AU2168070A - Travelling drill bit - Google Patents

Travelling drill bit

Info

Publication number
AU2168070A
AU2168070A AU21680/70A AU2168070A AU2168070A AU 2168070 A AU2168070 A AU 2168070A AU 21680/70 A AU21680/70 A AU 21680/70A AU 2168070 A AU2168070 A AU 2168070A AU 2168070 A AU2168070 A AU 2168070A
Authority
AU
Australia
Prior art keywords
travelling
drill bit
drill
bit
travelling drill
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU21680/70A
Other versions
AU469751B2 (en
Inventor
Werner Georges.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Werner Industries Inc
Original Assignee
Werner Industries Inc
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 Werner Industries Inc filed Critical Werner Industries Inc
Application granted granted Critical
Publication of AU2168070A publication Critical patent/AU2168070A/en
Publication of AU469751B2 publication Critical patent/AU469751B2/en
Expired legal-status Critical Current

Links

AU21680/70A 1969-10-29 1970-10-29 Travelling drill bit Expired AU469751B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS872070 1969-10-29

Publications (2)

Publication Number Publication Date
AU2168070A true AU2168070A (en) 1972-05-04
AU469751B2 AU469751B2 (en) 1972-05-04

Family

ID=

Similar Documents

Publication Publication Date Title
CA949060A (en) Drill bit construction
AU451287B1 (en) Drill bit stop
CA925071A (en) Down-hole drilling hammer
CA922208A (en) Rock drill
CA961029A (en) Rock drill
CA946825A (en) Drill bit
CA950266A (en) Rock drills
CA923114A (en) Drill bit
AU469751B2 (en) Travelling drill bit
AU469730B1 (en) Drilling bit
AU2168070A (en) Travelling drill bit
AU444110B2 (en) Drill bit
AU443662B2 (en) Hammer drill
AU4953369A (en) Hammer drill
CA820149A (en) Drill bit
CA790457A (en) Drill bit
CA803877A (en) Rock drill bit assembly
AU2328670A (en) Drill bit
AU444135B2 (en) Rock drill
CA811019A (en) Drill rig
CA821403A (en) Drill rig
CA825035A (en) Diamond drill bit
AU1359770A (en) Rock drill
AU439507B2 (en) Retractable drill bits
CA820148A (en) Rotary drilling bit