CA547714A - Cheville de meche de foret - Google Patents

Cheville de meche de foret

Info

Publication number
CA547714A
CA547714A CA547714A CA547714DA CA547714A CA 547714 A CA547714 A CA 547714A CA 547714 A CA547714 A CA 547714A CA 547714D A CA547714D A CA 547714DA CA 547714 A CA547714 A CA 547714A
Authority
CA
Canada
Prior art keywords
drill bit
bit plug
plug
drill
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
CA547714A
Other languages
English (en)
Inventor
R. Flanagan John
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA547714A publication Critical patent/CA547714A/fr
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
    • E21B12/04—Drill bit protectors

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)
CA547714A Cheville de meche de foret Expired CA547714A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA547714T

Publications (1)

Publication Number Publication Date
CA547714A true CA547714A (fr) 1957-10-22

Family

ID=210516

Family Applications (1)

Application Number Title Priority Date Filing Date
CA547714A Expired CA547714A (fr) Cheville de meche de foret

Country Status (1)

Country Link
CA (1) CA547714A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3685600A (en) * 1971-06-01 1972-08-22 Howard I Lorenz Bit guide and protector incorporating an arrangement for initially inserting or replacing of bit jets
US3718196A (en) * 1971-01-21 1973-02-27 Nobel Drilling Corp Guide and protector arrangement incorporating fill-up float valve means
US3788407A (en) * 1972-10-17 1974-01-29 Noble Drilling Corp Method and arrangement for protecting and guiding drilling bits
US4397361A (en) * 1981-06-01 1983-08-09 Dresser Industries, Inc. Abradable cutter protection

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718196A (en) * 1971-01-21 1973-02-27 Nobel Drilling Corp Guide and protector arrangement incorporating fill-up float valve means
US3685600A (en) * 1971-06-01 1972-08-22 Howard I Lorenz Bit guide and protector incorporating an arrangement for initially inserting or replacing of bit jets
US3788407A (en) * 1972-10-17 1974-01-29 Noble Drilling Corp Method and arrangement for protecting and guiding drilling bits
US4397361A (en) * 1981-06-01 1983-08-09 Dresser Industries, Inc. Abradable cutter protection

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