NO852444L - Rotasjonsborkrone. - Google Patents
Rotasjonsborkrone.Info
- Publication number
- NO852444L NO852444L NO852444A NO852444A NO852444L NO 852444 L NO852444 L NO 852444L NO 852444 A NO852444 A NO 852444A NO 852444 A NO852444 A NO 852444A NO 852444 L NO852444 L NO 852444L
- Authority
- NO
- Norway
- Prior art keywords
- drill bit
- rotary drill
- rotary
- bit
- drill
- Prior art date
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
- E21B10/20—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
- E21B10/08—Roller bits
-
- 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
- E21B10/16—Roller bits characterised by tooth form or arrangement
-
- 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
-
- 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)
- 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)
- Drilling Tools (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8403242A SE457656B (sv) | 1984-06-18 | 1984-06-18 | Borrkrona innefattande en roterande skaerrulle och borrhuvud innefattande saadan borrkrona |
Publications (3)
Publication Number | Publication Date |
---|---|
NO852444L true NO852444L (no) | 1985-12-19 |
NO166250B NO166250B (no) | 1991-03-11 |
NO166250C NO166250C (no) | 1991-06-19 |
Family
ID=20356259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO852444A NO166250C (no) | 1984-06-18 | 1985-06-17 | Rullemeisel for en borkrone. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4641718A (no) |
AU (1) | AU580307B2 (no) |
CA (1) | CA1235113A (no) |
DE (1) | DE3521159C2 (no) |
NO (1) | NO166250C (no) |
SE (1) | SE457656B (no) |
ZA (1) | ZA853605B (no) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE34167E (en) * | 1985-10-11 | 1993-01-26 | Santrade Limited | Drill bit and roller cutter for said drill bit |
SE459436B (sv) * | 1985-10-11 | 1989-07-03 | Sandvik Ab | Borrhuvud och skaerrulle avsedd att anvaendas vid detta |
CA1333282C (en) * | 1989-02-21 | 1994-11-29 | J. Ford Brett | Imbalance compensated drill bit |
US5042596A (en) * | 1989-02-21 | 1991-08-27 | Amoco Corporation | Imbalance compensated drill bit |
US5010789A (en) * | 1989-02-21 | 1991-04-30 | Amoco Corporation | Method of making imbalanced compensated drill bit |
US5016719A (en) * | 1990-01-24 | 1991-05-21 | Western Rock Bit Company Limited | Rotary cone type rock bits |
US5027913A (en) * | 1990-04-12 | 1991-07-02 | Smith International, Inc. | Insert attack angle for roller cone rock bits |
US5485888A (en) * | 1993-05-17 | 1996-01-23 | R. H. Woods, Ltd. | Spherical reaming bit |
US6604587B1 (en) * | 2000-06-14 | 2003-08-12 | Smith International, Inc. | Flat profile cutting structure for roller cone drill bits |
US20050257963A1 (en) * | 2004-05-20 | 2005-11-24 | Joseph Tucker | Self-Aligning Insert for Drill Bits |
US8678111B2 (en) | 2007-11-16 | 2014-03-25 | Baker Hughes Incorporated | Hybrid drill bit and design method |
US9004198B2 (en) * | 2009-09-16 | 2015-04-14 | Baker Hughes Incorporated | External, divorced PDC bearing assemblies for hybrid drill bits |
SA111320565B1 (ar) | 2010-06-29 | 2014-09-10 | Baker Hughes Inc | لقمة تروس حفر ذات خواص مضادة للتعقب |
US9782857B2 (en) | 2011-02-11 | 2017-10-10 | Baker Hughes Incorporated | Hybrid drill bit having increased service life |
