1052292C (en) 2000-05-10
DK0774039T3 (en) 1999-04-12
EP0774039B1 (en) 1998-07-01
DE69503251D1 (en) 1998-08-06
CN1154731A (en) 1997-07-16

Similar Documents

Publication Publication Date Title
NO951721D0 (en) Device for use in a borehole
NO940919D0 (en) Anchoring system for perforation in a wellbore
NO964955D0 (en) Two-way plug device for use in a wellbore
DE69304216D1 (en) Borehole perforation device
DE69520505T2 (en) SLOT CUTTER
NO951073D0 (en) Wellhead packaging device
DK0764234T3 (en) Whipstock device
DE59507688D1 (en) Cutting device with a motor
NO970400L (en) Device for making a slit in a subterranean formation
NO20006247D0 (en) Milling device for use in a borehole
DE69601233D1 (en) Auxiliary device for setting the fold dimensions in a fold inserting machine
NO915075D0 (en) DEVICE FOR PERFORING A FORMATION
FI940937A0 (en) Device in a rock drilling control system
DK0519661T3 (en) Rotary cutting device
DE69400542T2 (en) Paper cutter
DE69507616T2 (en) PAPER CUTTER
DE29504644U1 (en) Cutting device
KR950027010U (en) Paper alignment device
FI950310A (en) Device for placing materials in a borehole
FI902890A0 (en) Cutting device for web winding device
DE69312300D1 (en) Controlled perforation device in a folding device
KR960011252U (en) Asphalt cutter
KR920016470U (en) Paper cutting device
KR960018822U (en) Tape cutting line forming device
KR960000806U (en) A device that can simultaneously cut out and fold the paper box

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees