SE7807708L - Anordning for kylning av rullborrkronor - Google Patents
Anordning for kylning av rullborrkronorInfo
- Publication number
- SE7807708L SE7807708L SE7807708A SE7807708A SE7807708L SE 7807708 L SE7807708 L SE 7807708L SE 7807708 A SE7807708 A SE 7807708A SE 7807708 A SE7807708 A SE 7807708A SE 7807708 L SE7807708 L SE 7807708L
- Authority
- SE
- Sweden
- Prior art keywords
- passages
- recess
- drills
- cooling fluid
- annular surface
- Prior art date
Links
- 239000012809 cooling fluid Substances 0.000 abstract 2
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2352/00—Apparatus for drilling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Mounting Of Bearings Or Others (AREA)
- Drilling And Boring (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7807708A SE416746B (sv) | 1978-07-11 | 1978-07-11 | Anordning for kylning av rullborrkronor |
US06/052,185 US4272134A (en) | 1978-07-11 | 1979-06-26 | Rotary drill bit |
JP50107379A JPS55500410A (sv) | 1978-07-11 | 1979-06-29 | |
PCT/SE1979/000145 WO1980000265A1 (en) | 1978-07-11 | 1979-06-29 | Rotary drill bit |
DE7979900748T DE2963533D1 (en) | 1978-07-11 | 1979-06-29 | Rotary rock drill bit |
ZA793278A ZA793278B (en) | 1978-07-11 | 1979-07-02 | Rotary drill bit |
CA331,090A CA1108118A (en) | 1978-07-11 | 1979-07-04 | Rotary drill bit |
AU48781/79A AU533034B2 (en) | 1978-07-11 | 1979-07-09 | Rotary drill bit |
EP79900748A EP0018394B1 (en) | 1978-07-11 | 1980-02-25 | Rotary rock drill bit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7807708A SE416746B (sv) | 1978-07-11 | 1978-07-11 | Anordning for kylning av rullborrkronor |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7807708L true SE7807708L (sv) | 1980-01-12 |
SE416746B SE416746B (sv) | 1981-02-02 |
Family
ID=20335420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7807708A SE416746B (sv) | 1978-07-11 | 1978-07-11 | Anordning for kylning av rullborrkronor |
Country Status (9)
Country | Link |
---|---|
US (1) | US4272134A (sv) |
EP (1) | EP0018394B1 (sv) |
JP (1) | JPS55500410A (sv) |
AU (1) | AU533034B2 (sv) |
CA (1) | CA1108118A (sv) |
DE (1) | DE2963533D1 (sv) |
SE (1) | SE416746B (sv) |
WO (1) | WO1980000265A1 (sv) |
ZA (1) | ZA793278B (sv) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4330158A (en) * | 1980-10-09 | 1982-05-18 | Dresser Industries, Inc. | Rotary rock bit with improved thrust flange |
US4451162A (en) * | 1982-06-18 | 1984-05-29 | Hughes Tool Company | Spaced button thrust surface for earth boring bit |
US4749053A (en) * | 1986-02-24 | 1988-06-07 | Baker International Corporation | Drill bit having a thrust bearing heat sink |
US4981182A (en) * | 1990-01-26 | 1991-01-01 | Dresser Industries, Inc. | Sealed rotary blast hole drill bit utilizing air pressure for seal protection |
US5513715A (en) * | 1994-08-31 | 1996-05-07 | Dresser Industries, Inc. | Flat seal for a roller cone rock bit |
US5441120A (en) * | 1994-08-31 | 1995-08-15 | Dresser Industries, Inc. | Roller cone rock bit having a sealing system with double elastomer seals |
US5513711A (en) * | 1994-08-31 | 1996-05-07 | Williams; Mark E. | Sealed and lubricated rotary cone drill bit having improved seal protection |
US5636700A (en) * | 1995-01-03 | 1997-06-10 | Dresser Industries, Inc. | Roller cone rock bit having improved cutter gauge face surface compacts and a method of construction |
US5709278A (en) * | 1996-01-22 | 1998-01-20 | Dresser Industries, Inc. | Rotary cone drill bit with contoured inserts and compacts |
US5722497A (en) * | 1996-03-21 | 1998-03-03 | Dresser Industries, Inc. | Roller cone gage surface cutting elements with multiple ultra hard cutting surfaces |
US6170582B1 (en) * | 1999-07-01 | 2001-01-09 | Smith International, Inc. | Rock bit cone retention system |
US6533051B1 (en) | 1999-09-07 | 2003-03-18 | Smith International, Inc. | Roller cone drill bit shale diverter |
EP1829153A1 (en) | 2004-12-22 | 2007-09-05 | Telefonaktiebolaget LM Ericsson (publ) | An arrangement relating to antenna communication |
US8337085B2 (en) * | 2009-05-06 | 2012-12-25 | Sandvik Intellectual Property Ab | Air circulation ports in rotary rock bit journal bearing |
WO2014092720A1 (en) | 2012-12-14 | 2014-06-19 | Atlas Copco Secoroc Llc | Rotary drill bit |
DE102014216313A1 (de) | 2014-08-18 | 2016-02-18 | Schaeffler Technologies AG & Co. KG | Lagerring und Verfahren zur Herstellung eines Lagerrings |
CN205135423U (zh) * | 2015-12-08 | 2016-04-06 | 苏州新锐合金工具股份有限公司 | 具有强力保护牙轮壳体的三牙轮钻头 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2086681A (en) * | 1936-02-29 | 1937-07-13 | Hughes Tool Co | Cutter bearing |
US2654577A (en) * | 1947-09-26 | 1953-10-06 | Engineering Lab Inc | Drill bit |
US3534823A (en) * | 1969-02-28 | 1970-10-20 | Murphy Ind Inc G W | Drill bit |
US3788408A (en) * | 1970-04-20 | 1974-01-29 | Dresser Ind | Rock bit water deflector and separator |
US3921735A (en) * | 1975-02-27 | 1975-11-25 | Dresser Ind | Rotary rock bit with cone mouth air screen |
US4136748A (en) * | 1977-11-07 | 1979-01-30 | The Timken Company | Roller-type rock bit and bearing arrangement therefor |
-
1978
- 1978-07-11 SE SE7807708A patent/SE416746B/sv not_active IP Right Cessation
-
1979
- 1979-06-26 US US06/052,185 patent/US4272134A/en not_active Expired - Lifetime
- 1979-06-29 JP JP50107379A patent/JPS55500410A/ja active Pending
- 1979-06-29 WO PCT/SE1979/000145 patent/WO1980000265A1/en unknown
- 1979-06-29 DE DE7979900748T patent/DE2963533D1/de not_active Expired
- 1979-07-02 ZA ZA793278A patent/ZA793278B/xx unknown
- 1979-07-04 CA CA331,090A patent/CA1108118A/en not_active Expired
- 1979-07-09 AU AU48781/79A patent/AU533034B2/en not_active Ceased
-
1980
- 1980-02-25 EP EP79900748A patent/EP0018394B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
WO1980000265A1 (en) | 1980-02-21 |
US4272134A (en) | 1981-06-09 |
DE2963533D1 (en) | 1982-10-07 |
SE416746B (sv) | 1981-02-02 |
EP0018394B1 (en) | 1982-08-11 |
CA1108118A (en) | 1981-09-01 |
AU533034B2 (en) | 1983-10-27 |
AU4878179A (en) | 1980-01-17 |
EP0018394A1 (en) | 1980-11-12 |
ZA793278B (en) | 1980-07-30 |
JPS55500410A (sv) | 1980-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7807708-8 Effective date: 19920210 Format of ref document f/p: F |