IT1182101B - Perfezionamento nei sistemi di cuscinetti per punte di trivelle da roccia - Google Patents

Perfezionamento nei sistemi di cuscinetti per punte di trivelle da roccia

Info

Publication number
IT1182101B
IT1182101B IT48952/85A IT4895285A IT1182101B IT 1182101 B IT1182101 B IT 1182101B IT 48952/85 A IT48952/85 A IT 48952/85A IT 4895285 A IT4895285 A IT 4895285A IT 1182101 B IT1182101 B IT 1182101B
Authority
IT
Italy
Prior art keywords
improvement
bearing systems
rock drills
drills
rock
Prior art date
Application number
IT48952/85A
Other languages
English (en)
Italian (it)
Other versions
IT8548952A0 (it
Inventor
David R Hall
Original Assignee
Megadiamond Ind Inc
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 Megadiamond Ind Inc filed Critical Megadiamond Ind Inc
Publication of IT8548952A0 publication Critical patent/IT8548952A0/it
Application granted granted Critical
Publication of IT1182101B publication Critical patent/IT1182101B/it

Links

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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/26—Brasses; Bushes; Linings made from wire coils; made from a number of discs, rings, rods, or other members
    • 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
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/043—Sliding surface consisting mainly of ceramics, cermets or hard carbon, e.g. diamond like carbon [DLC]
    • 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)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Earth Drilling (AREA)
  • Rolling Contact Bearings (AREA)
IT48952/85A 1984-12-21 1985-12-18 Perfezionamento nei sistemi di cuscinetti per punte di trivelle da roccia IT1182101B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68484984A 1984-12-21 1984-12-21

Publications (2)

Publication Number Publication Date
IT8548952A0 IT8548952A0 (it) 1985-12-18
IT1182101B true IT1182101B (it) 1987-09-30

Family

ID=24749840

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48952/85A IT1182101B (it) 1984-12-21 1985-12-18 Perfezionamento nei sistemi di cuscinetti per punte di trivelle da roccia

Country Status (6)

Country Link
CA (1) CA1254552A (fr)
DE (1) DE3545438A1 (fr)
FR (1) FR2583100B1 (fr)
GB (1) GB2168737B (fr)
IT (1) IT1182101B (fr)
MX (1) MX162428A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846290A (en) * 1986-03-13 1989-07-11 Smith International, Inc. Underreamer with revolving diamond cutter elements
DE3687798T2 (de) * 1986-05-19 1993-08-05 Smith International Kuehlnetzwerke fuer lagerflaechen aus polykristallinem diamant.
DE3709836C1 (de) * 1987-03-25 1988-09-29 Eastman Christensen Co Gleitlager fuer Tiefbohrwerkzeuge
US4756631A (en) * 1987-07-24 1988-07-12 Smith International, Inc. Diamond bearing for high-speed drag bits
US4955440A (en) * 1989-07-19 1990-09-11 Intevep, S.A. Rotary drill bits with plural sealing systems
NO176528C (no) * 1992-02-17 1995-04-19 Kverneland Klepp As Anordning ved borekroner
US5352045A (en) * 1993-01-06 1994-10-04 The Integrated Bearing Co. Ltd. Means of mounting a revolving cutting element
US6209185B1 (en) 1993-04-16 2001-04-03 Baker Hughes Incorporated Earth-boring bit with improved rigid face seal
US6068070A (en) * 1997-09-03 2000-05-30 Baker Hughes Incorporated Diamond enhanced bearing for earth-boring bit
SE522352C2 (sv) * 2000-02-16 2004-02-03 Sandvik Ab Avlångt element för slående bergborrning och användning av stål för detta
WO2024131687A1 (fr) * 2022-12-22 2024-06-27 中国石油化工股份有限公司 Trépan hybride à rouleaux pdc

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1710436A (en) * 1926-07-01 1929-04-23 J H Giesey Rotary drill
US1649858A (en) * 1927-02-18 1927-11-22 Clarence E Reed Deep-well-drilling apparatus
US1909078A (en) * 1930-07-17 1933-05-16 Hughes Tool Co Lubricator for earth boring drills
US2039551A (en) * 1934-10-29 1936-05-05 S R Bowen Company Rotary bit
US2038388A (en) * 1935-08-03 1936-04-21 Hughes Tool Co Mounting for drill cutters
US2151348A (en) * 1938-04-13 1939-03-21 Rudolph Pageman Rotary drill bit
FR1053319A (fr) * 1952-04-02 1954-02-02 Materiel De Forage Soc De Fab Dispositif de montage pour outils à molettes
DE1141962B (de) * 1961-09-28 1963-01-03 Karl Guenther Bechem Lager fuer Rollenbohrer
US3397928A (en) * 1965-11-08 1968-08-20 Edward M. Galle Seal means for drill bit bearings
US3476195A (en) * 1968-11-15 1969-11-04 Hughes Tool Co Lubricant relief valve for rock bits
US4054426A (en) * 1972-12-20 1977-10-18 White Gerald W Thin film treated drilling bit cones
US4061376A (en) * 1976-06-14 1977-12-06 Smith International Inc. Rock bit bearing structure
SE7701680L (sv) * 1977-02-16 1978-08-17 Skf Ab Axiallager for en rulle i en rullborrkrona sw 77 004 sw
US4145094A (en) * 1977-11-09 1979-03-20 Smith International, Inc. Rotary rock bit and method of making same
US4266622A (en) * 1979-01-15 1981-05-12 Smith International, Inc. Rotary rock bit and method of making same
US4260203A (en) * 1979-09-10 1981-04-07 Smith International, Inc. Bearing structure for a rotary rock bit

Also Published As

Publication number Publication date
GB2168737B (en) 1987-12-23
FR2583100B1 (fr) 1993-10-08
IT8548952A0 (it) 1985-12-18
CA1254552A (fr) 1989-05-23
MX162428A (es) 1991-05-10
GB2168737A (en) 1986-06-25
GB8531433D0 (en) 1986-02-05
FR2583100A1 (fr) 1986-12-12
DE3545438A1 (de) 1987-07-02

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19921216