DK152783D0 - Borehoved - Google Patents

Borehoved

Info

Publication number
DK152783D0
DK152783D0 DK1527/83A DK152783A DK152783D0 DK 152783 D0 DK152783 D0 DK 152783D0 DK 1527/83 A DK1527/83 A DK 1527/83A DK 152783 A DK152783 A DK 152783A DK 152783 D0 DK152783 D0 DK 152783D0
Authority
DK
Denmark
Prior art keywords
bore head
bore
head
Prior art date
Application number
DK1527/83A
Other languages
English (en)
Other versions
DK152783A (da
Inventor
Oscar William Kaalstad
Original Assignee
Engtech Sa
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 Engtech Sa filed Critical Engtech Sa
Publication of DK152783A publication Critical patent/DK152783A/da
Publication of DK152783D0 publication Critical patent/DK152783D0/da

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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/12—Roller bits with discs cutters
    • 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
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/02—Core bits
    • E21B10/06—Roller core bits
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • 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
    • E21B10/26—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
    • E21B10/34—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 of roller-cutter type
    • 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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
DK1527/83A 1981-08-07 1983-04-06 Borehoved DK152783D0 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH510881 1981-08-07
CH323082 1982-05-26
PCT/EP1982/000158 WO1983000524A1 (en) 1981-08-07 1982-07-26 Drilling device

Publications (2)

Publication Number Publication Date
DK152783A DK152783A (da) 1983-04-06
DK152783D0 true DK152783D0 (da) 1983-04-06

Family

ID=25692512

Family Applications (1)

Application Number Title Priority Date Filing Date
DK1527/83A DK152783D0 (da) 1981-08-07 1983-04-06 Borehoved

Country Status (22)

