DK116852B - Bor til fremstilling af borehuller i byggematerialer. - Google Patents

Bor til fremstilling af borehuller i byggematerialer.

Info

Publication number
DK116852B
DK116852B DK255366AA DK255366A DK116852B DK 116852 B DK116852 B DK 116852B DK 255366A A DK255366A A DK 255366AA DK 255366 A DK255366 A DK 255366A DK 116852 B DK116852 B DK 116852B
Authority
DK
Denmark
Prior art keywords
drill
building materials
making boreholes
boreholes
making
Prior art date
Application number
DK255366AA
Other languages
Danish (da)
English (en)
Inventor
A Fischer
Original Assignee
Fischer Artur
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 Fischer Artur filed Critical Fischer Artur
Publication of DK116852B publication Critical patent/DK116852B/da

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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2240/00—Details of connections of tools or workpieces
    • B23B2240/08—Brazed connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
DK255366AA 1965-05-31 1966-05-18 Bor til fremstilling af borehuller i byggematerialer. DK116852B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0046199 1965-05-31

Publications (1)

Publication Number Publication Date
DK116852B true DK116852B (da) 1970-02-16

Family

ID=7100899

Family Applications (1)

Application Number Title Priority Date Filing Date
DK255366AA DK116852B (da) 1965-05-31 1966-05-18 Bor til fremstilling af borehuller i byggematerialer.

Country Status (6)

Country Link
AT (1) AT262129B (enrdf_load_stackoverflow)
BE (1) BE680639A (enrdf_load_stackoverflow)
CH (1) CH437098A (enrdf_load_stackoverflow)
DK (1) DK116852B (enrdf_load_stackoverflow)
GB (1) GB1126103A (enrdf_load_stackoverflow)
NL (1) NL6607195A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555924Y2 (enrdf_load_stackoverflow) * 1976-01-28 1980-12-25

Also Published As

Publication number Publication date
CH437098A (de) 1967-05-31
DE1427710A1 (de) 1969-01-16
GB1126103A (en) 1968-09-05
NL6607195A (enrdf_load_stackoverflow) 1966-12-01
AT262129B (de) 1968-05-27
BE680639A (enrdf_load_stackoverflow) 1966-10-17

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