DE105606C - - Google Patents

Info

Publication number
DE105606C
DE105606C DENDAT105606D DE105606DA DE105606C DE 105606 C DE105606 C DE 105606C DE NDAT105606 D DENDAT105606 D DE NDAT105606D DE 105606D A DE105606D A DE 105606DA DE 105606 C DE105606 C DE 105606C
Authority
DE
Germany
Prior art keywords
cutting wheels
cutting
wheels
drill bit
crown
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.)
Active
Application number
DENDAT105606D
Other languages
German (de)
English (en)
Publication of DE105606C publication Critical patent/DE105606C/de
Active 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/12—Roller bits with discs cutters

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)
DENDAT105606D Active DE105606C (cs)

Publications (1)

Publication Number Publication Date
DE105606C true DE105606C (cs)

Family

ID=375876

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT105606D Active DE105606C (cs)

Country Status (1)

Country Link
DE (1) DE105606C (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446795A (en) * 1944-10-14 1948-08-10 Earl H Trimble Drill
US2615684A (en) * 1945-08-24 1952-10-28 Herbert J Hawthorne Detachable blade bit
US2656153A (en) * 1949-09-12 1953-10-20 Thomas A White Rotary drilling bit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446795A (en) * 1944-10-14 1948-08-10 Earl H Trimble Drill
US2615684A (en) * 1945-08-24 1952-10-28 Herbert J Hawthorne Detachable blade bit
US2656153A (en) * 1949-09-12 1953-10-20 Thomas A White Rotary drilling bit

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