AU149382B2 - Improvements In or relating to drill bits having hard metal tips suitable for rock drilling - Google Patents

Improvements In or relating to drill bits having hard metal tips suitable for rock drilling

Info

Publication number
AU149382B2
AU149382B2 AU23945/48A AU2394548A AU149382B2 AU 149382 B2 AU149382 B2 AU 149382B2 AU 23945/48 A AU23945/48 A AU 23945/48A AU 2394548 A AU2394548 A AU 2394548A AU 149382 B2 AU149382 B2 AU 149382B2
Authority
AU
Australia
Prior art keywords
relating
hard metal
drill bits
rock drilling
metal tips
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
AU23945/48A
Other versions
AU2394548A (en
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.)
RIP-BITS Ltd
Original Assignee
RIP-BITS Ltd
Filing date
Publication date
Application filed by RIP-BITS Ltd filed Critical RIP-BITS Ltd
Application granted granted Critical
Publication of AU149382B2 publication Critical patent/AU149382B2/en
Publication of AU2394548A publication Critical patent/AU2394548A/en
Expired legal-status Critical Current

Links

AU23945/48A 1948-10-28 Improvements In or relating to drill bits having hard metal tips suitable for rock drilling Expired AU149382B2 (en)

Publications (2)

Publication Number Publication Date
AU149382B2 true AU149382B2 (en) 1948-11-25
AU2394548A AU2394548A (en) 1948-11-25

Family

ID=

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