CA140807A - Outil a percer des puits - Google Patents

Outil a percer des puits

Info

Publication number
CA140807A
CA140807A CA000140807A CA140807DA CA140807A CA 140807 A CA140807 A CA 140807A CA 000140807 A CA000140807 A CA 000140807A CA 140807D A CA140807D A CA 140807DA CA 140807 A CA140807 A CA 140807A
Authority
CA
Canada
Prior art keywords
boring tool
well boring
well
tool
boring
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
CA000140807A
Other languages
English (en)
Inventor
Alexander Rotinoff
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA140807A publication Critical patent/CA140807A/fr
Expired legal-status Critical Current

Links

CA000140807A 1911-12-18 1911-12-18 Outil a percer des puits Expired CA140807A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA140807T 1911-12-18

Publications (1)

Publication Number Publication Date
CA140807A true CA140807A (fr) 1912-05-28

Family

ID=45260523

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000140807A Expired CA140807A (fr) 1911-12-18 1911-12-18 Outil a percer des puits

Country Status (1)

Country Link
CA (1) CA140807A (fr)

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