SE338548B - - Google Patents

Info

Publication number: SE338548B
Authority: SE; Sweden

Application number

SE17341/66A

Inventor

C Kucera

P Schumacher

Original Assignee

Reed International Ltd

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.)

1966-04-01

Filing date

1966-12-19

Publication date

1971-09-13

1966-12-19 Application filed by Reed International Ltd filed Critical Reed International Ltd

1971-09-13 Publication of SE338548B publication Critical patent/SE338548B/xx

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
- E21B10/08—Roller bits
- E21B10/10—Roller bits with roller axle supported at both ends
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
- E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts

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)

SE17341/66A 1966-04-01 1966-12-19 SE338548B (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US539388A US3385385A (en)	1966-04-01	1966-04-01	Drill bit

Publications (1)

Publication Number	Publication Date
SE338548B true SE338548B (fr)	1971-09-13

Family

ID=24150996

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE17341/66A SE338548B (fr)	1966-04-01	1966-12-19

Country Status (5)

Country	Link
US (1)	US3385385A (fr)
DE (1)	DE1533697A1 (fr)
FR (1)	FR1509256A (fr)
GB (1)	GB1173325A (fr)
SE (1)	SE338548B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3679009A (en) *	1971-02-02	1972-07-25	Kennametal Inc	Rotary cutter for excavation, especially for use with raise boring and tunnel boring machines
US3734213A (en) *	1971-02-02	1973-05-22	Kennametal Inc	Rotary cutter for excavation, especially for use with raise boring and tunnel boring machines
US3726350A (en) *	1971-05-24	1973-04-10	Hughes Tool Co	Anti-tracking earth boring drill
ZA732541B (en) *	1972-05-08	1974-03-27	Dresser Ind	Insert cutter for cutting kerfs
US3805901A (en) *	1972-08-10	1974-04-23	Ingersoll Rand Co	Earth cutter assembly
US3921734A (en) *	1972-10-17	1975-11-25	Kennametal Inc	Raise boring head and rolling cutter arrangement therefor
US3786879A (en) *	1973-03-09	1974-01-22	Reed Tool Co	Drill bit
US3952815A (en) *	1975-03-24	1976-04-27	Dresser Industries, Inc.	Land erosion protection on a rock cutter
DE2749613B2 (de) *	1977-11-05	1979-12-20	Fried. Krupp Gmbh, 4300 Essen	Schlagbohrkrone für Gesteinsbohrungen
US4420050A (en) *	1979-07-30	1983-12-13	Reed Rock Bit Company	Oil well drilling bit
US4334586A (en) *	1980-06-05	1982-06-15	Reed Rock Bit Company	Inserts for drilling bits
JPS59122690A (ja) *	1982-12-28	1984-07-16	住友金属鉱山株式会社	地中穿孔ドリルビツト
US4892159A (en) *	1988-11-29	1990-01-09	Exxon Production Research Company	Kerf-cutting apparatus and method for improved drilling rates
US5027913A (en) *	1990-04-12	1991-07-02	Smith International, Inc.	Insert attack angle for roller cone rock bits
US5145017A (en) *	1991-01-07	1992-09-08	Exxon Production Research Company	Kerf-cutting apparatus for increased drilling rates
US5429201A (en) *	1994-01-07	1995-07-04	Dresser Industries, Inc.	Drill bit with improved rolling cutter tooth pattern
US5456328A (en) *	1994-01-07	1995-10-10	Dresser Industries, Inc.	Drill bit with improved rolling cutter tooth pattern
US6390210B1 (en) *	1996-04-10	2002-05-21	Smith International, Inc.	Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty
WO1997044994A1 (fr) *	1996-05-24	1997-12-04	Kennametal Inc.	Lame de soc
US6116359A (en) *	1997-03-17	2000-09-12	Baker Hughes Inc.	Tri-cone kerf gage
DE19740078B4 (de) *	1997-09-12	2004-02-19	Wirth Maschinen- und Bohrgeräte-Fabrik GmbH	Vorrichtung zum Vortreiben von Strecken, Tunneln oder dergleichen
US6527068B1 (en)	2000-08-16	2003-03-04	Smith International, Inc.	Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performance

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3126067A (en) *		1964-03-24		Roller bit with inserts
US3126973A (en) *		1964-03-31		Rotary drilling bit
US2177332A (en) *	1937-10-01	1939-10-24	Chicago Pneumatic Tool Co	Roller cutter organization for earth boring drills
US2482263A (en) *	1945-11-20	1949-09-20	Globe Oil Tools Co	Roller bit
US2804282A (en) *	1954-10-11	1957-08-27	Jr Arthur F Spengler	Boring drill
US3018835A (en) *	1956-11-01	1962-01-30	Reed Roller Bit Co	Drill bit for producing an irregular indentation pattern on the bottom of a well bore
US2927777A (en) *	1956-11-21	1960-03-08	Chicago Pneumatic Tool Co	Roller cutter with gauge cutting reamer
US2998857A (en) *	1957-12-11	1961-09-05	Jersey Prod Res Co	Drill bit
US2990025A (en) *	1958-06-16	1961-06-27	Dresser Ind	Bit
US3203492A (en) *	1963-01-14	1965-08-31	Dresser Ind	Large hole earth boring drill bit

1966
- 1966-04-01 US US539388A patent/US3385385A/en not_active Expired - Lifetime
- 1966-12-16 GB GB56370/66A patent/GB1173325A/en not_active Expired
- 1966-12-19 SE SE17341/66A patent/SE338548B/xx unknown
1967
- 1967-01-04 FR FR89888A patent/FR1509256A/fr not_active Expired
- 1967-01-07 DE DE19671533697 patent/DE1533697A1/de active Pending

Also Published As

Publication number	Publication date
GB1173325A (en)	1969-12-10
DE1533697A1 (de)	1970-01-22
FR1509256A (fr)	1968-01-12
US3385385A (en)	1968-05-28

Publication	Publication Date	Title
AT281852B (fr)	1970-06-10
AU5917865A (fr)	1967-11-23
AU428063B2 (fr)	1972-09-13
AU424443B2 (fr)	1972-05-24
AU414526B2 (fr)	1971-06-30
AU433222B2 (fr)	1973-03-01
AU421822B2 (fr)	1972-02-28
AU417216B2 (fr)	1971-09-21
AU415165B1 (fr)	1971-07-23
AU1144366A (fr)	1968-04-26
AU6703465A (fr)	1968-04-26
AU612166A (fr)	1968-01-04
AU1111066A (fr)	1968-03-21
AU5895065A (fr)	1967-11-09
AU218666A (fr)	1967-08-31
BE447356A (fr)
BE618801A (fr)
AU2390066A (fr)	1968-05-16
AU407778B2 (fr)	1970-11-05
AU415780B2 (fr)	1971-08-10
BE674713A (fr)	1966-05-03
AU411645B2 (fr)	1971-03-24
AU6852465A (fr)	1968-05-09
AU855865A (fr)	1968-01-25
AU92366A (fr)	1968-07-18