CA913060A - Drilling equipment, especially for drilling in earth or loose rock - Google Patents

Drilling equipment, especially for drilling in earth or loose rock

Info

Publication number
CA913060A
CA913060A CA913060A CA913060DA CA913060A CA 913060 A CA913060 A CA 913060A CA 913060 A CA913060 A CA 913060A CA 913060D A CA913060D A CA 913060DA CA 913060 A CA913060 A CA 913060A
Authority
CA
Canada
Prior art keywords
drilling
earth
loose rock
equipment
drilling equipment
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
CA913060A
Inventor
H. Hornsten Karl
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.)
Nya Asfalt AB
Original Assignee
Nya Asfalt AB
Publication date
Application granted granted Critical
Publication of CA913060A publication Critical patent/CA913060A/en
Expired legal-status Critical Current

Links

CA913060A Drilling equipment, especially for drilling in earth or loose rock Expired CA913060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA913060T

Publications (1)

Publication Number Publication Date
CA913060A true CA913060A (en) 1972-10-24

Family

ID=36420618

Family Applications (1)

Application Number Title Priority Date Filing Date
CA913060A Expired CA913060A (en) Drilling equipment, especially for drilling in earth or loose rock

Country Status (1)

Country Link
CA (1) CA913060A (en)

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