ZA722999B - Auger with rotatable cutters - Google Patents

Auger with rotatable cutters

Info

Publication number
ZA722999B
ZA722999B ZA722999A ZA722999A ZA722999B ZA 722999 B ZA722999 B ZA 722999B ZA 722999 A ZA722999 A ZA 722999A ZA 722999 A ZA722999 A ZA 722999A ZA 722999 B ZA722999 B ZA 722999B
Authority
ZA
South Africa
Prior art keywords
auger
rotatable cutters
cutters
rotatable
Prior art date
Application number
ZA722999A
Other languages
English (en)
Inventor
J Mullins
Original Assignee
Hughes Tool 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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of ZA722999B publication Critical patent/ZA722999B/xx

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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • 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
    • 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

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)
ZA722999A 1971-07-12 1972-05-03 Auger with rotatable cutters ZA722999B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US161453A US3905432A (en) 1971-07-12 1971-07-12 Auger with rotatable cutters

Publications (1)

Publication Number Publication Date
ZA722999B true ZA722999B (en) 1973-02-28

Family

ID=22581231

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA722999A ZA722999B (en) 1971-07-12 1972-05-03 Auger with rotatable cutters

Country Status (7)

Country Link
US (1) US3905432A (OSRAM)
AU (1) AU476723B2 (OSRAM)
CA (1) CA1002512A (OSRAM)
FR (1) FR2151834A5 (OSRAM)
GB (1) GB1399633A (OSRAM)
IT (1) IT962730B (OSRAM)
ZA (1) ZA722999B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998282A (en) * 1975-12-15 1976-12-21 Reed Tool Company Earth boring auger
US3998283A (en) * 1975-12-15 1976-12-21 Reed Tool Company Earth boring auger
ES488902A0 (es) * 1980-02-25 1980-12-01 Pellicer Carlos F Perfeccionamientos en las herramientas para perforar mate- rias petreas
DE10158603C1 (de) * 2001-11-29 2003-06-05 Man Takraf Foerdertechnik Gmbh Mini-Diskmeissel
US8418784B2 (en) * 2010-05-11 2013-04-16 David R. Hall Central cutting region of a drilling head assembly
CA2989468C (en) * 2015-06-22 2022-08-16 Sandvik Intellectual Property Ab Cutter assembly with rolling elements and method of disassembling

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US893950A (en) * 1908-03-17 1908-07-21 William H C Jaques Mining-tool.
US1747908A (en) * 1923-08-11 1930-02-18 Universal Rotary Bit Company Rotary drill bit
US2085336A (en) * 1932-12-21 1937-06-29 Harvey D Sandstone Rotary excavator
US2184108A (en) * 1935-12-20 1939-12-19 Swan M Akeyson Reamer
US3024856A (en) * 1957-11-25 1962-03-13 Frederick E Henning Rock and earth-drilling auger with interchangeable cutting inserts
US3043383A (en) * 1959-05-28 1962-07-10 Trainer Associates Inc Ground-drilling auger
US3094179A (en) * 1960-02-11 1963-06-18 Lines Raydon Ayers Device for dry boring soil or the like
US3092190A (en) * 1960-04-04 1963-06-04 Gruere Charles Large diameter earth drill
US3172489A (en) * 1963-11-20 1965-03-09 Hughes Tool Co Earth boring drill with cutting remover

Also Published As

Publication number Publication date
FR2151834A5 (OSRAM) 1973-04-20
AU476723B2 (en) 1976-09-30
CA1002512A (en) 1976-12-28
IT962730B (it) 1973-12-31
US3905432A (en) 1975-09-16
GB1399633A (en) 1975-07-02
AU4198272A (en) 1973-12-20

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