Country Link
US (1) US4549614A (da)
EP (1) EP0072072B1 (da)
JP (1) JPS58501240A (da)
KR (1) KR840001296A (da)
AR (1) AR228513A1 (da)
AU (1) AU548365B2 (da)
BR (1) BR8207803A (da)
CA (1) CA1189060A (da)
CS (1) CS266311B2 (da)
DE (1) DE3271141D1 (da)
DK (1) DK152783D0 (da)
ES (1) ES514797A0 (da)
GR (1) GR77216B (da)
IE (1) IE53075B1 (da)
IL (1) IL66456A (da)
IN (1) IN159061B (da)
NO (1) NO831219L (da)
OA (1) OA07177A (da)
PT (1) PT75391B (da)
SU (1) SU1496639A3 (da)
TR (1) TR21508A (da)
WO (1) WO1983000524A1 (da)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1231091A (en) * 1982-01-08 1988-01-05 John R. Coates Chip relief for rock bits
GB2203774A (en) * 1987-04-21 1988-10-26 Cledisc Int Bv Rotary drilling device
CA1333282C (en) * 1989-02-21 1994-11-29 J. Ford Brett Imbalance compensated drill bit
US5010789A (en) * 1989-02-21 1991-04-30 Amoco Corporation Method of making imbalanced compensated drill bit
US5042596A (en) * 1989-02-21 1991-08-27 Amoco Corporation Imbalance compensated drill bit
US4936398A (en) * 1989-07-07 1990-06-26 Cledisc International B.V. Rotary drilling device
US5147000A (en) * 1990-06-19 1992-09-15 Norvic S.A. Disc drill bit
US5626201A (en) * 1993-09-20 1997-05-06 Excavation Engineering Associates, Inc. Disc cutter and method of replacing disc cutters
US5904211A (en) * 1993-09-20 1999-05-18 Excavation Engineering Associates, Inc. Disc cutter and excavation equipment
US5402856A (en) * 1993-12-21 1995-04-04 Amoco Corporation Anti-whirl underreamer
GB9420838D0 (en) * 1994-10-15 1994-11-30 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
AUPN832496A0 (en) * 1996-02-27 1996-03-21 Molloy, Anthony John A drilling apparatus
US6533050B2 (en) 1996-02-27 2003-03-18 Anthony Molloy Excavation bit for a drilling apparatus
WO1998040218A1 (en) * 1997-03-10 1998-09-17 Array Printers Ab Direct printing method with improved control function
US6102526A (en) * 1997-12-12 2000-08-15 Array Printers Ab Image forming method and device utilizing chemically produced toner particles
US6257708B1 (en) 1997-12-19 2001-07-10 Array Printers Ab Direct electrostatic printing apparatus and method for controlling dot position using deflection electrodes
IT1297925B1 (it) * 1997-12-29 1999-12-20 Stefano Tongiani Punta perforante a rotazioni combinate forzate
US6074045A (en) * 1998-03-04 2000-06-13 Array Printers Ab Printhead structure in an image recording device
ATE215238T1 (de) 1998-06-15 2002-04-15 Array Printers Ab Verfahren und vorrichtung für direktes elektrostatisches drucken
EP0965455A1 (en) 1998-06-15 1999-12-22 Array Printers Ab Direct electrostatic printing method and apparatus
US6167975B1 (en) 1999-04-01 2001-01-02 Rock Bit International, Inc. One cone rotary drill bit featuring enhanced grooves
US6857488B2 (en) 2003-01-31 2005-02-22 Robert X. Pastor Boring head cutter
US9574405B2 (en) * 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
US8771275B2 (en) * 2008-09-23 2014-07-08 Ping Xie Device for shaping object with a profile of at least a partial sphere
US8955413B2 (en) * 2009-07-31 2015-02-17 Smith International, Inc. Manufacturing methods for high shear roller cone bits
US8672060B2 (en) * 2009-07-31 2014-03-18 Smith International, Inc. High shear roller cone drill bits
US9255449B2 (en) * 2012-07-30 2016-02-09 Baker Hughes Incorporated Drill bit with electrohydraulically adjustable pads for controlling depth of cut
US9181756B2 (en) 2012-07-30 2015-11-10 Baker Hughes Incorporated Drill bit with a force application using a motor and screw mechanism for controlling extension of a pad in the drill bit
US9140074B2 (en) 2012-07-30 2015-09-22 Baker Hughes Incorporated Drill bit with a force application device using a lever device for controlling extension of a pad from a drill bit surface
US9103175B2 (en) 2012-07-30 2015-08-11 Baker Hughes Incorporated Drill bit with hydraulically-activated force application device for controlling depth-of-cut of the drill bit
JP2017128920A (ja) * 2016-01-20 2017-07-27 三菱マテリアル株式会社 掘削工具および掘削工法
US11149510B1 (en) * 2020-06-03 2021-10-19 Saudi Arabian Oil Company Freeing a stuck pipe from a wellbore
CN115142797B (zh) * 2022-08-30 2022-11-04 君临德益(山东)石油科技有限公司 石油钻井pdc钻头及使用方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1417363A (en) * 1922-05-23 Worth
US1152151A (en) * 1911-04-03 1915-08-31 Harry R Decker Drill.
US1131701A (en) * 1913-06-20 1915-03-16 Sharp Hughes Tool Company Rotary boring-drill.
US1124243A (en) * 1914-02-24 1915-01-05 Howard R Hughes Single-disk drill.
US1658125A (en) * 1924-10-06 1928-02-07 Edward S Hutton Rotary well drill
US1852843A (en) * 1925-07-07 1932-04-05 Oil Well Supply Co Earth drilling bit
US1945964A (en) * 1931-09-05 1934-02-06 Reed Roller Bit Co Roller bit
US1914042A (en) * 1932-03-24 1933-06-13 Edwin L Rath Double socket eccentric rock bit
US1974756A (en) * 1932-07-26 1934-09-25 Superior Rig And Bit Company Drill bit
US2033638A (en) * 1934-12-07 1936-03-10 Patco Inc Reamer
US2151545A (en) * 1938-07-11 1939-03-21 John A Zublin Composite bit
US2325459A (en) * 1940-12-10 1943-07-27 John A Zublin Thrust bearing assembly
US2637529A (en) * 1947-10-27 1953-05-05 Everett C Howell Cutting tool
US2663546A (en) * 1951-02-09 1953-12-22 Archer W Kammerer Rotary drill bit and cutter
US3429390A (en) * 1967-05-19 1969-02-25 Supercussion Drills Inc Earth-drilling bits
US3695370A (en) * 1970-10-14 1972-10-03 Hycalog Inc Drilling apparatus
FR2196428B1 (da) * 1972-08-18 1974-10-25 Erap
CA1095023A (en) * 1977-07-20 1981-02-03 John Roddy Rock drill bit loading device

Also Published As

Publication number Publication date
SU1496639A3 (ru) 1989-07-23
NO831219L (no) 1983-04-06
GR77216B (da) 1984-09-11
CS587082A2 (en) 1989-02-10
DK152783A (da) 1983-04-06
IL66456A (en) 1985-08-30
JPS6158637B2 (da) 1986-12-12
ES8307977A1 (es) 1983-08-16
AU548365B2 (en) 1985-12-05
CA1189060A (en) 1985-06-18
IN159061B (da) 1987-03-14
ES514797A0 (es) 1983-08-16
DE3271141D1 (en) 1986-06-19
AU8820382A (en) 1983-02-22
CS266311B2 (en) 1989-12-13
EP0072072B1 (fr) 1986-05-14
IL66456A0 (en) 1982-12-31
AR228513A1 (es) 1983-03-15
PT75391B (fr) 1984-10-31
US4549614A (en) 1985-10-29
EP0072072A1 (fr) 1983-02-16
KR840001296A (ko) 1984-04-30
IE821909L (en) 1983-02-07
PT75391A (fr) 1982-09-01
OA07177A (fr) 1984-04-30
TR21508A (tr) 1984-07-30
IE53075B1 (en) 1988-05-25
JPS58501240A (ja) 1983-07-28
WO1983000524A1 (en) 1983-02-17
BR8207803A (pt) 1983-09-06

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment
AHB Application shelved due to non-payment
PBP Patent lapsed