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AU550139B2 - Drilling rod - Google Patents
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AU550139B2 - Drilling rod - Google Patents

Drilling rod

Info

Publication number
AU550139B2
AU550139B2 AU91050/82A AU9105082A AU550139B2 AU 550139 B2 AU550139 B2 AU 550139B2 AU 91050/82 A AU91050/82 A AU 91050/82A AU 9105082 A AU9105082 A AU 9105082A AU 550139 B2 AU550139 B2 AU 550139B2
Authority
AU
Australia
Prior art keywords
drilling rod
drilling
rod
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.)
Ceased
Application number
AU91050/82A
Other versions
AU9105082A (en
Inventor
John Romanin
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.)
Wallis Drilling Pty Ltd
Original Assignee
Wallis J M
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 Wallis J M filed Critical Wallis J M
Priority to AU91050/82A priority Critical patent/AU550139B2/en
Publication of AU9105082A publication Critical patent/AU9105082A/en
Application granted granted Critical
Publication of AU550139B2 publication Critical patent/AU550139B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • 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
    • E21B10/02—Core bits
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
AU91050/82A 1981-12-04 1981-12-04 Drilling rod Ceased AU550139B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU91050/82A AU550139B2 (en) 1981-12-04 1981-12-04 Drilling rod

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPF1829 1981-12-04
AU91050/82A AU550139B2 (en) 1981-12-04 1981-12-04 Drilling rod

Publications (2)

Publication Number Publication Date
AU9105082A AU9105082A (en) 1983-06-09
AU550139B2 true AU550139B2 (en) 1986-03-06

Family

ID=3763868

Family Applications (1)

Application Number Title Priority Date Filing Date
AU91050/82A Ceased AU550139B2 (en) 1981-12-04 1981-12-04 Drilling rod

Country Status (1)

Country Link
AU (1) AU550139B2 (en)

Also Published As

Publication number Publication date
AU9105082A (en) 1983-06-09

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