NL145920B - Kernboorkop. - Google Patents

Kernboorkop.

Info

Publication number
NL145920B
NL145920B NL6512838A NL6512838A NL145920B NL 145920 B NL145920 B NL 145920B NL 6512838 A NL6512838 A NL 6512838A NL 6512838 A NL6512838 A NL 6512838A NL 145920 B NL145920 B NL 145920B
Authority
NL
Netherlands
Prior art keywords
core chuck
chuck
core
Prior art date
Application number
NL6512838A
Other languages
English (en)
Other versions
NL6512838A (nl
Original Assignee
Benoto Sa
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 Benoto Sa filed Critical Benoto Sa
Publication of NL6512838A publication Critical patent/NL6512838A/xx
Publication of NL145920B publication Critical patent/NL145920B/nl

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
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type

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)
NL6512838A 1964-10-03 1965-10-04 Kernboorkop. NL145920B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR990282A FR1417359A (fr) 1964-10-03 1964-10-03 Trousse coupante pour tube de forage

Publications (2)

Publication Number Publication Date
NL6512838A NL6512838A (nl) 1966-04-04
NL145920B true NL145920B (nl) 1975-05-15

Family

ID=8839640

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6512838A NL145920B (nl) 1964-10-03 1965-10-04 Kernboorkop.

Country Status (6)

Country Link
BE (1) BE670460A (nl)
DE (1) DE1254102B (nl)
FR (1) FR1417359A (nl)
GB (1) GB1082458A (nl)
IL (1) IL22233A (nl)
NL (1) NL145920B (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3825220A1 (de) * 1988-07-25 1990-02-08 Hilti Ag Hohlbohrwerkzeug
DE4226363C2 (de) * 1992-08-10 1995-07-06 Bauer Spezialtiefbau Bohrkrone mit umfangverteilten, lösbar angeordneten Zahnkörpern

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT6804B (nl) * 1900-04-14 1902-02-25 Bela Von Vangel
DE730113C (de) * 1940-07-26 1943-02-03 Karl Moebus Bohrgeraet

Also Published As

Publication number Publication date
BE670460A (nl) 1966-01-31
NL6512838A (nl) 1966-04-04
DE1254102B (de) 1967-11-16
GB1082458A (en) 1967-09-06
FR1417359A (fr) 1965-11-12
IL22233A (en) 1968-10-24

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