CA281163A - Well boring device - Google Patents

Well boring device

Info

Publication number
CA281163A
CA281163A CA281163A CA281163DA CA281163A CA 281163 A CA281163 A CA 281163A CA 281163 A CA281163 A CA 281163A CA 281163D A CA281163D A CA 281163DA CA 281163 A CA281163 A CA 281163A
Authority
CA
Canada
Prior art keywords
boring device
well boring
well
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
CA281163A
Other languages
French (fr)
Inventor
Steiner Ludwig
Gutman Victor
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.)
Siemens Schuckertwerke AG
Original Assignee
Siemens Schuckertwerke AG
Publication date
Application granted granted Critical
Publication of CA281163A publication Critical patent/CA281163A/en
Expired legal-status Critical Current

Links

CA281163A Well boring device Expired CA281163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA281163T

Publications (1)

Publication Number Publication Date
CA281163A true CA281163A (en) 1928-06-19

Family

ID=35214255

Family Applications (1)

Application Number Title Priority Date Filing Date
CA281163A Expired CA281163A (en) Well boring device

Country Status (1)

Country Link
CA (1) CA281163A (en)

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