AU4334472A - Rock drilling - Google Patents

Rock drilling

Info

Publication number
AU4334472A
AU4334472A AU43344/72A AU4334472A AU4334472A AU 4334472 A AU4334472 A AU 4334472A AU 43344/72 A AU43344/72 A AU 43344/72A AU 4334472 A AU4334472 A AU 4334472A AU 4334472 A AU4334472 A AU 4334472A
Authority
AU
Australia
Prior art keywords
rock drilling
rock
drilling
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
AU43344/72A
Inventor
Ernest Hills Derrick
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.)
Ransomes & Rapier Ltd
Original Assignee
Ransomes & Rapier Ltd
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 Ransomes & Rapier Ltd filed Critical Ransomes & Rapier Ltd
Priority to AU43344/72A priority Critical patent/AU4334472A/en
Publication of AU4334472A publication Critical patent/AU4334472A/en
Expired legal-status Critical Current

Links

AU43344/72A 1971-06-17 1972-06-13 Rock drilling Expired AU4334472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU43344/72A AU4334472A (en) 1971-06-17 1972-06-13 Rock drilling

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB28526/71 1971-06-17
AU43344/72A AU4334472A (en) 1971-06-17 1972-06-13 Rock drilling

Publications (1)

Publication Number Publication Date
AU4334472A true AU4334472A (en) 1973-12-20

Family

ID=3730593

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43344/72A Expired AU4334472A (en) 1971-06-17 1972-06-13 Rock drilling

Country Status (1)

Country Link
AU (1) AU4334472A (en)

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