PL251563A1 - Drilling bit - Google Patents

Drilling bit

Info

Publication number
PL251563A1
PL251563A1 PL25156385A PL25156385A PL251563A1 PL 251563 A1 PL251563 A1 PL 251563A1 PL 25156385 A PL25156385 A PL 25156385A PL 25156385 A PL25156385 A PL 25156385A PL 251563 A1 PL251563 A1 PL 251563A1
Authority
PL
Poland
Prior art keywords
drilling bit
drilling
bit
Prior art date
Application number
PL25156385A
Other versions
PL146734B1 (en
Inventor
Tadeusz Baraniak
Eugeniusz Gibajlo
Jan Szymanski
Jerzy Czaja
Jan Domiczek
Jan Bubniak
Tadeusz Dutka
Stanislaw Karp
Stanislaw Wojnar
Original Assignee
Przed Robot Wiertniczych
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 Przed Robot Wiertniczych filed Critical Przed Robot Wiertniczych
Priority to PL25156385A priority Critical patent/PL146734B1/en
Publication of PL251563A1 publication Critical patent/PL251563A1/en
Publication of PL146734B1 publication Critical patent/PL146734B1/en

Links

PL25156385A 1985-01-16 1985-01-16 Drilling bit PL146734B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL25156385A PL146734B1 (en) 1985-01-16 1985-01-16 Drilling bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL25156385A PL146734B1 (en) 1985-01-16 1985-01-16 Drilling bit

Publications (2)

Publication Number Publication Date
PL251563A1 true PL251563A1 (en) 1986-07-29
PL146734B1 PL146734B1 (en) 1989-03-31

Family

ID=20025072

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25156385A PL146734B1 (en) 1985-01-16 1985-01-16 Drilling bit

Country Status (1)

Country Link
PL (1) PL146734B1 (en)

Also Published As

Publication number Publication date
PL146734B1 (en) 1989-03-31

Similar Documents

Publication Publication Date Title
GB8618252D0 (en) Drilling well
GB8528777D0 (en) Drill bit
GB2184373B (en) Drilling tool
GB8618979D0 (en) Drag-type drill bit
EP0202211A3 (en) Drill
GB8704146D0 (en) Drilling bit
GB2177954B (en) Boring tool
GB8531627D0 (en) Drilling borehole
DE3567054D1 (en) Rotary drill bit
GB8427420D0 (en) Drilling rigs
EP0187971A3 (en) Drill bit
GB8515078D0 (en) Drilling rig
GB8612767D0 (en) Rock drills
GB8625584D0 (en) Drill
GB2167107B (en) Drilling bits
GB8618457D0 (en) Drill bit
GB8626651D0 (en) Boring tools
GB8726868D0 (en) Drill bit
DE3663895D1 (en) Drill chuck
GB8511961D0 (en) Level drill
PL254009A1 (en) Drilling bit
PL251563A1 (en) Drilling bit
PL255510A1 (en) Drilling bit
PL254989A1 (en) Drill bit
GB8527556D0 (en) Drill bit