CA213973A - Appareil a briser le roc sous l'eau - Google Patents

Appareil a briser le roc sous l'eau

Info

Publication number
CA213973A
CA213973A CA213973A CA213973DA CA213973A CA 213973 A CA213973 A CA 213973A CA 213973 A CA213973 A CA 213973A CA 213973D A CA213973D A CA 213973DA CA 213973 A CA213973 A CA 213973A
Authority
CA
Canada
Prior art keywords
sub
cutting apparatus
rock cutting
aqueous rock
aqueous
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
CA213973A
Other languages
English (en)
Inventor
Oswald Bedgood Hubert
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.)
LOBNITZ AND CO
Original Assignee
LOBNITZ AND CO
Publication date
Application granted granted Critical
Publication of CA213973A publication Critical patent/CA213973A/fr
Expired legal-status Critical Current

Links

CA213973A Appareil a briser le roc sous l'eau Expired CA213973A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA213973T

Publications (1)

Publication Number Publication Date
CA213973A true CA213973A (fr) 1921-10-25

Family

ID=35108417

Family Applications (1)

Application Number Title Priority Date Filing Date
CA213973A Expired CA213973A (fr) Appareil a briser le roc sous l'eau

Country Status (1)

Country Link
CA (1) CA213973A (fr)

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