CA622664A - Rock drilling tool - Google Patents

Rock drilling tool

Info

Publication number
CA622664A
CA622664A CA622664A CA622664DA CA622664A CA 622664 A CA622664 A CA 622664A CA 622664 A CA622664 A CA 622664A CA 622664D A CA622664D A CA 622664DA CA 622664 A CA622664 A CA 622664A
Authority
CA
Canada
Prior art keywords
drilling tool
rock drilling
rock
tool
drilling
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
CA622664A
Inventor
W. Hart Dudley
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Publication date
Application granted granted Critical
Publication of CA622664A publication Critical patent/CA622664A/en
Expired legal-status Critical Current

Links

CA622664A Rock drilling tool Expired CA622664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA622664T

Publications (1)

Publication Number Publication Date
CA622664A true CA622664A (en) 1961-06-27

Family

ID=35877847

Family Applications (1)

Application Number Title Priority Date Filing Date
CA622664A Expired CA622664A (en) Rock drilling tool

Country Status (1)

Country Link
CA (1) CA622664A (en)

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