EP2198110A4 - Bit assembly - Google Patents

Bit assembly

Info

Publication number
EP2198110A4
EP2198110A4 EP08787686.8A EP08787686A EP2198110A4 EP 2198110 A4 EP2198110 A4 EP 2198110A4 EP 08787686 A EP08787686 A EP 08787686A EP 2198110 A4 EP2198110 A4 EP 2198110A4
Authority
EP
European Patent Office
Prior art keywords
bit assembly
bit
assembly
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.)
Granted
Application number
EP08787686.8A
Other languages
German (de)
French (fr)
Other versions
EP2198110B1 (en
EP2198110A1 (en
Inventor
Mikko Mattila
Pekka Salmi
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.)
Robit PLC
Original Assignee
Robit Rocktools Ltd Oy
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 Robit Rocktools Ltd Oy filed Critical Robit Rocktools Ltd Oy
Publication of EP2198110A1 publication Critical patent/EP2198110A1/en
Publication of EP2198110A4 publication Critical patent/EP2198110A4/en
Application granted granted Critical
Publication of EP2198110B1 publication Critical patent/EP2198110B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
EP08787686.8A 2007-07-10 2008-07-10 Bit assembly Not-in-force EP2198110B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20070540A FI20070540A0 (en) 2007-07-10 2007-07-10 cutting arrangement
PCT/FI2008/000087 WO2009007494A1 (en) 2007-07-10 2008-07-10 Bit assembly

Publications (3)

Publication Number Publication Date
EP2198110A1 EP2198110A1 (en) 2010-06-23
EP2198110A4 true EP2198110A4 (en) 2015-12-23
EP2198110B1 EP2198110B1 (en) 2017-02-15

Family

ID=38331557

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08787686.8A Not-in-force EP2198110B1 (en) 2007-07-10 2008-07-10 Bit assembly

Country Status (9)

Country Link
US (1) US20100200303A1 (en)
EP (1) EP2198110B1 (en)
JP (1) JP5443349B2 (en)
KR (1) KR101678358B1 (en)
BR (1) BRPI0814214A2 (en)
CA (1) CA2693781A1 (en)
ES (1) ES2625464T3 (en)
FI (1) FI20070540A0 (en)
WO (1) WO2009007494A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI125204B (en) * 2010-10-15 2015-06-30 Robit Rocktools Ltd A drill bit assembly
US9970238B2 (en) 2013-07-26 2018-05-15 Oy Atlas Copco Rotex Ab Method in putting together of a down-the-hole drilling apparatus and a down-the-hole drilling apparatus
CN104453707A (en) * 2014-12-15 2015-03-25 中煤科工集团西安研究院有限公司 Forming device and method of underground large-diameter horizontal rescue borehole for mine accidents
CN106285529B (en) * 2015-05-11 2019-04-05 中国石油化工股份有限公司 A kind of releasing device
FI20165116L (en) * 2016-02-17 2017-08-18 Geonex Oy Drilling device
JP7433026B2 (en) 2019-11-25 2024-02-19 芝浦機械株式会社 Forming roll temperature control device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995034740A1 (en) * 1994-06-10 1995-12-21 Ilomaeki Valto Drilling apparatus
WO2004057148A1 (en) * 2002-12-23 2004-07-08 Robit Rocktools Ltd Bit assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI96356C (en) * 1994-12-13 1999-12-18 Valto Ilomaeki Drilling method and blade assembly to implement the method
JP2997998B2 (en) * 1995-10-23 2000-01-11 ヤマモトロックマシン株式会社 Casing dug bits
FI98649C (en) * 1995-11-06 1997-07-25 Valto Ilomaeki A method for drilling a hole and an arrangement for carrying out the method
SE512383C3 (en) * 1997-08-08 2000-04-03 Sandvik Ab Drilling tools for drilling a haul in front of a feed rudder retaining means and base elements for use in the drilling tool
DE69831021T2 (en) * 1998-11-23 2006-04-20 Oy Atlas Copco Rotex Ab Method for attaching a feed tube to a drilling device
JP2000204870A (en) * 1999-01-19 2000-07-25 Kfc Ltd Boring device
JP3750516B2 (en) * 2000-04-25 2006-03-01 三菱マテリアル株式会社 Drilling tools
JP3755124B2 (en) * 2000-10-30 2006-03-15 株式会社間組 Drilling bit
SE522135C2 (en) * 2001-07-02 2004-01-13 Uno Loef Drilling tools for lowering drilling
JP4001346B2 (en) * 2004-10-05 2007-10-31 鹿島建設株式会社 Drilling device
JP2006291660A (en) * 2005-04-14 2006-10-26 Okabe Co Ltd Double tube hole drilling device and anchor material arranging method using small diameter double tube hole drilling device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995034740A1 (en) * 1994-06-10 1995-12-21 Ilomaeki Valto Drilling apparatus
WO2004057148A1 (en) * 2002-12-23 2004-07-08 Robit Rocktools Ltd Bit assembly

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009007494A1 *

Also Published As

Publication number Publication date
JP5443349B2 (en) 2014-03-19
CA2693781A1 (en) 2009-01-15
WO2009007494A1 (en) 2009-01-15
ES2625464T3 (en) 2017-07-19
BRPI0814214A2 (en) 2015-01-27
EP2198110B1 (en) 2017-02-15
JP2010533250A (en) 2010-10-21
FI20070540A0 (en) 2007-07-10
KR101678358B1 (en) 2016-11-23
KR20100043222A (en) 2010-04-28
US20100200303A1 (en) 2010-08-12
EP2198110A1 (en) 2010-06-23

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