CA999287A - Drill rods and coupling devices therefor - Google Patents

Drill rods and coupling devices therefor

Info

Publication number
CA999287A
CA999287A CA073,306A CA73306A CA999287A CA 999287 A CA999287 A CA 999287A CA 73306 A CA73306 A CA 73306A CA 999287 A CA999287 A CA 999287A
Authority
CA
Canada
Prior art keywords
coupling devices
drill rods
devices therefor
therefor
drill
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
CA073,306A
Inventor
Donald L. Leibee
Seibert S. Oaks
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 CA999287A publication Critical patent/CA999287A/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/03—Couplings; joints between drilling rod or pipe and drill motor or surface drive, e.g. between drilling rod and hammer

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
CA073,306A 1969-02-14 1970-01-28 Drill rods and coupling devices therefor Expired CA999287A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79939969A 1969-02-14 1969-02-14

Publications (1)

Publication Number Publication Date
CA999287A true CA999287A (en) 1976-11-02

Family

ID=25175809

Family Applications (1)

Application Number Title Priority Date Filing Date
CA073,306A Expired CA999287A (en) 1969-02-14 1970-01-28 Drill rods and coupling devices therefor

Country Status (5)

Country Link
US (1) US3519091A (en)
CA (1) CA999287A (en)
DE (1) DE2005053A1 (en)
FR (1) FR2035389A5 (en)
GB (1) GB1235085A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019590A (en) * 1975-03-03 1977-04-26 Carmet Company Method of roof drilling
US4009760A (en) * 1975-03-03 1977-03-01 Carmet Company Apparatus for roof drilling
CA1029365A (en) * 1975-03-03 1978-04-11 Lloyd B. Hansen Method and apparatus for roof drilling
US4189013A (en) * 1978-05-18 1980-02-19 Gte Sylvania Incorporated Roof drill bit
US4206821A (en) * 1978-09-08 1980-06-10 Fansteel Inc. Roof drill and drill rod system
US4226290A (en) * 1978-11-06 1980-10-07 Mcsweeney Lawrence H Roof drilling system
US4454922A (en) * 1982-05-27 1984-06-19 Consolidation Coal Company Drill rod and drilling apparatus
US4558976A (en) * 1984-02-06 1985-12-17 Begluitti John H Quick fix drill wrench
US4702328A (en) * 1985-11-22 1987-10-27 Mcsweeney Lawrence H Roof drilling system
US5400861A (en) * 1994-05-05 1995-03-28 Kennametal, Inc. Rotatable cutting bit assembly
US5927411A (en) * 1997-04-16 1999-07-27 Kennametal Inc. Connector with variable resistance retention member
WO2014015140A1 (en) * 2012-07-18 2014-01-23 Milwaukee Electric Tool Corporation Power tool accessory

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE206517C (en) *
US2757906A (en) * 1949-05-05 1956-08-07 Atlas Copco Ab Means for drilling in rock or the like
US3138216A (en) * 1962-06-25 1964-06-23 Sandviken Jernverks Aktiebolag Drill rod
US3187825A (en) * 1963-08-06 1965-06-08 Gen Electric Cutter bit for roof drill

Also Published As

Publication number Publication date
GB1235085A (en) 1971-06-09
FR2035389A5 (en) 1970-12-18
DE2005053A1 (en) 1970-11-19
US3519091A (en) 1970-07-07

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