CA217881A - Well boring tool - Google Patents

Well boring tool

Info

Publication number
CA217881A
CA217881A CA217881A CA217881DA CA217881A CA 217881 A CA217881 A CA 217881A CA 217881 A CA217881 A CA 217881A CA 217881D A CA217881D A CA 217881DA CA 217881 A CA217881 A CA 217881A
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
CA217881A
Other languages
French (fr)
Inventor
Anschutz-Kaempfe Hermann
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
Publication date
Application granted granted Critical
Publication of CA217881A publication Critical patent/CA217881A/en
Expired legal-status Critical Current

Links

CA217881A Well boring tool Expired CA217881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA217881T

Publications (1)

Publication Number Publication Date
CA217881A true CA217881A (en) 1922-04-25

Family

ID=35112325

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217881A Expired CA217881A (en) Well boring tool

Country Status (1)

Country Link
CA (1) CA217881A (en)

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