SE415380B - Tetningssystem for en roterande bergborrkrona - Google Patents
Tetningssystem for en roterande bergborrkronaInfo
- Publication number
- SE415380B SE415380B SE7600320A SE7600320A SE415380B SE 415380 B SE415380 B SE 415380B SE 7600320 A SE7600320 A SE 7600320A SE 7600320 A SE7600320 A SE 7600320A SE 415380 B SE415380 B SE 415380B
- Authority
- SE
- Sweden
- Prior art keywords
- rotating
- sealing system
- mountain
- circuit
- mountain circuit
- 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
-
- 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
- E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating 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
- F16C21/00—Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
-
- 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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
-
- 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)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Drilling And Boring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55376275A | 1975-02-27 | 1975-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7600320L SE7600320L (sv) | 1976-08-30 |
SE415380B true SE415380B (sv) | 1980-09-29 |
Family
ID=24210651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7600320A SE415380B (sv) | 1975-02-27 | 1976-01-14 | Tetningssystem for en roterande bergborrkrona |
Country Status (8)
Country | Link |
---|---|
BR (1) | BR7601243A (sv) |
CA (1) | CA1048489A (sv) |
DE (1) | DE2608205A1 (sv) |
FR (1) | FR2302408A1 (sv) |
GB (1) | GB1534445A (sv) |
IT (1) | IT1053907B (sv) |
PL (1) | PL100432B1 (sv) |
SE (1) | SE415380B (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4386663A (en) * | 1981-02-25 | 1983-06-07 | Hughes Tool Company | Cooled journal bearing |
US5016719A (en) * | 1990-01-24 | 1991-05-21 | Western Rock Bit Company Limited | Rotary cone type rock bits |
GB2365038B (en) * | 2000-07-27 | 2004-06-02 | Walker & Co James Ltd | Sealing structure for a rock drill bit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2075997A (en) * | 1935-06-25 | 1937-04-06 | Chicago Pneumatic Tool Co | Roller cutter, spindle and bearing assembly for earth boring drills |
US3102601A (en) * | 1959-04-13 | 1963-09-03 | Phillips Petroleum Co | Drill bit |
FR1260080A (fr) * | 1960-03-22 | 1961-05-05 | Materiel De Forage Soc De Fab | Trépan à molettes étanche |
US3844363A (en) * | 1973-06-11 | 1974-10-29 | E Williams | Drill tool |
-
1976
- 1976-01-14 SE SE7600320A patent/SE415380B/sv unknown
- 1976-01-19 CA CA76243799A patent/CA1048489A/en not_active Expired
- 1976-02-02 IT IT47911/76A patent/IT1053907B/it active
- 1976-02-20 PL PL1976187344A patent/PL100432B1/pl unknown
- 1976-02-25 FR FR7605250A patent/FR2302408A1/fr active Granted
- 1976-02-25 DE DE19762608205 patent/DE2608205A1/de not_active Withdrawn
- 1976-02-25 GB GB7465/76A patent/GB1534445A/en not_active Expired
- 1976-02-26 BR BR7601243A patent/BR7601243A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
CA1048489A (en) | 1979-02-13 |
IT1053907B (it) | 1981-10-10 |
SE7600320L (sv) | 1976-08-30 |
FR2302408B1 (sv) | 1982-11-05 |
FR2302408A1 (fr) | 1976-09-24 |
BR7601243A (pt) | 1976-09-14 |
GB1534445A (en) | 1978-12-06 |
DE2608205A1 (de) | 1976-09-09 |
PL100432B1 (pl) | 1978-10-31 |
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