SG192650A1 (en) * | 2011-02-11 | 2013-09-30 | Baker Hughes Inc | System and method for leg retention on hybrid bits |
MX351357B (es) | 2011-11-15 | 2017-10-11 | Baker Hughes Inc | Barrenas de perforación híbridas que tienen eficiencia incrementada de perforación. |
MX2016015278A (es) | 2014-05-23 | 2017-03-03 | Baker Hughes Inc | Broca hibrida con elementos de cono de rodillo unidos mecanicamente. |
US11428050B2 (en) | 2014-10-20 | 2022-08-30 | Baker Hughes Holdings Llc | Reverse circulation hybrid bit |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126066A (en) * | 1964-03-24 | Rotary drill bit with wiper blade | ||
US1238757A (en) * | 1913-02-28 | 1917-09-04 | Levi S Gardner | Rotary drill. |
US1859948A (en) * | 1929-07-29 | 1932-05-24 | John A Zublin | Bit with cutters having scraping and rolling motions |
US2058749A (en) * | 1934-03-28 | 1936-10-27 | Williams Iron Works Company | Drill bit |
US2362860A (en) * | 1941-12-22 | 1944-11-14 | Allen M Rossman | Earth boring rock bit |
US2336335A (en) * | 1942-08-13 | 1943-12-07 | John A Zublin | Rotary hammering bit |
US2598518A (en) * | 1948-04-21 | 1952-05-27 | Normand E Dufilho | Rock bit |
US3726350A (en) * | 1971-05-24 | 1973-04-10 | Hughes Tool Co | Anti-tracking earth boring drill |
US3858670A (en) * | 1972-05-08 | 1975-01-07 | Eugene Gray Ott | Insert cutter for cutting kerfs |
US4154312A (en) * | 1977-05-26 | 1979-05-15 | Eduardo Barnetche | Drill bit with single cutting head |
US4089382A (en) * | 1977-04-04 | 1978-05-16 | Hughes Tool Company | Cutter mounting for a large hole earth boring bit |
US4187922A (en) * | 1978-05-12 | 1980-02-12 | Dresser Industries, Inc. | Varied pitch rotary rock bit |
US4248314A (en) * | 1979-05-29 | 1981-02-03 | Hughes Tool Company | Shaft drill bit with overlapping cutter arrangement |
US4316515A (en) * | 1979-05-29 | 1982-02-23 | Hughes Tool Company | Shaft drill bit with improved cutter bearing and seal arrangement and cutter insert arrangement |
US4441566A (en) * | 1980-06-23 | 1984-04-10 | Hughes Tool Company | Drill bit with dispersed cutter inserts |
DE3131201C2 (de) * | 1981-06-10 | 1984-08-16 | Preussag AG Bauwesen, 3005 Hemmingen | Bohrkopf zum Gesteinsbohren |
US4372403A (en) * | 1981-09-14 | 1983-02-08 | Beeman Archie W | Eccentric rotary bit |
-
1984
- 1984-06-18 SE SE8403242A patent/SE457656B/sv not_active IP Right Cessation
-
1985
- 1985-05-13 ZA ZA853605A patent/ZA853605B/xx unknown
- 1985-05-20 US US06/735,997 patent/US4641718A/en not_active Expired - Lifetime
- 1985-05-27 CA CA000482420A patent/CA1235113A/en not_active Expired
- 1985-05-28 AU AU43064/85A patent/AU580307B2/en not_active Expired
- 1985-06-13 DE DE3521159A patent/DE3521159C2/de not_active Expired
- 1985-06-17 NO NO852444A patent/NO166250C/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO166250B (no) | 1991-03-11 |
DE3521159A1 (de) | 1985-12-19 |
ZA853605B (en) | 1985-12-24 |
DE3521159C2 (de) | 1986-12-11 |
AU4306485A (en) | 1986-01-02 |
NO166250C (no) | 1991-06-19 |
CA1235113A (en) | 1988-04-12 |
SE8403242L (sv) | 1985-12-19 |
AU580307B2 (en) | 1989-01-12 |
US4641718A (en) | 1987-02-10 |
SE457656B (sv) | 1989-01-16 |
SE8403242D0 (sv) | 1984-06-18 |
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