AT52621B - Extension tool for rotary and shot drilling. - Google Patents

Extension tool for rotary and shot drilling.

Info

Publication number
AT52621B
AT52621B AT52621DA AT52621B AT 52621 B AT52621 B AT 52621B AT 52621D A AT52621D A AT 52621DA AT 52621 B AT52621 B AT 52621B
Authority
AT
Austria
Prior art keywords
rotary
extension tool
shot drilling
shot
drilling
Prior art date
Application number
Other languages
German (de)
Original Assignee
Trauzl & 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 Trauzl & Co filed Critical Trauzl & Co
Application granted granted Critical
Publication of AT52621B publication Critical patent/AT52621B/en

Links

Landscapes

  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Drilling And Boring (AREA)

Description

  

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Claims (1)

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AT52621D 1909-10-28 1909-10-28 Extension tool for rotary and shot drilling. AT52621B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT52621T 1909-10-28

Publications (1)

Publication Number Publication Date
AT52621B true AT52621B (en) 1912-03-11

Family

ID=3573792

Family Applications (1)

Application Number Title Priority Date Filing Date
AT52621D AT52621B (en) 1909-10-28 1909-10-28 Extension tool for rotary and shot drilling.

Country Status (1)

Country Link
AT (1) AT52621B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1187566B (en) * 1962-07-10 1965-02-25 Sandvikens Jernverks Ab Drilling tool for hammer drilling with a rotating drill
DE1188014B (en) * 1962-07-09 1965-03-04 Atlas Copco Ab Rock drill with eccentric drilling tool
DE1199211B (en) * 1962-03-01 1965-08-26 Skanska Cementgjuteriet Ab Extension chisel with asymmetrical cutting edge for deep drill
DE1533575B1 (en) * 1967-02-22 1971-05-06 Skanska Cementgjuteriet Ab DEEP DRILL WITH AN ECCENTRIC BIT

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199211B (en) * 1962-03-01 1965-08-26 Skanska Cementgjuteriet Ab Extension chisel with asymmetrical cutting edge for deep drill
DE1188014B (en) * 1962-07-09 1965-03-04 Atlas Copco Ab Rock drill with eccentric drilling tool
DE1187566B (en) * 1962-07-10 1965-02-25 Sandvikens Jernverks Ab Drilling tool for hammer drilling with a rotating drill
DE1533575B1 (en) * 1967-02-22 1971-05-06 Skanska Cementgjuteriet Ab DEEP DRILL WITH AN ECCENTRIC BIT

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