CA541022A - Tete ou meche de foret - Google Patents

Tete ou meche de foret

Info

Publication number
CA541022A
CA541022A CA541022A CA541022DA CA541022A CA 541022 A CA541022 A CA 541022A CA 541022 A CA541022 A CA 541022A CA 541022D A CA541022D A CA 541022DA CA 541022 A CA541022 A CA 541022A
Authority
CA
Canada
Prior art keywords
bit
drill head
drill
head
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
CA541022A
Other languages
English (en)
Inventor
S. Hallett Thomas
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 CA541022A publication Critical patent/CA541022A/fr
Expired legal-status Critical Current

Links

CA541022A Tete ou meche de foret Expired CA541022A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA541022T

Publications (1)

Publication Number Publication Date
CA541022A true CA541022A (fr) 1957-05-21

Family

ID=35698168

Family Applications (1)

Application Number Title Priority Date Filing Date
CA541022A Expired CA541022A (fr) Tete ou meche de foret

Country Status (1)

Country Link
CA (1) CA541022A (fr)

Similar Documents

Publication Publication Date Title
CA547714A (fr) Cheville de meche de foret
CA541022A (fr) Tete ou meche de foret
CA538218A (fr) Perceuse
CA538284A (fr) Meche de foret
CA535706A (fr) Outil de forage
CA550544A (fr) Tete de sondage
CA540407A (fr) Meche de perforatrice
CA542199A (fr) Foret de percussion
CA538658A (fr) Outil a percer le roc
CA536543A (fr) Piece rapportee de meche de foreuse
CA542010A (fr) Perforatrice
AU224665B2 (en) Drill bit
CA526331A (fr) Outil de forage
CA610807A (en) Drill head
CA542735A (fr) Perforateur de puits
CA528679A (fr) Outil de forage de puits
AU254745B2 (en) Improved drill bit
CA551441A (fr) Meche de sondage de puits
CA600837A (en) Boring head
CA535131A (fr) Sondage de puits
CA530705A (fr) Outil de forage au rocher
CA550944A (fr) Meche de foret relevable pour formation dure
CA549284A (fr) Meche retractile de forage de formation dure
CA533253A (fr) Fleuret enlevable de perforateur au rocher
AU4067158A (en) Drill bit