BR7601243A - Aperfeicoamento em broca de sondagem e em broca para rocha rotativa - Google Patents

Aperfeicoamento em broca de sondagem e em broca para rocha rotativa

Info

Publication number
BR7601243A
BR7601243A BR7601243A BR7601243A BR7601243A BR 7601243 A BR7601243 A BR 7601243A BR 7601243 A BR7601243 A BR 7601243A BR 7601243 A BR7601243 A BR 7601243A BR 7601243 A BR7601243 A BR 7601243A
Authority
BR
Brazil
Prior art keywords
drill
perfecting
rotating rock
rotating
rock
Prior art date
Application number
BR7601243A
Other languages
English (en)
Portuguese (pt)
Inventor
S Penny
Original Assignee
Dresser Ind
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dresser Ind filed Critical Dresser Ind
Publication of BR7601243A publication Critical patent/BR7601243A/pt

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
    • E21B10/22—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)
BR7601243A 1975-02-27 1976-02-26 Aperfeicoamento em broca de sondagem e em broca para rocha rotativa BR7601243A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55376275A 1975-02-27 1975-02-27

Publications (1)

Publication Number Publication Date
BR7601243A true BR7601243A (pt) 1976-09-14

Family

ID=24210651

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7601243A BR7601243A (pt) 1975-02-27 1976-02-26 Aperfeicoamento em broca de sondagem e em broca para rocha rotativa

Country Status (8)

Country Link
BR (1) BR7601243A (US20010021848A1-20010913-M00008.png)
CA (1) CA1048489A (US20010021848A1-20010913-M00008.png)
DE (1) DE2608205A1 (US20010021848A1-20010913-M00008.png)
FR (1) FR2302408A1 (US20010021848A1-20010913-M00008.png)
GB (1) GB1534445A (US20010021848A1-20010913-M00008.png)
IT (1) IT1053907B (US20010021848A1-20010913-M00008.png)
PL (1) PL100432B1 (US20010021848A1-20010913-M00008.png)
SE (1) SE415380B (US20010021848A1-20010913-M00008.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
SE7600320L (sv) 1976-08-30
CA1048489A (en) 1979-02-13
IT1053907B (it) 1981-10-10
FR2302408A1 (fr) 1976-09-24
PL100432B1 (pl) 1978-10-31
GB1534445A (en) 1978-12-06
FR2302408B1 (US20010021848A1-20010913-M00008.png) 1982-11-05
DE2608205A1 (de) 1976-09-09
SE415380B (sv) 1980-09-29

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