NO873373L - DRILLING APPARATUS. - Google Patents

DRILLING APPARATUS.

Info

Publication number: NO873373L
Authority: NO; Norway
Prior art keywords: drilling apparatus; drilling
Prior art date: 1986-08-13

Application number

NO873373A

Other languages

Norwegian (no)

Other versions

NO873373D0 (en

Inventor

Thomas F Bailey

John Edward Campbell

Original Assignee

A Z Int Tool Co

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.)

1986-08-13

Filing date

1987-08-12

Publication date

1988-02-15

1987-08-12 Application filed by A Z Int Tool Co filed Critical A Z Int Tool Co

1987-08-12 Publication of NO873373D0 publication Critical patent/NO873373D0/en

1988-02-15 Publication of NO873373L publication Critical patent/NO873373L/en

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
- E21B10/08—Roller bits
- E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
- 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
- E21B10/34—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
- E21B10/345—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 cutter shifted by fluid pressure
- 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
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Mining & Mineral Resources (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Earth Drilling (AREA)
Drilling Tools (AREA)

NO873373A 1986-08-13 1987-08-12 DRILLING APPARATUS. NO873373L (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US89606086A	1986-08-13	1986-08-13

Publications (2)

Publication Number	Publication Date
NO873373D0 NO873373D0 (en)	1987-08-12
NO873373L true NO873373L (en)	1988-02-15

Family

ID=25405559

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO873373A NO873373L (en)	1986-08-13	1987-08-12	DRILLING APPARATUS.

Country Status (7)

Country	Link
CN (1)	CN1008286B (en)
BR (1)	BR8704193A (en)
CA (1)	CA1326660C (en)
DE (1)	DE3726813A1 (en)
FR (1)	FR2607183B1 (en)
GB (1)	GB2194571B (en)
NO (1)	NO873373L (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN1044631C (en) *	1994-03-23	1999-08-11	刘启文	Boring drill
US6260635B1 (en) *	1998-01-26	2001-07-17	Dresser Industries, Inc.	Rotary cone drill bit with enhanced journal bushing
US8678111B2 (en)	2007-11-16	2014-03-25	Baker Hughes Incorporated	Hybrid drill bit and design method
EP2478177A2 (en) *	2009-09-16	2012-07-25	Baker Hughes Incorporated	External, divorced pdc bearing assemblies for hybrid drill bits
CN105672887B (en)	2010-06-29	2019-08-20	贝克休斯公司	The hybrid bit of old slot structure is followed with anti-drill bit
US9782857B2 (en)	2011-02-11	2017-10-10	Baker Hughes Incorporated	Hybrid drill bit having increased service life
RU2601645C2 (en)	2011-02-11	2016-11-10	Бейкер Хьюз Инкорпорейтед	System and method for fixing tabs on hybrid bits
SG11201402311VA (en)	2011-11-15	2014-06-27	Baker Hughes Inc	Hybrid drill bits having increased drilling efficiency
BR112016027337A8 (en)	2014-05-23	2021-05-04	Baker Hughes Inc	hybrid drill with mechanically fixed cutter assembly
US11428050B2 (en)	2014-10-20	2022-08-30	Baker Hughes Holdings Llc	Reverse circulation hybrid bit
CN106903349A (en) *	2017-04-27	2017-06-30	湖北武大珞珈工程结构检测咨询有限公司	A kind of electric drill reaming bit
US10689914B2 (en)	2018-03-21	2020-06-23	Saudi Arabian Oil Company	Opening a wellbore with a smart hole-opener
US10689913B2 (en)	2018-03-21	2020-06-23	Saudi Arabian Oil Company	Supporting a string within a wellbore with a smart stabilizer
CN110548904B (en) *	2019-10-06	2020-07-28	常州市荣科新材料有限公司	Forced reaming drill bit
US11299968B2 (en)	2020-04-06	2022-04-12	Saudi Arabian Oil Company	Reducing wellbore annular pressure with a release system
US11414942B2 (en)	2020-10-14	2022-08-16	Saudi Arabian Oil Company	Packer installation systems and related methods

