CA266924A - Dispositif de foret a puits - Google Patents

Dispositif de foret a puits

Info

Publication number
CA266924A
CA266924A CA266924A CA266924DA CA266924A CA 266924 A CA266924 A CA 266924A CA 266924 A CA266924 A CA 266924A CA 266924D A CA266924D A CA 266924DA CA 266924 A CA266924 A CA 266924A
Authority
CA
Canada
Prior art keywords
earth
boring bit
bit mechanism
boring
bit
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
CA266924A
Other languages
English (en)
Inventor
Smith Eggleston
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.)
EGGLESTON DRILLING Corp
Original Assignee
EGGLESTON DRILLING Corp
Publication date
Application granted granted Critical
Publication of CA266924A publication Critical patent/CA266924A/fr
Expired legal-status Critical Current

Links

CA266924A Dispositif de foret a puits Expired CA266924A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA266924T

Publications (1)

Publication Number Publication Date
CA266924A true CA266924A (fr) 1926-12-21

Family

ID=35194879

Family Applications (1)

Application Number Title Priority Date Filing Date
CA266924A Expired CA266924A (fr) Dispositif de foret a puits

Country Status (1)

Country Link
CA (1) CA266924A (fr)

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