SE7703810L - Tetningsanordning vid rullborrkronor - Google Patents
Tetningsanordning vid rullborrkronorInfo
- Publication number
- SE7703810L SE7703810L SE7703810A SE7703810A SE7703810L SE 7703810 L SE7703810 L SE 7703810L SE 7703810 A SE7703810 A SE 7703810A SE 7703810 A SE7703810 A SE 7703810A SE 7703810 L SE7703810 L SE 7703810L
- Authority
- SE
- Sweden
- Prior art keywords
- sealing device
- drill crown
- roll
- roll drill
- crown
- Prior art date
Links
- 238000007789 sealing Methods 0.000 title 1
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
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
- E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by 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
- E21B10/08—Roller bits
- E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
-
- 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
- F16C17/24—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with devices affected by abnormal or undesired positions, e.g. for preventing overheating, for safety
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3456—Pressing means without external means for pressing the ring against the face, e.g. slip-ring with a resilient lip
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
-
- 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)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7703810A SE7703810L (sv) | 1977-04-01 | 1977-04-01 | Tetningsanordning vid rullborrkronor |
ZA00781555A ZA781555B (en) | 1977-04-01 | 1978-03-16 | Rotary roller bit with improved seal means |
GB12528/78A GB1561368A (en) | 1977-04-01 | 1978-03-30 | Rotary roller bit |
DE2813725A DE2813725C3 (de) | 1977-04-01 | 1978-03-30 | Rollbohrkrone für Gesteinsbohrungen mit Gasspülung |
FR7809233A FR2385884A1 (fr) | 1977-04-01 | 1978-03-30 | Trepan rotatif comportant des moyens d'etancheite perfectionnes |
CA300,182A CA1087163A (en) | 1977-04-01 | 1978-03-31 | Rotary roller bit with improved seal means |
AU34722/78A AU515233B2 (en) | 1977-04-01 | 1978-04-03 | Improved seal means in rotary drill bit |
US05/892,866 US4183417A (en) | 1977-04-01 | 1978-04-03 | Roller bit seal excluded from cuttings by air discharge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7703810A SE7703810L (sv) | 1977-04-01 | 1977-04-01 | Tetningsanordning vid rullborrkronor |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7703810L true SE7703810L (sv) | 1978-10-02 |
Family
ID=20330903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7703810A SE7703810L (sv) | 1977-04-01 | 1977-04-01 | Tetningsanordning vid rullborrkronor |
Country Status (8)
Country | Link |
---|---|
US (1) | US4183417A (sv) |
AU (1) | AU515233B2 (sv) |
CA (1) | CA1087163A (sv) |
DE (1) | DE2813725C3 (sv) |
FR (1) | FR2385884A1 (sv) |
GB (1) | GB1561368A (sv) |
SE (1) | SE7703810L (sv) |
ZA (1) | ZA781555B (sv) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7826323U1 (de) * | 1978-09-05 | 1978-12-14 | Sandvik Gmbh, 4000 Duesseldorf | Rollenmeissel |
SE428139B (sv) * | 1979-03-28 | 1983-06-06 | Sandvik Ab | Bergborrkrona |
AT363885B (de) * | 1980-01-23 | 1981-09-10 | Voest Alpine Ag | Einrichtung zur verhinderung des eindringens von staub durch den ringspalt zwischen schraemarm und schraemkopf einer schraemmaschine |
US4375242A (en) * | 1980-08-11 | 1983-03-01 | Hughes Tool Company | Sealed and lubricated rock bit with air protected seal ring |
SE8008430L (sv) * | 1980-12-02 | 1982-06-03 | Sandvik Ab | Bergborrkrona |
US4453836A (en) * | 1981-08-31 | 1984-06-12 | Klima Frank J | Sealed hard-rock drill bit |
US4445791A (en) * | 1982-09-30 | 1984-05-01 | Klima Frank J | Rotary drill bit ball plug |
US4515228A (en) * | 1983-11-28 | 1985-05-07 | Hughes Tool Company - Usa | Air groove scraper |
IT1187539B (it) * | 1985-02-28 | 1987-12-23 | Danieli Off Mecc | Tenuta a labirinto |
US4598778A (en) * | 1985-05-13 | 1986-07-08 | Dresser Industries, Inc. | Rotary rock bit ball plug |
US4981182A (en) * | 1990-01-26 | 1991-01-01 | Dresser Industries, Inc. | Sealed rotary blast hole drill bit utilizing air pressure for seal protection |