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB193679A (en) *	1922-02-28	1923-03-01	Alexander Mark Tucker	Improvements in drill cutters for rotary boring drills
US1803679A (en) *	1925-12-16	1931-05-05	Hughes Tool Co	Drill cutter retaining means
GB346946A (en) *	1929-03-25	1931-04-23	Chicago Pneumatic Tool Company
GB338146A (en) *	1929-06-13	1930-11-13	Walter Andreas Abegg	Joint structure and method of making same
GB385819A (en) *	1931-05-19	1933-01-05	Chicago Pneumatic Tool Co	Rotary roller bits for well-drilling
US2519716A (en) *	1946-03-06	1950-08-22	Reed Roller Bit Co	Bearing assembly
US2641447A (en) *	1950-01-09	1953-06-09	Archer W Kammerer	Hook tooth rotary drill bit and cutter
GB766242A (en) *	1955-03-23	1957-01-16	Archer William Kammerer	Rotary expansible well drill bits
GB838833A (en) *	1958-08-25	1960-06-22	Archer William Kammerer	Expansible rotary drill bit
US3171503A (en) *	1962-05-02	1965-03-02	Kirk R Shirley	Expansible rotary drill bit
US3386521A (en) *	1965-11-26	1968-06-04	A Z Internat Tool Company	Combination well drilling tool
US3554305A (en) *	1968-09-24	1971-01-12	Rotary Oil Tool Co	Reverse circulation expansible rotary drill bit with hydraulic lock
US3750771A (en) *	1972-05-08	1973-08-07	Grant Oil Tool Co	Underreamer having variable arm extension
US3998500A (en) *	1975-08-28	1976-12-21	Smith International, Inc.	Mountable cone sub assembly
US4161343A (en) *	1978-07-21	1979-07-17	Dresser Industries, Inc.	Cone retainer for a rotary rock bit
US4266622A (en) *	1979-01-15	1981-05-12	Smith International, Inc.	Rotary rock bit and method of making same
US4282941A (en) *	1979-04-18	1981-08-11	Smith International Inc.	Underreamer with large cutter elements and axial fluid passage
US4478299A (en) *	1982-03-26	1984-10-23	Trend Rock Bit Alberta, Ltd.	Rock bit construction
US4533003A (en) *	1984-03-08	1985-08-06	A-Z International Company	Drilling apparatus and cutter therefor
US4600064A (en) *	1985-02-25	1986-07-15	Hughes Tool Company	Earth boring bit with bearing sleeve
US4722615A (en) *	1986-04-14	1988-02-02	A-Z International Tool Company	Drilling apparatus and cutter therefor

1987
- 1987-08-06 GB GB8718646A patent/GB2194571B/en not_active Expired - Lifetime
- 1987-08-12 CA CA000544295A patent/CA1326660C/en not_active Expired - Fee Related
- 1987-08-12 BR BR8704193A patent/BR8704193A/en not_active IP Right Cessation
- 1987-08-12 DE DE19873726813 patent/DE3726813A1/en active Granted
- 1987-08-12 NO NO873373A patent/NO873373L/en unknown
- 1987-08-13 CN CN87105588A patent/CN1008286B/en not_active Expired
- 1987-08-13 FR FR8711551A patent/FR2607183B1/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
GB2194571A (en)	1988-03-09
CN87105588A (en)	1988-06-01
DE3726813A1 (en)	1988-02-25
DE3726813C2 (en)	1993-01-21
NO873373D0 (en)	1987-08-12
FR2607183B1 (en)	1994-02-04
BR8704193A (en)	1988-04-12
CN1008286B (en)	1990-06-06
GB2194571B (en)	1990-05-16
CA1326660C (en)	1994-02-01
FR2607183A1 (en)	1988-05-27
GB8718646D0 (en)	1987-09-09

Publication	Publication Date	Title
NO871553L (en)	1987-10-15	DRILLING APPARATUS.
NO871250D0 (en)	1987-03-25	BORROWN FOR ROTATION DRILLING.
KR880000498U (en)	1988-02-19	Drill
NO874085D0 (en)	1987-09-29	Borehole cleaning device.
NO870004D0 (en)	1987-01-02	DRILLING EQUIPMENT.
DE3766007D1 (en)	1990-12-13	DRILLING LIQUID.
NO875264D0 (en)	1987-12-16	BRIDGE DRILLING EQUIPMENT.
DE3769218D1 (en)	1991-05-16	DRILLING DEVICE.
NO873373D0 (en)	1987-08-12	DRILLING APPARATUS.
NO871592L (en)	1987-10-19	Submersible drilling device.
DE3763835D1 (en)	1990-08-23	DRILLING UNIT.
NO901205D0 (en)	1990-03-14	Apparatus.
NO870405D0 (en)	1987-02-02	LOWER DRILL.
IT8621646A0 (en)	1986-09-09	BORING APPARATUS.
IT8620247A0 (en)	1986-04-29	EXTRUDING-TURBOMING APPARATUS.
DE3782557D1 (en)	1992-12-17	ADJUSTABLE DOUBLE DRILLING UNIT.
FI873959A0 (en)	1987-09-11	Drilling tool.
DE3788094D1 (en)	1993-12-16	Drill.
IT8620246A0 (en)	1986-04-29	EXTRUDING-TURBOMING APPARATUS.
DE3766457D1 (en)	1991-01-10	DRILLING MACHINE.
NO871037D0 (en)	1987-03-13	Bit.
NO872868L (en)	1988-01-25	DEPTH-BREATHING EQUIPMENT.
DE3771286D1 (en)	1991-08-14	DRILLING LIQUIDS.
FI874140A0 (en)	1987-09-22	ELEKTRONISK HAOLLKRETS FOER VIA EN ABONNENTLEDNING MATADE TVAOVAEGSTELEFONER.
NO870356L (en)	1987-08-04	Bit.