BR7501166A - Aperfeicoamento em ferramenta de perfuracao de terra e processo aperfeicoado de fabricacao da mesma - Google Patents

Aperfeicoamento em ferramenta de perfuracao de terra e processo aperfeicoado de fabricacao da mesma

Info

Publication number
BR7501166A
BR7501166A BR7501166A BR7501166A BR7501166A BR 7501166 A BR7501166 A BR 7501166A BR 7501166 A BR7501166 A BR 7501166A BR 7501166 A BR7501166 A BR 7501166A BR 7501166 A BR7501166 A BR 7501166A
Authority
BR
Brazil
Prior art keywords
improvement
same
manufacturing process
drilling tool
improved manufacturing
Prior art date
Application number
BR7501166A
Other languages
English (en)
Inventor
H Dill
S Scales
Original Assignee
Hughes Tool Co
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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of BR7501166A publication Critical patent/BR7501166A/pt

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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts

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)
BR7501166A 1974-07-03 1975-02-27 Aperfeicoamento em ferramenta de perfuracao de terra e processo aperfeicoado de fabricacao da mesma BR7501166A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48565874A 1974-07-03 1974-07-03

Publications (1)

Publication Number Publication Date
BR7501166A true BR7501166A (pt) 1976-11-16

Family

ID=23928978

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7501166A BR7501166A (pt) 1974-07-03 1975-02-27 Aperfeicoamento em ferramenta de perfuracao de terra e processo aperfeicoado de fabricacao da mesma

Country Status (6)

Country Link
AR (1) AR210852A1 (pt)
BR (1) BR7501166A (pt)
CA (1) CA1009645A (pt)
GB (1) GB1515532A (pt)
IT (1) IT1039466B (pt)
SE (1) SE415382B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1146530A (en) * 1980-03-24 1983-05-17 Percy W. Schumacher Rolling cutter drill bit
US7258833B2 (en) 2003-09-09 2007-08-21 Varel International Ind., L.P. High-energy cascading of abrasive wear components
GB2445218B (en) * 2006-09-21 2011-05-25 Smith International Atomic layer deposition nanocoating on cutting tool powder materials

Also Published As

Publication number Publication date
SE7507393L (sv) 1976-01-05
IT1039466B (it) 1979-12-10
CA1009645A (en) 1977-05-03
GB1515532A (en) 1978-06-28
AR210852A1 (es) 1977-09-30
SE415382B (sv) 1980-09-29

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