DE602004005444D1 - Bohrerspitze und system zum bohren eines bohrlochs - Google Patents

Bohrerspitze und system zum bohren eines bohrlochs

Info

Publication number
DE602004005444D1
DE602004005444D1 DE602004005444T DE602004005444T DE602004005444D1 DE 602004005444 D1 DE602004005444 D1 DE 602004005444D1 DE 602004005444 T DE602004005444 T DE 602004005444T DE 602004005444 T DE602004005444 T DE 602004005444T DE 602004005444 D1 DE602004005444 D1 DE 602004005444D1
Authority
DE
Germany
Prior art keywords
drilling
tip
hole
drilling hole
drilling tip
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE602004005444T
Other languages
English (en)
Other versions
DE602004005444T2 (de
Inventor
Djurre Hans Zijsling
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of DE602004005444D1 publication Critical patent/DE602004005444D1/de
Application granted granted Critical
Publication of DE602004005444T2 publication Critical patent/DE602004005444T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/322—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools cutter shifted by fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
DE602004005444T 2003-05-21 2004-05-19 Bohrerspitze und system zum bohren eines bohrlochs Expired - Fee Related DE602004005444T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP03076532 2003-05-21
EP03076532 2003-05-21
PCT/EP2004/050856 WO2004104361A1 (en) 2003-05-21 2004-05-19 Drill bit and system for drilling a borehole

Publications (2)

Publication Number Publication Date
DE602004005444D1 true DE602004005444D1 (de) 2007-05-03
DE602004005444T2 DE602004005444T2 (de) 2007-07-19

Family

ID=33462159

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004005444T Expired - Fee Related DE602004005444T2 (de) 2003-05-21 2004-05-19 Bohrerspitze und system zum bohren eines bohrlochs

Country Status (9)

Country Link
US (1) US7383900B2 (de)
EP (1) EP1625276B1 (de)
CN (1) CN100540840C (de)
BR (1) BRPI0410464A (de)
CA (1) CA2526881C (de)
DE (1) DE602004005444T2 (de)
EA (1) EA007764B1 (de)
NO (1) NO20056066L (de)
WO (1) WO2004104361A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6971459B2 (en) * 2002-04-30 2005-12-06 Raney Richard C Stabilizing system and methods for a drill bit
US7467671B2 (en) 2003-11-28 2008-12-23 Shell Oil Company Drill bit with protection member
US7823657B2 (en) 2008-01-15 2010-11-02 Abergeldie Holdings Pty Ltd/Abergeldie Plant Pty Ltd. Drilling assembly, drilling reamer arm assembly, and methods of drilling
CN102979461B (zh) * 2012-12-19 2015-10-21 广汉市井管厂 一种同心跟管钻具
US9816355B2 (en) * 2014-07-24 2017-11-14 Baker Hughes, A Ge Company, Llc Multi-purpose through tubing tool
GB2564468B (en) * 2017-07-13 2020-01-01 Equinor Energy As Cutting tool with pivotally fixed cutters
CN112020594A (zh) * 2018-03-26 2020-12-01 诺瓦泰克Ip有限责任公司 井眼横截面操纵
CN108756757B (zh) * 2018-05-30 2020-07-03 河南理工大学 注液式矿用钻头式扩孔器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2238377A (en) * 1939-09-09 1941-04-15 Edward S Strang Undercutter
US2822150A (en) * 1955-04-18 1958-02-04 Baker Oil Tools Inc Rotary expansible drill bits
US3208540A (en) * 1963-03-21 1965-09-28 Baker Oil Tools Inc Expansible rotary well drilling bit
GB2320270B (en) * 1996-12-06 2001-01-17 Psl Tools Ltd Downhole tool
GB2365888B (en) 2000-08-11 2002-07-24 Renovus Ltd Drilling apparatus

Also Published As

Publication number Publication date
US20070039760A1 (en) 2007-02-22
CA2526881C (en) 2012-01-24
EA200501840A1 (ru) 2006-06-30
CA2526881A1 (en) 2004-12-02
CN100540840C (zh) 2009-09-16
EP1625276A1 (de) 2006-02-15
EP1625276B1 (de) 2007-03-21
CN1791733A (zh) 2006-06-21
US7383900B2 (en) 2008-06-10
EA007764B1 (ru) 2006-12-29
BRPI0410464A (pt) 2006-05-30
NO20056066L (no) 2006-02-17
DE602004005444T2 (de) 2007-07-19
WO2004104361A1 (en) 2004-12-02

Similar Documents

Publication Publication Date Title
DE60305733D1 (de) Bohren eines bohrlochs
DE60130646D1 (de) Ausdehnbare vorrichtung zum aufreiben und ausweiten eines bohrloches
DE602005005578D1 (de) Tiefbohrkopf und Tiefbohrverfahren zur Bohrung eines Werkstücks
DE502005001869D1 (de) Vorrichtung zum Führen eines Bohrwerkzeuges
DE60208578D1 (de) Vorrichtung zum verrohren eines teiles des bohrloches
DE50313413D1 (de) Verfahren und einrichtung zum stabilisieren eines gespanns
DE60022685D1 (de) Bi-zentrales Bohrzeug zum Bohren durch Vorrohrrungsschuh
DE60120948D1 (de) Vorrichtung zum betätigen eines bohrlochwerkzeuges
DE60203295D1 (de) Bohrmeissel zum bohren von bohrlöchern
DE10393559D2 (de) Verfahren und Einrichtung zum Stabilisieren eines Gespanns
DE60306706D1 (de) Vorrichtung zum Spritzen und Rückgewinnen einer Flüssigkeit
DE602004027743D1 (de) Verfahren zum einstellen, fertigstellen und aufwältigen eines bohrlochs
DE50213282D1 (de) Bohrer zum Bohren von Gestein
PL1996358T3 (pl) Narzędzie do wiercenia i głowica dla narzędzia do wiercenia
DE502004010031D1 (de) Vorrichtung zum Elysiersenken
FI20055356A0 (fi) Menetelmä kallionporauslaitteen paikoittamiseksi porauspaikkaan ja kallionporauslaite
DE602006001304D1 (de) Vorrichtung zum Verhindern eines falschen Aufbaues eines Gleichlaufdrehgelenkes und Gleichlaufdrehgelenk
DE60027793D1 (de) Bohrer zum Bohren unterschnittener Löcher
DE602004003048D1 (de) Bohrkrone, system und verfahren zum schlagenden bohren
DE502007001114D1 (de) Bohrkopf für Bohrwerkzeug und Bohrwerkzeug
DE602004000726D1 (de) Vorrichtung zum Ballastieren eines Krans
DE60321240D1 (de) Vorrichtung und Methode zum Durchschlagen eines Loches in Papier
ATA10902003A (de) Vorrichtung zum nadeln eines vlieses
DE10393560D2 (de) Verfahren und Einrichtung zum Stabilisieren eines Gespanns
ATE514836T1 (de) Verfahren und vorrichtung zum bohren, insbesondere schlag- oder drehschlagbohren eines lochs in boden- oder gesteinsmaterial

Legal Events

Date Code Title Description
8380 Miscellaneous part iii

Free format text: DIE VERTRETER WURDEN BERICHTIGT: PATENTANWAELTE JUNG, SCHIRDEWAHN, GRUENBERG, SCHNEIDER, WIDENMAYERSTRASSE 4, 80538 MUENCHEN.

8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ADVOTEC. PATENT- UND RECHTSANWAELTE, 80538 MUENCHE

8339 Ceased/non-payment of the annual fee