CA92830A - Foret a roc actionne par les gaz - Google Patents

Foret a roc actionne par les gaz

Info

Publication number
CA92830A
CA92830A CA000092830A CA92830DA CA92830A CA 92830 A CA92830 A CA 92830A CA 000092830 A CA000092830 A CA 000092830A CA 92830D A CA92830D A CA 92830DA CA 92830 A CA92830 A CA 92830A
Authority
CA
Canada
Prior art keywords
rock drill
gas actuated
actuated rock
gas
drill
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
CA000092830A
Other languages
English (en)
Inventor
John Virtue Rice
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA92830A publication Critical patent/CA92830A/fr
Expired legal-status Critical Current

Links

CA000092830A 1905-03-20 1905-03-20 Foret a roc actionne par les gaz Expired CA92830A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA92830T 1905-03-20

Publications (1)

Publication Number Publication Date
CA92830A true CA92830A (fr) 1905-04-25

Family

ID=45209365

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000092830A Expired CA92830A (fr) 1905-03-20 1905-03-20 Foret a roc actionne par les gaz

Country Status (1)

Country Link
CA (1) CA92830A (fr)

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