ZA846138B - Rotary rock drilling chuck - Google Patents

Rotary rock drilling chuck

Info

Publication number
ZA846138B
ZA846138B ZA846138A ZA846138A ZA846138B ZA 846138 B ZA846138 B ZA 846138B ZA 846138 A ZA846138 A ZA 846138A ZA 846138 A ZA846138 A ZA 846138A ZA 846138 B ZA846138 B ZA 846138B
Authority
ZA
South Africa
Prior art keywords
rock drilling
rotary rock
drilling chuck
chuck
rotary
Prior art date
Application number
ZA846138A
Inventor
Charles John Armstrong
Original Assignee
Boart Int 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 Boart Int Ltd filed Critical Boart Int Ltd
Priority to ZA846138A priority Critical patent/ZA846138B/en
Publication of ZA846138B publication Critical patent/ZA846138B/en

Links

ZA846138A 1984-08-08 1984-08-08 Rotary rock drilling chuck ZA846138B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA846138A ZA846138B (en) 1984-08-08 1984-08-08 Rotary rock drilling chuck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA846138A ZA846138B (en) 1984-08-08 1984-08-08 Rotary rock drilling chuck

Publications (1)

Publication Number Publication Date
ZA846138B true ZA846138B (en) 1985-03-27

Family

ID=25577457

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA846138A ZA846138B (en) 1984-08-08 1984-08-08 Rotary rock drilling chuck

Country Status (1)

Country Link
ZA (1) ZA846138B (en)

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