AU470502B2 - Grooving bucket - Google Patents

Grooving bucket

Info

Publication number
AU470502B2
AU470502B2 AU71450/74A AU7145074A AU470502B2 AU 470502 B2 AU470502 B2 AU 470502B2 AU 71450/74 A AU71450/74 A AU 71450/74A AU 7145074 A AU7145074 A AU 7145074A AU 470502 B2 AU470502 B2 AU 470502B2
Authority
AU
Australia
Prior art keywords
grooving
bucket
grooving bucket
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
AU71450/74A
Other versions
AU7145074A (en
Inventor
George Jasper Terence
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.)
Frankipile Australia Pty Ltd
Original Assignee
Frankipile Australia Pty Ltd
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 Frankipile Australia Pty Ltd filed Critical Frankipile Australia Pty Ltd
Publication of AU7145074A publication Critical patent/AU7145074A/en
Priority to US05/521,628 priority Critical patent/US3952818A/en
Application granted granted Critical
Publication of AU470502B2 publication Critical patent/AU470502B2/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/003—Drilling with mechanical conveying means
    • 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
    • E21B10/32—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

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)
AU71450/74A 1973-12-21 1973-12-21 Grooving bucket Expired AU470502B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/521,628 US3952818A (en) 1973-12-21 1974-11-07 Grooving bucket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPB608373 1973-12-21

Publications (2)

Publication Number Publication Date
AU7145074A AU7145074A (en) 1974-10-24
AU470502B2 true AU470502B2 (en) 1976-03-18

Family

ID=3765837

Family Applications (1)

Application Number Title Priority Date Filing Date
AU71450/74A Expired AU470502B2 (en) 1973-12-21 1973-12-21 Grooving bucket

Country Status (3)

Country Link
AU (1) AU470502B2 (en)
GB (1) GB1446276A (en)
ZA (1) ZA745227B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2183703A (en) * 1985-08-22 1987-06-10 Cementation Piling & Found In situ concrete pile construction and under cutting tool
GB9915576D0 (en) * 1999-07-02 1999-09-01 Kvaerner Cementation Found Ltd Under-reamed diaphragm walls

Also Published As

Publication number Publication date
AU7145074A (en) 1974-10-24
GB1446276A (en) 1976-08-18
ZA745227B (en) 1975-06-25

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