PL234983A1 - Rock bit for rotary drilling - Google Patents

Rock bit for rotary drilling

Info

Publication number
PL234983A1
PL234983A1 PL23498382A PL23498382A PL234983A1 PL 234983 A1 PL234983 A1 PL 234983A1 PL 23498382 A PL23498382 A PL 23498382A PL 23498382 A PL23498382 A PL 23498382A PL 234983 A1 PL234983 A1 PL 234983A1
Authority
PL
Poland
Prior art keywords
rotary drilling
rock bit
rock
bit
drilling
Prior art date
Application number
PL23498382A
Inventor
Alojzy Jastrzab
Original Assignee
Kopalnia Wegla Kamiennego Nowa
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 Kopalnia Wegla Kamiennego Nowa filed Critical Kopalnia Wegla Kamiennego Nowa
Priority to PL23498382A priority Critical patent/PL234983A1/en
Publication of PL234983A1 publication Critical patent/PL234983A1/en

Links

PL23498382A 1982-02-05 1982-02-05 Rock bit for rotary drilling PL234983A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL23498382A PL234983A1 (en) 1982-02-05 1982-02-05 Rock bit for rotary drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL23498382A PL234983A1 (en) 1982-02-05 1982-02-05 Rock bit for rotary drilling

Publications (1)

Publication Number Publication Date
PL234983A1 true PL234983A1 (en) 1983-08-15

Family

ID=20011443

Family Applications (1)

Application Number Title Priority Date Filing Date
PL23498382A PL234983A1 (en) 1982-02-05 1982-02-05 Rock bit for rotary drilling

Country Status (1)

Country Link
PL (1) PL234983A1 (en)

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