EP0106701A3 - Method and apparatus for lubricating a drill bit - Google Patents
Method and apparatus for lubricating a drill bit Download PDFInfo
- Publication number
- EP0106701A3 EP0106701A3 EP83306325A EP83306325A EP0106701A3 EP 0106701 A3 EP0106701 A3 EP 0106701A3 EP 83306325 A EP83306325 A EP 83306325A EP 83306325 A EP83306325 A EP 83306325A EP 0106701 A3 EP0106701 A3 EP 0106701A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- lubricating fluid
- drill pipe
- flow
- drill bit
- conduit means
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
- 230000001050 lubricating effect Effects 0.000 title abstract 8
- 238000000034 method Methods 0.000 title abstract 2
- 239000012530 fluid Substances 0.000 abstract 8
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 abstract 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
- E21B10/23—Roller bits characterised by bearing, lubrication or sealing details with drilling fluid supply to the 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
- E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
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)
Abstract
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US435239 | 1982-10-19 | ||
US06/435,239 US4541494A (en) | 1982-10-19 | 1982-10-19 | Drill bit assembly |
US06/482,907 US4508183A (en) | 1983-04-07 | 1983-04-07 | Method and apparatus for lubricating a drill bit |
US482907 | 1983-04-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0106701A2 EP0106701A2 (en) | 1984-04-25 |
EP0106701A3 true EP0106701A3 (en) | 1986-02-05 |
Family
ID=27030479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP83306325A Withdrawn EP0106701A3 (en) | 1982-10-19 | 1983-10-18 | Method and apparatus for lubricating a drill bit |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0106701A3 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0230129A1 (en) * | 1986-01-13 | 1987-07-29 | Drumco | Drill bit lubrication system |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1025360B (en) * | 1956-02-07 | 1958-03-06 | Boleslaw Petuch | Process for the continuous extraction of drill cores or rock samples and for the simultaneous indirect flushing during turbo drilling and device for carrying out the process |
DE1060817B (en) * | 1957-10-24 | 1959-07-09 | Masch Und Bohrgeraete Fabrik | Air lift drill rods for indirect flushing |
GB979984A (en) * | 1962-09-19 | 1965-01-06 | John A Court Bergne | Improved means for mineral sampling of gravels and other submerged or water bearing strata |
US3198267A (en) * | 1963-05-17 | 1965-08-03 | United States Steel Corp | Method and apparatus for controlling dust in a rotary drilling operation |
US3244256A (en) * | 1963-11-08 | 1966-04-05 | Cutler Hammer Inc | Unattended lubrication system |
US3897836A (en) * | 1973-10-18 | 1975-08-05 | Exotech | Apparatus for boring through earth formations |
US3964554A (en) * | 1974-12-30 | 1976-06-22 | Smith International, Inc. | Temperature-regulated, sealed bearing system for rock drill bits |
US4158394A (en) * | 1977-02-15 | 1979-06-19 | Skf Kugellagerfabriken Gmbh | Mechanism for lubricating the bearings of the cutting rollers of a roller bit |
US4187920A (en) * | 1977-11-23 | 1980-02-12 | Tri-State Oil Tool Industries, Inc. | Enlarged bore hole drilling method and apparatus |
-
1983
- 1983-10-18 EP EP83306325A patent/EP0106701A3/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1025360B (en) * | 1956-02-07 | 1958-03-06 | Boleslaw Petuch | Process for the continuous extraction of drill cores or rock samples and for the simultaneous indirect flushing during turbo drilling and device for carrying out the process |
DE1060817B (en) * | 1957-10-24 | 1959-07-09 | Masch Und Bohrgeraete Fabrik | Air lift drill rods for indirect flushing |
GB979984A (en) * | 1962-09-19 | 1965-01-06 | John A Court Bergne | Improved means for mineral sampling of gravels and other submerged or water bearing strata |
US3198267A (en) * | 1963-05-17 | 1965-08-03 | United States Steel Corp | Method and apparatus for controlling dust in a rotary drilling operation |
US3244256A (en) * | 1963-11-08 | 1966-04-05 | Cutler Hammer Inc | Unattended lubrication system |
US3897836A (en) * | 1973-10-18 | 1975-08-05 | Exotech | Apparatus for boring through earth formations |
US3964554A (en) * | 1974-12-30 | 1976-06-22 | Smith International, Inc. | Temperature-regulated, sealed bearing system for rock drill bits |
US4158394A (en) * | 1977-02-15 | 1979-06-19 | Skf Kugellagerfabriken Gmbh | Mechanism for lubricating the bearings of the cutting rollers of a roller bit |
US4187920A (en) * | 1977-11-23 | 1980-02-12 | Tri-State Oil Tool Industries, Inc. | Enlarged bore hole drilling method and apparatus |
Also Published As
Publication number | Publication date |
---|---|
EP0106701A2 (en) | 1984-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
|
17P | Request for examination filed |
Effective date: 19860725 |
|
17Q | First examination report despatched |
Effective date: 19871015 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19890302 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: WOOD, ROY WILBERT Inventor name: JOHNSEY, WALTER FRANK Inventor name: DRUMMOND, DONALD DAVID |