CN1044031C (zh) * | 1994-05-26 | 1999-07-07 | 李相云 | 伴有粉末形切屑的加工机的气帘式主轴密封装置 |
US5513715A (en) * | 1994-08-31 | 1996-05-07 | Dresser Industries, Inc. | Flat seal for a roller cone rock bit |
US5513711A (en) * | 1994-08-31 | 1996-05-07 | Williams; Mark E. | Sealed and lubricated rotary cone drill bit having improved seal protection |
US5441120A (en) * | 1994-08-31 | 1995-08-15 | Dresser Industries, Inc. | Roller cone rock bit having a sealing system with double elastomer seals |
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 |
US5570750A (en) * | 1995-04-20 | 1996-11-05 | Dresser Industries, Inc. | Rotary drill bit with improved shirttail and seal protection |
US6264367B1 (en) | 1995-12-19 | 2001-07-24 | Smith International, Inc. | Dual-seal drill bit with fluid cleaning capability |
US6254275B1 (en) | 1995-12-19 | 2001-07-03 | Smith International, Inc. | Sealed bearing drill bit with dual-seal configuration and fluid-cleaning capability |
US6033117A (en) * | 1995-12-19 | 2000-03-07 | Smith International, Inc. | Sealed bearing drill bit with dual-seal configuration |
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 |
US5740871A (en) * | 1996-05-01 | 1998-04-21 | Dresser Industries, Inc. | Flow diverter ring for a rotary drill bit and method |
US7044242B2 (en) * | 2001-04-26 | 2006-05-16 | Halliburton Energy Services, Inc. | Roller cone bits with reduced packing |
US20070014495A1 (en) * | 2005-07-15 | 2007-01-18 | Baker Hughes Incorporated | System, method, and apparatus for reducing residual stress in as-welded roller cone bit ball plug welds |
US8141662B2 (en) * | 2009-06-30 | 2012-03-27 | Schlumberger Technology Corporation | Downhole lubrication system |
RU2621226C2 (ru) * | 2012-12-14 | 2017-06-01 | АТЛАС КОПКО СЕКОРОК ЭлЭлСи | Вращательное буровое долото |
US10260289B1 (en) * | 2018-01-18 | 2019-04-16 | William L. Shepherd | Drilling system with drill bit for mining machine |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1945240A (en) * | 1932-07-13 | 1934-01-30 | Roy R Guthrie | Rotary drill bit |
US2814464A (en) * | 1953-01-02 | 1957-11-26 | Engineering Lab Inc | Air course drill bits |
DE1056075B (de) * | 1957-06-04 | 1959-04-30 | Albert C Juhl | Einrichtung an Konusrollenmeisseln zum Schutz gegen das Eindringen von Spuelwasser in die Rollen- und Kugellager |
FR1208242A (fr) * | 1958-05-30 | 1960-02-22 | Hughes Tool Co | Joint à lubrifianl, notamment pour trépans pour le forage du sol |
US3102601A (en) * | 1959-04-13 | 1963-09-03 | Phillips Petroleum Co | Drill bit |
US3370895A (en) * | 1965-09-28 | 1968-02-27 | Dresser Ind | Bearing seal for drilling bits |
US3897837A (en) * | 1974-03-05 | 1975-08-05 | Rapidex Inc | Boring apparatus |
US3921735A (en) * | 1975-02-27 | 1975-11-25 | Dresser Ind | Rotary rock bit with cone mouth air screen |
US4102419A (en) * | 1976-05-10 | 1978-07-25 | Klima Frank J | Rolling cutter drill bit with annular seal rings |
NL7609328A (nl) * | 1976-08-23 | 1978-02-27 | Skf Ind Trading & Dev | Rolbeitel. |
-
1977
- 1977-04-01 SE SE7703810A patent/SE7703810L/sv unknown
-
1978
- 1978-03-16 ZA ZA00781555A patent/ZA781555B/xx unknown
- 1978-03-30 GB GB12528/78A patent/GB1561368A/en not_active Expired
- 1978-03-30 FR FR7809233A patent/FR2385884A1/fr active Pending
- 1978-03-30 DE DE2813725A patent/DE2813725C3/de not_active Expired
- 1978-03-31 CA CA300,182A patent/CA1087163A/en not_active Expired
- 1978-04-03 US US05/892,866 patent/US4183417A/en not_active Expired - Lifetime
- 1978-04-03 AU AU34722/78A patent/AU515233B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ZA781555B (en) | 1979-10-31 |
DE2813725B2 (de) | 1980-05-08 |
CA1087163A (en) | 1980-10-07 |
FR2385884A1 (fr) | 1978-10-27 |
US4183417A (en) | 1980-01-15 |
AU3472278A (en) | 1979-10-11 |
GB1561368A (en) | 1980-02-20 |
AU515233B2 (en) | 1981-03-26 |
DE2813725A1 (de) | 1978-10-05 |
DE2813725C3 (de) | 1981-01-15 |
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