ZA704621B - A drilling equipment,especially for drilling in earth of loose rock - Google Patents

A drilling equipment,especially for drilling in earth of loose rock

Info

Publication number
ZA704621B
ZA704621B ZA704621A ZA704621A ZA704621B ZA 704621 B ZA704621 B ZA 704621B ZA 704621 A ZA704621 A ZA 704621A ZA 704621 A ZA704621 A ZA 704621A ZA 704621 B ZA704621 B ZA 704621B
Authority
ZA
South Africa
Prior art keywords
drilling
earth
loose rock
equipment
drilling equipment
Prior art date
Application number
ZA704621A
Inventor
K Hoernsten
Original Assignee
Nya Asfalt Ab
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 Nya Asfalt Ab filed Critical Nya Asfalt Ab
Priority to ZA704621A priority Critical patent/ZA704621B/en
Publication of ZA704621B publication Critical patent/ZA704621B/en

Links

ZA704621A 1970-07-06 1970-07-06 A drilling equipment,especially for drilling in earth of loose rock ZA704621B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA704621A ZA704621B (en) 1970-07-06 1970-07-06 A drilling equipment,especially for drilling in earth of loose rock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA704621A ZA704621B (en) 1970-07-06 1970-07-06 A drilling equipment,especially for drilling in earth of loose rock

Publications (1)

Publication Number Publication Date
ZA704621B true ZA704621B (en) 1971-03-31

Family

ID=25562207

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA704621A ZA704621B (en) 1970-07-06 1970-07-06 A drilling equipment,especially for drilling in earth of loose rock

Country Status (1)

Country Link
ZA (1) ZA704621B (en)

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