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ZA735283B - Earth cutter assembly - Google Patents

Earth cutter assembly

Info

Publication number
ZA735283B
ZA735283B ZA735283A ZA735283A ZA735283B ZA 735283 B ZA735283 B ZA 735283B ZA 735283 A ZA735283 A ZA 735283A ZA 735283 A ZA735283 A ZA 735283A ZA 735283 B ZA735283 B ZA 735283B
Authority
ZA
South Africa
Prior art keywords
cutter assembly
earth cutter
earth
assembly
cutter
Prior art date
Application number
ZA735283A
Inventor
W Coski
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of ZA735283B publication Critical patent/ZA735283B/en

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • 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
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • 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
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • 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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Road Repair (AREA)
ZA735283A 1972-08-10 1973-08-02 Earth cutter assembly ZA735283B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00279698A US3805901A (en) 1972-08-10 1972-08-10 Earth cutter assembly

Publications (1)

Publication Number Publication Date
ZA735283B true ZA735283B (en) 1974-11-27

Family

ID=23070054

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA735283A ZA735283B (en) 1972-08-10 1973-08-02 Earth cutter assembly

Country Status (5)

Country Link
US (1) US3805901A (en)
CA (1) CA993859A (en)
DE (1) DE2339855C3 (en)
SE (1) SE404053B (en)
ZA (1) ZA735283B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917009A (en) * 1974-09-16 1975-11-04 Dresser Ind Removable stem for raise bits
US3945447A (en) * 1974-09-16 1976-03-23 Rapidex, Inc. Boring apparatus
CA1108119A (en) * 1978-10-06 1981-09-01 Gerald F. Wilemon Large diameter bit with bridge mounted drive stem
SE463110B (en) * 1979-02-02 1990-10-08 Sandvik Ab SETTING AND DEVICE FOR STIGORTS DRIVING
US4248314A (en) * 1979-05-29 1981-02-03 Hughes Tool Company Shaft drill bit with overlapping cutter arrangement
US4381038A (en) * 1980-11-21 1983-04-26 The Robbins Company Raise bit with cutters stepped in a spiral and flywheel
US5366029A (en) * 1993-04-09 1994-11-22 Beck Iii August H Large shaft over-reamer apparatus and method
US5485888A (en) * 1993-05-17 1996-01-23 R. H. Woods, Ltd. Spherical reaming bit
SA108290829B1 (en) * 2007-12-21 2012-01-24 بيكر هوغيس انكوربوريتد Reamer with Balanced Cutting Structure for Use in A Wellbore

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US27597A (en) * 1860-03-20 notes
US2949281A (en) * 1957-09-06 1960-08-16 Hughes Tool Co Large diameter earth boring drill
US3139148A (en) * 1959-04-17 1964-06-30 Goodman Mfg Co Rotary boring head having roller cutter disks
US3283836A (en) * 1964-08-17 1966-11-08 Exxon Production Research Co Diamond-type drill bit
US3385385A (en) * 1966-04-01 1968-05-28 Reed Roller Bit Co Drill bit
US3570613A (en) * 1969-03-27 1971-03-16 Lawrence Mfg Co Gage cutter
FR2058822A5 (en) * 1969-09-29 1971-05-28 Petroles Cie Francaise
US3638740A (en) * 1970-03-30 1972-02-01 Murphy Ind Inc G W Raise drilling bit
US3675729A (en) * 1970-05-08 1972-07-11 Smith International Bit lubrication system
US3698491A (en) * 1971-02-02 1972-10-17 Atlantic Richfield Co Drilling method and bit
US3726350A (en) * 1971-05-24 1973-04-10 Hughes Tool Co Anti-tracking earth boring drill

Also Published As

Publication number Publication date
DE2339855C3 (en) 1978-04-20
SE404053B (en) 1978-09-18
DE2339855A1 (en) 1974-02-21
CA993859A (en) 1976-07-27
AU5768973A (en) 1975-01-09
DE2339855B2 (en) 1977-09-15
US3805901A (en) 1974-04-23

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