AU108907B2 - Improvements in shank formations of percussive drilling tools - Google Patents

Improvements in shank formations of percussive drilling tools

Info

Publication number
AU108907B2
AU108907B2 AU82/39A AU8239A AU108907B2 AU 108907 B2 AU108907 B2 AU 108907B2 AU 82/39 A AU82/39 A AU 82/39A AU 8239 A AU8239 A AU 8239A AU 108907 B2 AU108907 B2 AU 108907B2
Authority
AU
Australia
Prior art keywords
drilling tools
percussive drilling
formations
shank
shank formations
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
AU82/39A
Other versions
AU8239A (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.)
Weaknf Dijkstal
Original Assignee
Weaknf Dijkstal
Filing date
Publication date
Application filed by Weaknf Dijkstal filed Critical Weaknf Dijkstal
Application granted granted Critical
Publication of AU8239A publication Critical patent/AU8239A/en
Publication of AU108907B2 publication Critical patent/AU108907B2/en
Expired legal-status Critical Current

Links

AU82/39A 1939-01-10 Improvements in shank formations of percussive drilling tools Expired AU108907B2 (en)

Publications (2)

Publication Number Publication Date
AU8239A AU8239A (en) 1939-11-09
AU108907B2 true AU108907B2 (en) 1939-11-09

Family

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