AU463698B2 - Big hole drilling bit - Google Patents

Big hole drilling bit

Info

Publication number
AU463698B2
AU463698B2 AU52923/73A AU5292373A AU463698B2 AU 463698 B2 AU463698 B2 AU 463698B2 AU 52923/73 A AU52923/73 A AU 52923/73A AU 5292373 A AU5292373 A AU 5292373A AU 463698 B2 AU463698 B2 AU 463698B2
Authority
AU
Australia
Prior art keywords
hole drilling
drilling bit
big hole
big
bit
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU52923/73A
Other languages
English (en)
Other versions
AU5292373A (en
Inventor
W. CRONENBERG and ROBERT L. GATLIFF WILLIAM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
US Atomic Energy Commission (AEC)
Original Assignee
US Atomic Energy Commission (AEC)
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 US Atomic Energy Commission (AEC) filed Critical US Atomic Energy Commission (AEC)
Publication of AU5292373A publication Critical patent/AU5292373A/en
Application granted granted Critical
Publication of AU463698B2 publication Critical patent/AU463698B2/en
Expired legal-status Critical Current

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
    • E21B12/00—Accessories for drilling tools
    • E21B12/06—Mechanical cleaning devices
    • 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
    • E21B10/10—Roller bits with roller axle supported at both ends

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)
AU52923/73A 1972-03-06 1973-03-06 Big hole drilling bit Expired AU463698B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23215972A 1972-03-06 1972-03-06
USUS232,159 1972-03-06

Publications (2)

Publication Number Publication Date
AU5292373A AU5292373A (en) 1974-09-12
AU463698B2 true AU463698B2 (en) 1975-07-31

Family

ID=22872104

Family Applications (1)

Application Number Title Priority Date Filing Date
AU52923/73A Expired AU463698B2 (en) 1972-03-06 1973-03-06 Big hole drilling bit

Country Status (6)

Country Link
US (1) US3762486A (US20030204162A1-20031030-M00001.png)
JP (1) JPS4911704A (US20030204162A1-20031030-M00001.png)
AU (1) AU463698B2 (US20030204162A1-20031030-M00001.png)
DE (1) DE2311088A1 (US20030204162A1-20031030-M00001.png)
FR (1) FR2175080B1 (US20030204162A1-20031030-M00001.png)
GB (1) GB1390738A (US20030204162A1-20031030-M00001.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51103604A (ja) * 1975-03-07 1976-09-13 Kato Seisakusho Kk Tatekokutsusakuhoho
US4125167A (en) * 1977-06-06 1978-11-14 Smith International, Inc. Big hole bit
US4248314A (en) * 1979-05-29 1981-02-03 Hughes Tool Company Shaft drill bit with overlapping cutter arrangement
JP2962843B2 (ja) * 1990-06-07 1999-10-12 キヤノン株式会社 クリーニングブレード及びこれを用いた装置
NO921357L (no) * 1992-04-07 1993-10-08 Narvestad As Stein Anordning ved borhode paa en tunnellboremaskin
US20100078223A1 (en) * 2008-09-26 2010-04-01 Buske Robert J Plate structure for earth-boring tools, tools including plate structures and methods of forming such tools

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1686957A (en) * 1928-10-09 A cobpobatioef
US1391626A (en) * 1920-04-27 1921-09-20 Richard J Bequette Drill-head for well-driling apparatus
US1657608A (en) * 1925-09-14 1928-01-31 Guiberson Corp Well-drilling bit
US2041467A (en) * 1932-11-18 1936-05-19 Sara R Lorraine Bit cleaner
US2644671A (en) * 1947-03-04 1953-07-07 Martell D Ingram Rock drilling bit
US2654578A (en) * 1949-11-28 1953-10-06 William L Pearce Earth formation disintegrating drill
US3583503A (en) * 1969-03-12 1971-06-08 Lawrence Mfg Co Mounting head assembly
US3674314A (en) * 1970-01-07 1972-07-04 Jarva Inc Gage scraper

Also Published As

Publication number Publication date
DE2311088A1 (de) 1973-09-20
JPS4911704A (US20030204162A1-20031030-M00001.png) 1974-02-01
GB1390738A (en) 1975-04-16
FR2175080B1 (US20030204162A1-20031030-M00001.png) 1977-08-12
US3762486A (en) 1973-10-02
AU5292373A (en) 1974-09-12
FR2175080A1 (US20030204162A1-20031030-M00001.png) 1973-10-19

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