AU4554872A - Auger arrangement - Google Patents

Auger arrangement

Info

Publication number
AU4554872A
AU4554872A AU45548/72A AU4554872A AU4554872A AU 4554872 A AU4554872 A AU 4554872A AU 45548/72 A AU45548/72 A AU 45548/72A AU 4554872 A AU4554872 A AU 4554872A AU 4554872 A AU4554872 A AU 4554872A
Authority
AU
Australia
Prior art keywords
auger arrangement
auger
arrangement
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
AU45548/72A
Other versions
AU457644B2 (en
Inventor
J. ENIO and ROBERT J. McHENRY THOMAS
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.)
Kennametal Inc
Original Assignee
Kennametal 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 Kennametal Inc filed Critical Kennametal Inc
Application granted granted Critical
Publication of AU4554872A publication Critical patent/AU4554872A/en
Publication of AU457644B2 publication Critical patent/AU457644B2/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/327—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools the cutter being pivoted about a longitudinal axis
AU45548/72A 1971-09-07 1972-08-14 Auger arrangement Expired AU457644B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00178161A US3821993A (en) 1971-09-07 1971-09-07 Auger arrangement
USUS178,161 1971-09-07

Publications (2)

Publication Number Publication Date
AU4554872A true AU4554872A (en) 1974-02-21
AU457644B2 AU457644B2 (en) 1974-02-21

Family

ID=

Also Published As

Publication number Publication date
DE2242724A1 (en) 1973-03-29
ZA725389B (en) 1973-04-25
CA953318A (en) 1974-08-20
DE2242724B2 (en) 1973-09-27
US3821993A (en) 1974-07-02
DE2242724C3 (en) 1974-04-25

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